CN206181236U - HDMI high definition video conversion equipment based on FPGA - Google Patents
HDMI high definition video conversion equipment based on FPGA Download PDFInfo
- Publication number
- CN206181236U CN206181236U CN201621234474.3U CN201621234474U CN206181236U CN 206181236 U CN206181236 U CN 206181236U CN 201621234474 U CN201621234474 U CN 201621234474U CN 206181236 U CN206181236 U CN 206181236U
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- hdmi
- fpga
- controller
- chips
- fpga controller
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Abstract
The utility model discloses a HDMI high definition video conversion equipment based on FPGA, including the mounting plate box, the last surface mosaic of mounting plate box has a start button, and inside fixed mounting has an integrated circuits pad, the last welding of integrated circuits pad has the FPGA controller, the data input end of FPGA controller is connected with camera link conversion module, cameraLink conversion module is built -in to have the USB interface, and has USB high definition digtal camera through USB interface connection, the FPGA controller embeds there is the LCD controller, the output of LCD controller is connected with liquid crystal touch screen, liquid crystal touch screen inlays at the start button side, the data output end of FPGA controller is connected with the HDMI chip, the HDMI output interface is installed to the front end of HDMI chip, the last still welding of integrated circuits pad has power conversion module. The utility model discloses a table tennis storage structure and pipelining have realized quick high definition video format conversion, have improved system performance and resource utilization rate.
Description
Technical field
This utility model is related to HDMI technical field, specially a kind of HDMI HD video converting means based on FPGA
Put.
Background technology
In recent years, as a kind of high speed, succinct, convenient, the flexible serial data of high accuracy number photographic head and connection
Mode, Camera Link interface protocols the video monitoring of Aero-Space, military affairs, medical treatment, industrial and mining establishment etc., transmission of video,
The fields such as line non-contact measurement are widely used HDMI HDMI (High-
DefinitionMultimediaInterface the up to data bandwidth of 5Gb/s) can be transmitted, is that first support single line is uncompressed
The interface protocol of mixed signal transmission, directly can simultaneously realize the high-performance of digital high-definition audio and video signal and control command data
Digital interface.HDMI technologies can not only provide clearly image quality, and because its audio frequency, video adopt same cable, letter significantly
The design and installation of system are changed.But Camera Link interfaces are incompatible with HDMI, can not be directly input into
Output display, in-convenience in use.
Utility model content
For problem above, this utility model provides a kind of HDMI HD video conversion equipments based on FPGA, adopts
Pingpang Memory structure and pipelining, realize quick HD video form conversion, improve systematic function and the utilization of resources
Rate, can be with the problem in effectively solving background technology.
For achieving the above object, this utility model provides following technical scheme：A kind of HDMI HD videos based on FPGA
Conversion equipment, including fitting machine box, the upper surface of the fitting machine box is inlaid with start button, and inside is installed with integrated line
Road plate, is welded with FPGA controller on the integrated circuit board, the data input pin of the FPGA controller is connected with Camera
Link modular converters, the Camera Link modular converters are built-in with USB interface, and are connected with USB high definitions by USB interface
Photographic head；The FPGA controller is built-in with lcd controller, and the outfan of the lcd controller is connected with liquid crystal touch screen, institute
State liquid crystal touch screen and be embedded in start button side；The data output end of FPGA controller is connected with HDMI chips, the HDMI
The front end of chip is provided with HDMI output interface；Power transfer module is also welded with the integrated circuit board.
Used as a kind of preferred technical scheme of this utility model, the FPGA controller is using CycloneIV series
EP4CE40F23I7 chips, the chip is also associated with outside SDRAM data storages.
Used as a kind of preferred technical scheme of this utility model, the Camera Link modular converters are using NI companies
DS90CR-288A receiver chips, the built-in chip type has high speed TTL interface.
Used as a kind of preferred technical scheme of this utility model, the power transfer module includes accumulator, the electric power storage
The outfan in pond is connected with voltage changer, and the outfan of the voltage changer is connected to the power pins of each chip.
Used as a kind of preferred technical scheme of this utility model, the HDMI chips adopt Sil9134 chips.
