CN205646227U - HDMI interface, HDMI cable, multimedia terminal and multimedia server - Google Patents
HDMI interface, HDMI cable, multimedia terminal and multimedia server Download PDFInfo
- Publication number
- CN205646227U CN205646227U CN201620245201.2U CN201620245201U CN205646227U CN 205646227 U CN205646227 U CN 205646227U CN 201620245201 U CN201620245201 U CN 201620245201U CN 205646227 U CN205646227 U CN 205646227U
- Authority
- CN
- China
- Prior art keywords
- pin
- hdmi
- transmission
- differential pair
- source
- 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.)
- Expired - Fee Related
Links
Landscapes
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The utility model relates to a multi -media technical field discloses a HDMI interface, HDMI cable, multimedia terminal and multimedia server. The utility model discloses in, the HDMI interface contains at least: 3 to being used for the transmission to accord with the differential pair tube foot of the data of HDMI agreement, wherein, whenever, be used for shielded ground connection pin to being equipped with one between the differential pair tube foot that is used for transmitting data, 1 to being used for the transmission to accord with HDMI agreement clock signal's differential pair tube foot for be equipped with a first power pin that is used for providing a presupposition voltage between transmission clock signal's the differential pair tube foot, 1 the pin is received for 1 to the individual pin that sends, 4 the individual second source pin that is used for providing the 2nd presupposition voltage. Compared with the prior art, the utility model provides a HDMI interface possesses the transmission power supply simultaneously and transmits high -speed video signal, control signal's function, realizes simply practicing thrift the cost.
Description
Technical field
This utility model relates to MultiMedia Field, particularly to HDMI, HDMI cable, multimedia terminal and multimedia server.
Background technology
Along with people's outward appearance to tv product and the raising of performance requirement, separate television increasingly becomes main flow.The at present power supply of separate television mainly has a two schemes: one is display screen and main frame is powered with latch respectively, and display screen and main frame transmit data by HDMI cable, in-convenience in use.Another is that display screen only has one end to connect alternating current by latch with main frame, then by cable from display screen end power taking.For latter event, during realizing this utility model, inventor is found to be and reaches to transmit the functions such as high-speed video, power supply, control signal, generally customizes dedicated terminals, but its structure is complicated in existing scheme, and production cost is higher.
Utility model content
The purpose of this utility model is to provide a kind of HDMI, HDMI cable, multimedia terminal and multimedia server, HDMI is made to be provided simultaneously with transmission power supply and transmission high-speed video, the function of control signal, easy to use, it is achieved simple, cost-effective.
For solving above-mentioned technical problem, embodiment of the present utility model provides a kind of HDMI, includes at least:
The differential pair pin of 3 pairs of data meeting HDMI agreement for transmission；Wherein, every pair is provided with a ground pin for shielding between the differential pair pin transmitting described data；
1 pair of differential pair pin meeting HDMI agreement clock signal for transmission；One it is provided with for the first power pin providing the first predeterminated voltage between the differential pair pin transmitting described clock signal；
1 sends pin, and 1 receives pin；
4 for providing the second source pin of the second predeterminated voltage.
Of the present utility model embodiment further provides a kind of multimedia terminal, comprise: HDMI.
Of the present utility model embodiment further provides a kind of multimedia server, comprise: HDMI.
Of the present utility model embodiment further provides a kind of HDMI cable, comprise: meet the data of HDMI agreement for transmission, transmission meets the clock signal of HDMI agreement and carry out the transmission line transmitted electricity and 2 HDMI.
Embodiment of the present utility model is in terms of existing technologies, the power supply between multimedia equipment can be realized by second source pin, HDMI is made to be provided simultaneously with transmission power supply and transmission high-speed video, the function of control signal, easy to use, and be easily achieved and cost-effective.
It addition, described first predeterminated voltage is 5 volts；The output electric current of described first power pin is more than or equal to 1 ampere.
Owing to the first power pin is being ground pin GND defined in standard cable, in embodiment of the present utility model, the first power pin is for providing 5 volts of voltages, when being connected to the HDMI equipment of existing standard, due to this pin ground connection in the HDMI equipment of existing standard, the first power pin direct short-circuit cannot damage HDMI source device to ground.
It addition, described first power pin is aluminum, copper or the pin of gold material.
Owing to aluminum, copper or gold material are the good material of conductivity, the material of the first power pin is set as aluminum, copper or gold material and can be ensured that and reach to make it meet the requirement of big electric current transmission.
It addition, described second predeterminated voltage is 24 volts；The output electric current of described second source pin is less than or equal to 5 amperes.
It addition, described second source pin is aluminum, copper or the pin of gold material.
Owing to aluminum, copper or gold material are the good material of conductivity, the material of second source pin is set as aluminum, copper or gold material and can be ensured that and reach to make it meet the requirement of big electric current transmission.
