KR20210130972A - Color filter array of an electronic deviceand the electronic - Google Patents

Abstract

According to one embodiment of the present invention, an electronic device comprises a camera, a memory, and an image sensor and an image signal processor (ISP) electrically connected to the camera and the memory. The image sensor includes a color filter. The color filter includes a first region having a first pattern and arranged in the middle of the color filter and a second region having a second pattern different from the first pattern around the first region. The image signal processor performs processing of image information based on image information acquired through the first region and image information acquired through the second region. According to various embodiments of the present invention, SNR can be improved in a low-illumination condition while reducing consumed current or processing time in re-mosaic.

Description

COLOR FILTER ARRAY OF AN ELECTRONIC DEVICEAND THE ELECTRONIC

Various embodiments of the present document relate to color filter technology in an electronic device.

Various embodiments of the present disclosure relate to a color filter technology in an electronic device for improving resolution of a lens center while reducing noise around a lens.

In an electronic device, a color filter having an RGB pattern may be disposed on a photodiode of an image sensor to make a photo, a moving picture, etc. into a color image, and a color image may be implemented by interpolating the color of each photodiode position. A typical RGB pattern includes a Bayer pattern.

With the development of image sensor technology, the demand for obtaining high-resolution images is increasing, and high-resolution images are in progress.

In an electronic device, for a high-resolution image, the size per pixel of an image sensor is physically reduced and noise generation is increased. For example, when the Bayer pattern is applied as the RGB pattern of the image sensor, the signal-to-noise ratio (SNR) deteriorates due to the reduction in the size per pixel, and there is a lot of noise in a low-light environment where there is not enough light. can occur

In the electronic device, in order to improve SNR, a technology related to a pattern (eg, tetra pattern, quadra pattern) in which 4 pixels form one color filter group is applied to some high-pixel sensor, or photographed Depending on the situation (eg, high illuminance, low illuminance) or purpose, a technique for selectively processing re-mosaic, binning, etc. on the color filter may be applied. In electronic devices, sensors applied with a tetra pattern were introduced, but the resolution across the color image was deteriorated, and the memory capacity, current consumption, and processing time for remosaic processing increased.

According to various embodiments of the present disclosure, it is possible to provide a color filter for an electronic device capable of improving SNR in a low-illuminance condition while reducing processing time or consumption current generated during a remote control, and an electronic device thereof. Also, various embodiments may provide, for example, color filter technology in an electronic device.

An electronic device according to an embodiment of the present document includes a camera, a memory, and an image sensor and an image signal processor (ISP) electrically connected to the camera and the memory, wherein the image sensor includes a color filter and the color filter includes a second region in which a first region having a first pattern is disposed in a center of the color filter and having a second pattern different from the first pattern in a periphery of the first region, The image signal processor may include an electronic device that processes image information based on image information acquired through the first region and image information acquired through the second region.

In the color filter according to an embodiment of the present document, it has a first pattern, has a first area disposed in a central portion of the color filter, and has a second pattern different from the first pattern, and has a periphery of the first area A color filter including a second region disposed in the .

An electronic device according to an embodiment of the present document includes a display, an image sensor including at least one color filter, and an image signal processor electrically connected to the display and the image sensor, wherein the image signal processor comprises: First image information corresponding to a first area having a first pattern in the center of the color filter, and second image information corresponding to a second area having a second pattern different from the first pattern in the periphery of the first area and processing image information based on the first image information and the second image information and using the display to obtain a first user input for a zoom-in operation, based on the first image information and an electronic device that processes image information.

According to various embodiments disclosed herein, resolution may be improved compared to a sensor to which a tetra pattern is applied in a high illuminance environment.

According to various embodiments disclosed in this document, noise can be reduced by applying binning technology to the lens periphery of an electronic device that generates a lot of noise in a low-light environment, and the lens center operates like a general Bayer pattern to reduce the resolution of the center. can be prevented

According to various embodiments disclosed in this document, it is possible to improve resolution, shorten shooting time, and reduce current consumption compared to a sensor to which a tetra pattern is applied. have.

1 is a block diagram of an electronic device in a network environment according to various embodiments of the present disclosure;
2 is a block diagram illustrating a camera module according to various embodiments of the present disclosure;
3 is a diagram illustrating an image sensor module in an electronic device according to an exemplary embodiment.
4 is a diagram illustrating a state in which color filters of various patterns are disposed on a photodiode of an image sensor in an electronic device according to an exemplary embodiment;
5 is a diagram illustrating a color filter having a first area and a second area in an electronic device according to an exemplary embodiment.
6 is a diagram illustrating a color filter having a first area and a second area in an electronic device according to another exemplary embodiment.
7 is a diagram illustrating a color filter having a first area and a second area in an electronic device according to another exemplary embodiment.
8 is a diagram illustrating a color filter having a first area, a second area, and a third area in an electronic device according to an exemplary embodiment.
9 is a flowchart schematically illustrating a processing flow of image information in an electronic device according to an exemplary embodiment.
10A is a diagram illustrating a first area and a second area of a color filter when a digital zoom operation is not performed in an electronic device according to an exemplary embodiment.
10B is a diagram illustrating a first area and a second area of a color filter when a digital zoom operation is performed in an electronic device according to another exemplary embodiment.

1 is a block diagram of an electronic device in a network environment, according to various embodiments of the present disclosure;

Referring to FIG. 1 , in a network environment 100 , an electronic device 101 communicates with an electronic device 102 through a first network 198 (eg, a short-range wireless communication network) or a second network 199 . It may communicate with the electronic device 104 or the server 108 through (eg, a long-distance wireless communication network). According to an embodiment, the electronic device 101 may communicate with the electronic device 104 through the server 108 . According to an embodiment, the electronic device 101 includes a processor 120 , a memory 130 , an input device 150 , a sound output device 155 , a display device 160 , an audio module 170 , and a sensor module ( 176), interface 177, connection terminal 178, haptic module 179, camera module 180, power management module 188, battery 189, communication module 190, subscriber identification module 196 , or an antenna module 197 . In some embodiments, at least one of these components (eg, the connection terminal 178 ) may be omitted or one or more other components may be added to the electronic device 101 . In some embodiments, some of these components (eg, the sensor module 176 , the camera module 180 , or the antenna module 197 ) are integrated into one component (eg, the display device 160 ). can be For example, the sensor module 176 (eg, a fingerprint sensor, an iris sensor, or an illuminance sensor) may be implemented while being embedded in the display device 160 (eg, a display).

The processor 120, for example, executes software (eg, a program 140) to execute at least one other component (eg, a hardware or software component) of the electronic device 101 connected to the processor 120 . It can control and perform various data processing or operations. According to an embodiment, as at least part of data processing or operation, the processor 120 converts commands or data received from other components (eg, the sensor module 176 or the communication module 190) to the volatile memory 132 . may be stored in the volatile memory 132 , and may process commands or data stored in the volatile memory 132 , and store the result data in the non-volatile memory 134 . According to an embodiment, the processor 120 may include a main processor 121 (eg, a central processing unit or an application processor), or an auxiliary processor 123 (eg, a graphic processing unit or an image signal processor) that can be operated independently or together with the main processor 121 . , a sensor hub processor, or a communication processor). For example, when the electronic device 101 includes the main processor 121 and the sub-processor 123 , the sub-processor 123 uses less power than the main processor 121 or is set to be specialized for a specified function. can The auxiliary processor 123 may be implemented separately from or as a part of the main processor 121 .

The auxiliary processor 123 may be, for example, on behalf of the main processor 121 while the main processor 121 is in an inactive (eg, sleep) state, or when the main processor 121 is active (eg, executing an application). ), together with the main processor 121, at least one of the components of the electronic device 101 (eg, the display device 160, the sensor module 176, or the communication module 190) It is possible to control at least some of the related functions or states. According to an embodiment, the auxiliary processor 123 (eg, an image signal processor or a communication processor) may be implemented as a part of another functionally related component (eg, the camera module 180 or the communication module 190). have.

