CN210405495U - Multi-format information processing platform system - Google Patents
Multi-format information processing platform system Download PDFInfo
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- CN210405495U CN210405495U CN201921772568.XU CN201921772568U CN210405495U CN 210405495 U CN210405495 U CN 210405495U CN 201921772568 U CN201921772568 U CN 201921772568U CN 210405495 U CN210405495 U CN 210405495U
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Abstract
The utility model provides a many forms information processing platform system, include: a housing, a multi-format processing component and an output device; the rear end of the shell is provided with a plurality of input/output ports which comprise a plurality of SDI interfaces and a plurality of optical fiber interfaces; the multi-format processing component includes: the audio and video processor converts the SDI signal into an IP signal packet and sends the IP signal packet to output equipment through the transmitter, or converts the IP signal packet into the SDI signal and sends the SDI signal to the output equipment; and the output equipment plays the IP signal packet or the SDI signal sent by the audio and video processor. According to the utility model discloses a multi-format information processing platform system realizes the interconversion of SDI signal and IP signal, through optical fiber transmission, transmission distance is unrestricted; the optical fiber transmits by using the optical fiber as a medium, and can realize high-density signal transmission.
Description
Technical Field
The utility model relates to an information processing technology field, in particular to multi-format information processing platform system.
Background
At present, in a video monitoring and conference system, a plurality of signals are input and output, taking audio information and video information as an example, the format of the audio information and the video information is an SDI signal (serial electrical signal), in the prior art, a cable is often adopted for SDI signal transmission, and such a transmission mode has the following defects: 1. the anti-interference capability is insufficient, and electromagnetic signals easily interfere electric signals in the cable; 2. the transmission distance is limited, the line impedance of the cable transmission mode is increased along with the increase of the transmission distance, the signal attenuation amplitude is large, and the cable transmission mode cannot support too long transmission distance; 3. the wiring difficulty is high, the weight of the cable is heavy, and the diameter is thick; 4. the audio and video format compatibility is poor, the cable interfaces of different video formats are generally incompatible with each other, and the protocol conversion function of different video formats is not provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides a many forms information processing platform system for realize SDI signal and IP signal's interconversion.
The embodiment of the utility model provides a many forms information processing platform system, include: the device comprises a shell, a plurality of groups of multi-format processing components and output equipment;
the rear end of the shell is provided with a plurality of input/output ports, and the plurality of input/output ports comprise a plurality of SDI interfaces and a plurality of optical fiber interfaces;
the multi-format processing component includes: a receiver, a transmitter and an audio and video processor arranged in the shell, wherein the audio and video processor is respectively electrically connected with the receiver, the transmitter, the SDI interface and the optical fiber interface, wherein the SDI interface is connected with the audio and video processor and used for accessing/outputting SDI signals, the optical fiber interface is connected with the audio and video processor, for accessing/receiving an IP signal packet, the audio/video processor for converting the SDI signal accessed via the SDI interface into an IP signal packet, and transmitting the IP signal packets through the transmitter to the output device via the fiber optic interface, or converting the IP signal packet accessed via the fiber interface and received by the receiver into the SDI signal and transmitting the SDI signal to the output device through the SDI interface;
the output device is used for playing the IP signal packet or the SDI signal sent by the audio and video processor.
Further, the audio and video processor comprises an FPGA.
Furthermore, the multi-format information processing platform system further comprises an optical fiber switch, which is arranged between the audio and video processor and the output device and is used for transmitting the IP signal packet converted by the audio and video processor to the output device.
Further, the SDI interface comprises an 8-channel audio/video interface.
Further, the plurality of sets of multi-format processing components includes four sets of multi-format processing components.
Furthermore, the multi-format information processing platform system also comprises a network address converter which is arranged between the audio and video processor and the optical fiber interface.
Further, the bandwidth range of the optical fiber interface is 80Gb-120 Gb.