Compared with prior art, the beneficial effects of the utility model are：The HDMI HD video converting means of FPGA should be based on
Put, by arranging Camera Link modular converters, USB high-definition cameras are connected by USB interface, system building is quick and easy；
Output format conversion is carried out by arranging HDMI chips, using HDMI output interface high-clear display is connected, realize HDMI forms
Output and equipment connection；By arranging SDRAM data storages, Pingpang Memory structure is realized with FPGA controller, improve data
Reading rate, so as to improve processing speed；This utility model realizes quick height using Pingpang Memory structure and pipelining
Clear video format conversion, improves systematic function and resource utilization.
Description of the drawings
Fig. 1 is this utility model construction module schematic diagram；
Fig. 2 is this utility model interface structure schematic diagram.
In figure：1- fitting machine boxes；2- start buttons；3- integrated circuit boards；4-FPGA controllers；5-Camera Link turn
Mold changing block；6-USB interfaces；7-USB high-definition cameras；8-LCD controllers；9- liquid crystal touch screens；10- HDMI chips；11-
HDMI output interface；12- power transfer modules；13-SDRAM data storages；14- accumulator；15- voltage changers.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of this utility model protection.
Embodiment：
Fig. 1 and Fig. 2 is referred to, this utility model provides a kind of technical scheme：A kind of HDMI HD videos based on FPGA
Conversion equipment, including fitting machine box 1, the upper surface of the fitting machine box 1 is inlaid with start button 2, and inside is installed with collection
Into wiring board 3, FPGA controller 4, the data input pin connection of the FPGA controller 4 are welded with the integrated circuit board 3
There are Camera Link modular converters 5, the Camera Link modular converters 5 are built-in with USB interface 6, and by USB interface 6
It is connected with USB high-definition cameras 7；The FPGA controller 4 is built-in with lcd controller 8, and the outfan of the lcd controller 8 connects
Liquid crystal touch screen 9 is connected to, the liquid crystal touch screen 9 is embedded in the side of start button 2；The data output end of FPGA controller 4 connects
HDMI chips 10 are connected to, the front end of the HDMI chips 10 is provided with HDMI output interface 11；Also weld on the integrated circuit board 3
It is connected to power transfer module 12；
The FPGA controller 4 is also associated with outside using CycloneIV serial EP4CE40F23I7 chips, the chip
SDRAM data storages 13；The Camera Link modular converters 5 adopt the DS90CR-288A receiver chips of NI companies,
The built-in chip type has high speed TTL interface；The power transfer module 12 includes accumulator 14, and the outfan of the accumulator 14 connects
Voltage changer 15 is connected to, the outfan of the voltage changer 15 is connected to the power pins of each chip；The HDMI cores
Piece 10 adopts Sil9134 chips.
Operation principle of the present utility model：The fitting machine box 1 is adopted and is made from an insulative material, can be inside effective protection
Circuit structure；The start button 2 is connected between power transfer module 12 and FPGA controller 4, for control circuit break-make；
All of electrical equipment is welded with the integrated circuit board 3；
The FPGA controller 4 is the control core of whole device, for controlling all data inputs with output, the electricity
Source modular converter 12 is powered for whole device, and the accumulator 14 can connect external power source and be charged, and by storage
Electric energy is exported to voltage changer 15, the voltage changer 15 by the voltage transformation for exporting into required standard low tension, so
The power pins of each chip are sent to afterwards；
Start working after electricity in the FPGA controller 4, the lcd controller 8 is used to realize that output and input level is changed,
Liquid crystal touch screen 9 is lighted so as to drive, liquid crystal touch screen 9 can carry out data input and data display, the basis of FPGA controller 4
The data for receiving carry out level conversion；
The Camera Link modular converters 5 connect USB high-definition cameras 7, USB high-definition cameras 7 by USB interface 6
Collection Real-time and Dynamic vedio data, the data for collecting are transmitted to Camera Link after built-in encoder compression and turned
Mold changing block 5, the Camera Link modular converters 5 are built using DS90CR-288A receiver chips, and its effect is
The 4 road LVDS stream compressions that camera is exported are changed to into the LVCOMS/LVTTL data of 28bit, when it is 85MHz to transmit clock
The speed of 28bitTTL data can reach each LVDS passage 595Mb/s, the i.e. speed of 4 road LVDS passage 2.38G/s；
FPGA controller 4 receives the data from Camera Link modular converters 5, and will using Pingpang Memory structure
Data storage to SDRAM data storages 13 are backed up, simultaneous transmission to HDMI chips 10, and HDMI chips 10 will be decoded
Data conversion becomes HDMI forms, then is shown by the connection display of HDMI output interface 11.
