CN102745152A - Projector used for information display and display method thereof - Google Patents
Projector used for information display and display method thereof Download PDFInfo
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- CN102745152A CN102745152A CN2012102065660A CN201210206566A CN102745152A CN 102745152 A CN102745152 A CN 102745152A CN 2012102065660 A CN2012102065660 A CN 2012102065660A CN 201210206566 A CN201210206566 A CN 201210206566A CN 102745152 A CN102745152 A CN 102745152A
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Abstract
The invention discloses a projector used for information display and a display method thereof. A processing system is used for processing information transmitted by one or the combination of a vehicle data bus, a vehicle-mounted equipment data bus and a video transmission port of vehicle-mounted equipment, and information is displayed on a road surface in front of a vehicle by a projection module so as to bring convenience for a vehicle owner and other vehicle drivers to mutually communicate and enhance the driving safety. The projector used for the information display has the advantages of low cost, simple structure and strong practicality.
Description
Technical field
The present invention relates to vehicle electric field, relate in particular to a kind of projection arrangement and display method thereof that information shows that be used for.
Background technology
Development along with economic society; Development of automobile as the modern means of communication is also more and more faster, and the thing followed is that the driving situation of automobile also becomes increasingly complex a lot of traffic accidents; All occur in the crowded highway section of vehicle; This because can not link up fully driving information between the driver, causes the misunderstanding between the driver often, causes driving process the problem of safety to occur.
Therefore, prior art awaits to improve and development.
Summary of the invention
Deficiency in view of above-mentioned prior art the object of the present invention is to provide a kind of projection arrangement that is used to show and display method thereof, is intended to solve in the existing vehicle traveling process can't exchange the driving information problem between the automobile.
Technical scheme of the present invention is following:
A kind of projection arrangement that is used for the information demonstration; Be connected in automobile bus; Wherein, Said projection arrangement comprises: be used to handle the disposal system of automobile bus transmitted information, and be used for information is presented at vehicle front ground-surface projection module, said disposal system electrically connects with automobile bus and projection module respectively; Said disposal system comprises the signal acquisition module that is used for Information Monitoring, the processing module that is used for information is carried out analyzing and processing, and said processing module and signal acquisition module electrically connect.
Described projection arrangement, wherein, said automobile bus comprises one or more combination of the video data transmit port of the data bus of vehicle data bus, automobile mounted equipment, automobile mounted equipment.
Described projection arrangement, wherein, said information comprises driving information and driver assistance information.
Described projection arrangement, wherein, said projection module is arranged on automobile case front end, car body top or the windshield, is used for information is presented at the vehicle front road surface.
Described projection arrangement, wherein, said projection module is connected on the pedestal of an adjustable angle, and said pedestal receives user instruction adjustment angle.
The display method of described projection arrangement wherein, comprises step:
Handle one or more combination institute information transmitted of the video data transmit port of vehicle data bus, the data bus of automobile mounted equipment, automobile mounted equipment through disposal system;
Through projection module information is presented at the vehicle front road surface
Beneficial effect: the present invention is used for projection arrangement and the display method thereof that information shows; Handle the relevant information of vehicle drive through disposal system, and the information after will being handled by projection module is presented at the vehicle front road surface, thereby made things convenient for mutual interchange the between the chaufeur of car owner and other automobiles; Strengthened drive safety; Cost of the present invention is low, and is simple in structure, practical.
Description of drawings
Fig. 1 is used for the structured flowchart of the projection arrangement of information demonstration for the present invention.
Fig. 2 is the structured flowchart of disposal system in the projection arrangement shown in Figure 1.
Fig. 3 is used for the diagram of circuit of the display method of the projection arrangement that information shows for the present invention.
