CN203775353U - Embedded type multifunctional wireless liquid crystal display - Google Patents
Embedded type multifunctional wireless liquid crystal display Download PDFInfo
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- CN203775353U CN203775353U CN201420030266.6U CN201420030266U CN203775353U CN 203775353 U CN203775353 U CN 203775353U CN 201420030266 U CN201420030266 U CN 201420030266U CN 203775353 U CN203775353 U CN 203775353U
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Abstract
The utility model discloses an embedded type multifunctional wireless liquid crystal display, and aims to provide a liquid crystal display which can establish wireless connection with multimedia source equipment and mobile terminals such as computer hosts, intelligent mobile phones and tablet computers, realizes wireless and control signal pass back, and is not restrained by cables. The embedded type multifunctional wireless liquid crystal display comprises a liquid crystal display which is composed of a liquid crystal display drive module (4) connected with a liquid crystal display screen (5), and a shell body (14) is internally provided with a wireless video and audio receiving module (15) connected with the liquid crystal display drive module (4) through an HDMI signal switching module (2), a USBHUB interface (16) connected with the wireless video and audio receiving module (15), a loudspeaker assembly (7) connected with the liquid crystal display drive module (4), and a battery pack (3) which respectively supplies power to the liquid crystal display screen (5) and the modules. The embedded type multifunctional wireless liquid crystal display is free from restrains of the power supply and the audio or keyboard cables, improves the degree of usage freedom, and expands the use of the display.
Description
Technical field
The utility model relates to a kind of display, relate in particular to a kind of functional units such as wireless transmission, signal processing that embed, can set up wireless connections with host computer, smart mobile phone, panel computer, blue light player etc., thereby realize wireless high-definition audio and video transmission and long-range time control, and by integrated multi-application wireless liquid crystal display being built in display casing such as sound equipment, lithium electricity.
Background technology
The peripheral hardware such as display, sound equipment of tradition computer generally all will be connected with main frame by cable, in disorder wire has not only destroyed the aesthetic property of operating computer environment, and owing to being subject to the constraint of cable, when operation, can not leave main frame and move freely, affect the comfortableness and the degree of freedom that use computer.If can break away from cable constraint, realize main frame and display wireless transmission and long-range time control main frame, more freely cosily operating computer can bring great convenience for computer operator undoubtedly.In addition, along with the maturation application of 3G network, the mobile terminals such as smart mobile phone, panel computer are highly popularized, and greatly facilitate and enriched people's life study.But, the small screen of above-mentioned 3G product is its maximum shortcoming all the time, if computer monitor does not need main frame support just can carry out wireless connections with the mobile terminal such as smart mobile phone, panel computer independently, and realize mirror image Display on the same screen, not only be conducive to give full play to the intelligence effect of above-mentioned 3G mobile terminal, its purposes of larger expansion, also changes the special purpose pattern that traditional monitor is only connected with host computer simultaneously, realizes multipurpose object.
Along with scientific and technological progress, wireless image-sound transmission technology reaches its maturity, the four large technology main flows taking WHDI, UWB, WiFi, WIDI as representative are formed at present, although they respectively have superiority at aspects such as resolution demonstration, transmission rate, transmission range, anti-tampering ability, ability through walls, retransmission function, compatibility, but all reach generally the requirement of the audio-visual wireless transmission of 720P, can complete 1080P high-definition audio and video without compression wireless transmission.WHDI(Wireless Home Digital Interface, be wireless family digital interface) be one of global leading at present wireless image-sound transmission technology, it has set the standard that wireless high-definition degree video connects, and antijamming capability is strong, completely compatible with HDMI; Transmission range reaches within 30 meters, can penetrate 16cm brick wall, can cover whole family, thus met completely across room without the application of compression 1080P high definition image quality wireless image-sound crossfire, allow user to connect any source in the family to the displaying of any position.WHDI technology itself, except transmitting audio frequency and video, also provides the return path of 100K, can realize the passback of keyboard and mouse signal by this channel, realizes long-range control host machine.The deficiency of WHDI is WiFi IEEE 802.11 standards that the mobile terminals such as incompatible smart mobile phone, panel computer generally adopt, therefore, can not with the direct wireless connections of these mobile intelligent terminals.