The memory 130 may store various data used by at least one component (eg, the processor 120 or the sensor module 176 ) of the electronic device 101 . The data may include, for example, input data or output data for software (eg, the program 140 ) and instructions related thereto. The memory 130 may include a volatile memory 132 or a non-volatile memory 134 .

The program 140 may be stored as software in the memory 130 , and may include, for example, an operating system 142 , middleware 144 , or an application 146 .

The input device 150 may receive a command or data to be used by a component (eg, the processor 120 ) of the electronic device 101 from the outside (eg, a user) of the electronic device 101 . The input device 150 may include, for example, a microphone, a mouse, a keyboard, or a digital pen (eg, a stylus pen).

The sound output device 155 may output a sound signal to the outside of the electronic device 101 . The sound output device 155 may include, for example, a speaker or a receiver. The speaker can be used for general purposes such as multimedia playback or recording playback, and the receiver can be used to receive incoming calls. According to an embodiment, the receiver may be implemented separately from or as a part of the speaker.

The display device 160 may visually provide information to the outside (eg, a user) of the electronic device 101 . The display device 160 may include, for example, a display, a hologram device, or a projector and a control circuit for controlling the corresponding device. According to an embodiment, the display device 160 may include a touch sensor configured to sense a touch or a pressure sensor configured to measure the intensity of a force generated by the touch.

The audio module 170 may convert a sound into an electric signal or, conversely, convert an electric signal into a sound. According to an embodiment, the audio module 170 acquires a sound through the input device 150 , or an external electronic device (eg, a sound output device 155 ) connected directly or wirelessly with the electronic device 101 . The sound may be output through the electronic device 102 (eg, a speaker or a headphone).

The sensor module 176 detects an operating state (eg, power or temperature) of the electronic device 101 or an external environmental state (eg, user state), and generates an electrical signal or data value corresponding to the sensed state. can do. According to an embodiment, the sensor module 176 may include, for example, a gesture sensor, a gyro sensor, a barometric pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a proximity sensor, a color sensor, an IR (infrared) sensor, a biometric sensor, It may include a temperature sensor, a humidity sensor, or an illuminance sensor.

The interface 177 may support one or more designated protocols that may be used for the electronic device 101 to directly or wirelessly connect with an external electronic device (eg, the electronic device 102 ). According to an embodiment, the interface 177 may include, for example, a high definition multimedia interface (HDMI), a universal serial bus (USB) interface, an SD card interface, or an audio interface.

The connection terminal 178 may include a connector through which the electronic device 101 can be physically connected to an external electronic device (eg, the electronic device 102 ). According to an embodiment, the connection terminal 178 may include, for example, an HDMI connector, a USB connector, an SD card connector, or an audio connector (eg, a headphone connector).

The haptic module 179 may convert an electrical signal into a mechanical stimulus (eg, vibration or movement) or an electrical stimulus that the user can perceive through tactile or kinesthetic sense. According to an embodiment, the haptic module 179 may include, for example, a motor, a piezoelectric element, or an electrical stimulation device.

The camera module 180 may capture still images and moving images. According to an embodiment, the camera module 180 may include one or more lenses, image sensors, image signal processors, or flashes.

The power management module 188 may manage power supplied to the electronic device 101 . According to an embodiment, the power management module 388 may be implemented as, for example, at least a part of a power management integrated circuit (PMIC).

The battery 189 may supply power to at least one component of the electronic device 101 . According to an embodiment, the battery 189 may include, for example, a non-rechargeable primary cell, a rechargeable secondary cell, or a fuel cell.

The communication module 190 is a direct (eg, wired) communication channel or a wireless communication channel between the electronic device 101 and an external electronic device (eg, the electronic device 102, the electronic device 104, or the server 108). It can support establishment and communication through the established communication channel. The communication module 190 may include one or more communication processors that operate independently of the processor 120 (eg, an application processor) and support direct (eg, wired) communication or wireless communication. According to an embodiment, the communication module 190 is a wireless communication module 192 (eg, a cellular communication module, a short-range wireless communication module, or a global navigation satellite system (GNSS) communication module) or a wired communication module 194 (eg, : It may include a local area network (LAN) communication module, or a power line communication module). A corresponding communication module among these communication modules is a first network 198 (eg, a short-range communication network such as Bluetooth, wireless fidelity (WiFi) direct, or infrared data association (IrDA)) or a second network 199 (eg, cellular). It may communicate with an external electronic device over a network, the Internet, or a telecommunications network such as a computer network (eg, LAN or WAN). These various types of communication modules may be integrated into one component (eg, a single chip) or may be implemented as a plurality of components (eg, multiple chips) separate from each other. The wireless communication module 192 uses the subscriber information (eg, International Mobile Subscriber Identifier (IMSI)) stored in the subscriber identification module 196 within a communication network such as the first network 198 or the second network 199 . The electronic device 101 may be identified and authenticated.

The antenna module 197 may transmit or receive a signal or power to the outside (eg, an external electronic device). According to an embodiment, the antenna module may include an antenna including a conductor formed on a substrate (eg, a PCB) or a radiator formed of a conductive pattern. According to an embodiment, the antenna module 197 may include a plurality of antennas. In this case, at least one antenna suitable for a communication method used in a communication network such as the first network 198 or the second network 199 is connected from the plurality of antennas by, for example, the communication module 190 . can be selected. A signal or power may be transmitted or received between the communication module 190 and an external electronic device through the selected at least one antenna. According to some embodiments, other components (eg, a radio frequency integrated circuit (RFIC)) other than the radiator may be additionally formed as a part of the antenna module 197 .

At least some of the components are connected to each other through a communication method between peripheral devices (eg, a bus, general purpose input and output (GPIO), serial peripheral interface (SPI), or mobile industry processor interface (MIPI)) and a signal ( e.g. commands or data) can be exchanged with each other.

According to an embodiment, the command or data may be transmitted or received between the electronic device 101 and the external electronic device 104 through the server 108 connected to the second network 199 . Each of the external electronic devices 102 or 104 may be the same as or different from the electronic device 101 . According to an embodiment, all or a part of operations executed by the electronic device 101 may be executed by one or more external electronic devices 102 , 104 , or 108 . For example, when the electronic device 101 needs to perform a function or service automatically or in response to a request from a user or other device, the electronic device 101 may perform the function or service itself instead of executing the function or service itself. Alternatively or additionally, one or more external electronic devices may be requested to perform at least a part of the function or the service. One or more external electronic devices that have received the request may execute at least a part of the requested function or service, or an additional function or service related to the request, and transmit a result of the execution to the electronic device 101 . The electronic device 101 may process the result as it is or additionally and provide it as at least a part of a response to the request. For this purpose, for example, cloud computing, distributed computing, or client-server computing technology may be used.

2 is a block diagram illustrating a camera module according to various embodiments of the present disclosure.

Referring to FIG. 2 , the camera module 180 includes a lens assembly 210 , a flash 220 , an image sensor 230 , an image stabilizer 240 , a memory 250 (eg, a buffer memory), or an image signal processor. (260). The lens assembly 210 may collect light emitted from a subject, which is an image to be captured. The lens assembly 210 may include one or more lenses. According to an embodiment, the camera module 180 may include a plurality of lens assemblies 210 . In this case, the camera module 180 may form, for example, a dual camera, a 360 degree camera, or a spherical camera. Some of the plurality of lens assemblies 210 may have the same lens properties (eg, angle of view, focal length, auto focus, f number, or optical zoom), or at least one lens assembly may be a different lens assembly. It may have one or more lens properties different from the lens properties of . The lens assembly 210 may include, for example, a wide-angle lens or a telephoto lens.

