CN2805272Y - DAVI connector which can transmit digital video signals and digital sound signals - Google Patents
DAVI connector which can transmit digital video signals and digital sound signals Download PDFInfo
- Publication number
- CN2805272Y CN2805272Y CN 200520034914 CN200520034914U CN2805272Y CN 2805272 Y CN2805272 Y CN 2805272Y CN 200520034914 CN200520034914 CN 200520034914 CN 200520034914 U CN200520034914 U CN 200520034914U CN 2805272 Y CN2805272 Y CN 2805272Y
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- China
- Prior art keywords
- davi
- socket
- plug
- connector
- audio signal
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- 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.)
- Expired - Lifetime
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Abstract
The utility model discloses a DAVI connector which can transmit digital video signals and digital sound signals, and comprises a plug and a jack which are connected in a matching way, wherein the plug and the jack are respectively and correspondingly provided with a set of stitches and needle holes transmitting RGB signals, synchronous signals and a couple of clock signals, a set of stitches and needle holes transmitting the communicating signals of a bidirectional display data channels, a set of stitches and needle holes respectively connecting the audio signals of a left sound channel, a right sound channel, a middle sound channel and a heavy bass sound channel and an audio signal public earth wire. The arrangement of the stitches and the needle holes and the allocation of the transmission signals accord with the DAVI interface standard for the basic electric connection based on the TMDS agreement and the IIS agreement. The utility model can overcome the disadvantage that the existing DVI interface do not support the audio signal transmission, the digital video signals and the audio signals can be transmitted. The DAVI connector can be widely used for multimedia audiovisual products of consumption electronic industrial chains, regular and shapely joint assembly can be provided for the products. Complex and random connecting wires can be abolished, and common consumers feel that the DAVI connector which can transmit digital video signals and digital sound signals is convenient in use.
Description
Technical field
The utility model relates to and is installed on the base or in the shell and the contacted conductivity jockey of a plurality of conductors multicore cable, but especially relates to the DAVI connector of a kind of transmission digital video and audio signal.
Background technology
Have bigger difference between the interface between all kinds of home theater equipments, the Voice ﹠ Video interface has all experienced the variation by analog to digital, and with respect to the digital interface of audio frequency, the digital interface of video occurs more lately.At present at computer with adopt that to use the most general digital visual interface in the signal transmission of high-end TV of LCD be exactly DVI (Digital VisualInterface) interface, it comprises digital rgb signal, synchronizing signal and a pair of interface clock signal of one group of 24bit, based on one group of two-way DDC (DDC) communication interface of the iic bus of Philips.Can only the transmission digital video signal, can not transmitting audio signal, Voice ﹠ Video generally needs separately to connect on the computer or television machine like this, makes line loaded down with trivial details mixed and disorderly, influences attractive in appearancely, and brings inconvenience to the user.
Summary of the invention
Technical problem to be solved in the utility model is to overcome the defective that above-mentioned prior art exists, but proposes the DAVI connector of a kind of transmission digital video and audio signal.
Technical problem of the present utility model is solved like this:
But the DAVI of this transmission digital video and audio signal (Digital Audio-Visual Interface) connector, the plug and socket that comprises paired supporting connection, corresponding respectively stitch and pinprick and one group of stitch and the pinprick that transmits two-way DDC (DDC) signal of communication that is provided with one group of transmission of digital rgb signal, synchronizing signal, a pair of clock signal of described plug and socket.
But the characteristics of the DAVI connector of this transmission digital video and audio signal are:
Be provided with one group of stitch and pinprick that is used for connecting respectively L channel, R channel, center channels, supper bass channel audio signal and audio signal common ground.
Technical problem of the present utility model is to solve according to qualifications like this:
The setting of described stitch and pinprick and the distribution of transmission signals, meet (Transition MinimizedDifferential Signaling based on TMDS, transition minimized differential signaling) agreement and IIS (Inter-IC Sound Bus, built-in integrated circuit audio-frequency bus) agreement is as the DAVI interface standard that is electrically connected substantially.
