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CN114512082B - Display screen, method for driving display screen and display device - Google Patents

Display screen, method for driving display screen and display device Download PDF

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Publication number
CN114512082B
CN114512082B CN202011279430.3A CN202011279430A CN114512082B CN 114512082 B CN114512082 B CN 114512082B CN 202011279430 A CN202011279430 A CN 202011279430A CN 114512082 B CN114512082 B CN 114512082B
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China
Prior art keywords
sub
display
display area
pixel
area
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CN202011279430.3A
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Chinese (zh)
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CN114512082A (en
Inventor
杨敦钧
李威
蒙畅菲
张晓辉
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Oneplus Technology Shenzhen Co Ltd
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Oneplus Technology Shenzhen Co Ltd
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    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/2007Display of intermediate tones
    • G09G3/2074Display of intermediate tones using sub-pixels
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/22Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
    • G09G3/30Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
    • G09G3/32Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
    • G09G3/3208Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Electroluminescent Light Sources (AREA)

Abstract

The application relates to a display screen, a method of driving the display screen and a display device. The display screen comprises a first display area and a second display area, wherein the first display area at least partially surrounds the second display area, and the first area of a light transmission area formed by each sub-pixel in the second display area is larger than the second area of a shielding area formed by each sub-pixel. The display screen meets the requirement of normal display of the display screen, meets the requirement that the position of the photosensitive module under the placement screen is required to keep high light transmittance, and solves the technical problem that the use feeling of a user is poor due to the existence of a non-display area.

Description

Display screen, method for driving display screen and display device
Technical Field
The present disclosure relates to the field of display technologies, and in particular, to a display screen, a method for driving the display screen, and a display device.
Background
With the development of display screen technology, display screen technology with high screen occupation ratio is presented, the screen occupation ratio refers to the ratio of the screen area of a display screen to the whole area of the screen occupation ratio, and the high screen occupation ratio refers to that the screen occupation ratio is higher. Existing display screens with high screen duty cycles typically have non-display areas in addition to the active display areas. Because of the existence of the non-display area of the display screen, the display screen performs man-machine interaction display, and the display of the full display screen cannot be realized.
Disclosure of Invention
Based on this, it is necessary to provide a display screen, a method of driving the display screen, and a display apparatus in view of the above technical problems.
A display screen comprises a first display area and a second display area, wherein the first display area at least partially surrounds the second display area, and the first area of a light transmission area formed by each sub-pixel in the second display area is larger than the second area of a shielding area formed by each sub-pixel.
In one embodiment, in the second display area, a first length of a longest edge of the anode face of any one sub-pixel is smaller than a first distance between the anode face of the sub-pixel and the anode face of an adjacent sub-pixel, and the second area includes a sum of areas of the anode faces of the sub-pixels.
In one embodiment, the longest edge of the anode face of the sub-pixel is the longest connecting line of the anode face of the sub-pixel.
In one embodiment, the anode surface of the sub-pixel is circular, and the longest side of the anode surface of the sub-pixel is the diameter of the anode surface of the sub-pixel.
In one embodiment, the longest edge of the anode face of the sub-pixel has a value in the range of 1-200 microns.
In one embodiment, the value of the longest edge of the anode face of the subpixel is 50 microns.
In one embodiment, the first distance between the anode face of the subpixel and the anode face of the adjacent subpixel is in the range of 1-200 microns.
In one embodiment, the first spacing between the anode face of the subpixel and the anode face of an adjacent subpixel is 100 microns.
In one embodiment, in the second display area, a second length of a longest side of the light-transmitting surface of any one sub-pixel is greater than a second interval between the light-transmitting surface of the sub-pixel and the light-transmitting surface of an adjacent sub-pixel, and the first area includes a sum of areas of the light-transmitting surfaces of the sub-pixels.
In one embodiment, the longest side of the light-transmitting surface of the sub-pixel is the longest connecting line of the light-transmitting surface of the sub-pixel.
In one embodiment, the light-transmitting surface of the sub-pixel is circular, and the longest side of the light-transmitting surface of the sub-pixel is the diameter of the light-transmitting surface of the sub-pixel.
In one embodiment, the longest edge of the light-transmitting surface of the sub-pixel has a value ranging from 1 to 200 micrometers.
In one embodiment, the value of the longest edge of the light-transmitting surface of the sub-pixel is 100 microns.