Furthermore, a groove is formed in one side wall of the shell, a positive electrode plate is arranged on the inner side wall of the groove, and a negative electrode plate is arranged on the inner side wall of the groove which is symmetrical to the positive electrode plate;
a clamping groove cover clamped with the groove is further arranged on the groove, and an output connecting wire of the positive electrode plate is respectively connected with the SDI interface, the optical fiber interface and the positive input ends of the multiple-format processing assemblies;
the SDI interface, the optical fiber interface and the negative output ends of the multiple-format processing assemblies are connected with the input connecting wire of the negative electrode plate;
the bottom of the shell is connected with one end of a damping spring;
the other end of the damping spring is connected with the fixing plate.
Further, a battery pack is arranged in the groove, the positive electrode of the battery pack is connected with the positive electrode plate, and the negative electrode of the battery pack is connected with the negative electrode plate.
Furthermore, a reference interface is arranged on the surface of the shell, a synchronous generator is arranged on the inner surface of the shell, the reference interface is connected with the synchronous generator, the synchronous generator is connected with the optical fiber interface,
the reference interface and the positive input end of the synchronous generator are connected with the output connecting wire of the positive electrode plate, and the reference interface and the negative output end of the synchronous generator are connected with the input connecting wire of the negative electrode plate.
The utility model discloses a many forms information processing platform system has following technological effect: mutual conversion of SDI signals and IP signals is realized by arranging an SDI interface, an optical fiber interface and an audio-video processor, and after the SDI signals and the IP signals are converted into IP signal packets, the IP signal packets can be transmitted through optical fibers, so that the bandwidth is high, the signal attenuation is reduced, and the transmission distance is not limited any more; the optical fiber is high in sensitivity, is not interfered by electromagnetic noise, is transmitted by taking the optical fiber as a medium, can realize high-density signal transmission, and is beneficial to improving the experience effect of a user.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of a multi-format information processing platform system according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of the housing in the embodiment of the present invention.
101. Housing 102, multi-format processing assembly
103. Output equipment 1011, SDI interface
1012. Optical fiber interface 1021 and receiver
1022. Emitter 1023, audio frequency and video processor
1013. Groove 1014 and positive electrode plate
1015. Negative electrode piece 1016 and card slot cover
1017. Damping spring 1018, fixed plate
1019. Reference interface 10191, synchronous generator
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
The embodiment of the utility model provides a many forms information processing platform system, as shown in FIG. 1, include: a housing 101, a plurality of sets of multi-format processing components 102, and an output device 103;
the rear end of the shell 101 is provided with a plurality of input/output ports, and the plurality of input/output ports comprise a plurality of SDI interfaces 1011 and a plurality of optical fiber interfaces 1012;
the multi-format processing component 102 comprises: a receiver 1021, a transmitter 1022, an audio/video processor 1023 arranged inside the housing 101, the audio/video processor 1023 is electrically connected to the receiver 1021, the transmitter 1022, the SDI interface 1011 and the fiber interface 1012 respectively, wherein, the SDI interface 1011 is connected with the audio/video processor 1023 for accessing/outputting SDI signals, the optical fiber interface 1012 is connected with the audio/video processor 1023, for accessing/outputting IP signal packets, the av processor 1023 converts the SDI signal accessed via the SDI interface 1012 into IP signal packets, and transmits the IP signal packets through the transmitter 1022 to the output device 103 via the fiber interface 1012, or converts the IP signal packets received by the receiver 1021 accessed via the fiber interface 1012 into the SDI signal, and transmits the SDI signal to the output device 103 through the SDI interface 1011;
the output device 103 is configured to play the IP signal packet or the SDI signal sent by the audio/video processor 1023.
The working principle of the technical scheme is as follows: based on the audio and video processor 1023, SDI signals are converted into IP signal packets, or IP signal packets are converted into SDI signals, namely mutual conversion of SDI signals and IP signals is realized, and after the SDI signals and the IP signals are converted into IP signal packets, the IP signal packets can be transmitted through optical fibers, so that the bandwidth is high, signal attenuation is reduced, and the transmission distance is not limited; the optical fiber has high sensitivity, is not interfered by electromagnetic noise, and can realize high-density signal transmission by using the optical fiber as a medium.
The IP signal packet is transmitted between the optical fiber interface 1012 and the audio/video processor 1023 in a bidirectional way; the SDI signal is transmitted in both directions between the SDI interface 1011 and the audio/video processor 1023.