The flash 220 may emit light used to enhance light emitted or reflected from the subject. According to an embodiment, the flash 220 may include one or more light emitting diodes (eg, a red-green-blue (RGB) LED, a white LED, an infrared LED, or an ultraviolet LED), or a xenon lamp. The image sensor 230 may acquire an image corresponding to the subject by converting light emitted or reflected from the subject and transmitted through the lens assembly 210 into an electrical signal. According to an embodiment, the image sensor 230 may include, for example, one image sensor selected from among image sensors having different properties, such as an RGB sensor, a black and white (BW) sensor, an IR sensor, or a UV sensor, the same It may include a plurality of image sensors having a property, or a plurality of image sensors having different properties. Each image sensor included in the image sensor 230 may be implemented using, for example, a charged coupled device (CCD) sensor or a complementary metal oxide semiconductor (CMOS) sensor.

The image stabilizer 240 moves at least one lens or image sensor 230 included in the lens assembly 210 in a specific direction in response to the movement of the camera module 180 or the electronic device 101 including the same. Operation characteristics of the image sensor 230 may be controlled (eg, read-out timing may be adjusted, etc.). This makes it possible to compensate for at least some of the negative effects of the movement on the image being taken. According to an embodiment, the image stabilizer 240 uses a gyro sensor (not shown) or an acceleration sensor (not shown) disposed inside or outside the camera module 180 to the camera module 180 or the electronic device 101 . ) can be detected. According to an embodiment, the image stabilizer 240 may be implemented as, for example, an optical image stabilizer. The memory 250 may temporarily store at least a portion of the image acquired through the image sensor 230 for a next image processing operation. For example, when image acquisition is delayed according to the shutter or a plurality of images are acquired at high speed, the acquired original image (eg, bayer-patterned image or high-resolution image) is stored in the memory 250 and , a copy image corresponding thereto (eg, a low-resolution image) may be previewed through the display device 160 . Thereafter, when a specified condition is satisfied (eg, a user input or a system command), at least a portion of the original image stored in the memory 250 may be obtained and processed by, for example, the image signal processor 260 . According to an embodiment, the memory 250 may be configured as at least a part of the memory 130 or as a separate memory operated independently of the memory 130 .

The image signal processor 260 may perform one or more image processing on an image acquired through the image sensor 230 or an image stored in the memory 250 . The one or more image processes may include, for example, depth map generation, three-dimensional modeling, panorama generation, feature point extraction, image synthesis, or image compensation (eg, noise reduction, resolution adjustment, brightness adjustment, blurring ( blurring, sharpening, or softening. Additionally or alternatively, the image signal processor 260 may include at least one of the components included in the camera module 180 (eg, an image sensor). 230), for example, exposure time control, readout timing control, etc. The image processed by the image signal processor 260 is stored back in the memory 250 for further processing. or may be provided as an external component of the camera module 180 (eg, the memory 130, the display device 160, the electronic device 102, the electronic device 104, or the server 108). According to an example, the image signal processor 260 may be configured as at least a part of the processor 120 or as a separate processor operated independently of the processor 120. The image signal processor 260 may be configured as the processor 120 and a separate processor, the at least one image processed by the image signal processor 260 may be displayed through the display device 160 as it is by the processor 120 or after additional image processing.

According to an embodiment, the electronic device 101 may include a plurality of camera modules 180 each having different properties (eg, angle of view) or functions. For example, a plurality of camera modules 180 including lenses (eg, the lens assembly 210 ) having different angles of view may be configured, and the electronic device 101 may be configured according to a user's selection. It can be controlled to change the angle of view of the camera module 180 performed in step 101 . In this case, for example, at least one of the plurality of camera modules 180 may be a wide-angle camera, and at least the other may be a telephoto camera. Similarly, at least one of the plurality of camera modules 180 may be a front camera, and at least the other may be a rear camera. Also, the plurality of camera modules 180 may include at least one of a wide-angle camera, a telephoto camera, and an IR (infrared) camera (eg, a time of flight (TOF) camera, a structured light camera). According to an embodiment, the IR camera may be operated as at least a part of a sensor module (eg, the sensor module 176 of FIG. 1 ). For example, the TOF camera may be operated as at least a part of a sensor module (eg, the sensor module 176 of FIG. 1 ) for detecting the distance to the subject.

3 illustrates an image sensor module in an electronic device according to an exemplary embodiment.

In an embodiment, the electronic device 300 may include an image sensor module 310 , a processor 320 , a memory 330 , a display 340 , and a camera lens module 350 . The camera lens module 350 may correspond to the lens assembly 210 of the camera module 180 described with reference to FIG. 2 . Also, the electronic device 300 may include other components in addition to the above-described components. For example, the electronic device 300 may include the same or similar components to the electronic device 101 described with reference to FIG. 1 .

In an embodiment, the image sensor module 310 may include an image sensor 311 and an image signal processor (ISP) 312 . For example, the image sensor 311 may include a photodiode 400 and/or a color filter 410 which will be described later with reference to FIG. 4 . Also, the image sensor module 310 may include other components in addition to the above-described components. For example, the image sensor 230 , the image stabilizer 240 , and/or the image signal processor 260 described with reference to FIG. 2 may include the same or similar components.

In an embodiment, the electronic device 300 may acquire image information through the camera lens module 350 . Also, the electronic device 300 may process image information based on the image sensor module 310 . For example, the image information may include 2D (dimension) information, 3D information, color data, and/or black-and-white data, illuminance data, and the like. The image information is not limited to the described embodiment, and may include information processed by the image sensor module 310 to generate an image (eg, photo, image, etc.) in the electronic device 300 according to various embodiments. can Processing of image information in various embodiments will be described later with reference to FIG. 9 .

In an embodiment, the electronic device 300 may perform various processing based on the processing result of the image information through the processor 320 . For example, the processor 320 of the electronic device 300 may store the processing result of the image information of the image sensor module 310 in the memory 330 . Also, the processor 320 of the electronic device 300 may display the image information on the display 340 based on the processing result.

4 illustrates a state in which color filters of various patterns are arranged on a photodiode of an image sensor in an electronic device according to an exemplary embodiment.

In an embodiment, the image sensor (eg, the image sensor 311 of FIG. 3 ) may include a photodiode 400 and a color filter 410 . For example, the image sensor (eg, the image sensor 311 of FIG. 3 ) may include a configuration in which the color filter 410 is disposed on the photodiode 400 .

In an embodiment, the photodiode 400 may convert the received optical signal into an electrical signal. In addition, since the color filter 410 is disposed on the photodiode 400 , the photodiode 400 may receive optical signals corresponding to various colors such as R (red), G (green), and B (blue). .

In an embodiment, color filters 410 of various patterns (eg, first pattern, second pattern, third pattern, etc.) are provided on the photodiode 400 of the image sensor (eg, the image sensor 311 of FIG. 3 ). can be placed. For example, the various patterns may include a bayer pattern, a tetra pattern, a quadra pattern, and/or a nona pattern, and the like.

In an embodiment, the first pattern may be a Bayer pattern. For example, in the Bayer pattern, as shown in FIG. 4 , one pixel may have one color. In addition, in the Bayer pattern, a pixel having one red (R) color, a pixel having two green (G) colors, and a pixel having one blue (B) color are one unit (eg, 4 pixels). pixel) and may be a color filter arranged to be repeated.

In an embodiment, the second pattern may be a tetra pattern or a quadra pattern. For example, the tetra pattern (or quadra pattern) may be a color filter arranged so that four pixels have the same color as shown in FIG. 4 .

In an embodiment, the third pattern may be a nona pattern. The nona pattern may be a color filter arranged so that nine pixels have the same color as shown in FIG. 4 .

5 illustrates a color filter having a first area and a second area in an electronic device according to an exemplary embodiment. For example, the color filter (eg, the color filter 410 of FIG. 4 ) may include a first area and a second area.

In an embodiment, the first region may be a region having a first pattern, and the second region may be a region having a second pattern. For example, the first region may be a color filter having a Bayer pattern, and the second region may be a color filter having a tetra pattern.

