CN206313908U - A kind of high definition movable video monitoring equipment - Google Patents
A kind of high definition movable video monitoring equipment Download PDFInfo
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- CN206313908U CN206313908U CN201621143170.6U CN201621143170U CN206313908U CN 206313908 U CN206313908 U CN 206313908U CN 201621143170 U CN201621143170 U CN 201621143170U CN 206313908 U CN206313908 U CN 206313908U
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Abstract
The utility model provides a kind of high definition movable video monitoring equipment, and equipment uses the framework of base plate+core board, core board and base plate to be attached by SODIMM 204pin standard connectors, and core board module is generally applicable, and different application need to only adjust base plate.The utility model proposes high definition movable video monitoring equipment with Hi3521 as acp chip, outside coordinate video capture device, AHD video reception modules, HD SDI video reception modules, and Video Output Modules, transmission of video and video storage modules, audio coding decoding module.Realize 4 road AHD videos, 4 road analogue audio frequencies, the audio/video encoding/decoding of 1 tunnel high definition HD SDI video inputs.1 road HD video output, the function of 1 linear audio output are supported simultaneously.
Description
Technical field
The present invention relates to technical field of video monitoring, in particular to a kind of movable video monitoring equipment.
Background technology
Current video monitoring and Transmission system are widely used in multiple industries, and user is to video monitoring equipment, transmission of video
Quality requirement more and more higher, it is desirable to which video decoding/encoding device is not only restricted to head end video collecting device, it is desirable to which monitoring device can be same
When multi-path high-definition audio/video encoding/decoding, transmission.Further, it is desirable to video monitoring equipment can not be limited by place, wireless biography is supported
It is defeated, flexible can arrange, video monitoring equipment on the market can not simultaneously meet encoding and decoding, the nothing of multi-path high-definition video at present
Line is transmitted, is independent of the requirement such as head end video collecting device.There is equipment Installation Flexibility poor, suitability difference the problems such as.
The content of the invention
The utility model purpose is to provide a kind of movable video monitoring equipment, is compiled using a kind of full HD video of novel analog
Decoding device, can support the reception to general format vision signal, support that (simulation high-res, AHD is base to 4 tunnels simulation AHD
In AHD agreements, using the HD video of analog coaxial cable transmission progressive scan), 1 road HD-SDI (high-definition digital component serials
Interface) HD video encoding and decoding, storage and transmission etc..4 tunnels are supported the utility model proposes high resolution audio and video encoding and decoding platform
General format analog video is input into, and is not only restricted to front-end collection equipment, greatly improves the suitability of equipment.
Another purpose of the present utility model is to be set head end video collection using 4G LTE (Long Term Evolution) wireless modules
The data of standby collection are greatly improved the applicability of video monitoring equipment by being wirelessly transmitted to backend user or service centre.
The technical solution of the utility model：A kind of high definition movable video monitoring equipment, using the framework of base plate+core board,
The core board mainly includes acp chip Hi3521, AHD is provided with the base plate and receives chip NVP6134C and HD-SDI
Video reception chip GV7601；Core board and base plate are attached by SODIMM 204pin standard connectors；
4 road AHD are simulated full HD signal and 4 tunnel audio signals and pass through 4 high definitions respectively by external video collecting device
Bnc interface, receives chip NVP6134C and is sent to Hi3521 by AHD, treatment and biography by the complete pair signals of Hi3521 chips
It is defeated；
1 road HD-SDI input signals of outside HD-SDI video capture devices collection, by 1 tunnel high definition bnc interface, pass through
SDI receives chip GV7601, data is transmitted into Hi3521, by the treatment and transmission of the complete pair signals of Hi3521 chips.
Further, 4G-LTE module is installed, the 4G-LTE module is that the whole network leads to module, by Mini- on base plate
PCIE interfaces are interconnected with base plate, and the data that will can be processed by Hi3521 chips are through being wirelessly transmitted to rear end or service centre.