The specific embodiment
The present invention provides a kind of projection arrangement and display method thereof that information shows that be used for, and is clearer, clear and definite for making the object of the invention, technical scheme and effect, below to further explain of the present invention.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
See also Fig. 1; Fig. 1 is used for the structural representation of the projection arrangement of information demonstration for the present invention; Said projection arrangement comprises: be used to handle vehicle data bus 110, automobile mounted equipment data bus 120 and automobile mounted equipment the said transmission information processing of video data transmit port 130 (being automobile bus) system 200 and be used for information is presented at vehicle front ground-surface projection module 300, said disposal system 200 electrically connects with the data bus 120 of vehicle data bus 110, automobile mounted equipment and the video data transmit port 130 and the projection module 300 of automobile mounted equipment respectively; Said disposal system 200 comprises the signal acquisition module 210 that is used for Information Monitoring, the processing module 220 that is used for information is carried out analyzing and processing, and said processing module 220 electrically connects with signal acquisition module 210 respectively.Said information has comprised the information that vehicle drives such as driving information and driver assistance information are relevant.
Projection arrangement of the present invention is to be connected on the video data transmit port 130 of data bus 120 and automobile mounted equipment of vehicle data bus 110, automobile mounted equipment; Vehicle data bus is a kind of serial communication bus of many master modes, is a kind of High Performance, high reliability, easy exploiting and fieldbus cheaply.Vehicle data bus is a kind of multi-master bus, and communication media can be twisted-pair feeder, coaxial cable or light transmitting fiber, and traffic rate can reach 1Mbps; Distance can reach 10km, and maximum characteristics of CAN agreement are to have abolished traditional station address coding, and replace communicating data block are encoded; Make the node number in the network unrestricted in theory,, support the difference transmitting-receiving because data bus has stronger error correcting capability; Thereby be fit to improve interference environment, and has transmission distance far away.Preferred in the present invention low speed data bus; The vehicle data bus of 125Kbps for example; It is suitable for vehicle electric field; Especially in projection arrangement of the present invention, stability, reliability that can the operation of raising system be for three kinds of Data Sources among the present invention: the video data transmit port of the data bus of vehicle data bus, automobile mounted equipment and automobile mounted equipment; Can use separately; For example projection arrangement is connected in the video data transmit port of data bus and automobile mounted equipment of above-mentioned vehicle data bus, automobile mounted equipment one or several separately, also can realizes the object of the invention, information exercised by the automobile that just demonstrates and driver assistance information is so not comprehensive.
The main portion of said disposal system 200 comprises: signal acquisition module 210, processing module 220.Core in said disposal system is a processing module 220; Processing module among the present invention can be selected micro controller system for use; This micro controller system need have the internal RAM of 256 bytes, has also expanded the ram space of 768 bytes, can satisfy needed bigger data space during the program run fully; Need not to expand external RAM; Make disposal system reliable more and stable, and programing function can carry out software upgrading to projection arrangement of the present invention through serial ports in micro controller system in-system programming and the application, has made things convenient for handling labor.
The main effect of this signal acquisition module 210 is to gather driving information and driver assistance information; Be the video data transmit port that signal acquisition module 210 is connected in the data bus and the automobile mounted equipment of vehicle data bus, automobile mounted equipment specifically; 210 pairs of different types of signals of this signal acquisition module or information adopt different acquisition modes; Collection for speed information mainly is to convert the speed of a motor vehicle into the car impulse singla through the Hall element in the signal acquisition module 210 to realize; Be that wheel revolution one weekly assembly sends a pair of differential signal of projection arrangement to through Hall element in the vehicle traveling process, projection arrangement obtains a cooresponding impulse singla through signal acquisition module 210, through to this pulse count signal; And known wheel diameter information calculations, obtain the running velocity of automobile.In order to prevent the interference of environment surrounding automobile, cut off the direct electric signal contact of input and output interchannel.In projection arrangement of the present invention, adopt photoelectric isolating circuit, the speed information that collects is gathered by the external interrupt TNXO seizure of micro controller system.In addition also can be by the output gap of a timer recording pulse signal, thus calculate real time datas such as mileage, the speed of a motor vehicle, in order to preserve and output.
For switching value information, can pass through the P1 mouth that is directly inputted to micro controller system after TLP521 light-coupled isolation in the signal acquisition module is handled, projection arrangement is every at a distance from the information acquisition of 0.2s switch amount once, and micro controller system is as long as directly read in the state of P1 mouth.
In order to detect and write down driving information and driver assistance information exactly; And the power-off time under the abnormal condition carried out record; Therefore a real-time clock module can be set in signal acquisition module 210; In this real-time clock module, adopt the DS12887 real-time timepiece chip, be used for writing down when various states take place in the vehicle traveling process for temporal information, look into and work such as storage thereby return better.
In said disposal system 200, also can be provided with a data memory module 230; Be used for the data of driving information and driver assistance information are carried out record in time; And these data are carried out the failure-free memory protection; For the design of this data memory module 230, mainly need satisfy following requirement: 1, the data needs are preserved after the power down; 2, often erasable; 3, reliability is high.So data memory module 230 can adopt the erasable programmable storage AT24C512 chip of serial high capacity in the present invention, it can satisfy above-mentioned requirements preferably.
In projection arrangement of the present invention, also a power module can be set, be used for projection arrangement is supplied power.And the power supply of automotive interior generation at present is+12V; And required voltage is 5V during the projection arrangement normal operation among the present invention; In order to guarantee the normal operation of projection arrangement; Need this power module realization+12V ~+power conversion of 5V, the preferred DC/DC changer of the present invention MC34063 forms the changer of DC/DC buck converter as power module.
In the present invention; Said projection module 300 is equivalent to a projector; Different is that said projection module 300 is arranged on automobile case front end, car body top or the windshield, makes driving information and driver assistance information be presented at the vehicle front road surface; Thereby make other chaufeurs of this motor vehicle environment also can watch ground information, thereby reached the purpose of the interchange of information between the vehicle.In this projection module 300; Be provided with distributing box; One-channel signal there not being the identical signal of demultiplexing under the situation of the loss of signal, is exported to a plurality of display equipments in the projection module, can be divided into normal allocation device and particular dispenser; As: long apart from distributing box, function dispenser (AV, VGA); Work stack special distribution device.About other functions and the effect of projection module 300, can be with reference to prior art, so repeat no more.
Further, said projection module 300 is connected on the pedestal of an adjustable angle, and said pedestal receives user instruction adjustment angle.Can adjust the crevice projection angle of projection module 300 through this pedestal, thereby make chaufeur adjust display orientation, have more hommization according to actual conditions.
Further, said pedestal is fixed on the automobile case front end through a belleville spring.This belleville spring belleville spring is a kind of outer likeness in form annulus pad appearance, and material different metallic machine parts, because of outer likeness in form bowl dish shape, so claim belleville spring.Belleville spring rigidity is big, and the buffering damping capaicty is strong, can bear big load with small deformation, is suitable for the little occasion of axial space requirement, is particularly suitable for the requirement of antagonism vertical vibration of projection module among the present invention and impact, thereby avoids rocking of projection module.
Further, said disposal system 200 comprises that also one is used to receive the key board unit of user instruction, and said key board unit and processing module 220 electrically connect.So chaufeur can manually be imported or control command, lets projection arrangement show required information, realizes simple man-machine interaction.
Based on above-mentioned projection arrangement, the present invention also provides a kind of display method of projection arrangement, and is as shown in Figure 3, comprises step:
S101, handle one or more combination institute information transmitted of the video data transmit port of vehicle data bus, the data bus of automobile mounted equipment, automobile mounted equipment through disposal system;
S102, information is presented at the vehicle front road surface through projection module.
The present invention is used for projection arrangement and the display method thereof that information shows; Handle driving information and driver assistance information through disposal system, and driving information and driver assistance information after will being handled by projection module is presented at the vehicle front road surface, thereby made things convenient for mutual interchange the between the chaufeur of car owner and other automobiles; Strengthened drive safety; Cost of the present invention is low, and is simple in structure, practical.
Should be understood that application of the present invention is not limited to above-mentioned giving an example, concerning those of ordinary skills, can improve or conversion that all these improvement and conversion all should belong to the protection domain of accompanying claims of the present invention according to above-mentioned explanation.
Claims (6)
1. one kind is used for the projection arrangement that information shows; Be connected in automobile bus; It is characterized in that; Said projection arrangement comprises: be used to handle the disposal system of automobile bus transmitted information, and be used for information is presented at vehicle front ground-surface projection module, said disposal system electrically connects with automobile bus and projection module respectively; Said disposal system comprises the signal acquisition module that is used for Information Monitoring, the processing module that is used for information is carried out analyzing and processing, and said processing module and signal acquisition module electrically connect.
2. projection arrangement according to claim 1 is characterized in that, said automobile bus comprises one or more combination of the video data transmit port of the data bus of vehicle data bus, automobile mounted equipment, automobile mounted equipment.
3. projection arrangement according to claim 1 is characterized in that, said information comprises driving information and driver assistance information.
4. projection arrangement according to claim 1 is characterized in that said projection module is arranged on automobile case front end, car body top or the windshield, is used for information is presented at the vehicle front road surface.
5. projection arrangement according to claim 1 is characterized in that, said projection module is connected on the pedestal of an adjustable angle, and said pedestal receives user instruction adjustment angle.
6. the display method of a projection arrangement as claimed in claim 1 is characterized in that, comprises step:
Handle one or more combination institute information transmitted of the video data transmit port of vehicle data bus, the data bus of automobile mounted equipment, automobile mounted equipment through disposal system;
Through projection module information is presented at the vehicle front road surface.
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| CN201210206566.0A CN102745152B (en) | 2012-06-21 | 2012-06-21 | Projector used for information display and display method thereof |
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| CN201210206566.0A CN102745152B (en) | 2012-06-21 | 2012-06-21 | Projector used for information display and display method thereof |
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| CN102745152B CN102745152B (en) | 2015-04-22 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104133430A (en) * | 2014-04-17 | 2014-11-05 | 南宁市锋威科技有限公司 | Beidou vehicle monitoring management system |
| CN105644439A (en) * | 2014-11-28 | 2016-06-08 | 现代摩比斯株式会社 | Vehicle driving guidance information supplying system and a control method |
| CN105805670A (en) * | 2016-04-28 | 2016-07-27 | 京东方科技集团股份有限公司 | Car lamp system and motor vehicle |
| CN107161074A (en) * | 2017-04-25 | 2017-09-15 | 吉林大学 | A kind of digital headlight control device of the automatic driving vehicle based on V2X technologies |
| CN108418738A (en) * | 2018-03-01 | 2018-08-17 | 吉旗物联科技（上海）有限公司 | A kind of CAN data reporting methods for saving flow and memory space |
| CN109345984A (en) * | 2018-12-19 | 2019-02-15 | 上海利越文化传播有限公司 | A kind of device realized shelves glass after vehicle and launch advertisement |
| CN112009355A (en) * | 2015-04-10 | 2020-12-01 | 麦克赛尔株式会社 | Image projection apparatus and method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07332997A (en) * | 1994-06-08 | 1995-12-22 | Nippon Avionics Co Ltd | Vehicle-mounted sightseeing guiding device |
| CN200950272Y (en) * | 2006-10-12 | 2007-09-19 | 上海哈顿电子有限公司 | Vehicle driving recorder with alarming and flameout device |
| CN102033532A (en) * | 2010-11-23 | 2011-04-27 | 山东天海电装有限公司 | Bus control system for new energy automobile |
| CN201844838U (en) * | 2010-09-19 | 2011-05-25 | 北京腾瑞万里科技有限公司 | Device and system for displaying navigation information in projection mode |
| CN201923045U (en) * | 2010-11-25 | 2011-08-10 | 浙江吉利汽车研究院有限公司 | Automobile head-up display device based on CAN (controller area network) transmission |
| CN201970915U (en) * | 2011-03-23 | 2011-09-14 | 杜加价 | Vehicular information projection system |
| CN202180779U (en) * | 2011-04-29 | 2012-04-04 | 胡然 | Auxiliary lighting device for license plate of automobile |
-
2012
- 2012-06-21 CN CN201210206566.0A patent/CN102745152B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07332997A (en) * | 1994-06-08 | 1995-12-22 | Nippon Avionics Co Ltd | Vehicle-mounted sightseeing guiding device |
| CN200950272Y (en) * | 2006-10-12 | 2007-09-19 | 上海哈顿电子有限公司 | Vehicle driving recorder with alarming and flameout device |
| CN201844838U (en) * | 2010-09-19 | 2011-05-25 | 北京腾瑞万里科技有限公司 | Device and system for displaying navigation information in projection mode |
| CN102033532A (en) * | 2010-11-23 | 2011-04-27 | 山东天海电装有限公司 | Bus control system for new energy automobile |
| CN201923045U (en) * | 2010-11-25 | 2011-08-10 | 浙江吉利汽车研究院有限公司 | Automobile head-up display device based on CAN (controller area network) transmission |
| CN201970915U (en) * | 2011-03-23 | 2011-09-14 | 杜加价 | Vehicular information projection system |
| CN202180779U (en) * | 2011-04-29 | 2012-04-04 | 胡然 | Auxiliary lighting device for license plate of automobile |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104133430A (en) * | 2014-04-17 | 2014-11-05 | 南宁市锋威科技有限公司 | Beidou vehicle monitoring management system |
| CN105644439B (en) * | 2014-11-28 | 2018-01-02 | 现代摩比斯株式会社 | The driving guidance information providing system and its control method of vehicle |
| CN105644439A (en) * | 2014-11-28 | 2016-06-08 | 现代摩比斯株式会社 | Vehicle driving guidance information supplying system and a control method |
| CN112009355B (en) * | 2015-04-10 | 2024-05-24 | 麦克赛尔株式会社 | Image projection apparatus and method |
| CN112009355A (en) * | 2015-04-10 | 2020-12-01 | 麦克赛尔株式会社 | Image projection apparatus and method |
| KR101930666B1 (en) * | 2016-04-28 | 2019-03-11 | 보에 테크놀로지 그룹 컴퍼니 리미티드 | Automotive light systems and motor vehicles |
| CN105805670B (en) * | 2016-04-28 | 2018-07-10 | 京东方科技集团股份有限公司 | Lamp system and motor vehicle |
| KR20170137705A (en) * | 2016-04-28 | 2017-12-13 | 보에 테크놀로지 그룹 컴퍼니 리미티드 | Automotive light systems and motor vehicles |
| US10501004B2 (en) | 2016-04-28 | 2019-12-10 | Boe Technology Group Co., Ltd. | Car light system and motor vehicle |
| CN105805670A (en) * | 2016-04-28 | 2016-07-27 | 京东方科技集团股份有限公司 | Car lamp system and motor vehicle |
| CN107161074A (en) * | 2017-04-25 | 2017-09-15 | 吉林大学 | A kind of digital headlight control device of the automatic driving vehicle based on V2X technologies |
| CN108418738A (en) * | 2018-03-01 | 2018-08-17 | 吉旗物联科技（上海）有限公司 | A kind of CAN data reporting methods for saving flow and memory space |
| CN109345984A (en) * | 2018-12-19 | 2019-02-15 | 上海利越文化传播有限公司 | A kind of device realized shelves glass after vehicle and launch advertisement |
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Effective date of registration: 20180807 Address after: 528100 Foshan, Sanshui Industrial Zone, Guangdong, 25-8 C (F1) four, 415, Southwest Park. Patentee after: Foshan an & Technology Co., Ltd. Address before: 528133 C District, Southwest Industrial Park, Sanshui District, Foshan, Guangdong Patentee before: Coagent Electronic S & T Co., Ltd. |
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Address after: 528100 Foshan, Sanshui Industrial Zone, Guangdong, 25-8 C (F1) four, 415, Southwest Park. Patentee after: Guangdong Haobangshou Anyu Technology Co.,Ltd. Address before: 528100 Foshan, Sanshui Industrial Zone, Guangdong, 25-8 C (F1) four, 415, Southwest Park. Patentee before: FOSHAN ANYU TECH Co.,Ltd. |
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