In one embodiment, the second distance between the light-transmitting surface of the sub-pixel and the light-transmitting surface of the adjacent sub-pixel ranges from 1 to 200 micrometers.
In one embodiment, the first spacing between the light-transmitting surface of the subpixel and the light-transmitting surface of an adjacent subpixel is 50 microns.
In one embodiment, the anode or light-transmitting surfaces of the sub-pixels are aligned or offset.
In one embodiment, the longest sides of the anode/light-transmitting surfaces of two adjacent subpixels are the same or different.
In one embodiment, the arrangement manner of the sub-pixels in the second display area is the same as or different from that in the first display area.
In one embodiment, the display device further comprises a third display area, wherein the third display area is arranged between the first display area and the second display area.
In one embodiment, the second display area is partially adjacent to the third display area, partially adjacent to the first display area, or the second display area is only adjacent to the third display area.
In one embodiment, the arrangement of the sub-pixels in the third display area is the same as the arrangement of the sub-pixels in the second display area.
In one embodiment, the second display area is rectangular.
A method of driving a display screen, the method comprising:
receiving a driving signal of a sub-pixel of a display screen;
when the sub-pixel corresponding to the driving signal is positioned in a first display area of the display screen, driving the sub-pixel corresponding to the first display area by using the driving signal;
when the sub-pixel corresponding to the driving signal is located in a second display area of the display screen and the second display area currently meets a light transmission condition, correcting the driving signal, and driving the sub-pixel corresponding to the second display area by using the corrected driving signal so as to reduce the light-emitting brightness of the second display area;
the first display area at least partially surrounds the second display area, and in the second display area, a first area of a light transmission area formed by each sub-pixel is larger than a second area of a shielding area formed by each sub-pixel.
In one embodiment, the method further comprises the steps of: and when the sub-pixel corresponding to the driving signal is positioned in a second display area of the display screen and the second display area does not meet the light transmission condition currently, driving the sub-pixel corresponding to the second display area by using the driving signal.
In one embodiment, when the device where the display screen is located is in a photographing mode, it is determined that the light transmission condition is met.
In one embodiment, correcting the driving signal, driving the sub-pixel of the corresponding second display area using the corrected driving signal includes:
and switching off the driving signal to enable the sub-pixels of the second display area not to emit light.
A display device, comprising:
a display screen as described above;
the under-screen photosensitive module is arranged below the second display area of the display screen and can sense light irradiated in through the second display area of the display screen.
In one embodiment, the under-screen photosensitive module includes a camera device.
The display screen, the method for driving the display screen and the display equipment have the advantages that the display screen comprises the first display area and the second display area, in the second display area, the first area of the light transmission area formed by the sub-pixels is larger than the second area of the shielding area formed by the sub-pixels, so that light can penetrate out from gaps of the sub-pixels of the second display area or enter the interior through the second display area, higher light transmittance is achieved, and full-screen or full-screen display is achieved. The display screen has the advantages that the normal display requirement of the display screen is met, the requirement that the position of the photosensitive module under the screen is required to keep high light transmittance is also met, the non-display area can be omitted because the position of the photosensitive module under the screen is not reserved, the screen occupation ratio is enlarged, the use feeling is optimized, and the technical problem that the use feeling of a user is poor due to the existence of the non-display area is solved.
Drawings
In order to more clearly illustrate the technical solutions of embodiments or conventional techniques of the present application, the drawings required for the descriptions of the embodiments or conventional techniques will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person of ordinary skill in the art.
FIG. 1 is a schematic diagram of a display screen in one embodiment;
FIG. 2 is a schematic diagram of a display screen in another embodiment;
FIG. 3 is a schematic diagram of a distance relationship between sub-pixels in one embodiment;
FIG. 4 is a schematic diagram of a distance relationship between sub-pixels in another embodiment;
FIG. 5 is a flow chart of a method of driving a display screen in one embodiment.
Detailed Description
In order to facilitate an understanding of the present application, a more complete description of the present application will now be provided with reference to the relevant figures. Preferred embodiments of the present application are shown in the drawings. This application may, however, be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.
Although exemplary embodiments of a display screen and a display device including a display screen have been specifically described herein, many modifications and variations will be apparent to those skilled in the art. It is therefore to be understood that display screens constructed in accordance with the principles of the present application and display devices including display screens may be practiced otherwise than as specifically described herein, which application is also defined in the claims and their equivalents.
