CN212411158U - Distributed digital KVM auditing device - Google Patents
Distributed digital KVM auditing device Download PDFInfo
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- CN212411158U CN212411158U CN202021251051.9U CN202021251051U CN212411158U CN 212411158 U CN212411158 U CN 212411158U CN 202021251051 U CN202021251051 U CN 202021251051U CN 212411158 U CN212411158 U CN 212411158U
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Abstract
A distributed digital KVM auditing device comprises a host, an encoding device connected with the host, a decoding device connected with the encoding device, and a switch connected between the encoding device and the decoding device, wherein the host comprises a display card, a sound card and a USB interface, the encoding device comprises a video distribution chip connected with the display card, a single chip connected with the USB interface, an analog audio interface and a CPU connected with the sound card, and an RJ45 network port for signal transmission, a video interface chip is connected between the video distribution chip and the CPU, the decoding device comprises a CPU with the model of HI3536, the CPU is connected with an SATA interface, and the SATA interface is connected with a hard disk. The integrated design structure is simple, the cost is low and the installation is convenient.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a computer communication field specifically is a distributing type digital KVM audits device.
[ background of the invention ]
Along with the development of the technology, the distributed KVM seat management operation device and the visual large-screen operation system are gradually and widely applied, the distributed KVM seat management operation device and the visual large-screen operation system adopted at the present stage only do not have the data storage and audit functions for meeting the display requirements, equipment for auditing is generally independently purchased and installed, the cost is high, the occupied space is large, the light-weight requirement is not met, and the equipment investment cost is increased.
Therefore, it is an urgent need in the art to provide a distributed digital KVM auditing apparatus.
[ Utility model ] content
To the above problem, the utility model discloses distributing type digital KVM audit device passes through the video distribution chip among the coding device and realizes the seat and long-range show simultaneously, realizes audit operation through CPU, SATA interface and the hard disk among the decoding device, its integrated form design simple structure, with low costs, simple to operate.
In order to solve the problems, the distributed digital KVM auditing device comprises a host machine for inputting audio and video signals, an encoding device connected with the host machine, a decoding device connected with the encoding device and a switch connected between the encoding device and the decoding device, wherein the host machine comprises a video card for inputting the video signals, a sound card for inputting audio signals and a USB interface, the encoding device comprises a video distribution chip connected with the video card, a single chip microcomputer connected with the USB interface and an analog audio interface connected with the sound card, the encoding device further comprises a CPU for processing data and an RJ45 network port for signal transmission, the video distribution chip is connected between the video distribution chip and the CPU, the single chip microcomputer, the analog audio interface, the RJ45 network port are electrically connected with the CPU, the decoding device comprises a CPU with the model of HI3536, and the CPU is connected with an SATA interface, USB interface, HDMI interface, audio output interface and RJ45 net gape, wherein connect a hard disk on the SATA interface, and be the bidirectional connection between hard disk and SATA interface, SATA interface and the CPU.
Further, the CPU adopts a Haisi HI3519 type CPU for data processing, the video interface chip is ADV7611, the video distribution chip is LT86102, the singlechip is STM32F103, and a set of simulation keyboard and mouse are arranged in the singlechip.
Further, the distributed digital KVM auditing apparatus further comprises an external device, a display and a sound box connected with the encoding apparatus.
Furthermore, the external equipment is a mouse and a keyboard, the external equipment is connected with the CPU of the coding device through a USB interface of the coding device, the display is connected with the CPU of the coding device through an HDMI interface of the coding device, and the sound box is connected with the CPU of the coding device through an audio output interface.
Further, the switch includes first switch and second switch, and wherein first switch is connected with the RJ45 net gape of coding device, and the second switch is connected with the RJ45 net gape of decoding device, passes through wired or wireless network connection between the two switches.
Furthermore, the utility model discloses distributing type digital KVM audit device realizes the seat and long-range show simultaneously through the video distribution chip among the encoder, realizes audit operation through CPU, SATA interface and the hard disk among the decoder, its integrated form design simple structure, with low costs, simple to operate.
[ description of the drawings ]
Fig. 1 is a schematic diagram of a configuration of a distributed digital KVM auditing apparatus according to the present invention.
[ detailed description ] embodiments
The directional terms of the present invention, such as "up", "down", "front", "back", "left", "right", "inner", "outer", "side", etc., are only directions in the drawings, and are only used for explaining and explaining the present invention, but not for limiting the scope of the present invention.
Referring to fig. 1, the utility model discloses the component structure of distributed digital KVM audit device is given, it includes the host computer that is used for audio and video signal input, the coding device who is connected with the host computer, the decoding device who is connected with coding device, the switch of connection between coding device and decoding device.
The host computer comprises a video card for video signal input, a sound card for audio input and a USB interface.
Wherein the coding device includes the video distribution chip that a and display card are connected, the singlechip with USB interface connection, the simulation audio interface who is connected with the sound card, the coding device still includes a CPU that is used for data processing and a RJ45 net gape that is used for signal transmission, be connected with the video interface chip between video distribution chip and the CPU, singlechip, simulation audio interface, RJ45 net gape all with CPU electric connection, still be connected with a HDMI interface that is used for video signal output on the video distribution chip, external a display on the HDMI interface. The CPU adopts a Haisi HI3519 type CPU for data processing, the video interface chip is ADV7611, the video distribution chip is LT86102, the singlechip is STM32F103, and a set of simulation keyboard and mouse are arranged in the singlechip.
