CN205005168U - HDMI connecting wire with operating condition shows - Google Patents
HDMI connecting wire with operating condition shows Download PDFInfo
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- CN205005168U CN205005168U CN201520716477.XU CN201520716477U CN205005168U CN 205005168 U CN205005168 U CN 205005168U CN 201520716477 U CN201520716477 U CN 201520716477U CN 205005168 U CN205005168 U CN 205005168U
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Abstract
The utility model provides a HDMI connecting wire with operating condition shows, includes the transmitting terminal, the receiving terminal and between transmitting terminal and receiving terminal data line and control line, the arbitrary one end in transmitting terminal and receiving terminal still has monitoring module and display module, wherein monitoring module connects HPD signal among the control signal, SCL signal and SDA signal judge through the HPD signal that the success is connected by the HDMI connecting wire whether, through equipment performance and other relevant informations of SCL and SDA acquisition of signal display device, and passes through the display module shows. The utility model discloses can show link equipment performance to and HDMI connection conditions and operations state, convenient daily use alleviates user's doubt, and the use that increases HDMI connection cable and playback devices is experienced.
Description
Technical field
The utility model relates to a kind of HDMI connection cable, concrete, relates to a kind of HDMI connection cable with operating state display.
Background technology
Along with the development of high-definition video technology, increasing video have employed high definition broadcast source to play the HD videos such as such as 1080P, 720P.And HDTV (High-Definition Television) will be made can to play HD video, need, by high power capacity connecting line, above-mentioned HD video is transferred to high definition terminal from HD video source, high definition connecting line becomes wherein the key link.HDMI (High Definition Multimedia Interface) (HighDefinitionMultimediaInterface, HDMI) be a kind of digitized video/audio interface technology, it is the tailored version digital interface of applicable image transmission, it can transmit audio frequency and signal of video signal simultaneously, and the maximum data transmission speed is 2.25GB/s.Therefore, increasing use HDMI connecting line in prior art.Common HDMI connecting line, only have transmitting terminal and receiving terminal, to transmit data wire and holding wire respectively, but but cannot show connection status, when user connects upper HDMI connecting line, when but not watching HD video, often do not know where fault goes out, HDMI connecting line can only be plugged frequently, or carry out other operation, normally work to make display terminal.Therefore, how can show HDMI connection status and operating state, and then user can be showed easily by objective for the performance of institute's attached device (as 4K, 1080P, 720P etc.), facilitate routine use, alleviate user's doubt and become the technical problem that prior art needs solution badly.
Utility model content
The purpose of this utility model is to propose a kind of HDMI connecting line with operating state display, makes it possible to display HDMI connection status and operating state.
For reaching this object, the utility model by the following technical solutions:
A kind of HDMI connecting line with operating state display, comprise transmitting terminal, receiving terminal and between transmitting terminal and receiving terminal data wire and control line, described transmitting terminal is for connecting video source, described receiving terminal is for connecting display device, described data wire is used for transmission tone video data signal, and described control line is used for transmission tone video control signal;
It is characterized in that, any one end in transmitting terminal and receiving terminal also has monitoring modular and/or display module, wherein said monitoring modular connects the HPD signal in described control signal, to judge the whether successful connection of HDMI connecting line, described display module is connected with described monitoring modular, and shows the connection status of HDMI connecting line.
Preferably, described monitoring modular also connects SCL signal in described control signal and SDA signal, obtains the information data of display device, and analyzes, and obtains equipment performance and other relevant information of display device, and is shown by described display module.
Preferably, described equipment performance comprises ultimate resolution and the frequency of support, and other relevant information described comprises manufacturer's title and/or build date.
Preferably, described display module comprises LED, buzzer or display screen.
Preferably, described monitoring modular is powered by the 5V power supply in control line.
Preferably, described monitoring modular comprises MCU, and described MCU is powered by the 5V power supply in control line, monitors HPD signal go to judge whether HDMI connecting line connects by MCU, shows HDMI connecting line connection status by display module; Monitor DDC signal by MCU, obtain the information data of display device, then analyze data, the equipment performance of display device can be obtained, shown by display module.
Preferably, when monitoring modular and display module be not in same one end, described monitoring modular and described display module are by the long distance join of copper cash.