Technical problem of the present utility model can further be solved like this:
Described plug and socket is plug and corresponding 29 pinpricks and the socket of being provided with at least that is provided with 29 stitch at least.
Described plug and socket is a plug and socket of supporting technology such as hot plug (Hot Plug Detection) and display power manage system.
Described plug and socket is the plug and socket of compatible simulation VGA.
Described plug and socket input or output pixel data, can be serial, also can walk abreast, by chip maker's decision, the data format that chip transmitted of different model can be different.
The technical indicator of formulation is all carried out in the characteristic impedance of the electrical characteristic of described plug and socket, supply power voltage, stube cable.
Described plug and socket is the plug and socket that shielding or non-shielding are arranged.
Described plug is surface installing type, horizontal through hole mount type or the upright through hole mount type plug that has the afterbody that tightens printed circuit board (PCB), and its stitch is phosphor bronze or gold-plated stitch.
Described socket is the socket with modularized design, and its pinprick is silver-plated copper alloy, phosphor bronze or gold-plated pinprick.
The utility model can overcome the shortcoming that existing DVI interface is not supported audio signal transmission, can the transmission digital video signal, and again can transmitting audio signal.Can be widely used in the multimedia audio-video product of consumer electronics industrial chain, for the joint assembling of neat appearance is provided between these products, get rid of loaded down with trivial details mixed and disorderly line, it is easy to use that general consumer can feel.
Description of drawings
Below the contrast accompanying drawing and in conjunction with embodiment the utility model is described in further detail.
Fig. 1 is the link structure figure of the utility model one embodiment.
Fig. 2 is the socket pinprick schematic diagram of the utility model one embodiment.
Embodiment
But the DAVI connector of a kind of transmission digital video and audio signal
But the DAVI connector of this transmission digital video and audio signal, the plug that 29 stitch are arranged and the socket that 29 pinpricks are arranged that comprise paired supporting connection, the corresponding respectively digital rgb signal that is provided with one group of transmission 24bit of described plug and socket, synchronizing signal, the stitch of a pair of clock signal and pinprick, one group of stitch and pinprick that transmits two-way DDC signal of communication with based on the iic bus of Philips also is provided with one group and is used for connecting respectively L channel, R channel, center channels, the stitch of supper bass channel audio signal and audio signal common ground and pinprick.
Each stitch and the pinprick transmission signals of this connector are as shown in the table:
| Stitch/pinprick | Transmission signals |
| 1 | T.M.D.S.Data2- |
| 2 | T.M.D.S.Data2+ |
| 3 | The T.M.D.S.Data2/4 shielding conductor |
| 4 | T.M.D.S.Data4- |
| 5 | T.M.D.S.Data4+ |
| 6 | The DDC clock line |
| 7 | The DDC data wire |
| 8 | Simulation, the field sync signal line |
| 9 | T.M.D.S.Data1- |
| 10 | T.M.D.S.Data1+ |
| 11 | The T.M.D.S.Data1/3 shielding conductor |
| 12 | T.M.D.S.Data3- |
| 13 | T.M.D.S.Data3+ |
| 14 | + 5V power line |
| 15 | Ground wire (+5V, synchronizing signal) |
| 16 | The hot plug end of probe |
| 17 | T.M.D.S.Data0- |
| 18 | T.M.D.S.Data0+ |
| 19 | The T.M.D.S.Data0/5 shielding conductor |
| 20 | T.M.D.S.Data5- |
| 21 | T.M.D.S.Data5+ |
| 22 | The T.M.D.S.Clock shielding conductor |
| 23 | T.M.D.S.Clock+ |
| 24 | T.M.D.S.Clock- |
| 25 | Left channel audio signal |
| 26 | Right channel audio signal |
| 27 | The center channels audio signal |
| 28 | The supper bass channel audio signal |
| 29 | Audio signal ground |
The setting of described stitch and pinprick and the distribution of transmission signals meet based on TMDS agreement and IIS agreement as the DAVI interface standard that is electrically connected substantially.
