CN220584656U - KVM switch - Google Patents
KVM switch Download PDFInfo
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- CN220584656U CN220584656U CN202322350755.1U CN202322350755U CN220584656U CN 220584656 U CN220584656 U CN 220584656U CN 202322350755 U CN202322350755 U CN 202322350755U CN 220584656 U CN220584656 U CN 220584656U
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- 241000699666 Mus <mouse, genus> Species 0.000 description 5
- 238000004891 communication Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000005236 sound signal Effects 0.000 description 4
- 241000699670 Mus sp. Species 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
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Abstract
The application provides a KVM switch, including USB singlechip chip, first USB control chip, first MCU chip and second MCU chip, USB singlechip chip is connected with first MCU chip respectively, second MCU chip and first USB control chip, first USB control chip is connected with second USB control chip and sound card chip respectively, sound card chip is connected with audio output module, first USB control chip is connected with first USB HUB chip and second USB HUB chip, first USB HUB chip is connected with first USB input module, second USB HUB chip is connected with second USB input module, first MCU chip is connected with first HDMI and switches the chip, first HDMI switches the chip and is connected with first HDMI input module, second HDMI input module and first HDMI output module, second HDMI switches the chip and is connected with third HDMI input module, fourth HDMI input module and second HDMI output module.
Description
Technical Field
The present application relates to the field of KVM switches, and more particularly, to a KVM switch.
Background
A KVM Switch (Keyboard, video, mouse Switch) is a hardware device for managing multiple computers, enabling a user to control the computers through a single Keyboard, display, and Mouse (KVM). It allows a user to easily switch and operate multiple computers without using multiple keyboards, mice, and displays. KVM switches are particularly useful for those users who need to use multiple computers simultaneously, such as system administrators, data center operators, multiple server users, etc.
However, the KVM switch in the prior art has performance limitations under high resolution, high refresh rate or graphics intensive tasks, resulting in reduced image quality or increased delay, and further has no feedback when switching computers, which makes it difficult to ensure that the operation is performed correctly.
Disclosure of Invention
The object of the present application is to provide a KVM switch that can obtain higher quality images and smooth display when switching computers, and provide audio feedback when switching computers to ensure that the operation is performed correctly.
In order to achieve the above object, the present application provides the following technical solutions:
the utility model provides a KVM switch, includes USB singlechip chip, first USB control chip, first MCU chip and second MCU chip, USB singlechip chip is connected with first MCU chip, second MCU chip and first USB control chip respectively, first USB control chip is connected with second USB control chip and sound card chip respectively, sound card chip is connected with audio output module, audio output module can send the sound and be used for confirming the operation through bee calling organ, first USB control chip is connected with first USB HUB chip and second USB HUB chip, first USB HUB chip is connected with first USB input module, second USB HUB chip is connected with second USB input module, first MCU chip is connected with first HDMI and switches the chip, first switch the chip and be connected with first HDMI input module, second HDMI input module and first HDMI output module, second switch the chip and be connected with third HDMI input module, fourth HDMI input module and second HDMI output module.
Further, the second USB control chip is connected with a first USB output module.
Further, the first USB output module is a USB3.0 interface.
Further, the USB singlechip chip is connected with a second USB output module.
Further, the second USB output module is a USB2.0 interface.
Further, the USB singlechip chip is connected with a third USB output module.
Further, the third USB output module is a USB2.0 interface.
Further, the USB single chip is connected with a display lamp.
Further, the USB singlechip chip is connected with a control switch.
Further, the USB single chip is connected with a chip circuit power supply module, the chip circuit power supply module is connected with a power conversion chip module, and the power conversion chip module is connected with a power input module.
The beneficial effects of this application are:
the application is provided with a USB singlechip chip: this chip is used to manage the USB devices and communications of the KVM switch. The system is connected to a first MCU chip, a second MCU chip and a first USB control chip, and communication and control inside the system are realized through the connection; the first USB control chip is connected with the second USB control chip and the sound card chip, and the chip can realize a plurality of functions, such as management of USB equipment, processing of audio signals and the like; a first MCU chip and a second MCU chip, which may be responsible for managing and controlling the operation of the switch, including user input, signal switching, and coordination of various functions; the sound card chip may be responsible for processing the audio signal, and the audio output module may be used to connect the sound card chip and the buzzer, thereby providing sound effects to confirm operation; a USB HUB chip and a USB input module, possibly for managing the USB connection of the switch, connected to the first and second USB HUB chip, respectively. They may allow users to share USB devices, such as keyboards, mice, etc., among different computers; a DMI switching chip and an HDMI input module; these parts relate to managing the switching and processing of HDMI signals. The HDMI switch chip is used for managing the switching of HDMI input signals, and the HDMI input module may be connected to a plurality of HDMI source devices. In combination, the application realizes the sharing of the keyboard, the mouse, the display and the audio among a plurality of computers on the hardware level. The integration of the various components and functional modules enables a user to efficiently switch computers, share USB devices, and audio while obtaining high quality HDMI images. Overall, such a system provides convenient, high quality functionality in terms of multiple computer operations and switching.