As shown in fig. 1, the display screen in one embodiment includes a first display area A1 and a second display area A2. The first display area A1 at least partially surrounds the second display area A2, and in the second display area A2, a first area of a light transmitting area formed by each sub-pixel is larger than a second area of a shielding area formed by each sub-pixel.
By arranging the first display area and the second display area, the first area of the light transmission area formed by each sub-pixel in the second display area is larger than the second area of the shielding area formed by each sub-pixel, so that light can penetrate out from gaps of each sub-pixel in the second display area or enter the interior through the second display area, higher light transmittance is realized, and full-screen or full-screen display is realized. The display screen has the advantages that the normal display requirement of the display screen is met, the requirement that the position of the photosensitive module under the screen is placed is met, and the high light transmittance is required to be kept, and because the position of the photosensitive module under the screen is not reserved, a non-display area can be omitted, the screen occupation ratio is enlarged, the use feeling is optimized, and the technical problem that the use feeling of a user is poor due to the existence of the non-display area is solved.
In one particular application of the display, it may be, for example, a cell phone display. A conventional mobile phone display may include an area where a camera is disposed and an area mainly for displaying an image. In this application, the first display area A1 and the second display area A2 are formed on the mobile phone display screen, and both the first display area A1 and the second display area A2 can be used to display images, that is, the whole display screen can be displayed when the whole display screen is observed by naked eyes, that is, the so-called full screen. Because the first area of the light transmission area formed by each sub-pixel in the second display area A2 is larger than the second area of the shielding area formed by each sub-pixel, the illumination intensity requirement of the front-end camera and other under-screen photosensitive modules of the mobile phone can be met, and therefore the front-end camera does not need to be reserved for the position, a non-display area can be omitted, the screen occupation ratio can be enlarged, the use feeling can be optimized, and the technical problem that the use feeling of a user is poor due to the existence of the non-display area can be solved.
In a specific embodiment, the display screen may be an OLED (Organic Electroluminescence Display, organic electroluminescent display) display screen. The arrangement of the sub-pixels in the second display area A2 may be the same as or different from the arrangement of the sub-pixels in the first display area A1. The first area of the light transmitting region formed by the sub-pixels in the second display region A2 may be larger than the second area of the shielding region formed by the sub-pixels in the second display region A2. The sub-pixel may be any one of a red (R) sub-pixel, a green (G) sub-pixel, and a blue (B) sub-pixel. And each sub-pixel may be individually powered by a corresponding power supply circuit.
As shown in fig. 2, the display screen in one embodiment may further include a third display area A3, where the third display area A3 is disposed between the first display area A1 and the second display area A2. In some embodiments, the second display area A2 may be adjacent to the third display area A3 only, i.e. the first display area A1 is not directly adjacent to the third display area A3. In some embodiments, the second display area A2 may be partially adjacent to the third display area A3 and partially adjacent to the first display area A1, i.e., a portion of the second display area A2 is adjacent to the first display area A1 through the third display area. In fig. 2, a portion of the second display area A2 is illustrated as being adjacent to the first display area A1 through the third display area. Thus, by setting the third display area A3, the transition area between the first display area A1 and the second display area A2 can be used to perform the setting related to the transition boundary, such as the layout of the wiring, the setting of the boundary sub-pixels, and so on.
The arrangement manner of the sub-pixels in the third display area A3 may be the same as that of the sub-pixels in the second display area A2, or may be the same as that of the sub-pixels in the second display area A1, which is not specifically limited in this embodiment of the present application.
The shapes of the second display area and the third display area may be set according to actual needs, and fig. 1 and fig. 2 are both illustrative with the second display area being rectangular and the third display area being rectangular, which should not be taken as a limitation on the shape of the second display area A2 in the present embodiment.
The first area of the light transmitting area formed by each sub-pixel in the second display area A2 is larger than the second area of the shielding area formed by each sub-pixel, and various design manners are possible.
Specifically, in the design for the sub-pixel, the sub-pixel may have an anode face (light emitting face) and a light transmitting face, so that the anode face and the light transmitting face of the sub-pixel may be respectively provided.
In one embodiment, in the second display area A2, a first length of a longest edge of the anode surface of any one subpixel is smaller than a first interval between the anode surface of the subpixel and the anode surface of an adjacent subpixel, and the second area includes a sum of areas of the anode surfaces of the subpixels. Thus, by defining the first length of the longest side of the anode face of a sub-pixel in the second display area A2 to be smaller than the first spacing between the anode face of the sub-pixel and the anode face of an adjacent sub-pixel, it is ensured that light can pass more through the interval between sub-pixels to achieve high light transmittance.