The optical fiber interface can be a double QSFP28 interface or a hot-pluggable SPF + interface, 2022-7 protocols are used for the optical fiber interface, and non-2022-7 streams can be copied into 2022-7 streams;
the receiver and the transmitter can be PAULY type receiver and transmitter;
the audio/video processor can be an audio/video processor of KS880 type;
the plurality of groups of multi-format processing assemblies are arranged, so that the audio and video signals with different formats can be further acquired for line switching, and the experience effect of a user can be improved.
The beneficial effects of the above technical scheme are: mutual conversion of SDI signals and IP signals is realized by arranging an SDI interface, an optical fiber interface and an audio-video processor, and after the SDI signals and the IP signals are converted into IP signal packets, the IP signal packets can be transmitted through optical fibers, so that the bandwidth is high, the signal attenuation is reduced, and the transmission distance is not limited any more; the optical fiber is high in sensitivity, is not interfered by electromagnetic noise, is transmitted by taking the optical fiber as a medium, can realize high-density signal transmission, and is beneficial to improving the experience effect of a user.
In one embodiment, the audiovisual processor comprises an FPGA.
The working principle of the technical scheme is as follows: the FPGA Programmable logic array (Field-Programmable gate array) is provided with a plurality of groups of input and output interfaces and a plurality of logic modules, and can realize operation agility and upgradeability.
Particularly, by means of the FPGA, conversion between high-definition video and ultra-high-definition video can be realized. The high-definition video is transmitted by one cable, the format of the high-definition video is 1.5G/SDI, the high-definition video is transmitted by four cables or one cable, the format of the high-definition video is 4 multiplied by 3G/SDI when the four cables are used for transmission, the high-definition video comprises two modes of 2SI and SQD, and the format of the high-definition video is 12G/SDI when the high-definition video is transmitted by one cable.
With the help of FPGA, the system conversion of Pal and Ntsc can also be realized. Common television signal systems are PAL system and NTSC system. The PAL system and the NTSC system are different in the color coding and decoding method and the field scanning frequency of the program. The PAL system is a line-by-line inverted image quadrature balance amplitude modulation system, 25 frames per second, the television scanning line is 625 lines, the odd field is in front, the even field is behind, the standard digital PAL television standard has the resolution of 720 × 576, the color bit depth of 24 bits and the aspect ratio of the picture of 4:3, and the PAL television standard is used in China, Europe and other countries and regions. In the NTSC system, i.e., quadrature balanced amplitude modulation, 29.97 frames per second (reduced to 30 frames), the tv scan line is 525 lines, the even field is in front, the odd field is in back, the standard digital NTSC tv standard resolution is 720 × 486, the color bit depth is 24 bits, and the aspect ratio of the picture is 4: 3. The NTSC television standard is used in countries and regions such as the united states, the days.
Meanwhile, the conversion of audio frequency embedding and audio frequency embedding can be realized by means of the FPGA, various signals required by the embedding and the embedding can be accurately positioned by utilizing the FPGA, and signals which are not embedded in the video signals sent to the output equipment can be fully ensured.
Meanwhile, with the help of FPGA, remapping (Remap), proxy video, and HDR adjustment functions may also be implemented. The signal of the proxy video has a complete color gamut and a complete frame rate, and the color gamut and the brightness of HDR can be adjusted.
Illustratively, the specific model of the FPGA is XC7K 160T.
The beneficial effects of the above technical scheme are: by means of the FPGA, high-definition video and ultra-high-definition video conversion, Pal and Ntsc system conversion, audio embedding and audio de-embedding conversion, remapping, proxy video and HDR adjustment functions can be achieved.
In one embodiment, the multi-format information processing platform system further includes a fiber switch, disposed between the audio/video processor 1023 and the output device 103, for transmitting the IP signal packet converted by the audio/video processor to the output device 103.
The working principle of the technical scheme is as follows: the optical fiber switch transmits the IP signal packet converted by the audio/video processor to the output device 103.
Illustratively, the fabric switch may be a fabric switch model H3C S5500-28F-EI-D.
The beneficial effects of the above technical scheme are: by means of the optical fiber switch, the IP signal packet can be transmitted to the output device for playing.
