CN104158960A - Vehicle-mounted mobile phone interconnecting device - Google Patents
Vehicle-mounted mobile phone interconnecting device Download PDFInfo
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- CN104158960A CN104158960A CN201410365206.4A CN201410365206A CN104158960A CN 104158960 A CN104158960 A CN 104158960A CN 201410365206 A CN201410365206 A CN 201410365206A CN 104158960 A CN104158960 A CN 104158960A
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Abstract
The invention discloses a vehicle-mounted mobile phone interconnecting device which comprises a vehicle-mounted liquid crystal display, an MHL convertor and a smart phone terminal, wherein the vehicle-mounted liquid crystal display and the MHL convertor are connected through an HDMI data cable; the smart phone terminal is connected with the MHL convertor through an MHL data cable; the smart phone terminal can be further connected with the MHL convertor through a wireless network; the MHL convertor comprises a master controller, as well as a power management module, a WIFI wireless video and audio receiving module, a signal processing module, an HDMI interface module and an MHL interface module which are electrically connected with the master controller. Through the adoption of the scheme, the smart phone terminal and the MHL convertor are in wireless connection, the vehicle-mounted mobile phone interconnecting device has the characteristics that the video and audio data transmission speed is high and the quality is good; particularly, the independent video decoding function and nondestructive audio decoding capability are achieved and the video and audio effects can be improved effectively.
Description
Technical field
The present invention relates to technical field of automotive electronics, particularly relate to a kind of vehicle carried mobile phone interconnect device.
Background technology
Mobile phone interconnection technique (Screen Link) is a kind of outside mobile phone terminal of current popular and the interconnection technique of onboard system.By mobile phone interconnection technique, onboard system and mobile phone, PAD, PC and even video screen can be interconnected, the information that completes is in transfer, the combination of multi-platform, many equipment rooms and realize multiple terminals and mutually control, and is the guardian technique of future car loading system.Along with the development of onboard system and vehicle network application, society has entered information data and network times, and the increasing car terminal use that reaches grows with each passing day to the demand of onboard system.
Existing onboard system and the most usage data line connection of being connected of outside mobile phone terminal, but when usage data line connects, because mobile phone style is numerous, between the data in mobile phone line interface of many moneys model and inter-vehicle information system, have incompatible, and the development speed of inter-vehicle information system is fast far away from the renewal speed of mobile phone, on mobile phone, have now multiple high definition film source for broadcasting, but in inter-vehicle information system, be not all updated to synchronous level, and use different interfaces can affect quality and the speed of transmission yet.
Summary of the invention
The technical problem that the present invention mainly solves is: for the deficiencies in the prior art, a kind of vehicle carried mobile phone interconnect device is provided, media content in intelligent mobile phone terminal can be delivered to MHL transducer by wireless transmission method, by MHL transducer, media content is converted to high-definition audio and video signal and exports vehicle-mounted LCDs to again, transmission speed is fast, quality good, there is independent vide decoding function and lossless audio decoding ability, can effectively improve visual and sound effects.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of vehicle carried mobile phone interconnect device is provided, comprise: vehicle-mounted LCDs, MHL transducer and intelligent mobile phone terminal, described vehicle-mounted LCDs is connected by HDMI data wire with MHL transducer, described intelligent mobile phone terminal is connected with described MHL transducer by MHL data wire, described intelligent mobile phone terminal can also be connected with described MHL transducer by wireless network, described MHL transducer comprises: master controller, the power management module being electrically connected with described master controller, WIFI wireless image-sound receiver module, signal processing module, HDMI interface module and MHL interface module.
In a preferred embodiment of the present invention, described intelligent mobile phone terminal is with WIFI wireless image-sound sending module.Media content in intelligent mobile phone terminal can be by wireless way for transmitting to MHL transducer, avoids the inconvenience of usage data line connection and the incompatible phenomenon of interface that may exist.
In a preferred embodiment of the present invention, described WIFI wireless image-sound sending module and described WIFI wireless image-sound receiver module are by WIFI point to point connect.Realize the wireless connections between intelligent mobile phone terminal and MHL transducer, make content of multimedia in mobile phone by being wirelessly transmitted in MHL transducer.
In a preferred embodiment of the present invention, described MHL transducer also comprises usb interface module, and described usb interface module is electrically connected with described power management module.During when intelligent mobile phone terminal short of electricity or without electricity, can connect by USB line the usb interface module of MHL transducer, by the power management module in transducer, it be charged.