HDMI connection cable of the present utility model increases a monitoring modular and a display module at transmitting terminal or receiving terminal.The core of monitoring modular is a MCU, mainly carry out the data message on Monitoring and Controlling line, display module can be LED, acoustical generator or touch-screen, mainly show the data message that monitoring modular obtains, institute's attached device performance (as 4K, 1080P, 720P etc.) can be shown, and HDMI connection status and operating state, facilitate routine use, alleviate user's doubt, increase the experience of HDMI connection cable and playback equipment thereof.
Accompanying drawing explanation
Fig. 1 is the schematic diagram according to HDMI connecting line of the present utility model;
Fig. 2 is the control signal connection diagram of the HDMI connecting line according to the utility model specific embodiment.
The technical characteristic that Reference numeral in figure refers to respectively is:
1, transmitting terminal; 2, receiving terminal; 3, data wire; 4, control line; 5, monitoring modular; 6, display module; 7, HDMI video source; 8, display device; 41, SDA signal; 42, SCL signal; 43, HPD signal; 44,5V power supply; 45, CEC signal; 46, GND.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.Be understandable that, specific embodiment described herein only for explaining the utility model, but not to restriction of the present utility model.It also should be noted that, for convenience of description, illustrate only the part relevant to the utility model in accompanying drawing but not entire infrastructure.
Usual HDMI connecting line comprises four road TMDS (TransitionMinimizedDifferentialSignaling, transition minimized differential signaling) high speed signal and four control signals, the four road TMDS high speed signals that display device 8 receives from HDMI are TMDS_0, TMDS_1, TMDS_2, TMDS_CLK.The four tunnel control signals be connected with video source 7 are SCL, SDA, CEC, HPD (HotPlugDetect), wherein, SCL and SDA forms DDC (DataDisplayChannel), can read EDID (ExtendedDisplayIdentificationData, extending display identification data).
When video source couples together with broadcasting end by HDMI, after video source detects HPD signal, can by DDC (DataDisplayChannel, the i.e. I2C bus of SCL and SDA composition) go to read EDID (ExtendedDisplayIdentificationData, extending display identification data) playing the data in end E2PROM, data is mainly containing broadcast performance or the relevant information of playing end, as manufacturer's title, the maximum resolution of build date or playback equipment, the ultimate resolution supported and frequency etc., finally just start the TMDS signal transmitting the Audio and Video comprising video source, play end to be resolved and play.Whether HPD can show HDMI connecting line and connect.Therefore, by monitoring above-mentioned control signal, can relevant parameter be obtained, and be shown by display module, to make user can obtain HDMI connection status and operating state easily, and the performance of connected device.
See Fig. 1, show the schematic diagram of HDMI connecting line of the present utility model, a kind of HDMI connecting line with operating state display, comprise transmitting terminal 1, receiving terminal 2 and between transmitting terminal 1 and receiving terminal 2 data wire 3 and control line 4, described transmitting terminal 1 is for connecting video source 7, and described receiving terminal 2 is for connecting display device 8, described data wire 3 is for transmission tone video data signal, and described control line 4 is for transmission tone video control signal; It is characterized in that, any one end in transmitting terminal 1 and receiving terminal 2 also has monitoring modular 5 and/or display module 6, wherein said monitoring modular 5 connects the HPD signal 43 in described control signal, to judge the whether successful connection of HDMI connecting line, described display module 6 is connected with described monitoring modular 5, and shows the connection status of HDMI connecting line.
Further, described monitoring modular 5 also connects SCL signal 41 in described control signal and SDA signal 42, obtains and plays end, the i.e. information data of display device, and analyze, obtain equipment performance and other relevant information of display device, and shown by described display module.
Further preferably, described equipment performance comprises ultimate resolution and the frequency of support, and other relevant information described comprises manufacturer's title and/or build date.
Described display module comprises LED, buzzer or display screen.
In this article, described data wire 3 transmits audio, video data signal by transmitting TMDS; Described control line 4 transmits audio frequency and video control signal by transmitting the control signal comprising above-mentioned four tunnels.
Therefore, after HDMI connection cable connects, monitoring modular can go to monitor above-mentioned behavior in HDMI, and the basis of not interfering original behavior obtains related status information and data message, after analyzing and processing, shown intuitively by LED, buzzer or display screen in display module.
Further preferably, described monitoring modular comprises MCU, and described MCU is powered by the 5V power supply 44 in control line, monitors HPD signal go to judge whether HDMI connecting line connects by MCU, embodies HDMI connecting line connection status by display module; DDC signal is monitored by MCU, obtain and play client information data, analyze data again, the equipment performance (ultimate resolution and frequency as support) playing end can be obtained, shown by display module (as LED, buzzer, display screen etc.).