In an embodiment, a first region having a first pattern (eg, Bayer pattern) may be disposed in the center of the color filter (eg, the color filter 410 of FIG. 4 ). The first region may have a rectangular shape. Also, the center of the color filter 410 may be an area within a predetermined distance from the center point of the color filter 410 . For example, in the electronic device (eg, the electronic device 300 of FIG. 3 ), an area of the color filter 410 corresponding to an area within 0.7r from the center of a lens (eg, the lens assembly 210 of FIG. 2 ) may be used as the first region. In addition, the electronic device (eg, the electronic device 300 of FIG. 3 ) is located within 0.7r of the center of the lens (eg, the lens assembly 210 of FIG. 2 ) (eg, within 70% of the lens radius r). area) may be determined as image information acquired from the center. In the above-described first area, the description of the area of the color filter 410 corresponding to the area within 0.7r of the above-described lens may be an exemplary embodiment.

In another embodiment, the first area may be a wider area than the area of the color filter 410 corresponding to the area within 0.7r of the lens, and may be a smaller area than the area of the color filter 410 corresponding to the area within 0.7r of the lens. have. In various embodiments, the shape of the first region and/or the distance corresponding to the center of the color filter (eg, the color filter 410 of FIG. 4 ) is not limited to the above-described embodiment and may be implemented in various ways.

In an embodiment, a second area having a second pattern (eg, a tetra pattern) may be disposed around the first area of the color filter 410 . For example, the second area may be the remaining area of the color filter 410 except for the first area having the first pattern.

In an embodiment, the electronic device (eg, the electronic device 300 of FIG. 3 ) may include a color filter (not shown) having a first area, a second area, and a third area. For example, a color filter (not shown) may include a first area having a first pattern, a second area having a second pattern, and a third area having the first pattern. For example, the first region may be a color filter having a Bayer pattern, and the second region may be a color filter having a tetra pattern.

6 illustrates a color filter having a first area and a second area in an electronic device according to another exemplary embodiment. For example, the color filter (eg, the color filter 410 of FIG. 4 ) may include a first area and a second area.

In an embodiment, a first region having a first pattern (eg, Bayer pattern) may be disposed in the center of the color filter (eg, the color filter 410 of FIG. 4 ) as shown in FIG. 6 . The disposition of the first region in the color filter 410 may be arranged in consideration of the resolution of an image (eg, a photo or an image) acquired by an image sensor module (eg, the image sensor module 310 of FIG. 3 ). For example, the electronic device (eg, the electronic device 300 of FIG. 3 ) includes a lens assembly (eg, the lens assembly 210 of FIG. 2 ) included in a camera lens module (eg, the camera lens module 350 of FIG. 3 ). )) can be arranged in consideration of the resolution. For example, the resolution may have different top/bottom/left/right resolutions based on the center 600 of the color filter (eg, the color filter 410), and the color filter ( For example, it may be formed of the color filter 410 of FIG. 4 ).

In an embodiment, the arrangement of the first area in the color filter 410 may be an arrangement in consideration of the resolution of the top/bottom/left/right in the image. For example, the resolution (or resolution) of the lens (eg, the lens assembly 210 of FIG. 2 ) may decrease toward the outside with respect to the center of the lens (eg, the lens assembly 210 of FIG. 2 ). . The first area of the color filter 410 is arranged as shown in FIG. 6 in consideration of the resolution (or resolution) of the lens (eg, the lens assembly 210 of FIG. 2 ) in consideration of the top/bottom/left/right resolution. can do. Also, the first region may be differently disposed according to a distance from the center 600 of the color filter 410 . Regions at the same distance from the center 600 of the color filter 410 may have the same arrangement, and regions at different distances may have different arrangements. Also, for example, the first region may have a top/bottom/left/right symmetrical shape. In an embodiment, the first region of the color filter (eg, the color filter 410 of FIG. 4 ) has a symmetric top/bottom shape (not shown) or a left/right symmetric shape with respect to the center of the image. (not shown) may be formed. Also, the embodiment is not limited thereto, and the first region may be formed in an asymmetrical shape.

In an embodiment, the arrangement of the first region in the color filter 410 may be an arrangement in consideration of symmetry of shading in the image. For example, the color filter (eg, the color filter 410 ) may have a case in which a shadow is formed (eg, shading) due to the camera lens module 350 . In this case, the shadow may be formed in the periphery rather than the center of the color filter (eg, the color filter 410 ), and the central portion may have relatively higher illuminance compared to the periphery. In consideration of shading as described above, the color filter (eg, the color filter 410 ) may have the same arrangement as the first area of FIG. 6 .

In an embodiment, the center of the color filter 410 may be a region within a predetermined area from the center point of the color filter 410 . For example, the electronic device (eg, the electronic device 300 of FIG. 3 ) has an entire area of the lens (eg, the lens assembly 210 of FIG. 2 ) from the center of the lens (eg, the lens assembly 210 of FIG. 2 ). An area of the color filter 410 corresponding to an area within 70% of the ? As another example, the first area may be wider than the area of the color filter 410 corresponding to the area, or may be narrower than the area of the color filter 410 corresponding to the area. The shape of the first region or the area from the center of the lens (eg, the lens assembly 210 of FIG. 2 ) is not limited to the above-described embodiment and may be implemented in various ways.

In an embodiment, a second area having a second pattern (eg, a tetra pattern) may be disposed around the first area of the color filter 410 . For example, the second area may be the remaining area of the color filter 410 except for the first area having the first pattern.

7 illustrates a color filter having a first area and a second area in an electronic device according to another exemplary embodiment. The color filter 410 may have a first area and a second area at the same time.

In an embodiment, a first region having a first pattern (eg, Bayer pattern) may be disposed in the center of the color filter 410 in the form shown in FIG. 7 . The first region may have a form in consideration of simplification of image information processing in the electronic device (eg, the electronic device 300 of FIG. 3 ). For example, referring to FIG. 7 , when the entire area of the color filter (eg, the color filter 410 ) is divided into three regions, the first region is the three regions (eg, the first region and the second region). 2nd region) may be the middle region. For example, the area of the center region may be an area corresponding to a specific ratio (eg, 33%, 49%, 50%, etc.) of the entire area of the color filter (eg, the color filter 410 ). In addition, in the processing of image information in the electronic device (eg, the electronic device 300 ), processing of image information according to the arrangement as shown in FIG. 7 may be simplified than processing of the image information according to the arrangement as shown in FIG. 6 .

For another example, the electronic device (eg, the electronic device 300 of FIG. 3 ) has a color filter corresponding to an area within 70% of the lens radius r from the center of the lens (eg, the lens assembly 210 of FIG. 2 ). An area (eg, the color filter 410 of FIG. 4 ) may be used as the first area. The central region may be wider than the region of the color filter (eg, the color filter 410 ) corresponding to the region within 0.7r from the center of the lens (eg, the lens assembly 210 of FIG. 2 ), and the lens (eg, the lens assembly 210 of FIG. 2 ) 2) may be a narrower area than an area of the color filter (eg, the color filter 410 ) corresponding to an area within 0.7r of the center of the lens assembly 210 .

For another example, the electronic device (eg, the electronic device 300 of FIG. 3 ) may include the entire lens (eg, the lens assembly 210 of FIG. 2 ) from the center of the lens (eg, the lens assembly 210 of FIG. 2 ). An area of a color filter (eg, the color filter 410 ) corresponding to an area within 70% of the area may be used as the first area. The first area may be a middle area among the three areas (eg, the first area and the two second areas). The central region may be wider than the region of the color filter (eg, the color filter 410 ) corresponding to the area, and may be narrower than the region of the color filter (eg, the color filter 410 ) corresponding to the area. can be

In an embodiment, a second region having a second pattern (eg, a tetra pattern) may be arranged around the first region of the color filter 410 . For example, the second region may be the remaining region of the entire color filter (eg, the color filter 410 ) except for the first region (eg, the center region) having the first pattern.