The invention has the beneficial effects as follows: vehicle carried mobile phone interconnect device of the present invention, intelligent mobile phone terminal is connected by wireless network with MHL transducer, MHL transducer is connected with vehicle-mounted LCDs by HDMI line, the media content of realizing in smart mobile phone is delivered to MHL transducer by wireless transmission method, by MHL transducer, media content is converted to high definition HDMI signal and exports signal to vehicle-mounted LCDs again, have that data transmission bauds is fast, the measured feature of matter; In synchronous signal processing module, there is independent vide decoding unit, hardware decoding is up to the 720P/1080P HD video of 45Mbps, support the H.264/MPEG2/ common video compression format such as MPEG4/VC-1/VP8/RV, and there is lossless audio decoding ability, guarantee the high-fidelity of voice reproducing, can effectively improve the visual and sound effects of vehicle-mounted LCDs.
Brief description of the drawings
Fig. 1 is the circuit theory diagrams of mobile phone interconnect device of the present invention;
In accompanying drawing, the mark of each parts is as follows: 1, vehicle-mounted LCDs, 2, MHL transducer, 3, intelligent mobile phone terminal, 21, master controller, 22, power management module, 23, MHL interface module, 24, signal processing module, 25, HDMI interface module, 26, USB module, 27, WIFI wireless image-sound receiver module, 31, WIFI wireless image-sound sending module.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in detail, thereby so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that, protection scope of the present invention is made to more explicit defining.
Refer to Fig. 1, the embodiment of the present invention comprises:
A kind of vehicle carried mobile phone interconnect device, comprise: vehicle-mounted LCDs 1, MHL transducer 2 and intelligent mobile phone terminal 3, described vehicle-mounted LCDs 1 is connected by HDMI data wire with described MHL transducer 2, described intelligent mobile phone terminal 3 is connected with described MHL transducer 2 by MHL data wire, described intelligent mobile phone terminal 3 can also be connected with described MHL transducer 2 by wireless network, described MHL transducer 2 comprises: master controller 21, the power management module 22 being electrically connected with described master controller 21, WIFI wireless image-sound receiver module 27, signal processing module 24, HDMI interface module 25 and MHL interface module 23, described signal processing module has independent vide decoding unit, hardware decoding is up to the 720P/1080P HD video of 45Mbps, support the H.264/MPEG2/ common video compression format such as MPEG4/VC-1/VP8/RV, there is lossless audio decoding ability simultaneously, guarantee the high-fidelity of voice reproducing.
Wherein, described intelligent mobile phone terminal 3 is with WIFI wireless image-sound sending module 31, and the media content in intelligent mobile phone terminal 3 can be by wireless way for transmitting to MHL transducer 2, avoids the inconvenience of usage data line connection and the incompatible phenomenon of interface that may exist.
Described WIFI wireless image-sound sending module 31 passes through WIFI point to point connect with described WIFI wireless image-sound receiver module 27.Realize the wireless connections between intelligent mobile phone terminal 3 and MHL transducer 2, make content of multimedia in mobile phone by being wirelessly transmitted in MHL transducer 2.
Described MHL transducer 2 also comprises usb interface module 26, and described usb interface module 26 is electrically connected with described power management module 22.During when intelligent mobile phone terminal 3 shorts of electricity or without electricity, can connect by USB line the usb interface module 26 of MHL transducer 2, by the power management module 22 in transducer, it be charged.
The present invention has disclosed a kind of vehicle carried mobile phone interconnect device, intelligent mobile phone terminal is connected by wireless network with MHL transducer, MHL transducer is connected with vehicle-mounted LCDs by HDMI line, the media content of realizing in smart mobile phone is delivered to MHL transducer by wireless transmission method, by MHL transducer, media content is converted to high definition HDMI signal and exports signal to vehicle-mounted LCDs again, have that data transmission bauds is fast, the measured feature of matter; In synchronous signal processing module, there is independent vide decoding unit, hardware decoding is up to the 720P/1080P HD video of 45Mbps, support the H.264/MPEG2/ common video compression format such as MPEG4/VC-1/VP8/RV, and there is lossless audio decoding ability, guarantee the high-fidelity of voice reproducing, can effectively improve the visual and sound effects of vehicle-mounted LCDs.
The foregoing is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes specification of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (4)
1. a vehicle carried mobile phone interconnect device, comprise: vehicle-mounted LCDs, MHL transducer and intelligent mobile phone terminal, described vehicle-mounted LCDs is connected by HDMI data wire with MHL transducer, described intelligent mobile phone terminal is connected with described MHL transducer by MHL data wire, it is characterized in that, described intelligent mobile phone terminal can also be connected with described MHL transducer by wireless network, described MHL transducer comprises: master controller, the power management module being electrically connected with described master controller, WIFI wireless image-sound receiver module, signal processing module, HDMI interface module and MHL interface module.
2. vehicle carried mobile phone interconnect device according to claim 1, is characterized in that, described intelligent mobile phone terminal is with WIFI wireless image-sound sending module.
3. vehicle carried mobile phone interconnect device according to claim 1 and 2, is characterized in that, described WIFI wireless image-sound sending module and described WIFI wireless image-sound receiver module are by WIFI point to point connect.
4. vehicle carried mobile phone interconnect device according to claim 1, is characterized in that, described MHL transducer also comprises usb interface module, and described usb interface module is electrically connected with described power management module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410365206.4A CN104158960A (en) | 2014-07-29 | 2014-07-29 | Vehicle-mounted mobile phone interconnecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410365206.4A CN104158960A (en) | 2014-07-29 | 2014-07-29 | Vehicle-mounted mobile phone interconnecting device |
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| CN104158960A true CN104158960A (en) | 2014-11-19 |
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| CN201410365206.4A Pending CN104158960A (en) | 2014-07-29 | 2014-07-29 | Vehicle-mounted mobile phone interconnecting device |
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Cited By (6)
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| CN104410800A (en) * | 2014-12-12 | 2015-03-11 | 青岛歌尔声学科技有限公司 | Multi-signal input conversion device and method and head-mounted display equipment |
| CN104537859A (en) * | 2015-01-22 | 2015-04-22 | 安徽联合星通信息科技股份有限公司 | Car-mounted terminal integrated with intelligent mobile phone |
| CN105611360A (en) * | 2015-12-30 | 2016-05-25 | 深圳市航盛电子股份有限公司 | Method and system for interconnecting SINK device with intelligent mobile device based on MHL |
| CN106951202A (en) * | 2017-02-04 | 2017-07-14 | 杰发科技（合肥）有限公司 | Mobile terminal is extended to the method and car-mounted terminal of car-mounted terminal movement screen |
| CN111225259A (en) * | 2020-01-19 | 2020-06-02 | 重庆众鸿科技有限公司 | Vehicle-mounted interconnected video display accelerating device |
| CN115098052A (en) * | 2022-06-15 | 2022-09-23 | 阿波罗智联(北京)科技有限公司 | Screen projection method, device, equipment and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104410800A (en) * | 2014-12-12 | 2015-03-11 | 青岛歌尔声学科技有限公司 | Multi-signal input conversion device and method and head-mounted display equipment |
| CN104410800B (en) * | 2014-12-12 | 2018-04-06 | 青岛歌尔声学科技有限公司 | Multi signal input conversion apparatus, method and wear display device |
| CN104537859A (en) * | 2015-01-22 | 2015-04-22 | 安徽联合星通信息科技股份有限公司 | Car-mounted terminal integrated with intelligent mobile phone |
| CN105611360A (en) * | 2015-12-30 | 2016-05-25 | 深圳市航盛电子股份有限公司 | Method and system for interconnecting SINK device with intelligent mobile device based on MHL |
| CN105611360B (en) * | 2015-12-30 | 2019-02-26 | 深圳市航盛电子股份有限公司 | The method and system of SINK equipment and Intelligent mobile equipment interconnection are realized based on MHL |
| CN106951202A (en) * | 2017-02-04 | 2017-07-14 | 杰发科技（合肥）有限公司 | Mobile terminal is extended to the method and car-mounted terminal of car-mounted terminal movement screen |
| CN106951202B (en) * | 2017-02-04 | 2021-01-01 | 合肥杰发科技有限公司 | Method for expanding mobile terminal into mobile screen of vehicle-mounted terminal and vehicle-mounted terminal |
| CN111225259A (en) * | 2020-01-19 | 2020-06-02 | 重庆众鸿科技有限公司 | Vehicle-mounted interconnected video display accelerating device |
| CN115098052A (en) * | 2022-06-15 | 2022-09-23 | 阿波罗智联(北京)科技有限公司 | Screen projection method, device, equipment and storage medium |
| CN115098052B (en) * | 2022-06-15 | 2023-10-13 | 阿波罗智联(北京)科技有限公司 | Screen projection method, device, equipment and storage medium |
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Application publication date: 20141119 |