CN209805998U

CN209805998U - Converter based on network cable medium transmission non-compressed video signal and power supply

Info

Publication number: CN209805998U
Application number: CN201920354962.5U
Authority: CN
Inventors: 高伟
Original assignee: Nanjing Hengxin Tianlang Eletronic Technologies Co Ltd
Current assignee: Nanjing Hengxin Tianlang Eletronic Technologies Co Ltd
Priority date: 2019-03-20
Filing date: 2019-03-20
Publication date: 2019-12-17
Anticipated expiration: 2029-03-20

Abstract

The utility model discloses a converter based on compressed video signal of net twine medium transmission and power supply, the converter is including sending the commentaries on classics ware and receiving the converter, sends the converter and connects receiving the converter through the net twine, sends the converter and includes DVI socket, RAW DATA conversion module, FPGA module, HDMI conversion module, signal processing and power and bear module and first RJ45 socket; the receiving converter comprises a second RJ45 socket, a signal equalization and power separation module and an HDMI socket, and the second RJ45 socket is connected with the first RJ45 socket through a network cable to realize data interaction between the receiving converter and the sending converter; the utility model connects the front section video signal acquisition equipment through the sending converter, and realizes the transmission to the receiving converter through the network cable after processing the video signal through the module in the sending converter, and finally transmits the video signal to the display equipment through the receiving converter; the utility model discloses optimize and unify the converter, promoted the succinct nature and the compatibility of converter.

Description

Converter based on network cable medium transmission non-compressed video signal and power supply

Technical Field

the utility model belongs to the converter field mainly is applied to among the digital operating room, especially relates to a converter based on net twine medium transmission uncompressed video signal and power supply.

Background

In a digital operating room project, video image transmission and wiring are often involved in project construction, and the following disadvantages are encountered in the conventional video wiring: video signal interfaces are various, such as HDMI, DVI, VGA, CVBS, RGB, YpbPr and the like, cover the whole range from digital to analog, and during project construction, some signals are not even determined, so that the implementation progress is hindered; cost and image quality: when the digital signal is transmitted in a long distance, the analog signal is attenuated too much, the image is degraded, for example, the maximum transmission distance of VGA and RGB signals cannot exceed 5 meters, and the cost of digital signals such as HDMI is too high; if the codec is used for transmission, the problems of image quality reduction and transmission delay after video compression exist; the common similar converters on the market have single interfaces, can only be used for enhancing and amplifying fixed hdmi signals, and cannot realize power supply bearing and multi-interface compatibility.

SUMMERY OF THE UTILITY MODEL

To the video transmission line among the above-mentioned prior art among the digital operating room and the higher problem of relatively complicated and cost of wiring, the utility model discloses in providing a converter based on net twine medium transmission uncompressed video signal and power supply, concrete technical scheme is as follows:

A converter for transmitting uncompressed video signals and supplying power based on a network cable medium, the converter comprising a transmitting converter and a receiving converter, the transmitting converter being connected to the receiving converter through a network cable, wherein:

The transmitting converter comprises a DVI socket, a RAW DATA conversion module, an FPGA module, an HDMI conversion module, a signal processing and power bearing module and a first RJ45 socket, wherein the DVI socket is connected with video acquisition equipment and is used for acquiring video signals and transmitting the video signals to the RAW DATA conversion module; the RAW DATA conversion module converts the video signal into a first RAW DATA and transmits the first RAW DATA obtained through conversion to the FPGA module; the FPGA module is used for recognizing the first RAW DATA, converting the first RAW DATA into a second RAW DATA which can be recognized and used by the HDMI conversion module, and transmitting the second RAW DATA to the HDMI conversion module; the HDMI conversion module is used for converting the second RAW DATA into a general HDMI signal and transmitting the general HDMI signal to the signal processing and power supply bearing module; the signal processing module, namely the power supply bearing module, is used for performing pre-emphasis processing on the HDMI signal, simultaneously bearing a power supply into the HDMI signal, and transmitting the HDMI signal bearing the power supply to the receiving converter through the network cable through the first RJ45 socket;

The receiving converter comprises a second RJ45 socket, a signal equalization and power separation module and an HDMI socket, the second RJ45 socket is connected with the first RJ45 socket through the network cable and used for receiving the HDMI signals and transmitting the HDMI signals to the signal equalization and power separation module, and the HDMI socket is used for being externally connected with a display device; the signal equalization and power separation module is used for performing equalization processing on the HDMI signals, transmitting the equalized HDMI signals to the display equipment through the HDMI socket, and simultaneously separating power to obtain a power supply source of the receiving converter.

Furthermore, the sending converter is also connected with a power module, and the power module is used for providing electric energy for the converter.

further, the video signal includes an analog video signal and a data video signal.

Compared with the prior art, the utility model discloses a converter based on transmission of net twine medium does not have compression video signal and power supply's beneficial effect embodies: the compatibility is wide, the receiving converter is adaptive to various video signals of different types such as HDMI, DVI, VGA, CVBS, RGB, YpbPr and the like, and the receiving converter is suitable for different video signal acquisition equipment and has wide application range; meanwhile, the receiving converter and the sending converter are connected through a network cable, and the transmission wiring of the whole converter only needs to consider the network cable, so that the construction is facilitated, and the efficiency is improved; in actual operation, the image is also processed and transmitted by using an HDMI digital signal, so that the loss and the delay of the image can be avoided; the power supply bears the transmission through the HDMI signal and flies the mode, guarantees that the receiving converter does not need extra power supply, can save the power wiring, realizes the reduction of time and cost input.

