CN205212989U - Many screen display show on -vehicle system based on GMSL transmission - Google Patents
Many screen display show on -vehicle system based on GMSL transmission Download PDFInfo
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- CN205212989U CN205212989U CN201521033930.3U CN201521033930U CN205212989U CN 205212989 U CN205212989 U CN 205212989U CN 201521033930 U CN201521033930 U CN 201521033930U CN 205212989 U CN205212989 U CN 205212989U
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Abstract
The utility model provides a many screen display show on -vehicle system based on GMSL transmission, include: host computer and display screen, the host computer includes audio frequency processing module, host system, GMSL serializer, nuclear core plate and video decoding module, audio frequency processing module with the host system of host computer is connected, the video decoding module with nuclear core plate be connected, the display screen includes GMSL deseriallizer, control module and display screen unit, audio frequency processing module and video decoding module respectively through the GMSL serializer with the GMSL deseriallizer is connected, the GMSL deseriallizer with control module links to each other, the GMSL deseriallizer is connected with the display screen unit. The utility model discloses can carry out the serial transformation transmission with digital video and voice data, realize on -vehicle environment under many screen display show.
Description
Technical field
The utility model relates to vehicle electronics field, particularly relates to a kind of multihead display onboard system based on GMSL transmission.
Background technology
At present, vehicle electronics field split air conditioner system host display transmission technology is all use LVDS (Low Voltage Differential Signal) 100 ohmage differential signal transmission, there is relative transport cannot realize multihead display function apart from shorter and the same serializer of on-vehicle host.
Summary of the invention
Technical problem to be solved in the utility model needs to provide a kind of multihead display onboard system based on GMSL transmission, based on GMSL transmission technology, digital video and voice data serial conversion transmission be can be carried out, audio-video signal long-distance transmissions and multihead display under vehicle environment realized.
To this, the utility model provides a kind of multihead display onboard system based on GMSL transmission, comprising: main frame and display screen; Described main frame comprises audio processing modules, main control module, GMSL serializer, core board and Video decoding module; Described audio processing modules is connected with the main control module of described main frame, and described Video decoding module is connected with described core board; Described display screen comprises GMSL deserializer, control module and display screen unit, described audio processing modules is connected with described GMSL deserializer respectively by GMSL serializer with Video decoding module, described GMSL deserializer is connected with described control module, and described GMSL deserializer is connected with display screen unit.Described main frame is on-vehicle host.
Further technical scheme of the present utility model is: described main frame also comprises radio receiver module and host power supply module, and described host power supply module is connected with described main control module respectively with radio receiver module.
Further technical scheme of the present utility model is: described main frame also comprises video driving module, and described video driving module is connected with described main control module.
Further technical scheme of the present utility model is: described display screen also comprises display screen power module, and described display screen power module is connected with described control module.
Further technical scheme of the present utility model is: described display screen also comprises capacitance touch screen control module, and described capacitance touch screen control module is connected with described GMSL deserializer.
Further technical scheme of the present utility model is: described display screen also comprises backlight control module, and described backlight control module is connected with described control module.
Further technical scheme of the present utility model is: also comprise wire harness, and described GMSL deserializer is connected with described GMSL serializer by wire harness, and described wire harness is coaxial cable.
Further technical scheme of the present utility model is: the main control module of described main frame is MCU, and the control module of described display screen is MCU.
Further technical scheme of the present utility model is: described core board comprises CPU and the 1GBDDR3 internal memory of CORTEXA9.
Further technical scheme of the present utility model is: the quantity of described display screen is two or more.
Adopt above-mentioned technical scheme: main frame is by GMSL serializer, the audio-video signal of main frame and control signal are carried out serial code, be connected respectively to the corresponding GMSL deserializer of multiple display screen unit to realize decoding and display by multiple coaxial cable wire harness, and then realize multihead display.
Compared with prior art, the beneficial effects of the utility model are: provide a kind of multihead display onboard system based on GMSL transmission technology, the utility model main frame is by GMSL serializer, the audio-video signal of main frame and control signal are carried out serial code, be connected respectively to the corresponding GMSL deserializer of multiple display screen unit to realize decoding and display by multiple coaxial cable wire harness, achieve vehicle-mounted multihead display.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of the utility model.
Embodiment
Below in conjunction with accompanying drawing, preferably embodiment of the present utility model is described in further detail.
