CN104164843A - Intelligent traffic sign board with filter circuit - Google Patents
Intelligent traffic sign board with filter circuit Download PDFInfo
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- CN104164843A CN104164843A CN201410422311.7A CN201410422311A CN104164843A CN 104164843 A CN104164843 A CN 104164843A CN 201410422311 A CN201410422311 A CN 201410422311A CN 104164843 A CN104164843 A CN 104164843A
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Abstract
The invention discloses an intelligent traffic sign board with a filter circuit. The intelligent traffic sign board comprises a sign board body which is provided with an infrared camera, an image processor, a controller, photosensitive diodes, a wireless communication module and a mobile terminal. The photosensitive diodes are connected with the controller, the infrared camera is connected with the image processor which is connected with the controller, and the controller is in communication connection with the mobile terminal through the wireless communication module. A sampling circuit, the filter circuit and an amplifying circuit are sequentially connected between the photosensitive diodes and the controller. The filter circuit comprises an operational amplifier A1, a capacitor C1, a capacitor C2 and a capacitor C3. The intelligent traffic sign board solves the problem that when light is not sufficient, the traffic sign board can not be easily seen.
Description
Technical field
The present invention relates to a kind of intelligent transportation sign board with filter circuit.
Background technology
At present, automobile becomes the important vehicles of people's trip.The highway construction of China is also flourish, and many traffic mark boards are set on speedway, is used for the direct of travel of driver instructor.But during insufficient light, often occur noting the phenomenon less than direction board at night, cause and miss outlet.
Summary of the invention
The object of the invention is to, for the problems referred to above, propose a kind of intelligent transportation sign board with filter circuit, while avoiding insufficient light to realize, easily can't see the advantage of traffic mark board.
For achieving the above object, the technical solution used in the present invention is:
A kind of intelligent transportation sign board with filter circuit, comprise sign board body, on described sign board body, thermal camera is set, image processor, controller, photodiode, wireless communication module and mobile terminal, described photodiode is all connected with controller, described thermal camera is connected with image processor, described image processor is connected with controller, described controller is connected with communication of mobile terminal by wireless communication module, described photodiode checks notice plate light intensity around, and the light intensity signal of inspection is transferred to controller, described control is according to the switching of light intensity signal controlling thermal camera, when intensity that light intensity is set in lower than controller, controller is controlled thermal camera and is opened, and by the image transmission gathering to image processor, when image processor detects vehicle approach, described image processor is to controller instruction, described controller receives after this instruction, control wireless communication module is opened, described mobile terminal is initiatively connected with wireless communication module by the program of pre-installation, described controller by wireless communication module by the communication on notice plate to mobile terminal, between described photodiode and controller, connect successively sample circuit, filter circuit and amplifying circuit, described filter circuit, comprise transport and placing device A1, capacitor C 1, capacitor C 2 and capacitor C 3, the in-phase input end of described transport and placing device A1 is series resistance R1 and resistance R 2 successively, described capacitor C 1 and capacitor C 2 series connection, between described capacitor C 1 and capacitor C 2, it is b node, series resistance R5 between the in-phase input end of described b node and transport and placing device A1, one end of described capacitor C 1 is connected with b node, the other end series resistance R4 of described capacitor C 1, one end of described capacitor C 2 is connected with b node, the other end series resistance R5 of described capacitor C 2, and described resistance R 4 and resistance R 5 series connection, between resistance R 4 and resistance R 5, it is c node, series capacitance C3 between the in-phase input end of this c node and transport and placing device A1.
Preferably, described controller transfers to mobile terminal by the information on notice plate with the form of voice and image by wireless communication module.
Preferably, described mobile terminal is smart mobile phone or vehicle-mounted computer.
Technical scheme of the present invention has following beneficial effect:
Technical scheme of the present invention, by photodiode and thermal camera, when insufficient light, detects the vehicle on road, and when vehicle being detected, initiatively sends sending out notice to user.Thereby while having solved insufficient light, easily can't see the problem of traffic mark board.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is the circuit working schematic diagram of the intelligent transportation sign board with filter circuit described in the embodiment of the present invention;
Fig. 2 is the electronic circuitry of the filter circuit described in the embodiment of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein, only for description and interpretation the present invention, is not intended to limit the present invention.