In one embodiment, the longest side of the anode surface of the sub-pixel may be the longest connection line of the anode surface of the sub-pixel. In some specific examples, the anode surface of the sub-pixel is circular, and the longest side of the anode surface of the sub-pixel refers to the diameter of the anode surface of the sub-pixel.
As shown in fig. 3, it is assumed that a certain subpixel P2 exists in the second display area A2, the longest side of the anode surface is d2e, the subpixel adjacent to the subpixel P2 is P1, and the longest side of the anode surface of the subpixel P1 is d1e. If the distance between the sub-pixel P2 and the sub-pixel P1 is dey and the distance between the sub-pixel P2 and another adjacent sub-pixel is dex, d2e < dey, and d1e < dey exist. The same applies to the other sub-pixels.
In some embodiments, the longest edge of the anode face of the subpixel has a value in the range of 1-200 microns. Specifically, in some specific examples, the value of the longest edge of the anode face of the subpixel is 50 microns.
In some embodiments, the first distance between the anode face of the subpixel and the anode face of the adjacent subpixel is in the range of 1-200 microns. Specifically, in some specific examples, the first spacing between the anode face of the subpixel and the anode face of an adjacent subpixel is 100 microns.
In one embodiment, in the second display area, a second length of a longest edge of the light-transmitting surface of any one sub-pixel is greater than a second interval between the light-transmitting surface of the sub-pixel and the light-transmitting surface of an adjacent sub-pixel, and the first area includes a sum of areas of the light-transmitting surfaces of the sub-pixels. Thus, by defining the second length of the longest side of the light-transmitting surface of a sub-pixel in the second display area A2 to be larger than the second interval between the light-transmitting surface of the sub-pixel and the light-transmitting surface of an adjacent sub-pixel, it is ensured that light can pass more through the light-transmitting surface of the sub-pixel to achieve high light transmittance.
In one embodiment, the longest side of the light-transmitting surface of the sub-pixel is the longest connecting line of the light-transmitting surface of the sub-pixel. In some specific examples, the light-transmitting surface of the sub-pixel is circular, and in this case, the longest edge of the light-transmitting surface of the sub-pixel is the diameter of the light-transmitting surface of the sub-pixel.
As shown in fig. 4, assuming that adjacent sub-pixels P3 and P4 exist in the second display area A2, the longest sides of the light-transmitting surfaces of the sub-pixels P3 and P4 are d1t and d2t, respectively, the distance between the sub-pixel P3 and the sub-pixel P4 is dty, the distance between the sub-pixel P4 and another adjacent sub-pixel is dtx, d2t > dty, and d1t > dty exist. The same applies to the other sub-pixels.
In some embodiments, the longest edge of the light-transmitting surface of the sub-pixel has a value ranging from 1 to 200 micrometers. Specifically, in some specific examples, the value of the longest edge of the light-transmitting surface of the sub-pixel is 100 micrometers.
In some embodiments, the second distance between the light-transmitting surface of the sub-pixel and the light-transmitting surface of the adjacent sub-pixel ranges from 1 to 200 micrometers. Specifically, in some specific examples, the first spacing between the anode face of the subpixel and the anode face of an adjacent subpixel is 50 microns.
In the specific arrangement, the anode surfaces of the sub-pixels in the second display area may be aligned or staggered, and the longest sides of the anode surfaces of two adjacent sub-pixels may be the same or different. Similarly, when the arrangement is specifically performed, the light-transmitting surfaces of the sub-pixels in the second display area may be aligned or staggered, and the longest sides of the light-transmitting surfaces of two adjacent sub-pixels may be the same or different.
As shown in fig. 5, in one embodiment, there is further provided a method for driving a display screen, where the display screen includes a first display area and a second display area, the first display area at least partially surrounds the second display area, and a first area of a light transmitting area formed by each sub-pixel is larger than a second area of a shielding area formed by each sub-pixel in the second display area. The method of driving a display screen includes the following steps S501 to S503.
Step S501: a drive signal for a subpixel of a display screen is received.
Step S502: and when the sub-pixel corresponding to the driving signal is positioned in the first display area of the display screen, driving the sub-pixel corresponding to the first display area by using the driving signal. In some embodiments, the corresponding address information may be looked up in the drive signal. According to the address information, the sub-pixel driven by the driving signal is judged, or the sub-pixel is judged to be in the first display area A1 or the second display area A2.
Step S503: when the sub-pixel corresponding to the driving signal is located in a second display area of the display screen and the second display area currently meets a light transmission condition, correcting the driving signal, and driving the sub-pixel corresponding to the second display area by using the corrected driving signal so as to reduce the light-emitting brightness of the second display area.
Thus, when driving the display screen, the driving signal can be used to normally drive each sub-pixel in the first display area. And when the second display area currently meets the light transmission condition, namely the second display area needs to transmit light, the drive signal is modified to reduce the light-emitting brightness of the second display area, so that the light transmission requirement of light transmitted through the second display area can be met, the influence of the light emission of the sub-pixels of the second display area on the light transmission is avoided, and the light transmission effect is improved.
It can be understood that when the sub-pixel corresponding to the driving signal is located in the second display area of the display screen and the second display area does not currently meet the light transmission condition, the sub-pixel corresponding to the first display area can be driven by using the driving signal.
Specifically, when the driving signal is corrected as described above, the correction may be performed in various possible ways as long as the light emission luminance of the second display region can be reduced. In some specific examples, modifying the driving signal, driving the sub-pixels of the corresponding second display region using the modified driving signal, includes:
and switching off the driving signal to enable the sub-pixels of the second display area not to emit light.
Therefore, when the second display area needs to transmit light, the driving signals of the sub-pixels of the second display area are directly disconnected, so that the sub-pixels of the second display area do not emit light, the influence of the light emission of the sub-pixels of the second display area on the light transmission can be effectively avoided, and the light transmission effect is improved.
The above light transmission conditions can be set in accordance with the actual technical needs. In some embodiments, the light transmission condition may be determined to be satisfied when the device in which the display screen is located is in a photographing mode. The device on which the display screen is located may be a approved device, such as a mobile phone, a tablet computer, a telephone watch, a wearable device, etc., and the embodiments of the present application are not limited to a specific form of device.
There is also provided in one embodiment a display device including:
a display screen as described above;
the under-screen photosensitive module is arranged below the second display area of the display screen and can sense light irradiated in through the second display area of the display screen.
The display screen and the second display area have been described in detail in the previous section, and will not be described here again.
It is understood that the display device herein may be understood as a stand-alone product, such as an OLED display device, a QLED display device, an electronic paper, a mobile phone, a tablet computer, a television, a display, a notebook computer, a digital photo frame, a navigator, a wearable device, an internet of things device, or any product or component having a display function, which the embodiments disclosed herein do not limit. The display device may also include a direct current power supply, a direct current power supply or an alternating current power supply interface, a memory, a processor, etc.
In one particular application, the under-screen photosensitive module may be a device including a camera, a photosensor, or the like. The photo sensor may specifically be an infrared sensor for measuring whether the face of a person is close to the display screen.
In the display device, the display screen comprises the first display area and the second display area, and the first area of the light transmission area formed by the sub-pixels in the second display area is larger than the second area of the shielding area formed by the sub-pixels, so that light can penetrate out of gaps of the sub-pixels in the second display area or enter the interior through the second display area, higher light transmittance is achieved, and full-screen or full-screen display is achieved. The display screen has the advantages that the normal display requirement of the display screen is met, the requirement that the position of the photosensitive module under the screen is placed is met, and the high light transmittance is required to be kept, and because the position of the photosensitive module under the screen is not reserved, a non-display area can be omitted, the screen occupation ratio is enlarged, the use feeling is optimized, and the technical problem that the use feeling of a user is poor due to the existence of the non-display area is solved.
In the description of the present specification, reference to the terms "some embodiments," "other embodiments," "desired embodiments," and the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic descriptions of the above terms do not necessarily refer to the same embodiment or example.
The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples merely represent a few embodiments of the present application, which are described in more detail and are not to be construed as limiting the scope of the invention. It should be noted that it would be apparent to those skilled in the art that various modifications and improvements could be made without departing from the spirit of the present application, which would be within the scope of the present application. Accordingly, the scope of protection of the present application is to be determined by the claims appended hereto.

Claims (16)

1. A display screen comprising a first display region, a second display region and a third display region, wherein the first display region at least partially surrounds the second display region, the second display region is partially adjacent to the third display region and is partially adjacent to the first display region, the third display region is arranged between the first display region and the second display region, and in the second display region, a first area of a light transmission region formed by each sub-pixel is larger than a second area of a shielding region formed by each sub-pixel; the sub-pixels have a light-transmitting surface and an anode surface; the first length of the longest side of the anode surface of any one sub-pixel is smaller than the first interval between the anode surface of the sub-pixel and the anode surface of the adjacent sub-pixel in the second display area, and the second area comprises the sum of areas of the anode surfaces of the sub-pixels; in the second display area, the second length of the longest side of the light-transmitting surface of any one sub-pixel is larger than the second interval between the light-transmitting surface of the sub-pixel and the light-transmitting surface of the adjacent sub-pixel, and the first area comprises the sum of the areas of the light-transmitting surfaces of the sub-pixels.
2. The display screen of claim 1, wherein the shape of the anode face of the subpixel includes a circular shape, and when the shape of the anode face of the subpixel is circular, the longest side of the anode face of the subpixel refers to the diameter of the anode face of the subpixel.
3. The display screen of claim 1, wherein the longest edge of the anode face of the subpixel is the longest connecting line of the anode face of the subpixel.
4. The display screen according to claim 1, wherein the arrangement of the anode surfaces of the sub-pixels in the second display area includes alignment or offset arrangement, and the longest sides of the anode surfaces of two adjacent sub-pixels are the same or different.
5. The display screen of claim 1, wherein a longest edge of the light-transmitting surface of the sub-pixel is a longest connecting line of the light-transmitting surface of the sub-pixel.
6. A display screen according to any one of claims 1 to 5, wherein the sub-pixels of the second display area are arranged in the same or different manner as in the first display area.
7. The display screen of any one of claims 1 to 5, further comprising: the arrangement mode of the light-transmitting surfaces of the sub-pixels in the second display area comprises orderly arrangement or staggered arrangement, and the longest sides of the light-transmitting surfaces of two adjacent sub-pixels are the same or different.
8. The display screen of claim 7, further comprising: the second display area is adjacent to only the third display area.
9. The display screen of claim 7, wherein the arrangement of the sub-pixels in the third display area is the same as the arrangement of the sub-pixels in the second display area.
10. The display screen of any one of claims 1-5, wherein the second display area is rectangular.
11. A method of driving a display screen, the method comprising:
receiving a driving signal of a sub-pixel of a display screen;
when the sub-pixel corresponding to the driving signal is positioned in a first display area of the display screen, driving the sub-pixel corresponding to the first display area by using the driving signal;
when the sub-pixel corresponding to the driving signal is located in a second display area of the display screen and the second display area currently meets a light transmission condition, correcting the driving signal, and driving the sub-pixel corresponding to the second display area by using the corrected driving signal so as to reduce the light-emitting brightness of the second display area; the driving the sub-pixels of the corresponding second display area using the corrected driving signal includes: turning off the driving signal to enable the sub-pixels of the second display area not to emit light;
the first display area at least partially surrounds the second display area, in the second display area, a first area of a light transmission area formed by each sub-pixel is larger than a second area of a shielding area formed by each sub-pixel, and the sub-pixels have a light transmission surface and an anode surface; the first length of the longest side of the anode surface of any one sub-pixel is smaller than the first interval between the anode surface of the sub-pixel and the anode surface of the adjacent sub-pixel in the second display area, and the second area comprises the sum of areas of the anode surfaces of the sub-pixels; in the second display area, the second length of the longest side of the light-transmitting surface of any one sub-pixel is larger than the second interval between the light-transmitting surface of the sub-pixel and the light-transmitting surface of the adjacent sub-pixel, and the first area comprises the sum of the areas of the light-transmitting surfaces of the sub-pixels.
12. The method of claim 11, further comprising the step of: and when the sub-pixel corresponding to the driving signal is positioned in a second display area of the display screen and the second display area does not meet the light transmission condition currently, driving the sub-pixel corresponding to the second display area by using the driving signal.
13. A method according to claim 11 or 12, wherein the light transmission condition is determined to be met when the device in which the display screen is located is in a photographing mode.
14. The method of claim 11 or 12, wherein driving the corresponding sub-pixel of the first display area using the driving signal comprises: address information is obtained from the driving signals, and sub-pixels driven by the driving signals are judged according to the address information.
15. A display device, characterized by comprising:
a display screen according to any one of claims 1 to 10;
the under-screen photosensitive module is arranged below the second display area of the display screen and can sense light irradiated in through the second display area of the display screen.
16. The display device of claim 15, wherein the under-screen light-sensitive module comprises a camera.
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