Drawings

fig. 1 is a schematic diagram of a converter structure for transmitting uncompressed video signals and supplying power based on network cable medium and its practical application in the embodiment of the present invention.

Detailed Description

In order to make the technical field person understand the scheme of the present invention better, the following will combine the drawings in the embodiments of the present invention to clearly and completely describe the technical scheme in the embodiments of the present invention.

Referring to fig. 1, in an embodiment of the present invention, a converter for transmitting uncompressed video signals and supplying power based on a network cable medium is provided, where the converter includes a transmitting converter and a receiving converter, and the transmitting converter is connected to the receiving converter through a network cable; meanwhile, the power module is further arranged in the transmitting converter, and in the specific actual operation process, signals transmitted by the power module in the transmitting converter are transmitted to the receiving converter through the network cable, so that the wiring increased due to power supply can be effectively reduced, and the simplicity optimization and the uniformity of the whole converter are improved.

In a specific embodiment of the present invention, the transmitting converter includes a DVI socket, a RAW DATA conversion module, an FPGA module, an HDMI conversion module, a signal processing and power carrying module, and a first RJ45 socket, the DVI socket is connected to the video collecting device, and is configured to collect a video signal and transmit the video signal to the RAW DATA conversion module; the RAW DATA conversion module converts the video signal into a first RAW DATA and transmits the first RAW DATA obtained through conversion to the FPGA module; the FPGA module is used for identifying the first RAW DATA, converting the first RAW DATA into a second RAW DATA which can be identified and used by the HDMI conversion module, and transmitting the second RAW DATA to the HDMI conversion module; the HDMI conversion module is used for converting the second RAW DATA into a general HDMI signal and transmitting the general HDMI signal to the signal processing and power supply bearing module; the signal processing, namely the power supply bearing module is used for carrying out pre-emphasis processing on the HDMI signals; meanwhile, the power supply provided by the power supply module is loaded into the HDMI signal, and the HDMI signal is transmitted to the receiving converter through the network cable through the first RJ45 socket.

the receiving converter comprises a second RJ45 socket, a signal equalization and power separation module and an HDMI socket, and the second RJ45 socket is connected with the first RJ45 socket through a network cable so as to realize the connection between the transmitting converter and the receiving converter, specifically comprising the connection of telecommunication connection and data communication; therefore, the receiving converter can receive the HDMI signal which is sent by the sending converter and bears the power supply, and the HDMI signal is transmitted to the signal equalization and power supply separation module, after the signal equalization and power supply separation module receives the HDMI signal, the power supply in the HDMI signal is separated out to be used by the receiving converter, and the other signals are subjected to equalization processing and then transmitted to the external equipment through the HDMI socket; the specific external device is some display devices, such as a computer.

Specifically, the utility model discloses in send the video signal that the converter can be received to include analog video signal and data video signal, for example the RGB signal of B ultrasonic machine, the SDI signal of art field camera, the video signal of chamber mirror etc. and the DVI socket has good compatibility, the signal of types such as adaptable HDMI, DVI, VGA, CVBS, RGB, YpbPr.

The utility model converts the connecting block between the sending converter and the receiving converter into the network cable interface, realizes the unification of data transmission between the receiving converter and the sending converter, namely realizes the data transmission through the network cable; therefore, for wiring of a digital hardware system for acquiring video signals, the arrangement of a network cable is simplified, a power supply module is loaded on the network cable, only one power supply is needed between a receiving converter and a sending converter, and finally, a host part only needs to consider compatible HDMI signals, and all interfaces, signals and wiring are unified into a network cable medium; the simplicity, compatibility and uniformity of the whole converter are guaranteed.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing detailed description, or equivalent replacements may be made for some of the technical features of the embodiments. All utilize the equivalent structure that the content of the utility model discloses a specification and attached drawing was done, direct or indirect application is in other relevant technical field, all is in the same way the utility model discloses within the patent protection scope.

Claims

1. A converter for transmitting uncompressed video signals and supplying power based on a network cable medium, the converter comprising a transmitting converter and a receiving converter, the transmitting converter being connected to the receiving converter via a network cable, wherein:

The transmitting converter comprises a DVI socket, a RAW DATA conversion module, an FPGA module, an HDMI conversion module, a signal processing and power bearing module and a first RJ45 socket, wherein the DVI socket is connected with video acquisition equipment and is used for acquiring video signals and transmitting the video signals to the RAW DATA conversion module; the RAW DATA conversion module converts the video signal into a first RAW DATA and transmits the first RAW DATA obtained through conversion to the FPGA module; the FPGA module is used for recognizing the first RAW DATA, converting the first RAW DATA into a second RAW DATA which can be recognized and used by the HDMI conversion module, and transmitting the second RAW DATA to the HDMI conversion module; the HDMI conversion module is used for converting the second RAW DATA into a general HDMI signal and transmitting the general HDMI signal to the signal processing and power supply bearing module; the signal processing and power carrying module is used for performing pre-emphasis processing on the HDMI signal, carrying a power supply to the HDMI signal, and transmitting the HDMI signal carrying the power supply to the receiving converter through the network cable through the first RJ45 socket;

2. The network cable medium-based uncompressed video signal transmission and power supply converter according to claim 1, wherein the transmission converter is further connected with a power module, and the power module is used for supplying power to the converter.

3. The network cable medium-based uncompressed video signal and power converter as claimed in claim 1, wherein the video signal comprises an analog video signal and a data video signal.