As shown in Figure 1, a kind of intelligent transportation sign board with filter circuit, comprise sign board body, on sign board body, thermal camera is set, image processor, controller, photodiode, wireless communication module and mobile terminal, photodiode is all connected with controller, thermal camera is connected with image processor, image processor is connected with controller, controller is connected with communication of mobile terminal by wireless communication module, photodiode checks notice plate light intensity around, and the light intensity signal of inspection is transferred to controller, control is according to the switching of light intensity signal controlling thermal camera, when intensity that light intensity is set in lower than controller, controller is controlled thermal camera and is opened, and by the image transmission gathering to image processor, when image processor detects vehicle approach, image processor is to controller instruction, controller receives after this instruction, control wireless communication module is opened, mobile terminal is initiatively connected with wireless communication module by the program of pre-installation, controller by wireless communication module by the communication on notice plate to mobile terminal, between photodiode and controller, connect successively sample circuit, filter circuit and amplifying circuit, filter circuit as shown in Figure 2, comprise transport and placing device A1, capacitor C 1, capacitor C 2 and capacitor C 3, the in-phase input end of transport and placing device A1 is series resistance R1 and resistance R 2 successively, capacitor C 1 and capacitor C 2 series connection, between capacitor C 1 and capacitor C 2, it is b node, series resistance R5 between the in-phase input end of b node and transport and placing device A1, one end of capacitor C 1 is connected with b node, the other end series resistance R4 of capacitor C 1, one end of capacitor C 2 is connected with b node, the other end series resistance R5 of capacitor C 2, and resistance R 4 and resistance R 5 series connection, between resistance R 4 and resistance R 5, it is c node, series capacitance C3 between the in-phase input end of this c node and transport and placing device A1.
Preferably, controller transfers to mobile terminal by the information on notice plate with the form of voice and image by wireless communication module.
Preferably, mobile terminal is smart mobile phone or vehicle-mounted computer.
And on wireless communication module, connect power amplifier, to realize longer-distance transmission, thereby make the safe distance of driver away from can be enough from notice plate can receive the active push notice of notice plate outward, thereby give the more reaction time of driver, improve driving safety.
Finally it should be noted that: the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although the present invention is had been described in detail with reference to previous embodiment, for a person skilled in the art, its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (3)
1. an intelligent transportation sign board with filter circuit, comprise sign board body, it is characterized in that, on described sign board body, thermal camera is set, image processor, controller, photodiode, wireless communication module and mobile terminal, described photodiode is all connected with controller, described thermal camera is connected with image processor, described image processor is connected with controller, described controller is connected with communication of mobile terminal by wireless communication module, described photodiode checks notice plate light intensity around, and the light intensity signal of inspection is transferred to controller, described control is according to the switching of light intensity signal controlling thermal camera, when intensity that light intensity is set in lower than controller, controller is controlled thermal camera and is opened, and by the image transmission gathering to image processor, when image processor detects vehicle approach, described image processor is to controller instruction, described controller receives after this instruction, control wireless communication module is opened, described mobile terminal is initiatively connected with wireless communication module by the program of pre-installation, described controller by wireless communication module by the communication on notice plate to mobile terminal, between described photodiode and controller, connect successively sample circuit, filter circuit and amplifying circuit, described filter circuit, comprise transport and placing device A1, capacitor C 1, capacitor C 2 and capacitor C 3, the in-phase input end of described transport and placing device A1 is series resistance R1 and resistance R 2 successively, described capacitor C 1 and capacitor C 2 series connection, between described capacitor C 1 and capacitor C 2, it is b node, series resistance R5 between the in-phase input end of described b node and transport and placing device A1, one end of described capacitor C 1 is connected with b node, the other end series resistance R4 of described capacitor C 1, one end of described capacitor C 2 is connected with b node, the other end series resistance R5 of described capacitor C 2, and described resistance R 4 and resistance R 5 series connection, between resistance R 4 and resistance R 5, it is c node, series capacitance C3 between the in-phase input end of this c node and transport and placing device A1.
