CN105516632B - LVDS vision signal is converted to the method and system of DP1.2 vision signal - Google Patents
LVDS vision signal is converted to the method and system of DP1.2 vision signal Download PDFInfo
- Publication number
- CN105516632B CN105516632B CN201510777335.9A CN201510777335A CN105516632B CN 105516632 B CN105516632 B CN 105516632B CN 201510777335 A CN201510777335 A CN 201510777335A CN 105516632 B CN105516632 B CN 105516632B
- Authority
- CN
- China
- Prior art keywords
- vision signal
- signal
- rgb video
- video signal
- conversion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
- H04N7/0112—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level one of the standards corresponding to a cinematograph film standard
- H04N7/0115—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level one of the standards corresponding to a cinematograph film standard with details on the detection of a particular field or frame pattern in the incoming video signal, e.g. 3:2 pull-down pattern
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/006—Electronic inspection or testing of displays and display drivers, e.g. of LED or LCD displays
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Controls And Circuits For Display Device (AREA)
Abstract
The present invention relates to the method and system that a kind of LVDS vision signal is converted to DP1.2 vision signal, this method comprises: LVDS vision signal is converted to rgb video signal；To the rgb video signal buffering and frequency multiplication after export；The configuration and conversion for carrying out DP1.2 conversion to the frequency-doubled signal of output according to the order of DP1.2 conversion configurations and DP1.2 conversion start command, obtain DP1.2 vision signal.The present invention detects highest DP1.2 video resolution, not only integrated level is high, reliable operation, strong antijamming capability, and it is easy to operate, economical and practical, the detection reliability and efficiency of DP1.2 liquid crystal module can not only be promoted, its equipment cost and production cost are reduced, also will further improve the universal of related display device.
Description
Technical field
The present invention relates to the generations of DP1.2 vision signal, are converted to DP1.2 video in particular to a kind of LVDS vision signal
The method and system of signal belong to the display and testing field of liquid crystal module.
Background technique
Liquid crystal display die set (Liquid Crystal Display Module, hereinafter referred to as liquid crystal module) is liquid crystal
Show the critical component that equipment can normally be shown, it is made of liquid crystal display, backlight original part, display processing chip and circuit.Liquid crystal mould
Group precise structure, processing procedure are complicated, manufacturing technique requirent is high, in order to ensure yields in production, need through special liquid crystal mould
The various test video signals of group test device generation, which are input in liquid crystal module, to be shown, to strictly, comprehensively detect its display
Effect.
It is needed as people constantly pursue more fine definition, display effect more true to nature in liquid crystal display die set and pass bandwidth
It asks and is significantly increased, be not able to satisfy high standard requirement increasingly for supporting DP1.1 vision signal, TV manufacturer is caused to be undertaken more
More production costs and complexity, therefore common liquid crystals mould group is gradually unable to satisfy this needs.Then occurs one kind in the market
Novel liquid crystal mould group with ultrahigh resolution, superelevation transmission rate and very-high solution density meets the needs of people, this
Liquid crystal module uses DP1.2 signaling interface, has more preferable transmission speed, better transmission range, better EMI compatibility, branch
Higher resolution ratio is held, therefore the liquid crystal module with DP1.2 interface has become development trend.
However the test device of DP1.2 liquid crystal module needs to export same DP1.2 test signal, but existing common liquid
Brilliant mould group test device does not have this function, and common liquid crystals mould group also continues producing, test device also not into
Period that enters to replace will continue to use.Although mould group manufacturer also produces DP1.2 liquid crystal module, in order to protect investment, reduce
Production cost, it is impossible to eliminate existing equipment, make a big purchase expensive DP1.2 mould group Special testing device in large quantities again.In order to
Inexpensive mass production DP1.2 liquid crystal module and guarantee its yields in short-term, just still reuse on a large scale
Existing common LVDS mould group test device.