Drawings
FIG. 1 is a block diagram of a KVM switch according to one embodiment of the present application;
FIG. 2 is a schematic diagram of a KVM switch according to one embodiment of the present application;
reference numerals illustrate:
1. a USB singlechip chip; 2. a first USB control chip; 3. a first MCU chip; 4. a second MCU chip; 5. a second USB control chip; 6. a sound card chip; 7. an audio output module; 8. a first USB HUB chip; 9. a second USB HUB chip; 10. a first USB input module; 11. a second USB input module; 12. a first HDMI switching chip; 13. a first HDMI input module; 14. a second HDMI input module; 15. a third HDMI input module; 16. a first HDMI output module; 17. a fourth HDMI input module; 18. a second HDMI output module;
19. a first USB output module; 20. a second USB output module; 21. a third USB output module; 22. a display lamp; 23. a control switch; 24. a chip circuit power supply module; 25. a power conversion chip module; 26. a power input module;
Detailed Description
The terminology used in the description of the embodiments of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application, as will be described in detail with reference to the accompanying drawings.
As shown in fig. 1, a KVM switch includes a USB single chip 1, a first USB control chip 2, a first MCU chip 3 and a second MCU chip 4, where the USB single chip 1 is connected with the first MCU chip 3, the second MCU chip 4 and the first USB control chip 2, the first USB control chip 2 is connected with the second USB control chip 5 and the sound card chip 6, the sound card chip 6 is connected with an audio output module 7, the audio output module 7 can send out sound through a buzzer for confirmation operation, the first USB control chip 2 is connected with the first USB HUB chip 8 and the second USB HUB chip 9, the first USB HUB chip is connected with the first USB input module 10, the second USB HUB chip is connected with the second USB input module 11, the first MCU chip 3 is connected with the first HDMI switch chip 12, the first HDMI switch chip 12 is connected with the first HDMI input module 13, the second HDMI input module 14 and the first HDMI output module 16, and the second HDMI switch chip is connected with the third HDMI input module 15, the fourth HDMI input module 17 and the second HDMI output module 18.
The application is provided with USB singlechip chip 1: this chip is used to manage the USB devices and communications of the KVM switch. It is connected to the first MCU chip 3, the second MCU chip 4 and the first USB control chip 2, through which communication and control inside the system are achieved; the first USB control chip 2 is connected to the second USB control chip 5 and the sound card chip 6, and this chip may perform a plurality of functions, such as management of USB devices, processing of audio signals, etc.; a first MCU chip 3 and a second MCU chip 4, which may be responsible for managing and controlling the operation of the switches, including user input, signal switching and coordination of various functions; the sound card chip 6 may be responsible for processing the audio signal and the audio output module 7 may be used to connect the sound card chip 6 with the buzzer, thereby providing sound effects to confirm operation; a USB HUB chip and a USB input module, possibly for managing the USB connection of the switch, connected to the first and second USB HUB chip, respectively. They may allow users to share USB devices, such as keyboards, mice, etc., among different computers; a DMI switching chip and an HDMI input module; these parts relate to managing the switching and processing of HDMI signals. The HDMI switch chip is used for managing the switching of HDMI input signals, and the HDMI input module may be connected to a plurality of HDMI source devices. In combination, the application realizes the sharing of the keyboard, the mouse, the display and the audio among a plurality of computers on the hardware level. The integration of the various components and functional modules enables a user to efficiently switch computers, share USB devices, and audio while obtaining high quality HDMI images. Overall, such a system provides convenient, high quality functionality in terms of multiple computer operations and switching.
In this embodiment, the first USB output module 19 is connected to the second USB control chip 5. The second USB control chip 5 connected to the first USB output module 19 allows sharing USB devices among a plurality of computers. This means you can connect USB devices (e.g., keyboard, mouse, printer, external storage, etc.) to the KVM switch and then share these devices among multiple computers through the switch without ever re-plugging the devices.