On the transmitting terminal 1 that described monitoring modular and display module are integrated in HDMI connecting line or receiving terminal 2, or be integrated in one of two ends respectively, now monitoring modular can be connected by copper cash long range propagation with display module.Exemplaryly in FIG to show, described monitoring modular and display module are integrated in the transmitting terminal 1 of HDMI connecting line, but obviously, those skilled in the art instruct, described monitoring modular and display module also can be integrated on the receiving terminal 2 of HDMI connecting line, also can obtain same effect.
Therefore, HDMI connection cable of the present utility model increases a monitoring modular and a display module at transmitting terminal or receiving terminal.The core of monitoring modular is a MCU, mainly carry out the data message on Monitoring and Controlling line, display module can be LED, acoustical generator or touch-screen, mainly show the data message that monitoring modular obtains, institute's attached device performance (as 4K, 1080P, 720P etc.) can be shown, and HDMI connection status and operating state, facilitate routine use, alleviate user's doubt, increase the experience of HDMI connection cable and playback equipment thereof.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model; can not assert that embodiment of the present utility model is only limitted to this; for the utility model person of an ordinary skill in the technical field; without departing from the concept of the premise utility; some simple deduction or replace can also be made, all should be considered as belonging to the utility model by submitted to claims determination protection range.
Claims (7)
1. the HDMI connecting line with operating state display, comprise transmitting terminal, receiving terminal and between transmitting terminal and receiving terminal data wire and control line, described transmitting terminal is for connecting video source, described receiving terminal is for connecting display device, described data wire is used for transmission tone video data signal, and described control line is used for transmission tone video control signal;
It is characterized in that, any one end in transmitting terminal and receiving terminal also has monitoring modular and/or display module, wherein said monitoring modular connects the HPD signal in described control signal, to judge the whether successful connection of HDMI connecting line, described display module is connected with described monitoring modular, and shows the connection status of HDMI connecting line.
2. the HDMI connecting line with operating state display according to claim 1, is characterized in that:
Described monitoring modular also connects SCL signal in described control signal and SDA signal, obtains the information data of display device, and analyzes, and obtains equipment performance and other relevant information of display device, and is shown by described display module.
3. the HDMI connecting line with operating state display according to claim 2, is characterized in that:
Described equipment performance comprises ultimate resolution and the frequency of support, and other relevant information described comprises manufacturer's title and/or build date.
4. the HDMI connecting line with operating state display according to claim 2, is characterized in that:
Described display module comprises LED, buzzer or display screen.
5. the HDMI connecting line with operating state display according to claim 1 and 2, is characterized in that:
Described monitoring modular is powered by the 5V power supply in control line.
6. the HDMI connecting line with operating state display according to claim 5, is characterized in that:
Described monitoring modular comprises MCU, and described MCU is powered by the 5V power supply in control line, monitors HPD signal go to judge whether HDMI connecting line connects by MCU, shows HDMI connecting line connection status by display module; Monitor DDC signal by MCU, obtain the information data of display device, then analyze data, the equipment performance of display device can be obtained, shown by display module.
7. the HDMI connecting line with operating state display according to claim 1, is characterized in that:
When monitoring modular and display module be not in same one end, described monitoring modular and described display module are by the long distance join of copper cash.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520716477.XU CN205005168U (en) | 2015-09-16 | 2015-09-16 | HDMI connecting wire with operating condition shows |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520716477.XU CN205005168U (en) | 2015-09-16 | 2015-09-16 | HDMI connecting wire with operating condition shows |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205005168U true CN205005168U (en) | 2016-01-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520716477.XU Active CN205005168U (en) | 2015-09-16 | 2015-09-16 | HDMI connecting wire with operating condition shows |
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| CN (1) | CN205005168U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109309820A (en) * | 2018-11-05 | 2019-02-05 | 长芯盛（武汉）科技有限公司 | A kind of HDMI active optical cable connecting line with monitoring and configuration feature |
-
2015
- 2015-09-16 CN CN201520716477.XU patent/CN205005168U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109309820A (en) * | 2018-11-05 | 2019-02-05 | 长芯盛（武汉）科技有限公司 | A kind of HDMI active optical cable connecting line with monitoring and configuration feature |
| CN109309820B (en) * | 2018-11-05 | 2020-12-22 | 长芯盛（武汉）科技有限公司 | HDMI active optical cable connecting wire with monitoring and configuration functions |
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| GR01 | Patent grant |