Therefore, it is necessary to study a kind of conversion equipment LVDS vision signal can be converted to DP1.2 vision signal, make common
LVDS liquid crystal module testing device can test DP1.2 mould group by the conversion equipment, while the conversion equipment is not only wanted
Reliable performance, integrated efficient and want cheap, easy to operate.
" LVDS vision signal is converted to 4LANE DP vision signal to the Chinese patent of Publication No. " CN104966477A "
Method and system " disclose the method and system that a kind of LVDS vision signal is converted to 4LANE DP vision signal, but the party
Method has the disadvantage that
1, transmission rate: single Lane maximum transmitted 2.7G.
2, resolution ratio: maximum 2560x1600 is supported.
Summary of the invention
Present invention aims to overcome that above-mentioned the deficiencies in the prior art and a kind of LVDS vision signal is provided and is converted to DP1.2
The method and system of vision signal, this method can obtain DP1.2 vision signal, and can improve list Lane maximum transfer speed and
Resolution ratio.
Realize the object of the invention the technical solution adopted is that a kind of LVDS vision signal is converted to the side of DP1.2 vision signal
Method, this method comprises:
LVDS vision signal is converted into rgb video signal；
To the rgb video signal buffering and frequency multiplication after export；
DP1.2 conversion is carried out to the frequency-doubled signal of output according to the order of DP1.2 conversion configurations and DP1.2 conversion start command
Configuration and conversion, obtain DP1.2 vision signal.
In addition, the present invention also provides a kind of system that LVDS vision signal is converted to DP1.2 vision signal, the system packet
It includes:
LVDS vision signal converting unit, for LVDS vision signal to be converted to rgb video signal；
Cache multiplier unit, for the rgb video signal buffering and frequency multiplication after export；
DP1.2 vision signal converting unit, for converting start command pair according to the order of DP1.2 conversion configurations and DP1.2
The frequency-doubled signal of output carries out the configuration and conversion of DP1.2 conversion, obtains DP1.2 vision signal.
The invention has the following advantages that
1, the data transmission rate of each channel is doubled to 5.4Gbps, and total bandwidth reaches as high as 21.6Gbps, can greatly promote
Display resolution (Max 3840x2160@60hz), color depth, refresh rate, more display capabilities.
2, it supports multithread, only needs a data wire that can transmit multiple independent uncompressed videos and audio stream.
3, high speed and bidirectional data transfers are supported, USB2.0 or Ethernet data can be transmitted in standard DP data line.
4, it supports daisy chain link, DP is allowed to input the data that display device replication inputs, then is defeated by another DP
Other display equipment is arrived out.
5, the DP1.2 vision signal for 1Lane, 2Lane, 4Lane that the present invention can generate video source detects, this hair
It is bright by setting, can well adapt in different DP1.2 transmission characteristics, the color range of vision signal, transmission mode, coding mode
Equal different characteristics.
6, the electrical characteristic for the DP1.2 vision signal that the present invention can generate video source detects, by inputting DP1.2
Electric parameter standard obtains testing result and exports display by comparison in the present invention.
7, the present invention can detect the image data for the DP1.2 vision signal that video source generates, by caching every frame in advance
Image data is simultaneously compared with raw video image, to judge whether each pixel exports correctly, every frame image can be carried out
Detection.
8, the present invention can detect highest DP1.2 video resolution, and not only integrated level is high, reliable operation, anti-interference energy
Power is strong, and easy to operate, economical and practical, can not only promote the detection reliability and efficiency of DP1.2 liquid crystal module, reduce it and set
Standby cost and production cost also will further improve the universal of related display device.
9, the present invention can be by with FPGA (Field Programmable Logic Array) chip, DDR (Double Date Rate even numbers
According to rate) storage chip, A/D (analog/digital) conversion chip realize the repertoire；Above-mentioned device is that market is common
Chip, not only the operation is stable, realization are easy for they, but also cheap, caused by avoiding because using various special chips
The problems such as design is complicated, stability is poor, design cost is high.
Detailed description of the invention
Fig. 1 is the circuit block diagram of LVDS video reception unit and LVDS video signal decoding unit；
Fig. 2 is the system structure diagram that LVDS vision signal of the present invention is converted to DP1.2 vision signal.