In this embodiment, the first USB output module 19 is a USB3.0 interface. The USB3.0 interface provides a higher data transfer speed than the earlier USB2.0 interface. This means that you can transfer files, data and information between computers faster through the first USB output module 19 connected to the USB3.0 interface.
In this embodiment, the USB single chip 1 is connected to a second USB output module 20. By the second USB output module 20 connected to the USB single chip 1, you can manage multiple USB devices more intensively, which helps to reduce loss or confusion of devices.
In this embodiment, the second USB output module 20 is a USB2.0 interface. The USB2.0 interface typically has lower power consumption, which may be an advantage for devices that require long operation times.
In this embodiment, the USB single chip 1 is connected to a third USB output module 21.
In this embodiment, the third USB output module 21 is a USB2.0 interface. The USB2.0 interface typically has lower power consumption, which may be an advantage for devices that require long operation times.
In this embodiment, the USB chip 1 is connected with a display lamp 22.
In this embodiment, the USB single chip 1 is connected with a control switch 23.
In this embodiment, the USB single chip 1 is connected with a chip circuit power supply module 24, the chip circuit power supply module 24 is connected with a power conversion chip module 25, and the power conversion chip module 25 is connected with a power input module 26.
In the description of the embodiments of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, indirectly connected through an intermediary, or may be in communication with each other between two elements or in an interaction relationship between two elements. The specific meaning of the above terms in the embodiments of the present application will be understood by those of ordinary skill in the art according to the specific circumstances.
The embodiments or implications herein must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the embodiments herein. In the description of the embodiments of the present application, the meaning of "a plurality" is two or more, unless specifically stated otherwise.
The terms first, second, third, fourth and the like in the description and in the claims of embodiments of the application and in the above-described figures, if any, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be implemented, for example, in sequences other than those illustrated or described herein. Furthermore, the terms "may include" and "have," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing embodiments are merely illustrative of the technical solutions of the embodiments of the present application, and are not limiting thereof. Although embodiments of the present application have been described in detail with reference to the foregoing embodiments, it will be appreciated by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments may be modified or some or all of the technical features may be replaced with equivalents. Such modifications and substitutions do not depart from the essence of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.
Claims (10)
1. A KVM switch, characterized by: including USB singlechip chip, first USB control chip, first MCU chip and second MCU chip, USB singlechip chip is connected with first MCU chip, second MCU chip and first USB control chip respectively, first USB control chip is connected with second USB control chip and sound card chip respectively, sound card chip is connected with audio output module, audio output module can send the audio and be used for confirming the operation through bee calling organ, first USB control chip is connected with first USB HUB chip and second USB HUB chip, first USB HUB chip is connected with first USB input module, second USB HUB chip is connected with second USB input module, first MCU chip is connected with first HDMI switch chip, first HDMI switch chip is connected with first HDMI input module, second HDMI input module and first HDMI output module, second HDMI switch chip is connected with third HDMI input module, fourth input module and second HDMI output module.
2. The KVM switch as recited in claim 1, wherein: the second USB control chip is connected with a first USB output module.
3. The KVM switch as recited in claim 2, wherein: the first USB output module is a USB3.0 interface.
4. The KVM switch as recited in claim 1, wherein: the USB singlechip chip is connected with a second USB output module.
5. The KVM switch as recited in claim 4, wherein: the second USB output module is a USB2.0 interface.
6. The KVM switch as recited in claim 1, wherein: the USB singlechip chip is connected with a third USB output module.
7. The KVM switch as recited in claim 6, wherein: the third USB output module is a USB2.0 interface.
8. The KVM switch as recited in claim 1, wherein: the USB singlechip chip is connected with a display lamp.
9. The KVM switch as recited in claim 1, wherein: the USB singlechip chip is connected with a control switch.
10. The KVM switch as recited in claim 1, wherein: the USB single chip is connected with a chip circuit power supply module, the chip circuit power supply module is connected with a power conversion chip module, and the power conversion chip module is connected with a power input module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322350755.1U CN220584656U (en) | 2023-08-31 | 2023-08-31 | KVM switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322350755.1U CN220584656U (en) | 2023-08-31 | 2023-08-31 | KVM switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220584656U true CN220584656U (en) | 2024-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322350755.1U Active CN220584656U (en) | 2023-08-31 | 2023-08-31 | KVM switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220584656U (en) |
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2023
- 2023-08-31 CN CN202322350755.1U patent/CN220584656U/en active Active
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