The color filters according to various embodiments are not limited to the above-described embodiments, but may be implemented in various ways for characteristics of a camera lens, simplification of signal processing, top/bottom/left/right resolution, and symmetry of lens shading.

8 illustrates a color filter (eg, a color filter 410 ) having a first area, a second area, and a third area in an electronic device according to an embodiment. For example, the first region may be a region having a first pattern (eg, a Bayer pattern), the second region may have a second pattern (eg, a tetra pattern), and the third region may have a third pattern (eg, a nona pattern). . The first pattern, the second pattern, and the third pattern have been described above with reference to FIG. 4 .

In an embodiment, a first region having a first pattern (eg, Bayer pattern) may be disposed in the center of the color filter (eg, the color filter 410 ) as shown in FIG. 8 . For example, the first region may be arranged in a rectangular shape. In addition, the first region is the distance from the center of the lens (eg, the lens assembly 210 of FIG. 2 ) described above with reference to FIGS. 6 and 7 , and the area from the center of the lens (eg, the lens assembly 210 of FIG. 2 ). It may be arranged in a form that considers the like, a form that considers top/bottom/left/right resolution or symmetry of shading, a form that considers the simplification of image information processing, and the like.

In various embodiments, the shape of the first region, the distance from the center of the lens (eg, the lens assembly 210 of FIG. 2 ), the area from the center of the lens (eg, the lens assembly 210 of FIG. 2 ), etc. It is not limited to an example, and may be implemented in various ways.

In an embodiment, a second region having a second pattern (eg, a tetra pattern) may be disposed around the first region of the color filter (eg, the color filter 410 ). For example, the first area may be disposed in a rectangular shape, and the second area may be disposed in a rectangular shape around the first area. For another example, the shape of the second region may include the distance from the center of the lens (eg, the lens assembly 210 of FIG. 2 ) described above with reference to FIGS. 6 and 7 , and the lens (eg, the lens assembly 210 of FIG. 2 ). ) may be arranged in a form in consideration of the area from the center, in a form in consideration of top/bottom/left/right resolution or shading symmetry, in a form in consideration of simplification of image information processing, and the like.

In various embodiments, the shape of the second region, the distance from the center of the lens (eg, the lens assembly 210 of FIG. 2 ), and the area from the center of the lens (eg, the lens assembly 210 of FIG. 2 ) are the first region may be implemented in various ways by referring to the shape of , the distance from the center of the lens (eg, the lens assembly 210 of FIG. 2 ), and the area from the center of the lens (eg, the lens assembly 210 of FIG. 2 ).

In an embodiment, a third area having a third pattern (eg, a nona pattern) may be disposed around the first area and the second area of the color filter 410 . For example, the third area may be disposed in the remaining area of the color filter 410 except for the first area and the second area.

The color filter (eg, the color filter 410 ) according to various embodiments is not limited to the above-described embodiment for characteristics of a camera lens or simplification of signal processing, top/bottom/left/right resolution, and symmetry of lens shading. and can be implemented in various ways. For example, the color filter (eg, the color filter 410 ) includes a plurality of regions (eg, the first region, the second region, third region). As another example, the color filter (eg, the color filter 410 ) has a plurality of regions (eg, the first region, the second region, and the third region) having different patterns in the form of three regions described with reference to FIG. 7 . ) may have an arrangement of In addition, the color filter (eg, the color filter 410 ) may include regions in which a plurality of regions (eg, the first region, the second region, and the third region) described with reference to FIGS. 6 and 7 are combined. have.

9 schematically illustrates a control flow of an electronic device (eg, the electronic device 300 of FIG. 3 ) according to an exemplary embodiment. Operations of the electronic device (eg, the electronic device 300 of FIG. 3 ) described with reference to FIG. 9 may be controlled by a processor (eg, the processor 320 or the image signal processor 312 of FIG. 3 ). Also, referring to FIG. 3, although the processor 320 and the image signal processor 312 are separately illustrated, in the control of the electronic device 300, the processor 320 and the image signal processor 312 are not functionally distinguished. may not be In addition, the processor (eg, the processor 320 or the image signal processor 312 of FIG. 3 ) configures components (eg, the image sensor 311 , the memory 330 of the electronic device (eg, the electronic device 300 of FIG. 3 )). ), the display 340 , and the camera lens module 350 ) may be controlled based on a mobile industry processor interface (MIPI).

According to an embodiment, in operation 910 , the electronic device (eg, the electronic device 300 of FIG. 3 ) may photograph a subject under the control of a processor (eg, the processor 320 of FIG. 3 ). For example, the electronic device 300 may receive image information (eg, subject image information) under the control of the processor 320 . For example, the image information may include 2D image information and/or 3D image information. For example, the 2D image information and/or the 3D image information may include optical information (eg, an optical signal) or the like.

According to an embodiment, in operation 920 , the electronic device (eg, the electronic device 300 of FIG. 3 ) receives 3D image information of the subject through a camera lens module (eg, the camera lens module 350 of FIG. 3 ) or Alternatively, 3D image information may be converted into 2D image information and received. For example, the electronic device 300 may receive 3D image information about a subject based on the camera lens module 350 under the control of the processor 320 , and the 3D image information includes optical information (eg, an optical signal). and the like. For another example, the electronic device 300 may convert 3D image information about a subject into 2D image information based on the camera lens module 350 under the control of the processor 320 and receive it.

In various embodiments, the electronic device 300 may transmit 2D image information and/or 3D image information to the image sensor 311 of the image sensor module 310 under the control of the processor 320 .

According to an embodiment, in operation 930 , the image sensor 311 of the electronic device (eg, the electronic device 300 of FIG. 3 ) performs an analog image (eg, a subject image) under the control of the image signal processor 312 . A signal (eg, an optical signal) can be converted into a digital signal (eg, an electrical signal).

In an embodiment, the photodiode 400 of the image sensor 311 may receive an optical signal for a subject that has passed through the color filter 410 . For example, the photodiode 400 may receive optical signals corresponding to various colors such as R, G, and B of the subject passing through the color filter 410 . In addition, the photodiode 400 may receive an optical signal under the control of the image signal processor 312 and convert the optical signal into an electrical signal.

According to an embodiment, in operation 940 , the image signal processor (ISP) may perform various processing (eg, signal conversion, remosaic, and binning) on image information. For example, the signal conversion may include a process of converting an analog signal into an electrical signal (eg, a digital signal). Limosaic may also include a process for rearranging the tetra pattern into the Bayer pattern. Binning may refer to a process of using a plurality of pixels by grouping them into one pixel, and may include a process of rearranging a Bayer pattern into a tetra pattern.

In an embodiment, the image signal processor 312 may receive an electrical signal for image information from the image sensor 311 . For example, the image sensor 311 may convert an analog signal for image information into a digital signal and transmit it to the image signal processor 312 . In addition, the image signal processor 312 receiving the digital signal may process image information based on a control signal (eg, a first control signal and a second control signal) related to image information processing. For example, the image signal processor 312 processes image information on a first area of the image sensor 311 using the first control signal, and uses the second control signal to process the image information on the second area of the image sensor 311 . image information can be processed.

In an embodiment, the image signal processor 312 may control the image sensor 311 using a control signal (eg, a first control signal and a second control signal). For example, the image signal processor 312 may relocate (eg, binning) from a Bayer pattern color filter to a tetra pattern color filter, or rearrange (eg, remosaic) from a tetra pattern color filter to a Bayer pattern color filter. -mosaic)) can be done. For another example, the image signal processor 312 uses a control signal (eg, a first control signal and a second control signal) to rearrange the tetra-pattern color filter to the Bayer-pattern color filter in a high-illuminance environment. can determine whether In addition, the image signal processor 312 may determine whether to perform relocation from the Bayer pattern color filter to the tetra pattern color filter in a low-illuminance environment by using a control signal (eg, a first control signal and a second control signal). have.