In figure, 1.LVDS video reception unit, 1-1.LVDS video signal interface, 1-2.LVDS video reception
Termination module, the LVDS clock signal demodulation module of tetra- LINK of 1-3., the LVDS demodulated data signal module of tetra- LINK of 1-4., 1-
5.LVDS demodulates dynamic calibration module；
2.LVDS video signal decoding unit, 2-1.LVDS audio video synchronization buffer module, the LVDS video of tetra- LINK of 2-2.
Signal line sequence control module, 2-3.LVDS video synchronization signal decoder module, the LVDS video data decoding mould of tetra- LINK of 2-4.
Block；
3.RGB vision signal converting unit, 3-1.RGB video signal self-adaptive control module, 3-2.RGB video clock is certainly
Adapt to configuration module, 3-3RGB. video clock generation module, 3-4.RGB video clock output adjustment module, 3-5. single-link mould
Formula rgb video conversion module, 3-6. dual link mode rgb video conversion module, tetra- link mode rgb video modulus of conversion of 3-7.
Block, 3-8. or so span mode rgb video conversion module, 3-9. odd even span mode rgb video conversion module, 3-10.RGB view
Frequency signal output module；
4, the left channel rgb video signal of 4-1. caches multiplier unit, and the right channel rgb video signal of 4-2. caches frequency multiplication list
Member, 4-3.RGB vision signal synchronization unit；
5, Video Quality Metric configuration unit, the manual toggle switch of 5-1., 5-2.JTAG interface, 5-3.DP1.2 Video Quality Metric are matched
Set module；
6, DP1.2 vision signal converting unit, 6-1.DP1.2 register module, the conversion of 6-2. left DP1.2 vision signal
Module, 6-3. right wing DP1.2 vision signal conversion module, 6-4.DP1.2 display module connector.
Specific embodiment
The following further describes the present invention in detail with reference to the accompanying drawings and specific embodiments.
As depicted in figs. 1 and 2, the system that LVDS vision signal of the present invention is converted to DP1.2 vision signal includes LVDS view
Frequency signal conversion unit, caching multiplier unit and DP1.2 vision signal converting unit.Wherein,
LVDS vision signal converting unit is used to be converted to LVDS vision signal rgb video signal, and the present embodiment will
The process that LVDS vision signal is converted to rgb video signal can be the Chinese patent " LVDS of Publication No. " CN104966477A "
Vision signal is converted to the method and system of 4LANE DP vision signal " disclosed in LVDS vision signal is converted into RGB
Vision signal is the same, i.e., is turned by LVDS video reception unit 1, LVDS video signal decoding unit 2, rgb video signal
It changes unit 3 and Video Quality Metric configuration unit 5 obtains rgb video signal, which is the prior art, and details are not described herein again.
Relative to the Chinese patent of Publication No. " CN104966477A ", LVDS vision signal of the present invention is converted to DP1.2
The system of vision signal further includes for output caching multiplier unit 4, caching times after gained rgb video signal buffering and frequency multiplication
Frequency unit 4 includes left channel rgb video signal caching multiplier unit 4-1, right channel rgb video signal caching multiplier unit 4-2
With rgb video signal synchronization unit 4-3.The input of left channel rgb video signal caching multiplier unit 4-1 and rgb video signal
Output module 3-10 connection, output are connect with left DP1.2 vision signal conversion module 6-2；Right channel rgb video signal caching
The input of multiplier unit 4-2 connect output and right wing DP1.2 vision signal conversion module with rgb video signal output module 3-10
6-3 connection；Left DP1.2 vision signal conversion module 6-2 and right wing DP1.2 vision signal conversion module 6-3 respectively with DP1.2
The connection of display module connector, left DP1.2 vision signal conversion module 6-2 and right wing DP1.2 vision signal conversion module 6-3
Also it is connect respectively with DP1.2 register module 6-1.