In one embodiment, the SDI interface 1011 comprises an 8-way audio-video interface and the plurality of sets of multi-format processing components 102 comprises four sets of multi-format processing components.
The working principle of the technical scheme is as follows: each of the four sets of multi-format processing components has an independent mode of operation, each set of multi-format processing components includes a transmitter, a receiver, an audio/video processor, each audio/video processor is connected with 8 SDI interfaces, and each set of multi-format processing components can process up to 2 Ultra High Definition (UHD) signals or 8 High Definition (HD) signals. The four groups of multi-format processing components can process 16 ultra-high-definition signals or 32 high-definition signals at most
The beneficial effects of the above technical scheme are: the 32-channel signal processing can be realized, so that high-density signal transmission can be realized, and the experience effect of a user is further improved.
In one embodiment, the multi-format information processing platform system further comprises a network address converter disposed between the audio/video processor 1023 and the optical fiber interface 1012.
The working principle of the technical scheme is as follows: the network address converter can realize the conversion of IP addresses, map one group of IP addresses to another group of IP addresses, and convert the IP signal packet obtained by the conversion of the audio and video processor.
The beneficial effects of the above technical scheme are: the translation of the IP address can be implemented.
In one embodiment, the bandwidth of the optical fiber interface is in the range of 80Gb-120 Gb.
The working principle of the technical scheme is as follows: the utility model provides a bandwidth that the two QSFP28 interfaces of optical fiber interface supported is high, helps realizing the signal transmission of high density, further improves user's experience effect. Illustratively, the bandwidth of the fiber optic interface is in the range of 100 Gb.
The beneficial effects of the above technical scheme are: high-density signal transmission can be realized, and the experience effect of a user is further improved.
In one embodiment, as shown in fig. 2, a groove 1013 is provided on one side wall of the housing 101, a positive electrode plate 1014 is provided on the inner side wall of the groove 1013, and a negative electrode plate 1015 is provided on the inner side wall of the groove 1013 symmetrical to the positive electrode plate 1014;
a slot cover 1016 clamped with the groove 1013 is further disposed on the groove 1013, and output connection lines of the positive electrode plate 1014 are respectively connected with the SDI interface 1011, the optical fiber interface 1012, and forward input ends of the multiple-format processing assembly 102;
the SDI interface 1011, the optical fiber interface 1012 and the negative output ends of the multiple-format processing assembly 102 are connected with the input connecting line of the negative electrode plate 1015;
the bottom of the shell 101 is connected with one end of a damping spring 1017;
the other end of the damping spring 1017 is connected to the fixing plate 1018.
Further, a battery pack is arranged in the groove 1013, and the positive electrode of the battery pack is connected with the positive electrode plate 1014, and the negative electrode of the battery pack is connected with the negative electrode plate 1015.
Further, a reference interface 1019 is further disposed on a surface of the housing 101, and a synchronous generator 10191 is further disposed on an inner surface of the housing 101, wherein the reference interface 1019 is connected to the synchronous generator 10191, and the synchronous generator 10191 is connected to the optical fiber interface 1012,
the positive input ends of the reference interface 1019 and the synchronous generator 10191 are connected with the output connecting line of the positive electrode plate 1014, and the negative output ends of the reference interface 1019 and the synchronous generator 10191 are connected with the input connecting line of the negative electrode plate 1015.
The working principle of the technical scheme is as follows: and the battery pack positioned in the groove is used for supplying power to the multi-format information processing platform system. The damping spring can play a damping role. The IP signal packet can be made compatible with the existing SDI signal by the sync generator 10191, synchronous output of the IP signal packet and the SDI signal is realized, and the reference signal is output through the reference interface 1019.