In an embodiment, the image signal processor 312 may control the image sensor 311 differently according to a photographing mode of the electronic device 300 . The photographing mode of the electronic device 300 may be changed according to a user's operation, and the image signal processor 312 may control the image sensor 311 in response to the change of the photographing mode according to the user's operation. For example, when the photographing mode of the electronic device 300 is the preview mode, the color filter (eg, the color filter 410 of FIG. 4 ) may be 4Mp (eg, 4 million pixels (pixels)). In addition, when the shooting mode is the capture mode, the color filter (eg, the color filter 410 in FIG. 4 ) is 16Mp (eg, 16 million pixels (pixels)) in a high-illuminance environment, and 4Mp (eg, in a low-light environment) 4 million pixels (pixels)). When the shooting mode is a video mode, the color filter (eg, the color filter 410 of FIG. 4 ) may be 4Mp (eg, 4 million pixels (pixels)).

In an embodiment, the color filter of the electronic device 300 (eg, the color filter 410 of FIG. 4 ) must be implemented with 16 Mp (eg, 16 million pixels (pixels)) due to a change in a photographing mode or a change in an environment. In this case, the image signal processor (eg, the image signal processor 312 of FIG. 3 ) controls the image sensor (eg, the image sensor 311 of FIG. 3 ) of 16Mp (eg, 16 million pixels (pixels)). A color filter (eg, the color filter 410 of FIG. 4 ) may be implemented. For example, when the color filter 410 of the image sensor 311 is 4Mp, the image signal processor 312 performs a lithoscopy of the color filter 410 of the tetra pattern with the color filter 410 of the Bayer pattern. It can be implemented with the color filter 410 of 16Mp.

In an embodiment, the image signal processor (ISP) may operate differently according to a user's setting or an illuminance condition. For example, the image signal processor 312 may determine whether to perform a remosaic or binning operation according to an illuminance condition (eg, a high illuminance environment, a low illuminance environment), and a control signal (eg, a first control signal) according to the determination operation. , the second control signal), an image sensor (eg, the image sensor 311 of FIG. 3 ) may be controlled. For another example, the image signal processor 312 may determine whether to perform remosaic or binning based on a user's setting, and based on a control signal according to the determination operation, an image sensor (eg, the image sensor 311 of FIG. 3 ). )) can be controlled.

In an embodiment, the electronic device 300 may not perform lithography on the first region having the Bayer pattern, and may perform binning on the second region having the tetra pattern in a low-illumination environment. For example, according to the existence of the first region having the Bayer pattern in a low-illumination environment, the electronic device 300 may not lower the resolution of the center and may control not to perform the remosaic. For another example, the electronic device 300 may control the second region having the tetra pattern to perform binning, thereby reducing a noise problem in the periphery where noise may occur.

In an embodiment, when the color filter 410 is arranged to have only a tetra pattern, the electronic device 300 may control the image sensor 311 to perform a remosaic to improve resolution in a high-illuminance environment. For another example, when the color filter 410 is disposed to have a first region having a Bayer pattern and a second region having a tetra pattern, there is no resolution problem due to the existence of the first region in the center of the electronic device 300 . can be controlled not to perform limosaic.

The processing or control of the image signal processor (ISP) according to various embodiments is not limited to the above-described embodiments, and various non-described processing of image information may be performed.

In an embodiment, the image signal processor 312 may control the first area and the second area of the image sensor 311 using separate control signals (eg, a first control signal and a second control signal). For example, the image signal processor 312 may generate image information based on the first control signal and image information (eg, 2D information, 3D information, color data, black and white data, and/or illuminance data) acquired through the first region. processing can be performed. For another example, the image signal processor 312 may generate an image based on the second control signal and image information (eg, 2D information, 3D information, color data, black and white data, and/or illuminance data) acquired through the second region. You can control the processing of information. In an embodiment, the processing of the image information may include remosaic and/or binning processing.

In another embodiment, when a color filter having a first area, a second area, and a third area is disposed as shown in FIG. 8 , the image signal processor 312 may include the first area, the second area, and the second area of the image sensor 311 . The three regions may be controlled using separate control signals (eg, a first control signal, a second control signal, and a third control signal). For example, the image signal processor 312 may generate image information based on the first control signal and image information (eg, 2D information, 3D information, color data, black and white data, and/or illuminance data) acquired through the first region. You can control the processing of For another example, the image signal processor 312 may generate an image based on the second control signal and image information (eg, 2D information, 3D information, color data, black and white data, and/or illuminance data) acquired through the second region. You can control the processing of information. In addition, the image signal processor 312 processes image information based on the third control signal and image information (eg, 2D information, 3D information, color data, black and white data, and/or illuminance data) acquired through the third region. You can control to perform The control on the regions (eg, the first region, the second region, and the third region) may include a control on the execution of a limosaic, a control on the execution of a binning, and the like.

According to an embodiment, in operations 950 and 960 , the processor 320 of the electronic device 300 may perform display and/or memory-related processing based on image information processing of the image signal processor (ISP). For example, the processor 320 of the electronic device 300 may store the processing result of the image information of the image sensor module 310 in the memory 330 . For another example, the processor 320 of the electronic device 300 may display an image on the display 340 based on a processing result of the image information.

10A is a diagram illustrating a first area of a color filter (eg, color filter 410 ) when a digital zoom operation (eg, zoom in and zoom out) is not performed in the electronic device according to an exemplary embodiment; and a second region. According to an embodiment, the first region and the second region may be formed in different patterns (eg, a Bayer pattern, a tetra pattern, a nona pattern, etc.).

In an embodiment, when the digital zoom operation is not performed, the electronic device 300 displays image information based on both the first area disposed in the center of the color filter 410 and the second area disposed around the first area. can be dealt with. For example, a portion corresponding to the area 1010 indicated by a dotted circle in FIG. 10A may be an area related to image information processing. In this case, the image signal processor 312 provides a first control signal for all of the first region and image information acquired through the first region (eg, 2D information, 3D information, color data, black-and-white data, and/or illuminance data) You can process images based on . The image signal processor 312 based on the second control signal for the second region and image information acquired through the second region (eg, 2D information, 3D information, color data, black and white data, and/or illuminance data) Images can be processed.

In addition, the processor 320 of the electronic device 300 uses the first control signal and image information acquired through the first region (eg, 2D information, 3D information, color data, black-and-white data, and/or illuminance data). As a processing result, the processing result based on the second control signal and image information acquired through the second region (eg, 2D information, 3D information, color data, black and white data, and/or illuminance data) is stored in the memory 330 . can Also, the processor 320 of the electronic device 300 may display it on the display 340 based on the processing result.

10B illustrates a first area of a color filter (eg, color filter 410 ) when a digital zoom operation (eg, zoom in and zoom out) is performed in the electronic device according to an embodiment; represents the second area. According to an embodiment, the first region and the second region may be formed in different patterns (eg, a Bayer pattern, a tetra pattern, a nona pattern, etc.).

In an embodiment, when a digital zoom operation is performed, the electronic device 300 may process image information based on only the first region disposed in the center of the color filter 410 . For example, a portion corresponding to an area indicated by a dotted circle 1020 in FIG. 10B may be an area related to image information processing. In this case, the image signal processor 312 uses only the first control signal for the first region and image information acquired through the first region (eg, 2D information, 3D information, color data, black-and-white data, and/or illuminance data) only. can be used to process image information. In addition, the processor 320 of the electronic device 300 uses the first control signal and image information acquired through the first region (eg, 2D information, 3D information, color data, black-and-white data, and/or illuminance data). The processing result may be stored in the memory 330 . In addition, the processor 320 of the electronic device 300 uses the first control signal and image information acquired through the first region (eg, 2D information, 3D information, color data, black-and-white data, and/or illuminance data). It may be displayed on the display 340 based on the processing result.

In another embodiment, when a digital zoom operation is performed, the electronic device 300 may display image information based on a portion of a first area disposed in the center of the color filter 410 and a portion of a second area disposed around the first area. can be processed. For example, the image signal processor 312 may include a first control signal for the first region and image information acquired through the first region (eg, 2D information, 3D information, color data, black-and-white data, and/or illuminance data) , processing on image information using a second control signal for a part of the second region and image information acquired through the second region (eg, 2D information, 3D information, color data, black-and-white data, and/or illuminance data) can do In addition, the processor 320 of the electronic device 300 uses the first control signal and image information acquired through the first region (eg, 2D information, 3D information, color data, black-and-white data, and/or illuminance data). As a processing result, the processing result based on the second control signal and image information acquired through the second region (eg, 2D information, 3D information, color data, black and white data, and/or illuminance data) is stored in the memory 330 . can Also, the processor 320 of the electronic device 300 may display it on the display 340 based on the above-described processing result.

In various embodiments, image information processing when only the first control signal for the first region and image information acquired through the first region (eg, 2D information, 3D information, color data, black and white data, and/or illuminance data) are used By not requiring a control to perform (eg, remosaic), high-resolution images can be obtained without problems of memory capacity (eg, increased usage) or current consumption (eg, increased). or a first control signal for the first region and image information acquired through the first region (eg, 2D information, 3D information, color data, black and white data, and/or illuminance data) and a second control signal for a part of the second region In the case of using the control signal and image information acquired through the second region (eg, 2D information, 3D information, color data, black and white data, and/or illuminance data), the memory capacity by reducing the control process for performing the remosaic Problems and problems of current consumption are reduced, and high-resolution images can be obtained.

In various embodiments, a region related to processing of image information among regions of a color filter may vary according to a zoom degree of a digital zoom operation. For example, when the electronic device 300 zooms, a portion of the first area and a portion of the second area may be areas related to image information processing. Also, when the electronic device 300 zooms more, only a part of the first area may be an area related to image information processing. Among the areas of the color filter, the area related to the processing of image information according to the digital zoom operation is not limited to the above-described example, and various exemplary embodiments may exist.

The control according to the digital zoom operation according to various embodiments described with reference to FIGS. 10A and 10B is the same or similar even in the case of a color filter having the first area, the second area, and the third area as shown in FIG. 8 . can be applied

In the electronic device (eg, the electronic device 300 of FIG. 3 ) according to an embodiment of the present document, the electronic device (eg, the electronic device 300 of FIG. 3 ) includes a camera (eg, the camera lens module of FIG. 3 ) 350), a memory (eg, the memory 330 of FIG. 3), and the camera (eg, the camera lens module 350 of FIG. 3), and the memory (eg, the memory 330 of FIG. 3); an image sensor (eg, image sensor 311 of FIG. 3 ) and an image signal processor (ISP) (eg, image signal processor 312 of FIG. 3 ) electrically connected thereto, the image sensor (eg, image sensor 311 of FIG. 3 ) The image sensor 311 of FIG. 4 includes a color filter (eg, the color filter 410 of FIG. 4 ), and the color filter (eg, the color filter 410 of FIG. 4 ) includes the color filter (eg, the color filter 410 of FIG. 4 ). A first area having a first pattern is disposed in the center of the color filter 410 of FIG. 4 ), and a second area having a second pattern different from the first pattern is included in the periphery of the first area, and the image signal The processor (eg, the image signal processor 312 of FIG. 3 ) may process image information based on image information acquired through the first region and image information acquired through the second region.

In the electronic device (eg, the electronic device 300 of FIG. 3 ) according to an embodiment of the present document, the first region may have a rectangular shape.

In the electronic device (eg, the electronic device 300 of FIG. 3 ) according to an embodiment of the present document, the first region may have a form of vertical symmetry and/or left-right symmetry.

In the electronic device (eg, the electronic device 300 of FIG. 3 ) according to an embodiment of the present document, the image signal processor (eg, the image signal processor 312 of FIG. 3 ) is configured to pass through the first area The acquired image information may use a first control signal, and the image information acquired through the second region may use a second control signal to process the image information.

In the electronic device (eg, the electronic device 300 of FIG. 3 ) according to an embodiment of the present document, the image signal processor (eg, the image signal processor 312 of FIG. 3 ) includes the first control signal and Image information related to at least one of remosaic and binning may be processed using the second control signal.

In the electronic device (eg, the electronic device 300 of FIG. 3 ) according to an embodiment of the present document, the image signal processor (eg, the image signal processor 312 of FIG. 3 ) includes the camera (eg, FIG. 3 ) When the camera lens module 350 of ) performs a specified function, image information may be processed based on only image information acquired through the first area.

In the electronic device (eg, the electronic device 300 of FIG. 3 ) according to an embodiment of the present document, the color filter (eg, the color filter 410 of FIG. 4 ) may include the It may include a third region having a first pattern and a third pattern different from the second pattern.

In the electronic device (eg, the electronic device 300 of FIG. 3 ) according to an embodiment of the present document, the second region of the color filter (eg, the color filter 410 of FIG. 4 ) may have a rectangular shape. can

In the electronic device (eg, the electronic device 300 of FIG. 3 ) according to an embodiment of the present document, the second region of the color filter (eg, the color filter 410 of FIG. 4 ) is vertically symmetric and/or Alternatively, it may be in the form of left-right symmetry.

In the electronic device (eg, the electronic device 300 of FIG. 3 ) according to an embodiment of this document, the image signal processor (eg, the image signal processor 312 of FIG. 3 ) acquires through the third area The processed image information may be processed using a third control signal.

In the electronic device (eg, the electronic device 300 of FIG. 3 ) according to an embodiment of the present document, the image signal processor (eg, the image signal processor 312 of FIG. 3 ) includes the camera (eg, FIG. 3 ) When the camera lens module 350 of the zoom operation is performed, based on image information obtained through the first area, image information obtained through the second area, and image information obtained through the third area, Image information can be processed.

In the electronic device (eg, the electronic device 300 of FIG. 3 ) according to an embodiment of the present document, the image signal processor (eg, the image signal processor 312 of FIG. 3 ) includes the camera (eg, FIG. 3 ) When the camera lens module 350 of the zoom-in operation is performed, image information may be processed based on image information obtained through the first area and image information obtained through the second area.

In the electronic device (eg, the electronic device 300 of FIG. 3 ) according to an embodiment of the present document, the image signal processor (eg, the image signal processor 312 of FIG. 3 ) includes the camera (eg, FIG. 3 ) When the camera lens module 350 of the zoom-in operation is performed, image information may be processed based on only image information acquired through the first area.

The color filter (eg, the color filter 410 of FIG. 4 ) according to an exemplary embodiment of the present document has a first pattern and is disposed in the center of the color filter (eg, the color filter 410 of FIG. 4 ) and a second region having a first region to be formed and a second pattern different from the first pattern, the second region being disposed around the first region.

The first region of the color filter (eg, the color filter 410 of FIG. 4 ) according to an exemplary embodiment of the present document may have a form of vertical symmetry and/or left-right symmetry.

The color filter (eg, the color filter 410 of FIG. 4 ) according to an exemplary embodiment of the present document has the first pattern and a third pattern different from the second pattern, and is disposed around the second area. It may include a third region.

The first pattern of the color filter (eg, the color filter 410 of FIG. 4 ) according to an embodiment of the present document may include a Bayer pattern, and the second pattern may include a different pattern from the Bayer pattern. have.