As mentioned above, the current Radio Transmission Technology such as WHDI mono-class, its performance has reached the main frame of computer and the requirement of display wireless connections, and can control host computer long-range time, for realizing display and host computer, smart mobile phone, the intelligent terminals such as panel computer and multimedia sources equipment are set up wireless connections, truly feasible technical support is provided, but, the application product majority of these wireless image-sound transmission technologys is the audio-visual transmitting transceiver devices by outside port type of attachment at present, be mainly used in projecting apparatus, the teaching of large high-definition screen TV, the audio-visual transmission such as meeting, the various Radio Transmission Technologys of not also being correlated with are carried out advantage integration, and be embedded into display interior form integrated product, especially do not have popularization and application to arrive PC and 3G intelligent terminal field.
Summary of the invention
The above-mentioned defect existing for traditional monitor, the utility model is intended to the technology such as excellent properties and WiFi and the smart mobile phone of the wireless image-sound transmission technologys such as WHDI, the favorable compatibility of the mobile terminals such as panel computer is carried out advantage integration, in conjunction with the design feature of PC and the requirement of wireless connections, and mobile phone, the biography screen demand of the intelligent terminals such as panel computer, provide one can with host computer and smart mobile phone, the mobile terminals such as panel computer are realized wireless high-definition audio and video transmission and long-range time control, and without sound equipment line, the constraint of power supply line, be convenient to move freely the wireless liquid crystal display of embedded type multifunctional of use.
To achieve these goals, the utility model by the following technical solutions: it comprises by being fixed on LCDs in housing, be fixed on the liquid crystal display that the liquid crystal display driving module that is connected with this LCDs in described housing forms; In housing, there are the wireless image-sound receiver module being connected with liquid crystal display driving module by HDMI signal handover module, the USB HUB interface being connected with this wireless image-sound receiver module, the loudspeaker assembly being connected with liquid crystal display driving module and respectively to the battery pack of LCDs and each described module for power supply.
In housing, have the mobile terminal transport module being connected with HDMI signal handover module, this mobile terminal transport module is by battery-powered; In housing, there are MHL/HDMI adapter, MHL interface, HDMI interface, VGA interface and AV interface, HDMI interface, VGA interface and AV interface are connected with liquid crystal display driving module respectively, and MHL interface is connected with HDMI signal handover module by MHL/HDMI adapter; In housing, have touch screen controller and touch-screen, USB HUB interface is connected with touch-screen by touch screen controller, and touch screen controller is by battery-powered.
Compared with the prior art, the utility model is owing to having adopted technique scheme, embed wireless image-sound receiver module in display interior, adopted man-to-man enclosed channel to carry out high-definition audio and video transmission with the audio-visual transmitter of external radio, and realized control signal passback.For example adopt WHDI technology, transmitter can directly be refuted the multimedia equipment of receiving any HDMI of having output, and radio transmission range reaches within 30 meters; Penetrable 16cm brick wall, scope can cover whole family, and any position display is arrived in any source that allows user to connect in the family; Can be by touch-screen or long-range time control host computer of external access of mouse keyboard.By reference such as the audio-visual transmission technology of WHDI, make this display thoroughly remove the defect that traditional monitor wired connection is brought, realize the freely comfortable new mode of computation; In addition, the audio-visual transmitter of external radio of the present utility model can also be refuted the multimedia sources equipment that connects all HDMI of having outputs such as HD DVD, blue light player, realizes high-definition audio and video transmission, has expanded the purposes of this display.