The beneficial effects of the above technical scheme are: can supply power to the platform system through the battery pack, through the damping spring shock attenuation, realize the synchronous output of IP signal package and SDI signal through synchronous generator to through reference interface output reference signal.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A multi-format information processing platform system, comprising: the device comprises a shell, a plurality of groups of multi-format processing components and output equipment;
the rear end of the shell is provided with a plurality of input/output ports, and the plurality of input/output ports comprise a plurality of SDI interfaces and a plurality of optical fiber interfaces;
the multi-format processing component includes: a receiver, a transmitter and an audio and video processor arranged in the shell, wherein the audio and video processor is respectively electrically connected with the receiver, the transmitter, the SDI interface and the optical fiber interface, wherein the SDI interface is connected with the audio and video processor and used for accessing/outputting SDI signals, the optical fiber interface is connected with the audio and video processor, for accessing/receiving an IP signal packet, the audio/video processor for converting the SDI signal accessed via the SDI interface into an IP signal packet, and transmitting the IP signal packets through the transmitter to the output device via the fiber optic interface, or converting the IP signal packet accessed via the fiber interface and received by the receiver into the SDI signal and transmitting the SDI signal to the output device through the SDI interface;
the output device is used for playing the IP signal packet or the SDI signal sent by the audio and video processor.
2. The multi-format information processing platform system of claim 1, wherein the audio video processor comprises an FPGA.
3. The multiformat information processing platform system as claimed in claim 1, further comprising a fiber switch disposed between the audio/video processor and the output device, for transmitting the IP signal packet converted by the audio/video processor to the output device.
4. The multi-format information processing platform system of claim 1, wherein the SDI interface comprises an 8-way audio-video interface.
5. The multi-format information processing platform system of claim 1 wherein said plurality of sets of multi-format processing components includes four sets of multi-format processing components.
6. The multiformat information processing platform system of claim 1, wherein the multiformat information processing platform system further comprises a network address translator disposed between the audio video processor and the fiber optic interface.
7. The platform system for processing multi-format information according to claim 1, wherein the bandwidth of the optical fiber interface is in a range of 80Gb-120 Gb.
8. The multi-format information processing platform system according to claim 1, wherein a side wall of the housing is provided with a groove, an inner side wall of the groove is provided with a positive electrode sheet, and an inner side wall of the groove symmetrical to the positive electrode sheet is provided with a negative electrode sheet;
a clamping groove cover clamped with the groove is further arranged on the groove, and an output connecting wire of the positive electrode plate is respectively connected with the SDI interface, the optical fiber interface and the positive input ends of the multiple-format processing assemblies;
the SDI interface, the optical fiber interface and the negative output ends of the multiple-format processing assemblies are connected with the input connecting wire of the negative electrode plate;
the bottom of the shell is connected with one end of a damping spring;
the other end of the damping spring is connected with the fixing plate.
9. The multi-format information processing platform system of claim 8,
a battery pack is arranged in the groove, the positive electrode of the battery pack is connected with the positive electrode plate, and the negative electrode of the battery pack is connected with the negative electrode plate.
10. The multi-format information processing platform system according to claim 8, wherein a reference interface is further provided on a surface of the housing, and a synchronous generator is further provided on an inner surface of the housing, the reference interface being connected to the synchronous generator, and the synchronous generator being connected to the optical fiber interface,
the reference interface and the positive input end of the synchronous generator are connected with the output connecting wire of the positive electrode plate, and the reference interface and the negative output end of the synchronous generator are connected with the input connecting wire of the negative electrode plate.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112188231A (en) * | 2020-09-29 | 2021-01-05 | 北京格非科技股份有限公司 | Ultra-high-definition IP video server based on universal server platform |
| CN112383833A (en) * | 2020-11-19 | 2021-02-19 | 北京格非科技股份有限公司 | Virtual IP broadcasting technology |
| CN113596373A (en) * | 2021-07-28 | 2021-11-02 | 成都卓元科技有限公司 | 8K video processing architecture for converting 12G-SDI into HDMI2.1 |
-
2019
- 2019-10-18 CN CN201921772568.XU patent/CN210405495U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112188231A (en) * | 2020-09-29 | 2021-01-05 | 北京格非科技股份有限公司 | Ultra-high-definition IP video server based on universal server platform |
| CN112383833A (en) * | 2020-11-19 | 2021-02-19 | 北京格非科技股份有限公司 | Virtual IP broadcasting technology |
| CN112383833B (en) * | 2020-11-19 | 2022-11-08 | 北京格非科技股份有限公司 | Virtual IP broadcasting system |
| CN113596373A (en) * | 2021-07-28 | 2021-11-02 | 成都卓元科技有限公司 | 8K video processing architecture for converting 12G-SDI into HDMI2.1 |
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