2. the intelligent transportation sign board with filter circuit according to claim 1, is characterized in that, described controller transfers to mobile terminal by the information on notice plate with the form of voice and image by wireless communication module.
3. the intelligent transportation sign board with filter circuit according to claim 1 and 2, is characterized in that, described mobile terminal is smart mobile phone or vehicle-mounted computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410422311.7A CN104164843B (en) | 2014-08-26 | There is the intelligent transportation sign board of filter circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410422311.7A CN104164843B (en) | 2014-08-26 | There is the intelligent transportation sign board of filter circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104164843A true CN104164843A (en) | 2014-11-26 |
| CN104164843B CN104164843B (en) | 2016-11-30 |
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|---|---|---|---|---|
| CN1716334A (en) * | 2005-07-05 | 2006-01-04 | 郭永平 | Adaptive traffic signal controller for intelligent traffic managing system |
| US7409092B2 (en) * | 2002-06-20 | 2008-08-05 | Hrl Laboratories, Llc | Method and apparatus for the surveillance of objects in images |
| CN102024148A (en) * | 2011-01-07 | 2011-04-20 | 四川川大智胜软件股份有限公司 | Method for identifying green mark of taxi |
| US8139115B2 (en) * | 2006-10-30 | 2012-03-20 | International Business Machines Corporation | Method and apparatus for managing parking lots |
| CN102968646A (en) * | 2012-10-25 | 2013-03-13 | 华中科技大学 | Plate number detecting method based on machine learning |
| CN103093249A (en) * | 2013-01-28 | 2013-05-08 | 中国科学院自动化研究所 | Taxi identifying method and system based on high-definition video |
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7409092B2 (en) * | 2002-06-20 | 2008-08-05 | Hrl Laboratories, Llc | Method and apparatus for the surveillance of objects in images |
| CN1716334A (en) * | 2005-07-05 | 2006-01-04 | 郭永平 | Adaptive traffic signal controller for intelligent traffic managing system |
| US8139115B2 (en) * | 2006-10-30 | 2012-03-20 | International Business Machines Corporation | Method and apparatus for managing parking lots |
| CN102024148A (en) * | 2011-01-07 | 2011-04-20 | 四川川大智胜软件股份有限公司 | Method for identifying green mark of taxi |
| CN102968646A (en) * | 2012-10-25 | 2013-03-13 | 华中科技大学 | Plate number detecting method based on machine learning |
| CN103093249A (en) * | 2013-01-28 | 2013-05-08 | 中国科学院自动化研究所 | Taxi identifying method and system based on high-definition video |
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| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liu Mengxiang Inventor before: Zhu Zhengbin |
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| COR | Change of bibliographic data | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20161021 Address after: Chongqing District of Banan city bridge 401344 Solitaire Town Street No. 11 6-8 Applicant after: Liu Mengxiang Address before: Tianhe District Tong East Road Guangzhou city Guangdong province 510665 B-101 No. 5, room B-118 Applicant before: GUANGDONG GAOHANG INTELLECTUAL PROPERTY OPERATION Co.,Ltd. Effective date of registration: 20161021 Address after: Tianhe District Tong East Road Guangzhou city Guangdong province 510665 B-101 No. 5, room B-118 Applicant after: GUANGDONG GAOHANG INTELLECTUAL PROPERTY OPERATION Co.,Ltd. Address before: 214000 Beizhen Jing Zhang Jing Industrial Zone, Xishan District, Jiangsu, Wuxi Applicant before: WUXI HENGTONG INTELLIGENT TRANSPORTATION FACILITIES Co.,Ltd. |
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Effective date of registration: 20201117 Address after: 215500 No. 55 Shenzhen Road, Yushan High-tech Development Zone, Changshu City, Jiangsu Province Patentee after: Changshu Zhizhuang Laser Equipment Research Institute Co.,Ltd. Address before: Chongqing District of Banan city bridge 401344 Solitaire Town Street No. 11 6-8 Patentee before: Liu Mengxiang |