The process for being converted to DP1.2 vision signal by above system realization LVDS vision signal is as follows:
1, LVDS vision signal is converted into rgb video signal, which is the prior art, and details are not described herein again.
2, to exporting after gained rgb video signal buffering and frequency multiplication, specially left channel rgb video signal caches frequency multiplication list
The left channel rgb video signal of output is carried out data buffering and data frequency multiplication by first 4-1, improves left channel data and clock frequency
Rate；
The right channel rgb video signal of output is carried out data buffering by right channel rgb video signal caching multiplier unit 4-2
With data frequency multiplication, right channel data and clock frequency are improved；
Rgb video signal synchronization unit 4-3 synchronizes the left channel data of gained and right channel data, makes 2 road RGB numbers
It is believed that number being capable of synchronism output.
3, DP1.2 is carried out to the frequency-doubled signal of output according to the order of DP1.2 conversion configurations and DP1.2 conversion start command to turn
The configuration and conversion changed, obtain DP1.2 vision signal, specifically:
DP1.2 register module 6-1 controls the configuration and operation of DP1.2 conversion according to the DP1.2 register command of write-in；
Left DP1.2 signal conversion module 6-2 is received after left channel rgb video signal caching multiplier unit 4-1 synchronizes
Left channel rgb video signal executes the left channel rgb video signal after synchronizing and is converted to left channel DP1.2 vision signal
Configuration and conversion operation；
Right wing DP1.2 signal conversion module 6-3 is received after right channel rgb video signal caching multiplier unit 4-2 synchronizes
Right channel rgb video signal executes the right channel rgb video signal after synchronizing and is converted to right channel DP1.2 vision signal
Configuration and conversion operation；
DP1.2 display module connector 6-4 receives the left channel DP1.2 vision signal of gained and right channel DP1.2 view simultaneously
Frequency signal, and connect with DP display module, send left channel DP1.2 vision signal and right channel DP1.2 vision signal to DP
Display module.
The present invention is not limited to the above-described embodiments, for those skilled in the art, according to this hair
Bright technical principle and scheme or several improvement made under the inspiration of the present invention, change, retouching, deformation, replacement also regard
Within the scope of protection of the patent of the present invention.
Claims (2)
1. a kind of method that LVDS vision signal is converted to DP1.2 vision signal, it is characterised in that:
LVDS vision signal is converted into rgb video signal；
To being exported after rgb video signal buffering and frequency multiplication, specifically includes and count the left channel rgb video signal of output
According to buffering and data frequency multiplication, left channel data and clock frequency are improved；The right channel rgb video signal of output is carried out data to delay
Punching and data frequency multiplication, improve right channel data and clock frequency；The left channel data and right channel data are synchronized, made
2 tunnel rGB data signals being capable of synchronism output；
According to the order of DP1.2 conversion configurations and DP1.2 conversion start command is carried out to the frequency-doubled signal of output matching for DP1.2 conversion
It sets and converts, obtain DP1.2 vision signal, the configuration of DP1.2 conversion is specially controlled according to the DP1.2 register command of write-in
And operation；
The left channel rgb video signal after synchronizing is received, executes and the left channel rgb video signal after described synchronize is converted into a left side
The configuration and conversion operation of channel DP1.2 vision signal；
The right channel rgb video signal after synchronizing is received, executes and the right channel rgb video signal after described synchronize is converted into the right side
The configuration and conversion operation of channel DP1.2 vision signal；
Left channel DP1.2 vision signal and right channel DP1.2 vision signal are received simultaneously, and is connect with DP display module, it will be left
Channel DP1.2 vision signal and right channel DP1.2 vision signal send DP display module to.