Further, the audio/video encoding/decoding nucleus module of the encoding and decoding for realizing audio signal is installed on base plate；To receiving
To the DDR3 memories that are cached of gathered data；The SATA hard disc of the video data of collection is locally stored；It is fixed in real time to realize
The Big Dipper/the d GPS locating module of bit function；The parameter configuration of equipment is realized, interface operation, the kilomega network of data-transformation facility connects
Mouthful；The SD card of the data stored in hard disk can be derived；Being capable of external connection keyboard, the USB of mouse；Realize the encoding and decoding of audio signal
Audio Codec.
Further, Hi3521 provides 3 BT1120 interfaces：VIU0、VIU1、VOU1120；VIU0 interfaces GV7601
Data, the data of VIU1 interface AHD Receiver；VOU1120 interfaces are made as BT1120 delivery outlets in the design
Use for GPIO mouthfuls.
HDMI draws as spare interface from core board, and base plate does not draw the interface signal, and such as later stage has other to need
The demand of this kind of interface, core board is still generally applicable.
Further, core board is designed using SODIMM subcards standard interface.It is small with size, the features such as highly versatile.
The workflow of the equipment is as follows：The data of front end audio-video acquisition equipment collection can be through AHD and HD-SDI videos
After receiver, be transferred to kernel processor chip Hi3521, Hi3521 carries out video compress and encoding and decoding by the video to receiving,
Using H.264 video code model and G.711 or G.726 audio coding formats, the data after encoding and decoding can be by RJ45 gigabits
Network interface wired mode is transferred to customer center, or is wirelessly transmitted to rear end by 4G modules, by coding and decoding video
Data can also be stored to local SATA hard disc or SD card.User is transmitted data to by RJ45 initialization apparatus and configuration parameter
Rear end, it is possible to select remote upgrade program version.
The beneficial effects of the utility model are：Based on special audio video processing platform, equipment is using base plate+core board
Framework, core board and base plate are attached by SODIMM 204pin standard connectors, and core board module is generally applicable, and difference should
With need to only adjust base plate.The utility model proposes high definition movable video monitoring equipment with Hi3521 as acp chip, outward
Portion coordinates video capture device, AHD video reception modules, HD-SDI video reception modules, and Video Output Modules, video to pass
Defeated and video storage modules, audio coding decoding module.Realize 4 road AHD videos, 4 road analogue audio frequencies, 1 tunnel high definition HD-SDI videos
The audio/video encoding/decoding of input.1 road HD video output, the function of 1 linear audio output are supported simultaneously.
4 road AHD in the utility model simulate full HD signal and 4 tunnel audio signals are connect by 4 high definition BNC respectively
Mouthful, receiving chip NVP6134C by AHD and be sent to Hi3521, the chip supports 4 road general format video input decodings, 5 tunnels
Audio input is decoded, and solves the problems, such as that traditional video surveillance equipment needs to need distribution type with head end video collecting device.This practicality
The road HD-SDI of new support 1 is input into, and the signal is transmitted to SDI and receives chip GV7601, the chip branch by 1 tunnel high definition bnc interface
Hold standard and HD video is received, and data are transmitted to Hi3521, the treatment to head end video signal, transmission are completed by the chip
Deng.GV7601 and GV7611 pin compatibilities, can Pin-to-Pin upgrading replacements.
Brief description of the drawings
Fig. 1 is high definition movable video monitoring equipment block diagram；
Fig. 2 is high definition Mobile video monitoring terminal schematic diagram；
Fig. 3 is high definition mobile monitoring device core board block diagram；
Fig. 4 is high definition movable video monitoring equipment base plate block diagram；
Fig. 5 is high definition movable video monitoring equipment base plate power supply schematic diagram.
Specific embodiment
High definition movable video monitoring equipment disclosed in the utility model uses base plate+core type structure,
Fig. 1 is high definition movable video monitoring equipment block diagram, and the figure generally describes part of the present utility model.It is interior
Portion's primary processor coordinates AHD Receiver, HD-SDI Receiver, audio based on Hi3521 and its external equipment
The parts such as codec, PHY, 4G module, the Big Dipper/d GPS locating module, hard disk, complete the monitoring function of multichannel audio-video frequency.Outside connects
Mouth includes：(wherein 4 tunnels are the input of AHD analog videos to 10 tunnel high definition bnc interfaces, and 4 tunnels are analogue audio frequency input, and 1 tunnel is HD-SDI
Input port, 1 road audio output port), 1 tunnel gigabit network interface, 1 road SIM interface, 2 road USB interfaces, SD card interface, 1 VGA connect
Mouthful, extension I/O port etc..
Fig. 2 is high definition Mobile video monitoring terminal schematic diagram.
In Fig. 2：
1 is base plate, and external interface is all connected by base plate, and power unit, Mini-PCIE 4G moulds are mainly included on base plate
Block, the Big Dipper/GPS module is simulated full HD AHD and receives chip NVP6134C, HD-SDI Receiver chip GV7601, and
Hard disk, various peripheral interfaces etc..
2 is core board, and core board mainly includes that Hi3521 and peripheral circuit are constituted, including DDR3, Flash, PHY chip
Deng core board draws data port and various buses by DIMM connectors.
3 is DIMM connectors, and the connector is the 204pin plug-in units of TE companies, and the connector is the mark of SODIMM of new generation
Quasi- connector.Core board and base plate are connected by the connector, and the versatility of core board is ensure that to greatest extent.According to demand
It is different, it is only necessary to which that changing base plate can just meet requirement.
4 is Mini-PCIE 4G modules, and the module is that the whole network leads to module, and the data after Hi3521 is processed are transmitted to rear.
5 is high definition bnc interface, 4 tunnel audio signals and 4 road AHD signal inputs, 1 road HD-SDI signals and 1 road video
Output and 1 road audio output signal are transmitted by the interface.The interface is shielding construction, can transmit high-definition signal.
6 is to external expansion I/O port.
7 is the Big Dipper/GPS module, realizes the positioning function of Video Monitoring Terminal.
8 is hard disc data socket, and hard disk is connect by SATA interface, and the video that gathered can be locally stored.
9 is SATA power outlets.
10 is touch-switch, realizes the power on/off function of equipment.
11 is earphone socket, realizes intercommunication and playback of audio and MIC etc., supports plug detection function, there is corresponding instruction
Lamp instruction state.
12 is SD card socket.
13 is sim card socket, for high definition mobile video.
14 is RJ45 gigabit network interfaces, for data transfer and systematic parameter configuration etc..
15 is USB interface, can connect USB peripheral, such as mouse, keyboard, hard disk etc..
The utility model proposes high definition movable video monitoring equipment main frame be base plate+core type structure.Core board
It is generally applicable in different applications.
Base plate
Fig. 3 is the schematic diagram of base plate, and external interface is all connected by base plate, and power unit, 4G moulds are mainly included on base plate
Block, the Big Dipper/GPS module simulates full HD AHD receiving circuits, HD-SDI receiving circuits, and hard disk, various peripheral interfaces etc..
AHD Receiver outputting data signals on plate, the data-signal of HD-SDI Receiver outputs, VGA, network interface signal, and
The signals such as USB, SD card, SIM, UART, SATA are all connected on SODIMM connectors, are connected by the connector and core board
Connect.
Simulation high resolution audio and video importation：The partial circuit is main by AHD video acquisitions source, high definition BNC, AHD video
Chip NVP6134C compositions are received, NVP6134C supports that transmission CVBS, 1M, 2M and 3M NRT images can receive independent CVBS,
COMET, general 1M, 2M and 3M NRT video camera are input into and the input of other video signal sources, additionally, the chip supports any amount
Change bit wide, all cables etc. can be adapted to, 4 road video inputs and 5 tunnel audio Codec can be supported.In the utility model, headend equipment
The 4 road AHD videos and 4 tunnel audios of collection are transmitted to Hi3521 and are further processed by SODIMM plug-in units.User can take in rear end
Business device or command centre transfer viewing front video, monitor audio.