The link structure of the distribution of described transmission signals as shown in Figure 1.
The setting of described stitch and pinprick as shown in Figure 2.
Described plug and socket is shielded plug and socket, support technology such as hot plug (Hot Plug Detection) and display power manage system, compatible simulation VGA, the technical indicator of formulation is all carried out in the characteristic impedance of its electrical characteristic, supply power voltage, stube cable.
Described plug and socket input or output pixel data, can be serial, also can walk abreast, by chip maker's decision, the data format that chip transmitted of different model can be different.
Described plug is the surface installing type plug that has the afterbody that tightens printed circuit board (PCB), and its stitch is the stitch of phosphor bronze.
Described socket is the socket with modularized design, and its pinprick is the pinprick of phosphor bronze.
Above content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field; under the prerequisite that does not break away from the utility model design; can also make some simple deduction or replace, all should be considered as belonging to the scope of patent protection that the utility model is determined by claims of being submitted to.
Claims (10)
1. but the DAVI connector of transmission digital video and audio signal, the plug and socket that comprises paired supporting connection, corresponding respectively stitch and the pinprick that is provided with one group of transmission of digital rgb signal, synchronizing signal, a pair of clock signal of described plug and socket, with one group of stitch and pinprick that transmits two-way DDC (DDC) signal of communication, it is characterized in that:
Be provided with one group of stitch and pinprick that is used for connecting respectively L channel, R channel, center channels, supper bass channel audio signal and audio signal common ground.
2. but according to the DAVI connector of described transmission digital video of claim 1 and audio signal, it is characterized in that:
The setting of described stitch and pinprick and the distribution of transmission signals meet based on TMDS agreement and IIS agreement as the DAVI interface standard that is electrically connected substantially.
3. but according to the DAVI connector of claim 1 or 2 described transmission digital videos and audio signal, it is characterized in that:
Described plug and socket is plug and corresponding 29 pinpricks and the socket of being provided with at least that is provided with 29 stitch at least.
4. but according to the DAVI connector of described transmission digital video of claim 3 and audio signal, it is characterized in that:
Described plug and socket is a plug and socket of supporting technology such as hot plug and display power manage system.
5. but according to the DAVI connector of described transmission digital video of claim 4 and audio signal, it is characterized in that:
Described plug and socket is the plug and socket of compatible simulation VGA.
6. but according to the DAVI connector of described transmission digital video of claim 5 and audio signal, it is characterized in that:
Described plug and socket input or output pixel data, can be serial, also can walk abreast, by chip maker's decision, the data format that chip transmitted of different model can be different.
7. but according to the DAVI connector of described transmission digital video of claim 6 and audio signal, it is characterized in that:
The technical indicator of formulation is all carried out in the characteristic impedance of the electrical characteristic of described plug and socket, supply power voltage, stube cable.
8. but according to the DAVI connector of described transmission digital video of claim 7 and audio signal, it is characterized in that:
Described plug and socket is the plug and socket that shielding or non-shielding are arranged.
9. but according to the DAVI connector of described transmission digital video of claim 8 and audio signal, it is characterized in that:
Described plug is surface installing type, horizontal through hole mount type or the upright through hole mount type plug that has the afterbody that tightens printed circuit board (PCB), and its stitch is phosphor bronze or gold-plated stitch.
10. but according to the DAVI connector of described transmission digital video of claim 9 and audio signal, it is characterized in that:
Described socket is the socket with modularized design, and its pinprick is silver-plated copper alloy, phosphor bronze or gold-plated pinprick.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520034914 CN2805272Y (en) | 2005-07-19 | 2005-07-19 | DAVI connector which can transmit digital video signals and digital sound signals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520034914 CN2805272Y (en) | 2005-07-19 | 2005-07-19 | DAVI connector which can transmit digital video signals and digital sound signals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2805272Y true CN2805272Y (en) | 2006-08-09 |
Family
ID=36910555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520034914 Expired - Lifetime CN2805272Y (en) | 2005-07-19 | 2005-07-19 | DAVI connector which can transmit digital video signals and digital sound signals |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2805272Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101127865B (en) * | 2006-08-15 | 2010-08-04 | 索尼株式会社 | Communication system and transmitting-receiving device |
| CN101472122B (en) * | 2007-12-29 | 2011-05-04 | Tcl集团股份有限公司 | Method for sharing resource through digital audio/video interface |
| CN102857725A (en) * | 2012-09-20 | 2013-01-02 | 深圳市彤兴电子有限公司 | Intelligent display system, intelligent display and method for transmitting signals |
| CN103051898A (en) * | 2012-12-31 | 2013-04-17 | 北京中科大洋科技发展股份有限公司 | System and method for accurately obtaining non-compressed video and audio data by display card |
| WO2021121432A1 (en) * | 2019-12-20 | 2021-06-24 | 威创集团股份有限公司 | Digital audio and video connector and interface thereof |
-
2005
- 2005-07-19 CN CN 200520034914 patent/CN2805272Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101127865B (en) * | 2006-08-15 | 2010-08-04 | 索尼株式会社 | Communication system and transmitting-receiving device |
| CN101472122B (en) * | 2007-12-29 | 2011-05-04 | Tcl集团股份有限公司 | Method for sharing resource through digital audio/video interface |
| CN102857725A (en) * | 2012-09-20 | 2013-01-02 | 深圳市彤兴电子有限公司 | Intelligent display system, intelligent display and method for transmitting signals |
| CN103051898A (en) * | 2012-12-31 | 2013-04-17 | 北京中科大洋科技发展股份有限公司 | System and method for accurately obtaining non-compressed video and audio data by display card |
| CN103051898B (en) * | 2012-12-31 | 2015-11-18 | 北京中科大洋科技发展股份有限公司 | A kind of by the system and method for video card Obtaining Accurate without compressed audio and video data |
| WO2021121432A1 (en) * | 2019-12-20 | 2021-06-24 | 威创集团股份有限公司 | Digital audio and video connector and interface thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SKYWORTH DIGITAL TECHNOLOGY (SHENZHEN) CO. Free format text: FORMER OWNER: SHENZHEN SKYWORTH-RGB ELECTRONIC CO., LTD. Effective date: 20070727 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20070727 Address after: 518057 Guangdong city of Shenzhen province Nanshan District Gao Xin Road SKYWORTH tower A 14 floor Patentee after: Shenzhen Skyworth RGB Electronic Co., Ltd. Address before: 518057 Guangdong city of Shenzhen province Nanshan District Gao Xin Road SKYWORTH building A13-16 Patentee before: Shenzhen Skyworth-RGB Electronics Co., Ltd. |
|
| C56 | Change in the name or address of the patentee |
Owner name: SHENZHEN SKYWORTH DIGITAL TECHNOLOGY CO. Free format text: FORMER NAME OR ADDRESS: SKYWORTH DIGITAL TECHNOLOGY (SHENZHEN) CO. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Guangdong city of Shenzhen province Nanshan District Gao Xin Road SKYWORTH building A, 14 floor, zip code: 518057 Patentee after: Shenzhen Skyworth Digital Technology Co., Ltd. Address before: Guangdong city of Shenzhen province Nanshan District Gao Xin Road SKYWORTH building A, 14 floor, zip code: 518057 Patentee before: Shenzhen Skyworth RGB Electronic Co., Ltd. |
|
| CX01 | Expiry of patent term |
Expiration termination date: 20150719 Granted publication date: 20060809 |
|
| EXPY | Termination of patent right or utility model |