Display interior has been owing to having embedded mobile terminal transport module, therefore the mobile terminal wireless connections agreement such as compatible all mobile phones, panel computer almost.For example adopt WiFi Radio Transmission Technology, and WLAN " focus " access interface is provided, nearly all smart mobile phone and panel computer all can be used as information source and the control end of display, can realize high-definition audio and video transmission; Support key and safety regulation setting, support " one-to-many " connection mode, can between multiple mobile terminals, switch easily connection, be convenient to interaction; Built-in Miracast underlying protocol, can realize with screen mirror image with the mobile terminal such as mobile phone that possesses Miracast application; Support DLNA to push, the multimedia resource of the intelligent terminals such as realization and mobile phone is shared.This display does not need host computer support can work independently, by utilizing the good compatibility of wireless image-sound transmission technology such as WiFi mono-class, this display can be set up wireless connections with mobile terminals such as nearly all smart mobile phone, panel computers, realizing mirror image Display on the same screen or multimedia resource shares, reach smaller screen and be sent to the object that large-size screen monitors show, not only more be conducive to give full play to the intelligence effect of the mobile terminal such as smart mobile phone, panel computer, expand their range of application, also the purposes of further having expanded this display, realizes a tractor serves several purposes simultaneously.
Lithium battery, loud speaker are built in casing inside by the utility model, and adopt touch-screen control mode, broken away from the constraint of power supply, audio cable and mouse-keyboard, structure is compacter, further improved actual use time portability, the degree of freedom and be easier to operation.
The utility model also provides wired I/O interface of necessity for user, and USB input interface can be refuted where necessary and is connected to Line Mouse keyboard; MHL input interface can be refuted and be connect MHL equipment and carry out wired high definition simultaneous display, selects for the mobile terminal such as smart mobile phone, panel computer provides more multiple access; HDMI interface has output input transmitted in both directions function, can wired input HDMI signal by it, also can use this display as relay transmission equipment, by wireless receiving to signal by the wired other display equipment of exporting to of HDMI interface; VGA input interface and AV input interface have retained traditional connected mode; Wired I/O interface the application flexibility that has improved this display is set.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model reality;
Fig. 2 is working state schematic representation of the present utility model.
In figure: mobile terminal transport module 1, HDMI signal handover module 2, battery pack 3, liquid crystal display driving module 4, LCDs 5, touch-screen 6, loudspeaker assembly 7, touch screen controller 8, AV interface 9, VGA interface 10, HDMI interface 11, MHL interface 12, MHL/HDMI adapter 13, housing 14, wireless image-sound receiver module 15, USB HUB interface 16, wireless image-sound transmitter 17, smart mobile phone 18, panel computer 19, liquid crystal display 20, blue light player 21, keyboard or mouse 22.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment, the utility model is described in further detail:
As shown in Fig. 1～2: liquid crystal display 20 is made up of the LCDs 5, liquid crystal display driving module 4, HDMI signal handover module 2, wireless image-sound receiver module 15, USB HUB interface 16, loudspeaker assembly 7 and the battery pack 3 that are fixed in housing 14; Loudspeaker assembly 7 is connected with LCDs 5 by liquid crystal display driving module 4 with HDMI signal handover module 2, USB HUB interface 16 is connected with HDMI signal handover module 2 by wireless image-sound receiver module 15, and LCDs 5, liquid crystal display driving module 4, HDMI signal handover module 2 and wireless image-sound receiver module 15 are powered by battery pack 3 respectively.
In order to realize and to pass screen object with 3G mobile terminal, in housing 14, there is the mobile terminal transport module 1 being connected with HDMI signal handover module 2, this mobile terminal transport module is powered by battery pack 3.
For the ease of refuting the MHL equipment that connects, for providing more multiple access, the mobile terminal such as smart mobile phone, panel computer selects, in housing 14, there are MHL/HDMI adapter 13, MHL interface 12, HDMI interface 11, VGA interface 10 and AV interface 9, HDMI interface 11, VGA interface 10 and AV interface 9 are connected with liquid crystal display driving module 4 respectively, and MHL interface 12 is connected with HDMI signal handover module 2 by MHL/HDMI adapter 13.