HD-SDI digital videos importation：Outside HD-SDI video sources are input to HD-SDI and receive core by high definition BNC
Piece GV7601, the chip is high definition serial digital video receiver, supports that SD and HD video are received, and can be operated in 270Mb/
S, 1.485Gb/s and 2.97Gb/s.In the case of 75 Ω coaxial cables, SD video can transmit 460 meters, and HD video can be passed
Defeated 230 meters, highest supports 1920 × 1080 resolution ratio.The video of front end HD-SDI video capture devices collection passes through in this patent
Data are transmitted to Hi3521 and are further processed by GV7601 by SODIMM, are then transmitted to rear end through 4G modules.Back-end server
Or customer center may be viewed by head end video and monitor audio.
Video output section：Video output section is exported by USB interface, and VGA parts directly pass through SODIMM and core
Plate is connected, and output resolution ratio supports scope：720P50~1600 × 1200,1920 × 1080.
Audio input output par, c：Audio input is divided into the background audio recorded with audio video synchronization, and realizes intercommunication work(
The audio of energy.Wherein video background audio is input into by 4 tunnel high definition bnc interfaces, and intercommunication audio is input into by 3.5mm RCA interfaces
Output.In this patent, high definition Mobile video monitoring terminal can connect audio collecting device, can in real time upload voice data, realize language
Sound intercommunication, and can be recorded with audio video synchronization；Speech talkback carries out voice coder solution by passing to Hi3521 after audio Codec chip
G.711 code, supports various audio codings and the decoding function such as.
4G modules use Mini-PCIE frameworks, support that the whole network leads to.Directly it is connected by USB2.0 with core board.Main work(
Can be treatment after video wireless transmission to back-end server or customer center.
Gigabit mesh portions are also directly connected on SODIMM.
Other interface signals are all connected by SODIMM with core board.
Fig. 5 gives the tree-shaped schematic diagram of power supply of base plate.Power unit supports 12V power inputs, to the power supply after input
Be filtered and DC-DC conversion after, there is provided to the multiple power sources rail that system is used, including+5V ,+3.3V ,+1.8V ,+1.2V ,+
Five kinds of power supplys of 12V.Wherein+3.3V powers to main modular, chip and core board on plate, and current output capability is larger ,+12V
For hard disk is powered, other power supplys are to segment chip on base plate and module for power supply.
Core board
Core board uses SODIMM 204pin standard interfaces, and main frame is as shown in Figure 3
Core sheet processor is to be based on ARM Cortex A9 frameworks from dedicated video process chip Hi3521, Hi3521,
Highest frequency 930MHz, supports H.264/MJEPEG/JPEG to wait multi-protocol video encoding and decoding, supports high definition 1080P, 720P, D1
Etc. various resolution ratio, the output of multi-path high-definition video input is supported, support the functions such as intelligent video analysis, video real-time processing.
The partial circuit is the core processing part of high definition movable video monitoring equipment, core board mainly include Hi3521 and
Peripheral circuit is constituted, including DDR3, Flash, PHY chip etc..Core board goes here and there VIU0, VIU1, HDMI, PHY, USB, SATA
The signals such as mouth, I2C, VGA, SD card, AV, audio are drawn, and are connected with base plate by SODIMM connectors, wherein, in the design, bottom
HDMI and AV interfaces are not drawn on plate, this two interfaces are Redundancy Design, such as later stage there are the need of other this kind of interfaces of needs
Ask, core board is still generally applicable.
The main external data-interface of core board has VIU0, VIU1, and HDMI.
Hi3521 provides 3 BT1120 interfaces：VIU0、VIU1、VOU1120.The data of VIU0 interfaces GV7601,
The data of VIU1 interface AHD Receiver.VOU1120 interfaces as BT1120 delivery outlets, as GPIO mouthfuls in the design
Use.
Additionally, being drawn HDMI as spare interface from core board in the present invention, base plate does not draw the interface signal.
Core board is designed using SODIMM subcards standard interface, small with size, the features such as highly versatile.
The above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as protection domain of the present utility model.
Claims (5)
1. a kind of high definition movable video monitoring equipment, it is characterised in that：Using the framework of base plate+core board, the core board master
To include acp chip Hi3521, AHD is installed on the base plate and receives chip NVP6134C and HD-SDI video reception chip
GV7601；Core board and base plate are attached by SODIMM 204pin standard connectors；
4 road AHD are simulated external video collecting device into full HD signal and 4 tunnel audio signals are connect by 4 high definition BNC respectively
Mouthful, receive chip NVP6134C by AHD and be sent to Hi3521, by the treatment and transmission of the complete pair signals of Hi3521 chips；
1 road HD-SDI input signals of outside HD-SDI video capture devices collection, by 1 tunnel high definition bnc interface, by SDI
Chip GV7601 is received, data Hi3521 is transmitted to, by the treatment and transmission of the complete pair signals of Hi3521 chips.
2. a kind of high definition movable video monitoring equipment according to claim 1, it is characterised in that：Be provided with base plate 4G-
LTE module, the 4G-LTE module is that the whole network leads to module, is interconnected by Mini-PCIE interfaces and base plate, can be by by Hi3521
The data of chip treatment are through being wirelessly transmitted to rear end or service centre.
3. a kind of high definition movable video monitoring equipment according to claim 1, it is characterised in that：Realization is installed on base plate
The audio/video encoding/decoding nucleus module of the encoding and decoding of audio signal；The DDR3 memories cached to the gathered data for receiving；
The SATA hard disc of the video data of collection is locally stored；Realize the Big Dipper/d GPS locating module of real-time navigation capability；Realize equipment
Parameter configuration, interface operation, the gigabit network interface of data-transformation facility；The SD card of the data stored in hard disk can be derived；
Being capable of external connection keyboard, the USB of mouse；Realize the audio Codec of the encoding and decoding of audio signal.
4. a kind of high definition movable video monitoring equipment according to claim 1, it is characterised in that：Hi3521 provides 3
BT1120 interfaces：VIU0、VIU1、VOU1120；The data of VIU0 interfaces GV7601, VIU1 interfaces AHD
The data of Receiver, VOU1120 interfaces are used in the design as BT1120 delivery outlets as GPIO mouthfuls；
HDMI draws as spare interface from core board, and base plate does not draw the interface signal, and such as later stage has other needs this kind of
The demand of interface, core board is still generally applicable.
5. a kind of high definition movable video monitoring equipment according to claim 1, it is characterised in that：Core board uses SODIMM
Subcard standard interface is designed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621143170.6U CN206313908U (en) | 2016-10-20 | 2016-10-20 | A kind of high definition movable video monitoring equipment |
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| CN201621143170.6U CN206313908U (en) | 2016-10-20 | 2016-10-20 | A kind of high definition movable video monitoring equipment |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110262990A (en) * | 2019-07-03 | 2019-09-20 | 延锋伟世通汽车电子有限公司 | LVDS video source module and its application method |
| CN111614868A (en) * | 2020-04-17 | 2020-09-01 | 北京中庆现代技术股份有限公司 | Wireless FHD audio-video transmission device |
| CN111856981A (en) * | 2019-04-25 | 2020-10-30 | 上海佑显科技有限公司 | IO controller |
-
2016
- 2016-10-20 CN CN201621143170.6U patent/CN206313908U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111856981A (en) * | 2019-04-25 | 2020-10-30 | 上海佑显科技有限公司 | IO controller |
| CN110262990A (en) * | 2019-07-03 | 2019-09-20 | 延锋伟世通汽车电子有限公司 | LVDS video source module and its application method |
| CN111614868A (en) * | 2020-04-17 | 2020-09-01 | 北京中庆现代技术股份有限公司 | Wireless FHD audio-video transmission device |
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