Embodiment 1:
As shown in Figure 1, the present embodiment provides a kind of multihead display onboard system based on GMSL, comprising: main frame and display screen; Described main frame comprises audio processing modules, main control module, GMSL serializer, core board and Video decoding module; Described audio processing modules is connected with the main control module of described main frame, and described Video decoding module is connected with described core board; Described display screen comprises GMSL deserializer, control module and display screen unit, described audio processing modules is connected with described GMSL deserializer respectively by GMSL serializer with Video decoding module, described GMSL deserializer is connected with described control module, and described GMSL deserializer is connected with display screen unit.Described main frame is on-vehicle host.The control module of described main frame is MCU, and the control module of described display screen is MCU.Described core board comprises high-performance CPU and the 1GBDDR3 internal memory of CORTEXA9.The quantity of described display screen is two or more, such as described display screen comprises display screen, rear headrest display screen and ceiling display screen above, display screen to be above arranged on onboard system panel board or near, rear headrest display screen is arranged on after front chair headrest, and ceiling display screen is arranged on vehicle-mounted roof.Described main frame also comprises video driving module, and described video driving module is connected with the main control module of described main frame.Described video driving module is responsible for the video that core board exports, and back-up video and start OSD show information.Described audio processing modules is responsible for the navigation of wireless broadcasting and core board output, the process of multimedia audio.The decoding of HD video and the decoding of audio frequency have been gone by described GMSL deserializer.
Described main frame adopts up-to-date GMSL (gigabit multimedia serial link), wherein HD video exports and has been gone by described high-performance core plate with the control of operating system associated components, and the serial of HD video and audio frequency has removed serial code by GMSL serializer.The main control module of described main frame also comprises radio receiver module and host power supply module, and described host power supply module is connected with described main control module respectively with radio receiver module.Described display screen also comprises display screen power module, and described display screen power module is connected with described control module.Described display screen also comprises capacitance touch screen control module, and described capacitance touch screen control module is connected with described GMSL deserializer.Described display screen also comprises backlight control module, and described backlight control module is connected with described control module.The backlight control signal of described display screen and power control signal have gone backlight lightening by the control module on display screen.The utility model also comprises wire harness, and described GMSL deserializer is connected with described GMSL serializer by wire harness, and described wire harness is coaxial cable, and the joint of described wire harness is FAKRA socket; Described GMSL signal was transmitted before main frame and display by coaxial cable wire harness, and transmission range can reach 15m.
The embodiment of the above is better embodiment of the present utility model; not limit concrete practical range of the present utility model with this; scope of the present utility model comprises and is not limited to this embodiment, and the equivalence change that all shapes according to the utility model, structure are done is all in protection range of the present utility model.
Claims (10)
1., based on a multihead display onboard system for GMSL transmission, it is characterized in that, comprising: main frame and display screen; Described main frame comprises audio processing modules, main control module, GMSL serializer, core board and Video decoding module; Described audio processing modules is connected with the main control module of described main frame, and described Video decoding module is connected with described core board; Described display screen comprises GMSL deserializer, control module and display screen unit, described audio processing modules is connected with described GMSL deserializer respectively by GMSL serializer with Video decoding module, described GMSL deserializer is connected with described control module, and described GMSL deserializer is connected with display screen unit.
2. the multihead display onboard system based on GMSL transmission according to claim 1, it is characterized in that, described main frame also comprises radio receiver module and host power supply module, and described host power supply module is connected with described main control module respectively with radio receiver module.
3. the multihead display onboard system based on GMSL transmission according to claim 1, it is characterized in that, described main frame also comprises video driving module, and described video driving module is connected with described main control module.
4. the multihead display onboard system based on GMSL transmission according to claims 1 to 3 any one, it is characterized in that, described display screen also comprises display screen power module, and described display screen power module is connected with described control module.
5. the multihead display onboard system based on GMSL transmission according to claims 1 to 3 any one, be characterised in that, described display screen also comprises capacitance touch screen control module, and described capacitance touch screen control module is connected with described GMSL deserializer.
6. the multihead display onboard system based on GMSL transmission according to claims 1 to 3 any one, be characterised in that, described display screen also comprises backlight control module, and described backlight control module is connected with described control module.
7. the multihead display onboard system based on GMSL transmission according to claims 1 to 3 any one, it is characterized in that, also comprise wire harness, described GMSL deserializer is connected with described GMSL serializer by wire harness, and described wire harness is coaxial cable.
8. the multihead display onboard system based on GMSL transmission according to claims 1 to 3 any one, it is characterized in that, the main control module of described main frame is MCU, and the control module of described display screen is MCU.
9. the multihead display onboard system based on GMSL transmission according to claims 1 to 3 any one, it is characterized in that, described core board comprises CPU and the 1GBDDR3 internal memory of CORTEXA9.
10. the multihead display onboard system based on GMSL transmission according to claims 1 to 3 any one, it is characterized in that, the quantity of described display screen is two or more.
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| CN201521033930.3U CN205212989U (en) | 2015-12-11 | 2015-12-11 | Many screen display show on -vehicle system based on GMSL transmission |
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| CN201521033930.3U CN205212989U (en) | 2015-12-11 | 2015-12-11 | Many screen display show on -vehicle system based on GMSL transmission |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106671907A (en) * | 2017-01-04 | 2017-05-17 | 延锋伟世通电子科技（南京）有限公司 | Double-screen display vehicle-mounted information entertainment system |
| CN111414094A (en) * | 2020-03-11 | 2020-07-14 | 广州小鹏汽车科技有限公司 | Vehicle-mounted multi-screen display system and vehicle |
| CN111505970A (en) * | 2019-01-31 | 2020-08-07 | 厦门雅迅网络股份有限公司 | Self-recovery system and method for vehicle-mounted remote display screen |
| CN112306439A (en) * | 2020-10-29 | 2021-02-02 | 中国第一汽车股份有限公司 | One-machine multi-screen interaction system and management method thereof, electronic equipment and storage medium |
| CN112689083A (en) * | 2020-11-27 | 2021-04-20 | 深兰科技（上海）有限公司 | Vehicle-mounted camera configuration method and device, electronic equipment and storage medium |
| CN114220375A (en) * | 2021-12-24 | 2022-03-22 | 惠州市德赛西威汽车电子股份有限公司 | Method and system for realizing extended display through series display screens |
| WO2022134976A1 (en) * | 2020-12-25 | 2022-06-30 | 华为技术有限公司 | Configuration method and apparatus |
| CN115188348A (en) * | 2022-06-22 | 2022-10-14 | 上海天马微电子有限公司 | Self-recovery system and method of vehicle-mounted display screen and vehicle |
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2015
- 2015-12-11 CN CN201521033930.3U patent/CN205212989U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106671907A (en) * | 2017-01-04 | 2017-05-17 | 延锋伟世通电子科技（南京）有限公司 | Double-screen display vehicle-mounted information entertainment system |
| CN106671907B (en) * | 2017-01-04 | 2017-12-19 | 延锋伟世通电子科技（南京）有限公司 | A kind of shuangping san vehicle-mounted information and entertainment system |
| CN111505970A (en) * | 2019-01-31 | 2020-08-07 | 厦门雅迅网络股份有限公司 | Self-recovery system and method for vehicle-mounted remote display screen |
| CN111505970B (en) * | 2019-01-31 | 2024-03-15 | 厦门雅迅网络股份有限公司 | Self-recovery system and method for vehicle-mounted remote display screen |
| CN111414094A (en) * | 2020-03-11 | 2020-07-14 | 广州小鹏汽车科技有限公司 | Vehicle-mounted multi-screen display system and vehicle |
| CN111414094B (en) * | 2020-03-11 | 2023-08-25 | 广州小鹏汽车科技有限公司 | Vehicle-mounted multi-screen display system and vehicle |
| CN112306439A (en) * | 2020-10-29 | 2021-02-02 | 中国第一汽车股份有限公司 | One-machine multi-screen interaction system and management method thereof, electronic equipment and storage medium |
| CN112689083A (en) * | 2020-11-27 | 2021-04-20 | 深兰科技（上海）有限公司 | Vehicle-mounted camera configuration method and device, electronic equipment and storage medium |
| WO2022134976A1 (en) * | 2020-12-25 | 2022-06-30 | 华为技术有限公司 | Configuration method and apparatus |
| CN114220375A (en) * | 2021-12-24 | 2022-03-22 | 惠州市德赛西威汽车电子股份有限公司 | Method and system for realizing extended display through series display screens |
| CN115188348A (en) * | 2022-06-22 | 2022-10-14 | 上海天马微电子有限公司 | Self-recovery system and method of vehicle-mounted display screen and vehicle |
| CN115188348B (en) * | 2022-06-22 | 2024-05-28 | 上海天马微电子有限公司 | Self-recovery system and method of vehicle-mounted display screen and vehicle |
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