It addition, described transmission pin is for sending hot plug detection signal HPD, the control command between direct digital control DDC signal and source and receiving terminal, the pin of interactive information；Described reception pin is for receiving hot plug detection signal HPD, the control command between direct digital control DDC signal and source and receiving terminal, the pin of interactive information.
As such, it is possible to utilize the blank pipe foot in existing standard HDMI cable to realize hot plug detection signal HPD, control command between direct digital control DDC signal and source and receiving terminal and interactive information, it is ensured that the feasibility of this utility model embodiment.
It addition, described HDMI, also comprise 1 blank pipe foot.Blank pipe foot is set and can isolate second source pin and adjacent pin, increase creep age distance.
Accompanying drawing explanation
Fig. 1 is the HDMI structural representation according to this utility model the first embodiment；
Fig. 2 is the HDMI schematic shapes according to this utility model the first embodiment；
Fig. 3 is the HDMI cable structural representation according to the 4th embodiment of the present utility model.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, each embodiment of the present utility model is explained in detail.But, it will be understood by those skilled in the art that in each embodiment of this utility model, in order to make reader be more fully understood that, the application proposes many ins and outs.But, even if there is no these ins and outs and many variations based on following embodiment and amendment, it is also possible to realize the application each claim technical scheme required for protection.
First embodiment of the present utility model relates to a kind of HDMI, as shown in Figure 1.The HDMI of present embodiment comprises:
The differential pair pin (pin 1, pin 3, pin 4, pin 6, pin 7, pin 9) of 3 pairs of data meeting HDMI agreement for transmission；Wherein, every pair is provided with a ground pin (pin 2, pin 5, pin 8) for shielding between the differential pair pin transmitting described data.As shown in fig. 1: between pin 1 and pin 3, be provided with ground pin 2, it is provided with ground pin 5 between pin 4 and pin 6, between pin 7 and pin 9, is provided with ground pin 8.The function of HDMI pin 1 to the pin 9 of present embodiment is consistent with prior art.
The HDMI of present embodiment also comprises the 1 differential pair pin (pin 10, pin 12) to meeting HDMI agreement clock signal for transmission；One it is provided with for the first power pin (pin 11) providing the first predeterminated voltage between the differential pair pin of transfer clock signal.In present embodiment, the first predeterminated voltage is 5 volts, and the output electric current of the first power pin (pin 11) is more than or equal to 1 ampere.In order to meet the requirement of big electric current transmission, the first power pin (pin 11) can use the material that the conductivitys such as aluminum, copper or gold are good.
The HDMI of present embodiment also comprises 1 and sends pin (pin 13), and 1 receives pin (pin 14).Wherein send pin (pin 13) for for sending hot plug detection signal HPD, the control command between direct digital control DDC signal and source and receiving terminal, the pin of interactive information.Receive pin (pin 14) for for receiving hot plug detection signal HPD, the control command between direct digital control DDC signal and source and receiving terminal, the pin of interactive information.In actual applications, pin 13 is also used as receiving pin, and pin 14 is used as to send pin, does not limits the function of pin 13, pin 14 in the present embodiment, as long as both can realize the transmission of signal.
The HDMI of present embodiment also comprises 4 for the second source pin (pin 16, pin 17, pin 18, pin 19) providing the second predeterminated voltage.In present embodiment, the second predeterminated voltage is 24 volts, and the output electric current of second source pin is less than or equal to 5 amperes.In order to meet the requirement of big electric current transmission, second source pin can also use the material that the conductivitys such as aluminum, copper or gold are good.
It addition, the HDMI of present embodiment also comprises 1 blank pipe foot (pin 15).
In present embodiment, each pin and function thereof are as shown in table 1:
Each pin of table 1:HDMI interface and function thereof
| Pin | Function | Pin | Function |
| 1 | First data+ | 11 | First power pin |
| 2 | First data mask | 12 | Clock- |
| 3 | First data- | 13 | Data send |
| 4 | Second data+ | 14 | Data receiver |
| 5 | Second data mask | 15 | Empty pin |
| 6 | Second data- | 16 | Second source pin |
| 7 | 3rd data+ | 17 | Second source pin |
| 8 | 3rd data mask | 18 | Second source pin |
| 9 | 3rd data- | 19 | Second source pin |
| 10 | Clock+ |
It should be noted that in HDMI in present embodiment, in order to save production process, can be by pin 1, pin 2 ... pin 19 is arranged in two row, and the most from top to bottom, then sort from right to left, encompass flat D type, as shown in Figure 2.Pin positions can certainly be arranged to annular, or square, it is also possible to pin sequence and position are not restricted.