For easy to use, in housing 14, there are touch screen controller 8 and touch-screen 6, USB HUB interface 16 is connected with touch-screen 6 by touch screen controller 8, and touch screen controller 8 is powered by battery pack 3.
Operation principle: wireless transmission means of the present utility model is divided and comprised wireless high-definition audio and video transmission channel (for example WHDI transmission) and two radio channels of mobile terminal transmission channel (for example WiFi transmission).Wireless high-definition audio and video transmission channel is by for example WHDI Wireless Transmitter of wireless image-sound transmitter 17() and for example WHDI wireless image-sound receiver module of wireless image-sound receiver module 15() pairing formation, adopt closed man-to-man mode to carry out wireless telecommunications, while having avoided like products closely to use, produce signal conflict.The HDMI interface of the multimedia sources equipment such as the concrete HDMI interface by wireless image-sound transmitter 17 and host computer or blue light player 21 is connected, forms far-end information centre, can be to wireless transmission high-definition audio and video information in coverage; Be connected by the USB interface of wireless image-sound transmitter 17 and the USB interface of host computer, form host computer control signal circuit; Be responsible for receiving by wireless image-sound receiver module 15 the wireless high-definition audio and video information that said distal ends information centre sends, and with HDMI formatted output to HDMI signal handover module 2, also be responsible for returning to wireless image-sound transmitter 17 from the manipulation signal wireless of USB HUB interface 16 simultaneously, through above-mentioned control signal loop input host computer, reach remote control object.Mobile terminal transmission radio channel forms (for example WiFi transport module) by mobile terminal transport module 1, it provides WLAN " focus " access interface based on WiFi IEEE 802.11 agreements for WiFi equipment such as smart mobile phone 18, panel computers 19, support safety and cipher key function and one-to-many connection mode, any WiFi equipment all likely becomes the information source of this display, application WLAN IP mode is carried out communication object switching, only allow a WiFi equipment connection at every turn, avoided many WiFi equipment to connect the signal conflict causing simultaneously.Final mobile terminal transport module 1 is exported to HDMI signal handover module 2 by the multimedia messages of reception in HDMI mode.
Signal switching part is made up of MHL/HDMI adapter 13 and HDMI signal handover module 2.MHL(Mobile High-Definition Link is mobile terminal high-definition audio and video standard interface) be multimedia transmission interfacing, complete the harmless transmission of video-audio signal high-quality by insert MHL transceiving chip between equipment, support various format signals.At present, extensively insert MHL at the consumer electronics product of Android (Android) platform and sent chip.The receiving chip of the MHL inserting by MHL/HDMI adapter 13 inside, can receive most of Android platform consumer electronics product high-definition audio and video signal and convert HDMI to and pass to HDMI signal handover module 2; HDMI signal handover module 2 is chosen one by " multiselect one " mode and is exported to liquid crystal display driving module 4 in multiple HDMI signals, also can use this display as relay transmission equipment, the HDMI signal that HDMI signal handover module 2 is exported is exported to other display device through HDMI interface 11.
Audio frequency and video drive display section taking liquid crystal display driving module 4 as core, be responsible for separating with audio frequency and video carrying out digital-to-analogue conversion from the signal of HDMI signal handover module 2 or DMI interface 11, also, after the audio-video signal from VGA interface 10, AV interface 9 can being processed, finally export to LCDs 5 and loudspeaker assembly 7.
I/O interface is refuted and is connected to Line Mouse or keyboard 22 with the usb 16 of manipulation part, and control signal is sent to wireless image-sound receiver module 15; MHL interface 12 is refuted the MHL equipment that connects, and high-definition audio and video signal is sent to MHL/HDMI adapter 13; HDMI interface 11 has the two-way transmitting function of output input, can input HDMI signal to liquid crystal display driving module 4 by it; When as relay transmission, the HDMI signal that HDMI signal handover module 2 can be exported is exported to other display device; VGA interface 10 and AV interface 9 have retained traditional connected mode, input VGA signal or AV signal by it to liquid crystal display driving module 4; The touch control signal of touch-screen 6, after touch screen controller 8 is processed, sends host computer to through USB HUB interface 16 and wireless image-sound receiver module 15.
Claims (4)
1. the wireless liquid crystal display of embedded type multifunctional, comprises by being fixed on LCDs in housing, is fixed on the liquid crystal display that the liquid crystal display driving module that is connected with this LCDs in described housing forms; It is characterized in that: in housing (14), have the wireless image-sound receiver module (15) being connected with liquid crystal display driving module (4) by HDMI signal handover module (2), the USB HUB interface (16) being connected with this wireless image-sound receiver module, the loudspeaker assembly (7) being connected with liquid crystal display driving module (4) and respectively to the battery pack (3) of LCDs (5) and each described module for power supply.
2. the wireless liquid crystal display of embedded type multifunctional according to claim 1, it is characterized in that: in housing (14), have the mobile terminal transport module (1) being connected with HDMI signal handover module (2), this mobile terminal transport module is powered by battery pack (3).
3. the wireless liquid crystal display of embedded type multifunctional according to claim 2, it is characterized in that: in housing (14), have MHL/HDMI adapter (13), MHL interface (12), HDMI interface (11), VGA interface (10) and AV interface (9), HDMI interface (11), VGA interface (10) and AV interface (9) are connected with liquid crystal display driving module (4) respectively, and MHL interface (12) is connected with HDMI signal handover module (2) by MHL/HDMI adapter (13).
4. according to the wireless liquid crystal display of embedded type multifunctional described in any one in claims 1 to 3, it is characterized in that: in housing (14), have touch screen controller (8) and touch-screen (6), USB HUB interface (16) is connected with touch-screen (6) by touch screen controller (8), and touch screen controller (8) is powered by battery pack (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420030266.6U CN203775353U (en) | 2014-01-19 | 2014-01-19 | Embedded type multifunctional wireless liquid crystal display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420030266.6U CN203775353U (en) | 2014-01-19 | 2014-01-19 | Embedded type multifunctional wireless liquid crystal display |
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| Publication Number | Publication Date |
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| CN203775353U true CN203775353U (en) | 2014-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420030266.6U Expired - Fee Related CN203775353U (en) | 2014-01-19 | 2014-01-19 | Embedded type multifunctional wireless liquid crystal display |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104936012A (en) * | 2015-06-17 | 2015-09-23 | 张冲 | Wireless intelligent liquid crystal display carrier and matched device thereof |
| CN107027064A (en) * | 2017-04-20 | 2017-08-08 | 广州视源电子科技股份有限公司 | The processing method and processing device of video file in wireless screen transmission |
| CN109462898A (en) * | 2018-12-27 | 2019-03-12 | 范仙子 | Show equipment and the separable communication system of host equipment |
-
2014
- 2014-01-19 CN CN201420030266.6U patent/CN203775353U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104936012A (en) * | 2015-06-17 | 2015-09-23 | 张冲 | Wireless intelligent liquid crystal display carrier and matched device thereof |
| CN107027064A (en) * | 2017-04-20 | 2017-08-08 | 广州视源电子科技股份有限公司 | The processing method and processing device of video file in wireless screen transmission |
| WO2018192183A1 (en) * | 2017-04-20 | 2018-10-25 | 广州视源电子科技股份有限公司 | Method and apparatus for processing video file during wireless screen delivery |
| CN109462898A (en) * | 2018-12-27 | 2019-03-12 | 范仙子 | Show equipment and the separable communication system of host equipment |
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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 |
Granted publication date: 20140813 Termination date: 20150119 |
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| EXPY | Termination of patent right or utility model |