The HDMI HD video conversion equipments of FPGA should be based on, by arranging Camera Link modular converters 5, by USB
The connection USB of interface 6 high-definition cameras 7, system building is quick and easy；Output format conversion is carried out by arranging HDMI chips 10,
Connect high-clear display using HDMI output interface 11, realize the output of HDMI forms and equipment connection；By arranging SDRAM data
Memorizer 13, with FPGA controller 4 Pingpang Memory structure is realized, data read rates is improved, so as to improve processing speed；This reality
With new employing Pingpang Memory structure and pipelining, quick HD video form conversion is realized, improve systematic function
And resource utilization.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit this utility model
Any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in this utility model
Protection domain within.
Claims (5)
1. a kind of HDMI HD video conversion equipments based on FPGA, including fitting machine box（1）, the fitting machine box（1）It is upper
Surface inserting has start button（2）, inside is installed with integrated circuit board（3）, it is characterised in that：The integrated circuit board
（3）On be welded with FPGA controller（4）, the FPGA controller（4）Data input pin be connected with Camera Link moduluss of conversion
Block（5）, the Camera Link modular converters（5）It is built-in with USB interface（6）, and by USB interface（6）It is connected with USB high
Clear photographic head（7）；The FPGA controller（4）It is built-in with lcd controller（8）, the lcd controller（8）Outfan connection
There is liquid crystal touch screen（9）, the liquid crystal touch screen（9）It is embedded in start button（2）Side；FPGA controller（4）Data it is defeated
Go out end and be connected with HDMI chips（10）, the HDMI chips（10）Front end HDMI output interface is installed（11）；It is described integrated
Wiring board（3）On be also welded with power transfer module（12）.
2. a kind of HDMI HD video conversion equipments based on FPGA according to claim 1, it is characterised in that：It is described
FPGA controller（4）Using the EP4CE40F23I7 chips of CycloneIV series, the chip is also associated with outside SDRAM data
Memorizer（13）.
3. a kind of HDMI HD video conversion equipments based on FPGA according to claim 1, it is characterised in that：It is described
Camera Link modular converters（5）Using the DS90CR-288A receiver chips of NI companies, the built-in chip type has high speed TTL to connect
Mouthful.
4. a kind of HDMI HD video conversion equipments based on FPGA according to claim 1, it is characterised in that：The electricity
Source modular converter（12）Including accumulator（14）, the accumulator（14）Outfan be connected with voltage changer（15）, it is described
Voltage changer（15）Outfan be connected to the power pins of each chip.
5. a kind of HDMI HD video conversion equipments based on FPGA according to claim 1, it is characterised in that：It is described
HDMI chips（10）Using Sil9134 chips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621234474.3U CN206181236U (en) | 2016-11-17 | 2016-11-17 | HDMI high definition video conversion equipment based on FPGA |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621234474.3U CN206181236U (en) | 2016-11-17 | 2016-11-17 | HDMI high definition video conversion equipment based on FPGA |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206181236U true CN206181236U (en) | 2017-05-17 |
Family
ID=58685321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621234474.3U Expired - Fee Related CN206181236U (en) | 2016-11-17 | 2016-11-17 | HDMI high definition video conversion equipment based on FPGA |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206181236U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108134912A (en) * | 2017-12-25 | 2018-06-08 | 南京威翔科技有限公司 | A kind of video flow converting method |
-
2016
- 2016-11-17 CN CN201621234474.3U patent/CN206181236U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108134912A (en) * | 2017-12-25 | 2018-06-08 | 南京威翔科技有限公司 | A kind of video flow converting method |
| CN108134912B (en) * | 2017-12-25 | 2020-06-19 | 南京威翔科技有限公司 | Video stream conversion method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170517 Termination date: 20191117 |