2. a kind of system that LVDS vision signal is converted to DP1.2 vision signal, characterized by comprising:
LVDS vision signal converting unit, for LVDS vision signal to be converted to rgb video signal；
Cache multiplier unit, for the rgb video signal buffering and frequency multiplication after export；
DP1.2 vision signal converting unit, for converting start command to output according to the order of DP1.2 conversion configurations and DP1.2
Frequency-doubled signal carry out DP1.2 conversion configuration and conversion, obtain DP1.2 vision signal；
The caching multiplier unit includes:
Left channel rgb video signal caches multiplier unit, the left channel rgb video signal for that will export carry out data buffering with
Data frequency multiplication improves left channel data and clock frequency；
Right channel rgb video signal caches multiplier unit, the right channel rgb video signal for that will export carry out data buffering with
Data frequency multiplication improves right channel data and clock frequency；
Rgb video signal synchronization unit makes 2 tunnel RGB datas for synchronizing the left channel data and right channel data
Signal being capable of synchronism output；
The DP1.2 vision signal converting unit includes:
DP1.2 register module, for controlling the configuration and operation of DP1.2 conversion according to the DP1.2 register command of write-in；
Left DP1.2 signal conversion module, for receiving the left channel rgb video signal after synchronizing, execution will be after described synchronize
Left channel rgb video signal be converted to the configuration and conversion operation of left channel DP1.2 vision signal；
Right wing DP1.2 signal conversion module, for receiving the right channel rgb video signal after synchronizing, execution will be after described synchronize
Right channel rgb video signal be converted to the configuration and conversion operation of right channel DP1.2 vision signal；
DP1.2 display module connector, for receiving left channel DP1.2 vision signal and right channel DP1.2 vision signal simultaneously,
And connect with DP display module, it sends left channel DP1.2 vision signal and right channel DP1.2 vision signal to DP and shows mould
Group.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510777335.9A CN105516632B (en) | 2015-11-13 | 2015-11-13 | LVDS vision signal is converted to the method and system of DP1.2 vision signal |
| PCT/CN2016/087208 WO2017000849A1 (en) | 2015-06-29 | 2016-06-27 | Method and system for converting lvds video signal into dp video signal |
| KR1020187002656A KR102025026B1 (en) | 2015-06-29 | 2016-06-27 | Method and system for converting LVDS video signal to DP video signal |
| JP2017561954A JP6574493B2 (en) | 2015-06-29 | 2016-06-27 | Method and system for converting LVDS video signals to DP video signals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510777335.9A CN105516632B (en) | 2015-11-13 | 2015-11-13 | LVDS vision signal is converted to the method and system of DP1.2 vision signal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105516632A CN105516632A (en) | 2016-04-20 |
| CN105516632B true CN105516632B (en) | 2019-04-30 |
Family
ID=55724231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510777335.9A Active CN105516632B (en) | 2015-06-29 | 2015-11-13 | LVDS vision signal is converted to the method and system of DP1.2 vision signal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105516632B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102025026B1 (en) * | 2015-06-29 | 2019-09-24 | 우한 징세 일렉트로닉 그룹 컴퍼니 리미티드 | Method and system for converting LVDS video signal to DP video signal |
| WO2019176046A1 (en) * | 2018-03-15 | 2019-09-19 | Ｎｅｃディスプレイソリューションズ株式会社 | Display device and multi-display system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203574772U (en) * | 2013-09-25 | 2014-04-30 | 武汉精立电子技术有限公司 | Device for converting single-LINK LVDS video signal into MIPI video signal |
| CN204652546U (en) * | 2015-06-05 | 2015-09-16 | 武汉精测电子技术股份有限公司 | For LVDS being converted to the system of V-BY-ONE vision signal |
| CN104967808A (en) * | 2015-06-29 | 2015-10-07 | 武汉精测电子技术股份有限公司 | Method and system converting LVDS video signals to 2LANE DP video signals |
| CN104966477A (en) * | 2015-06-29 | 2015-10-07 | 武汉精测电子技术股份有限公司 | Method and system for converting LVDS video signals to 4LANE DP video signals |