The decoding device comprises a CPU with the model number of HI3536, wherein the CPU is connected with an SATA interface, a USB interface, an HDMI interface, an audio output interface and an RJ45 network port, the SATA interface is connected with a hard disk, and the hard disk and the SATA interface, and the SATA interface and the CPU are in bidirectional connection.
The distributed digital KVM auditing device also comprises external equipment, a display and a sound box which are connected with the coding device, wherein the external equipment is a mouse and a keyboard, the external equipment is connected with a CPU of the coding device through a USB interface of the coding device, the display is connected with the CPU of the coding device through an HDMI interface of the coding device, and the sound box is connected with the CPU of the coding device through an audio output interface.
The switch includes first switch and second switch, and wherein first switch is connected with the RJ45 net gape of coding device, and the second switch is connected with the RJ45 net gape of decoding device, passes through wired or wireless network connection between two switches.
The utility model discloses distributed digital KVM audits the theory of operation of device as follows:
the video signal in the host computer display card is divided into two paths through the video distribution chip, one path is transmitted to the display for output through the HDMI interface of the coding device, the other path enters the CPU of the coding device through the video interface chip for signal conversion, the CPU converts the analog signal into an electric signal and transmits the electric signal to the decoding device through the RJ45 network port and the switch, the CPU of the decoding device is divided into two paths, one path is a digital signal and is stored in the hard disk through the SATA interface, the other path is converted into the analog signal by the CPU of the decoding device and is transmitted to the display for output through the HDMI interface, when auditing operation is needed, the CPU is operated by external equipment to fetch stored data from the hard disk, the data is decoded, and the decoded data is transmitted to the display for output through the HDMI interface of the decoding device. The audio signal in the sound card of the host computer is transmitted to the CPU of the coding device for coding processing by the analog audio interface of the coding device, the processed digital signal is transmitted to the CPU of the coding device by the RJ456 network port and the exchanger, and is divided into two paths by the CPU, one path is a digital signal and is stored in the hard disk by the STA interface, and the other path is converted into an analog signal by the CPU and is transmitted to the sound box for output by the audio output interface.
The utility model discloses distributing type digital KVM audit device passes through the video distribution chip among the coding device and realizes the seat and long-range show simultaneously, realizes audit operation through CPU, SATA interface and the hard disk among the decoding device, its integrated form design simple structure, with low costs, simple to operate.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A distributed digital KVM auditing device is characterized in that the distributed digital KVM auditing device comprises a host machine for inputting audio and video signals, an encoding device connected with the host machine, a decoding device connected with the encoding device, and a switch connected between the encoding device and the decoding device, wherein the host machine comprises a video card for inputting the video signals, a sound card for inputting the audio signals and a USB interface, the encoding device comprises a video distribution chip connected with the video card, a single chip microcomputer connected with the USB interface, and an analog audio interface connected with the sound card, the encoding device further comprises a CPU for processing data and an RJ45 network port for transmitting signals, a video interface chip is connected between the video distribution chip and the CPU, the single chip microcomputer, the analog audio interface and the RJ45 network port are all electrically connected with the CPU, the decoding device comprises a CPU with HI model 3536, the CPU is connected with an SATA interface, a USB interface, an HDMI interface, an audio output interface and an RJ45 network interface, wherein the SATA interface is connected with a hard disk, and the hard disk and the SATA interface, and the SATA interface and the CPU are in bidirectional connection.
2. The distributed digital KVM auditing apparatus according to claim 1, where in said CPU is adapted to perform data processing using a haisi HI3519 CPU, said video interface chip is ADV7611, said video distribution chip is LT86102, said single chip microcomputer is STM32F103, and said single chip microcomputer has a built-in set of analog keyboard and mouse.
3. The distributed digital KVM audit device according to claim 1, further comprising external devices, a display and a sound box connected to the encoding device.
4. The distributed digital KVM audit device according to claim 3, wherein said external devices are a mouse and a keyboard, which are connected to the CPU of the encoding device through the USB interface of the encoding device, said display is connected to the CPU of the encoding device through the HDMI interface of the encoding device, and said speaker is connected to the CPU of the encoding device through the audio output interface.
5. The distributed digital KVM auditing apparatus according to claim 1, where the switches comprise a first switch and a second switch, where the first switch is connected to the RJ45 network port of the encoding apparatus, the second switch is connected to the RJ45 network port of the decoding apparatus, and the two switches are connected by a wired or wireless network.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021251051.9U CN212411158U (en) | 2020-06-30 | 2020-06-30 | Distributed digital KVM auditing device |
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| CN202021251051.9U CN212411158U (en) | 2020-06-30 | 2020-06-30 | Distributed digital KVM auditing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115563044A (en) * | 2022-09-28 | 2023-01-03 | 江苏云涌电子科技股份有限公司 | KVM module with operation and maintenance auditing function of power monitoring system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115563044A (en) * | 2022-09-28 | 2023-01-03 | 江苏云涌电子科技股份有限公司 | KVM module with operation and maintenance auditing function of power monitoring system |
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