Passing through second source pin (pin 16, pin 17, pin 18, pin 19) in present embodiment is that power supply terminal transmits 24V voltage, and terminal part uses the material that conductivity is good so that it is can reach the operating current of 5A.Wire rod also uses the wire rod of high gauge simultaneously so that it is meet the requirement of big electric current transmission.
Pin 15 is blank pipe foot, can isolate 24V and adjacent pin, increases creep age distance.Pin 11, for providing 5 volts of voltages, may be used for the transmission of standby voltage, and terminal also uses the material that conductivity is good so that it is reach the operating current of 1A.Owing to pin 11 is being ground pin GND defined in standard cable, in present embodiment, pin 11 is for providing 5 volts of voltages, when being connected to the HDMI equipment of existing standard, due to this pin ground connection in the HDMI equipment of existing standard, pin 11 direct short-circuit cannot damage HDMI source device to ground.Even if the HDMI of present embodiment uses on incompatible equipment, also original HDMI equipment will not be caused damage, and 24V voltage both can be provided to realize the electrical transfer of equipment room when using on compatible equipment, the transmission of high-speed video, control signal can be realized again.
It is seen that, in terms of existing technologies, present embodiment realizes the power supply between multimedia equipment by second source pin, the function of data transmission and power supply is concentrated in a HDMI, in split equipment, have only to the plug detection signal HPD that HDMI just can be transmitted in HDMI agreement, direct digital control DDC signal, and the control command between source and receiving terminal, information is mutual, the most again can be by HDMI transmission power supply, need not additionally arrange interface on multimedia terminal power, and without increasing number of pins in HDMI.It is to say, the HDMI in present embodiment is provided simultaneously with transmission power supply and transmission high-speed video, the function of control signal, it is easy to accomplish, cost-effective, and use more convenient.
Second embodiment of the present utility model relates to a kind of multimedia terminal.The multimedia terminal of present embodiment comprises the HDMI in the first embodiment.
Specifically, HDMI in first embodiment can be public mouth, and the HDMI in present embodiment can be female mouth, in actual applications, male mouth and female mouth can be coupled together, such that it is able to realize powering between multimedia equipment and transmitting the function of high-speed video, control signal.
3rd embodiment of the present utility model relates to a kind of multimedia server.The multimedia server of present embodiment comprises the HDMI in the first embodiment.
Specifically, control signal can be recompiled by the multimedia server in present embodiment, pack, transmit, receiving terminal resolves data and is regenerated as HDMI standard agreement so that the HDMI in present embodiment is provided simultaneously with transmission power supply and transmission high-speed video, the function of control signal.
4th embodiment of the present utility model relates to a kind of HDMI cable, as shown in Figure 3.
The HDMI cable of present embodiment comprises the HDMI 301 in 2 the first embodiments, and meet the data of HDMI agreement for transmission, transmission meets the clock signal of HDMI agreement and carries out the transmission line 302 transmitted electricity.Wherein this transmission line 302 is connected between 2 HDMI 301.
In actual applications, can be using 2 HDMI 301 in present embodiment as public mouth, using the HDMI on multimedia equipment as female mouth, two multimedia equipments are connected, such that it is able to realize transmission power supply and transmission high-speed video, the function of control signal between two multimedia equipments by the HDMI cable of present embodiment.
The prior art that compares needs powered by latch respectively by two equipment, then by two equipment by cable transmission high-speed video, control signal；Or two equipment only one of which connect alternating current by latch, then transmission power supply and transmission high-speed video, control signal are realized by customization dedicated terminals, the HDMI cable in present embodiment is used to be possible not only to transmit high-speed video, control signal, can also transmit electricity, a power cable can be saved, reduce the interface number on multimedia terminal, and simple in construction, it is easily achieved, has saved cost.
It will be understood by those skilled in the art that the respective embodiments described above are to realize specific embodiment of the utility model, and in actual applications, can to it, various changes can be made in the form and details, without departing from spirit and scope of the present utility model.
Claims (10)
1. a HDMI, it is characterised in that include at least:
The differential pair pin of 3 pairs of data meeting HDMI agreement for transmission；Wherein, every pair is used for passing
A ground pin for shielding it is provided with between the differential pair pin of defeated described data；
1 pair of differential pair pin meeting HDMI agreement clock signal for transmission；During for transmitting described
One it is provided with for the first power pin providing the first predeterminated voltage between the differential pair pin of clock signal；
1 sends pin, and 1 receives pin；
4 for providing the second source pin of the second predeterminated voltage.
HDMI the most according to claim 1, it is characterised in that described first presets electricity
Pressure is 5 volts；
The output electric current of described first power pin is more than or equal to 1 ampere.
HDMI the most according to claim 2, it is characterised in that described first power supply pipe
Foot is aluminum, copper or the pin of gold material.