| CN105023549A (en) * | 2015-07-15 | 2015-11-04 | 武汉精测电子技术股份有限公司 | Resolution-adaptive MIPI (mobile industry processor interface) graph signal generation device and method |
-
2015
- 2015-11-13 CN CN201510777335.9A patent/CN105516632B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203574772U (en) * | 2013-09-25 | 2014-04-30 | 武汉精立电子技术有限公司 | Device for converting single-LINK LVDS video signal into MIPI video signal |
| CN204652546U (en) * | 2015-06-05 | 2015-09-16 | 武汉精测电子技术股份有限公司 | For LVDS being converted to the system of V-BY-ONE vision signal |
| CN104967808A (en) * | 2015-06-29 | 2015-10-07 | 武汉精测电子技术股份有限公司 | Method and system converting LVDS video signals to 2LANE DP video signals |
| CN104966477A (en) * | 2015-06-29 | 2015-10-07 | 武汉精测电子技术股份有限公司 | Method and system for converting LVDS video signals to 4LANE DP video signals |
| CN105023549A (en) * | 2015-07-15 | 2015-11-04 | 武汉精测电子技术股份有限公司 | Resolution-adaptive MIPI (mobile industry processor interface) graph signal generation device and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105516632A (en) | 2016-04-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103475840B (en) | Method for switching four-link LVDS video signals into MIPI video signals | |
| CN103475842B (en) | LVDS video signal is converted to MIPI video signal method | |
| CN103475841B (en) | LVDS video signal is converted to about 8LANE split screen MIPI video signal method | |
| CN103491336B (en) | The LVDS video signal of single LINK is converted to MIPI video signal method | |
| KR102025026B1 (en) | Method and system for converting LVDS video signal to DP video signal | |
| US8804853B2 (en) | Signal extender system and signal extender thereof | |
| CN105704418B (en) | MIPI picture signals are converted into the device and method of LVDS picture signals | |
| CN105023549A (en) | Resolution-adaptive MIPI (mobile industry processor interface) graph signal generation device and method | |
| CN105491373A (en) | Device and method for switching LVDS video signals from one way to multiple ways | |
| CN105491318A (en) | Device and method for single-path to multiple-path conversion of DP video signals | |
| CN103475843B (en) | The LVDS video signal of double LINK is converted to MIPI video signal method | |
| CN105472288A (en) | Device and method for single-path to multiple-path conversion of V-BY-ONE video signals | |
| CN103428532A (en) | Multimedia signal transmission system, multimedia signal switching device and multimedia signal transmission method | |
| CN107566770B (en) | PG signal transmission control unit and method based on PCIe and HDMI | |
| CN105472287B (en) | A kind of single channel HDMI video signal single channel turns the device and method of multichannel | |
| CN105405375A (en) | MIPI video signal single path-to-multipath conversion device and MIPI video signal single path-to-multipath conversion method | |
| CN104954723A (en) | Method and system for converting LVDS (low-voltage differential signaling) video signals into 1LANE DP (display port) video signals | |
| CN207251800U (en) | A kind of intelligent SDI video switching boxs based on FPGA | |
| CN105516632B (en) | LVDS vision signal is converted to the method and system of DP1.2 vision signal | |
| CN105812702B (en) | A kind of DP picture signal is converted into the device and method of LVDS picture signal | |
| CN203504677U (en) | Device for converting LVDS video signal into MIPI video signal | |
| CN104967808A (en) | Method and system converting LVDS video signals to 2LANE DP video signals | |
| CN105049773A (en) | Method of transforming LVDS video signal into DP video signal and system of transforming LVDS video signal into DP video signal | |
| CN203574773U (en) | Device for converting LVDS video signal into 8LANE left-and-ring split screen MIPI video signal | |
| CN107707829A (en) | A kind of method that multiplex roles intelligence SDI video switching boxs are realized based on FPGA |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 430070 Hubei Province, Wuhan city Hongshan District Road No. 48 bookstore (North Industrial Park) 1 building 11 layer Applicant after: Wuhan fine test electronics group Limited by Share Ltd Address before: 430070 Hubei City, Hongshan Province, South Lake Road, No. 53, Hongshan Venture Center, building on the 4 floor, No. Applicant before: Wuhan Jingce Electronic Technology Co., Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |