CN204998440U - Support HUD equipment of external video input - Google Patents
Support HUD equipment of external video input Download PDFInfo
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- CN204998440U CN204998440U CN201520657357.7U CN201520657357U CN204998440U CN 204998440 U CN204998440 U CN 204998440U CN 201520657357 U CN201520657357 U CN 201520657357U CN 204998440 U CN204998440 U CN 204998440U
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Abstract
The utility model discloses a support HUD equipment of external video input, include: video input interface, image processor, display driver circuit, head up display screen and power supply, the video input interface image processor with the display driver circuit connects gradually, constitutes HUD data process system, the display driver circuit still with the connection is shielded to head up display, power supply with the video input interface image processor with the display driver circuit is connected respectively. The utility model provides a support HUD equipment of external video input can insert multiple external video source and handle and show in HUD equipment to further according to input video source realization extensions, the wholeness ability of improvement HUD equipment satisfies the growing functional requirement of user.
Description
Technical field
The utility model relates to electronic display technology field, particularly relates to a kind of HUD equipment supporting external video to input.
Background technology
Along with the development of modern automobile industry and Eltec, vehicle-mounted HUD (HeadUpDisplay) becomes the equipment of vehicle-mounted indispensability gradually.HUD is also called HUD or head-up display, and user is by vehicle-mounted HUD equipment, and the vehicle condition information such as the projection speed of a motor vehicle, rotating speed, water temperature, on Windshield, make chaufeur to bow and check that instrument can obtain important information.
The quantity of information comprised due to the HUD being applied to automotive field is less, the demand that driver is growing can not be met, especially for the application that functional requirement is higher, driver not only will pay close attention to the Word message of travel condition of vehicle, and will pay close attention to the data message of the various video source that vehicle accesses from outside.But, existing vehicle-mounted HUD equipment major part is by bluetooth or Wi-Fi (WirelessFidelity, Wireless Fidelity) etc. the information of wireless way for transmitting navigation information or other OBD show to HUD, function ratio is more single, and project content has limitation, generally can only show the information such as word, icon and static images, the various vision signals of external video source access cannot be shown, thus existing vehicle-mounted HUD cannot make further Function Extension, and namely extendability is poor.
Utility model content
Technical problem to be solved in the utility model is, provides a kind of HUD equipment supporting external video to input, and realizes various for outside video source to access on HUD equipment to show, and improves the function expansibility of HUD equipment.
For solving above technical matters, the utility model embodiment provides a kind of HUD equipment supporting external video to input, and comprising: video input interface, image processor, display driver circuit, look squarely read-out and power supply;
Described video input interface, described image processor are connected successively with described display driver circuit, form HUD data processing system; Described display driver circuit is also connected with described read-out of looking squarely; Described power supply is connected respectively with described video input interface, described image processor and described display driver circuit.
Preferably, institute HUD data processing system is the disposal system of ARM framework.
In the attainable mode of one, described video input interface is Composite Video Baseband Signal coffret.
In another attainable mode, described video input interface is low-voltage differential signal coffret.
In another attainable mode, described video input interface is HDMI.
Further, described image processor is built-in with senior DAS (Driver Assistant System).
Again further, described senior DAS (Driver Assistant System) comprises: lane departure warning system, and track keeps ancillary system, spacing checking system, speed limit icon-based programming system, night vision pedestrian detecting system, 360 degree of panoramic parking systems, at least one item in anti-collision warning system.
The HUD equipment of the support external video input that the utility model embodiment provides, by video input interface and the image processor of integrated number of different types, multiple external video source is accessed in HUD equipment and processes, and by vision signal and export looking squarely on read-out of HUD to the result of vision signal to by display driver circuit and show, achieve the video display function of HUD equipment.Further, HUD equipment can preferably adopt ARM (AdvancedRISCMachine, advanced compacting instruction set processor) treater of framework or disposal system, the design of embedded device is met by the high-performance treatments chip of its inside, reduce costs and power consumption, improve the overall performance of HUD equipment; And, Function Extension can be carried out to HUD equipment, by designing senior DAS (Driver Assistant System) in the image processor, realize HUD equipment in the expansion to specific functions such as vehicle backing backsight, backing track guide, night vision identification, blind area detections, improve the overall performance of HUD equipment, meet the functional requirement that user is growing.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of the HUD equipment of the support external video input that the utility model provides.
Fig. 2 is the structural representation of an embodiment of the senior DAS (Driver Assistant System) that the utility model provides.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described.
See Fig. 1, it is the structural representation of an embodiment of the HUD equipment of the support external video input that the utility model provides.
In the present embodiment, HUD (the HeadUpDisplay of described support external video input, come back display) equipment, mainly comprise: video input interface 101, image processor 102, display driver circuit 103, look squarely read-out 104 and power supply 105.
In the attainable mode of one, described video input interface 101 is Composite Video Baseband Signal (CompositeVideoBroadcastSignal is called for short CVBS) coffret.Can realize transmitting composite video with analog waveform by CVBS coffret, wherein composite video comprises again aberration (tone and degree of saturation specific humidity) and brightness (light) information, and they synchronously can be adopted same Signal transmissions by CVBS coffret in blanking pulse.
In another attainable mode, described video input interface 101 is low-voltage differential signal (Low-VoltageDifferentialSignaling is called for short LVDS) coffret.LVDS interface is also known as RS-644 bus interface, its technological core adopts extremely low voltage swing high speed differential transmission data, connection that is point-to-point or point to multi--point can be realized, there is the features such as low-power consumption, low error rate, low crosstalk and Low emissivity, its transmission medium can be copper PCB line, also can be balanced cable.LVDS is requiring to obtain in higher system to signal integrity, low jitter and common mode characteristic to apply more and more widely.
In another attainable mode, described video input interface 101 is HDMI (HighDefinitionMultimediaInterface is called for short HDMI).As a kind of digitized video/COBBAIF technology, HDMI is the tailored version digital interface of applicable image transmission, and it can transmit audio frequency and signal of video signal simultaneously, and the maximum data speed of transmission is 2.25GB/s, effectively can improve the speed of transmission of audio frequency and video.
It should be noted that, the video input interface 101 applied in the present embodiment includes but not limited to above-described CVBS coffret, LVDS coffret and HDMI.The utility model can be applied in other video equipments according to practical application by those skilled in the art, realizes carrying out transmission of video with multiple external video source.
In the present embodiment, described display driver circuit 103 is also connected with described read-out 104 of looking squarely, for the vision signal (dynamic image) that exported by image processor 102 or video processing results output display.
Described video input interface 101, described image processor 102 are connected with described power supply 105 respectively with described display driver circuit 103.
Described video input interface 101, described image processor 102 are connected successively with described display driver circuit 103, form HUD data processing system 100.
Preferably, institute HUD data processing system 100 is the disposal system of ARM (AdvancedRISCMachine, advanced compacting instruction set processor) framework.Due to the disposal system that HUD data processing system 100 is ARM framework, its little power consumption, function are strong, 16/32 two instruction set and the feature such as applicable situation is numerous, the HUD equipment that the present embodiment is provided can from multiple external video source, include but not limited to obtain vision signal in the external equipment such as personal digital assistant (PDA), panel computer, vehicular telephone, Digital Media and music player, handheld games game machine, calculator, improve performance and the alerting ability of HUD equipment.
Further, for realizing the Function Extension of HUD equipment, described image processor 102 is built-in with senior DAS (Driver Assistant System) (AdvancedDriverAssistanceSystems is called for short ADAS).ADAS system is primarily of device compositions such as telltale, camera, controllers.Outside camera (front draw or post-tensioning) or night vision equipment, the external video source such as navigational aid pass through CVBS, LVDS, the video interfaces such as HDMI are input in HUD data processing system 100, HUD data processing system 100 can be carried out process according to video source and be formed the multiple function that possesses of ADAS, include but not limited to vehicle backing backsight, backing track guides, night vision identification, the expansion of the specific functions such as blind area detection, these expanded functions are all formed through corresponding algorithm process by the image processor 102 of HUD data processing system 100 li, the present embodiment is that the functional expansion of HUD equipment provides hardware foundation.
See Fig. 2, it is the structural representation of an embodiment of the senior DAS (Driver Assistant System) that the utility model provides.
Particularly, described senior DAS (Driver Assistant System) 200 comprises: lane departure warning system 201, track keeps ancillary system 202, spacing checking system 203, speed limit icon-based programming system 204, night vision pedestrian detecting system 205,360 degree of panoramic parking systems 206, at least one item in anti-collision warning system 207.
The HUD equipment of the support external video input that the utility model embodiment provides, by video input interface and the image processor of integrated number of different types, multiple external video source is accessed in HUD equipment and processes, and by vision signal and export looking squarely on read-out of HUD to the result of vision signal to by display driver circuit and show, achieve the video display function of HUD equipment.Further, HUD equipment preferably can adopt treater or the disposal system of ARM framework, is met the design of embedded device, reduce costs and power consumption by the high-performance treatments chip of its inside, improves the overall performance of HUD equipment; And, Function Extension can be carried out to HUD equipment, by designing senior DAS (Driver Assistant System) in the image processor, realize the expansion to specific functions such as vehicle backing backsight, backing track guide, night vision identification, blind area detections according to the difference in input video source of HUD equipment, improve the overall performance of HUD equipment, meet the functional requirement that user is growing.
The above is preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications are also considered as protection domain of the present utility model.
Claims (7)
1. support the HUD equipment that external video inputs, it is characterized in that, comprising: video input interface, image processor, display driver circuit, look squarely read-out and power supply;
Described video input interface, described image processor are connected successively with described display driver circuit, form HUD data processing system; Described display driver circuit is also connected with described read-out of looking squarely; Described power supply is connected respectively with described video input interface, described image processor and described display driver circuit.
2. the HUD equipment supporting external video input as claimed in claim 1, it is characterized in that, institute HUD data processing system is the disposal system of ARM framework.
3. the HUD equipment supporting external video input as claimed in claim 2, it is characterized in that, described video input interface is Composite Video Baseband Signal coffret.
4. the HUD equipment supporting external video input as claimed in claim 2, it is characterized in that, described video input interface is low-voltage differential signal coffret.
5. the HUD equipment supporting external video input as claimed in claim 2, it is characterized in that, described video input interface is HDMI.
6. the HUD equipment of the support external video input as described in any one of Claims 1 to 5, it is characterized in that, described image processor is built-in with senior DAS (Driver Assistant System).
7. the HUD equipment supporting external video input as claimed in claim 6, it is characterized in that, described senior DAS (Driver Assistant System) comprises: lane departure warning system, track keeps ancillary system, spacing checking system, speed limit icon-based programming system, night vision pedestrian detecting system, 360 degree of panoramic parking systems, at least one item in anti-collision warning system.
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| CN201520657357.7U CN204998440U (en) | 2015-08-26 | 2015-08-26 | Support HUD equipment of external video input |
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| CN201520657357.7U CN204998440U (en) | 2015-08-26 | 2015-08-26 | Support HUD equipment of external video input |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105882548A (en) * | 2016-04-29 | 2016-08-24 | 惠州市华阳多媒体电子有限公司 | HUD (Head Up Display) |
| CN105957417A (en) * | 2016-07-17 | 2016-09-21 | 合肥赑歌数据科技有限公司 | Vehicle-mounted intelligent interaction language learning device |
| CN107458375A (en) * | 2016-06-02 | 2017-12-12 | 丰田自动车株式会社 | Vehicle limitation speed display device |
| CN111050140A (en) * | 2019-12-31 | 2020-04-21 | 广州路派电子科技有限公司 | Backing image system and control method thereof |
-
2015
- 2015-08-26 CN CN201520657357.7U patent/CN204998440U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105882548A (en) * | 2016-04-29 | 2016-08-24 | 惠州市华阳多媒体电子有限公司 | HUD (Head Up Display) |
| CN107458375A (en) * | 2016-06-02 | 2017-12-12 | 丰田自动车株式会社 | Vehicle limitation speed display device |
| CN105957417A (en) * | 2016-07-17 | 2016-09-21 | 合肥赑歌数据科技有限公司 | Vehicle-mounted intelligent interaction language learning device |
| CN111050140A (en) * | 2019-12-31 | 2020-04-21 | 广州路派电子科技有限公司 | Backing image system and control method thereof |
| CN111050140B (en) * | 2019-12-31 | 2021-12-03 | 广州路派电子科技有限公司 | Backing image system and control method thereof |
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