HDMI the most according to claim 1, it is characterised in that described second presets electricity
Pressure is 24 volts；
The output electric current of described second source pin is less than or equal to 5 amperes.
HDMI the most according to claim 4, it is characterised in that described second source pipe
Foot is aluminum, copper or the pin of gold material.
HDMI the most according to claim 1, it is characterised in that described transmission pin is
For sending hot plug detection signal HPD, direct digital control DDC signal and source and reception
Control command between end, the pin of interactive information；
Described reception pin is for being used for receiving hot plug detection signal HPD, direct digital control DDC letter
Number and source and receiving terminal between control command, the pin of interactive information.
HDMI the most according to claim 1, it is characterised in that also comprise 1 blank pipe
Foot.
8. a multimedia terminal, it is characterised in that described multimedia terminal comprises such as claim 1
To the HDMI described in 7 any one.
9. a multimedia server, it is characterised in that described multimedia server comprises right such as to be wanted
Seek the HDMI described in 1 to 7 any one.
10. a HDMI cable, it is characterised in that comprise and meet HDMI agreement for transmission
Data, transmission meet transmission line that the clock signal of HDMI agreement carrying out transmits electricity will with 2 such as right
Seek the HDMI described in 1 to 7 any one；
Described transmission line is connected between described 2 HDMI.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620245201.2U CN205646227U (en) | 2016-03-28 | 2016-03-28 | HDMI interface, HDMI cable, multimedia terminal and multimedia server |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620245201.2U CN205646227U (en) | 2016-03-28 | 2016-03-28 | HDMI interface, HDMI cable, multimedia terminal and multimedia server |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205646227U true CN205646227U (en) | 2016-10-12 |
Family
ID=57075583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620245201.2U Expired - Fee Related CN205646227U (en) | 2016-03-28 | 2016-03-28 | HDMI interface, HDMI cable, multimedia terminal and multimedia server |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205646227U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110829075A (en) * | 2018-08-09 | 2020-02-21 | 岱炜科技股份有限公司 | Structure of HDMI male connector |
| CN110829076A (en) * | 2018-08-09 | 2020-02-21 | 岱炜科技股份有限公司 | Structure of HDMI socket connector |
-
2016
- 2016-03-28 CN CN201620245201.2U patent/CN205646227U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110829075A (en) * | 2018-08-09 | 2020-02-21 | 岱炜科技股份有限公司 | Structure of HDMI male connector |
| CN110829076A (en) * | 2018-08-09 | 2020-02-21 | 岱炜科技股份有限公司 | Structure of HDMI socket connector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10219031B2 (en) | Wireless video/audio signal transmitter/receiver | |
| US8886852B2 (en) | Techniques for achieving complete interoperability between different types of data and multimedia interfaces in handheld devices | |
| US9888598B2 (en) | Connector apparatus and display apparatus having the same | |
| JP6645435B2 (en) | Transmitting device, transmitting method, receiving device and receiving method | |
| CN205646227U (en) | HDMI interface, HDMI cable, multimedia terminal and multimedia server | |
| CN103702164A (en) | UHD (Ultra High Definition) signal transferring device and network STB (Set Top Box) | |
| CN109994281A (en) | A kind of AOC cable of the compatible multiplex roles of energy | |
| CN103117465B (en) | A kind of multifrnction connector | |
| US20180249114A1 (en) | Television main board apparatus and television system | |
| CN208739279U (en) | A kind of audio-video transmission system | |
| CN203279031U (en) | MHL-HDMI converting and receiving unit and television with same | |
| CN207652571U (en) | A kind of hundred meter level HDMI high definition cable extenders | |
| CN203482318U (en) | HDMI (High Definition Multimedia Interface) input interface circuit compatible with MHL (Mobile High-Definition Link) and electronic equipment | |
| CN204859449U (en) | Wireless adapter of HDMI | |
| CN104994320B (en) | A kind of HDMI service equipments | |
| CN210491079U (en) | Set-top box | |
| CN205356608U (en) | A controlgear for intelligent LED TV | |
| CN208782953U (en) | A kind of video forwarding reception device of multichannel different video interface | |
| CN202395871U (en) | Device capable of converting digital interactive interface for video and audio (DiiVA) signal into high definition multimedia interface (HDMI) signal | |
| CN202424901U (en) | High-definition long-distance video transmission coding device | |
| CN202797541U (en) | High-definition multimedia interface (HDMI) high-definition digital audio and video power line adapter | |
| CN202872962U (en) | Video-audio signal transmission system and transmission device thereof | |
| CN202495601U (en) | Socket for HDMI signal transmission, HDMI transmission line, system and digital television | |
| CN106707992A (en) | Computer host centralized control system and method | |
| CN207075051U (en) | A kind of transmission equipment of network cable transmission audio-video signal and serial signal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20161012 Termination date: 20170328 |