In the electronic device (eg, the electronic device 300 of FIG. 3 ) according to an embodiment of the present document, the electronic device (eg, the electronic device 300 of FIG. 3 ) includes a display (eg, the display 340 of FIG. 3 ) )), an image sensor (eg, image sensor 311 of FIG. 3 ) including at least one color filter (eg, color filter 410 of FIG. 4 ), and the display (eg, display 340 of FIG. 3 ) )), and an image signal processor (eg, the image signal processor 312 of FIG. 3 ) electrically connected to the image sensor (eg, the image sensor 311 of FIG. 3 ), the image signal processor (eg, the image signal processor of FIG. 3 ) The image signal processor 312 of FIG. 3 ) includes first image information corresponding to a first area having a first pattern in the center of the color filter (eg, the color filter 410 of FIG. 4 ), and the first area acquiring second image information corresponding to a second region having a second pattern different from the first pattern in the vicinity of , and processing image information based on the first image information and the second image information, When a first user input regarding a zoom-in operation is obtained using the display (eg, the display 340 of FIG. 3 ), image information may be processed based on the first image information.

In the electronic device (eg, the electronic device 300 of FIG. 3 ) according to an embodiment of the present document, the image signal processor (eg, the image signal processor 312 of FIG. 3 ) is configured to perform a zoom-out operation When the second user input is obtained, image information may be processed based on the first image information and the second image information.

In the electronic device (eg, the electronic device 300 of FIG. 3 ) according to an embodiment of the present document, the first pattern includes a Bayer pattern, and the second pattern includes a pattern different from the Bayer pattern can do.

The electronic device according to various embodiments disclosed in this document may have various types of devices. The electronic device may include, for example, a portable communication device (eg, a smart phone), a computer device, a portable multimedia device, a portable medical device, a camera, a wearable device, or a home appliance device. The electronic device according to the embodiment of the present document is not limited to the above-described devices.

It should be understood that the various embodiments of this document and the terms used therein are not intended to limit the technical features described in this document to specific embodiments, and include various modifications, equivalents, or substitutions of the embodiments. In connection with the description of the drawings, like reference numerals may be used for similar or related components. The singular form of the noun corresponding to the item may include one or more of the item, unless the relevant context clearly dictates otherwise. As used herein, "A or B", "at least one of A and B", "at least one of A or B," "A, B or C," "at least one of A, B and C," and "A , B, or C" each may include any one of the items listed together in the corresponding one of the phrases, or all possible combinations thereof. Terms such as “first”, “second”, or “first” or “second” may simply be used to distinguish the component from other components in question, and may refer to components in other aspects (e.g., importance or order) is not limited. It is said that one (eg, first) component is "coupled" or "connected" to another (eg, second) component, with or without the terms "functionally" or "communicatively". When referenced, it means that one component can be connected to the other component directly (eg by wire), wirelessly, or through a third component.

The term “module” used in various embodiments of this document may include a unit implemented in hardware, software, or firmware, and is, for example, interchangeable with terms such as logic, logic block, component, or circuit. can be used as A module may be an integrally formed part or a minimum unit or a part of the part that performs one or more functions. For example, according to an embodiment, the module may be implemented in the form of an application-specific integrated circuit (ASIC).

Various embodiments of the present document include one or more instructions stored in a storage medium (eg, internal memory 936 or external memory 938) readable by a machine (eg, electronic device 901). may be implemented as software (eg, the program 940) including For example, the processor (eg, the processor 920 ) of the device (eg, the electronic device 901 ) may call at least one command among one or more commands stored from the storage medium and execute it. This makes it possible for the device to be operated to perform at least one function according to the at least one command called. The one or more instructions may include code generated by a compiler or code executable by an interpreter. The device-readable storage medium may be provided in the form of a non-transitory storage medium. Here, 'non-transitory' only means that the storage medium is a tangible device and does not contain a signal (eg, electromagnetic wave), and this term is used in cases where data is semi-permanently stored in the storage medium and It does not distinguish between temporary storage cases.

According to an embodiment, the method according to various embodiments disclosed in this document may be provided by being included in a computer program product. Computer program products may be traded between sellers and buyers as commodities. The computer program product is distributed in the form of a device-readable storage medium (eg compact disc read only memory (CD-ROM)), or through an application store (eg Play Store™) or on two user devices (eg, It can be distributed (eg downloaded or uploaded) directly, online between smartphones (eg: smartphones). In the case of online distribution, at least a part of the computer program product may be temporarily stored or temporarily generated in a machine-readable storage medium such as a memory of a server of a manufacturer, a server of an application store, or a relay server.

According to various embodiments, each component (eg, a module or a program) of the above-described components may include a singular or a plurality of entities. According to various embodiments, one or more components or operations among the above-described corresponding components may be omitted, or one or more other components or operations may be added. Alternatively or additionally, a plurality of components (eg, a module or a program) may be integrated into one component. In this case, the integrated component may perform one or more functions of each component of the plurality of components identically or similarly to those performed by the corresponding component among the plurality of components prior to the integration. . According to various embodiments, operations performed by a module, program, or other component are executed sequentially, in parallel, repeatedly, or heuristically, or one or more of the operations are executed in a different order, or omitted. or one or more other operations may be added.

Claims (20)

In an electronic device,
camera;
Memory;
and
an image sensor and an image signal processor (ISP) electrically connected to the camera and the memory;
The image sensor includes a color filter, wherein the color filter includes a first region having a first pattern disposed in a central portion of the color filter and having a second pattern different from the first pattern in a periphery of the first region comprising a second region;
The image signal processor is configured to process image information based on image information acquired through the first region and image information acquired through the second region. The method according to claim 1,
The first area has a rectangular shape. The method according to claim 1,
The electronic device of claim 1, wherein the first region has a form of vertical symmetry and/or left-right symmetry. The method according to claim 1,
The image signal processor,
The image information obtained through the first area uses a first control signal,
The image information acquired through the second region is processed using a second control signal to process the image information. 5. The method according to claim 4,
The image signal processor,
Using the first control signal and the second control signal,
An electronic device that performs processing of image information related to at least one of limojik and binning. The method according to claim 1,
The image signal processor,
and processing image information based only on image information acquired through the first area when the camera performs a specified function. The method according to claim 1,
The color filter is
and a third region having a third pattern different from the first pattern and the second pattern in a periphery of the second region. 8. The method of claim 7,
The second area has a rectangular shape. 8. The method of claim 7,
The second region has a form of vertical symmetry and/or left-right symmetry. 8. The method of claim 7,
The image signal processor,
and processing the image information using a third control signal on the image information acquired through the third region. 8. The method of claim 7,
The image signal processor,
When the camera performs a zoom operation, image information is processed based on image information obtained through the first area, image information obtained through the second area, and image information obtained through the third area which is an electronic device. 8. The method of claim 7,
The image signal processor,
When the camera performs a zoom-in operation, image information is processed based on image information acquired through the first region and image information acquired through the second region. 8. The method of claim 7,
The image signal processor,
and processing image information based only on image information acquired through the first area when the camera performs a zoom-in operation. In the color filter,
a first region having a first pattern and disposed in a central portion of the color filter; and
and a second region having a second pattern different from the first pattern and disposed around the first region. 15. The method of claim 14,
The first region is in the form of vertical symmetry and/or left-right symmetry. 15. The method of claim 14,
and a third region having a third pattern different from the first pattern and the second pattern and disposed around the second region. 15. The method of claim 14,
The first pattern includes a Bayer pattern, and the second pattern includes a different pattern from the Bayer pattern. In an electronic device,
display;
an image sensor including at least one color filter; and
an image signal processor electrically connected to the display and the image sensor, wherein the image signal processor comprises:
First image information corresponding to a first area having a first pattern in the center of the color filter, and second image corresponding to a second area having a second pattern different from the first pattern in the periphery of the first area obtain information;
processing image information based on the first image information and the second image information;
When a first user input related to a zoom-in operation is obtained using the display, image information is processed based on the first image information. 19. The method of claim 18,
The image signal processor,
When a second user input regarding a zoom-out operation is obtained, the electronic device performs processing of image information based on first image information and the second image information. 19. The method of claim 18,
The first pattern includes a Bayer pattern, and the second pattern includes a pattern different from the Bayer pattern.

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