CN101071528A - Intelligent traffic control method and device - Google Patents
Intelligent traffic control method and device Download PDFInfo
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- CN101071528A CN101071528A CN 200710065440 CN200710065440A CN101071528A CN 101071528 A CN101071528 A CN 101071528A CN 200710065440 CN200710065440 CN 200710065440 CN 200710065440 A CN200710065440 A CN 200710065440A CN 101071528 A CN101071528 A CN 101071528A
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Abstract
An intelligent traffic control devices and methods, including steps to the diffuse reflectance infrared sensor on the traffic flow, the flow of people to detect, microcontroller based on preset parameters delay processing of the data, get a reasonable signal delay time, The delay parameters can be preset by computer according to real-time traffic conditions adjustment. At the same time, diffuse reflectance infrared sensor on the red light violations, such as detection and warning triggered a voice chip. An intelligent traffic control devices, including infrared detection part of SCM data-processing part of the drive circuit and the lights, Voice Alarm part of the serial connection, the software part. This invention does not change existing facilities in the premise, realized through the combination of hardware and software for intelligent traffic control. Automatic control of the hardware can work. If necessary, managers can use login user name and password of the system management interface, through computer data revisions and condition monitoring.
Description
Technical field
The present invention relates to a kind of intelligent transportation control method and device, belong to Principle ﹠ Interface Technique of Micro-computer, the application of infrared sensor.
Background technology
Existing adaptive traffic signal controller for intelligent traffic managing system is made up of traffic signals automatic collector, signal collection reorganizer, embedded computer optimized processor, traffic sign display controller and traffic sign display lamp board.The traffic signals automatic collector comprises vehicle detector, bicycle detecting device, pedestrian detector, connects the signal collection reorganizer respectively; And be connected with embedded computer optimized processor input end, by the computing of embedded computer optimized processor digital signal is converted into the output block that electric signal offers the traffic sign display controller in real time, by the pressure regulation of control circuit, the Real time Adaptive Traffic Control signal is inputed to traffic sign display lamp board.Select from patent " adaptive traffic signal controller for intelligent traffic managing system " (application number: 200520026575).
Comparative analysis: above-mentioned utility model can only show processing signals, but the present invention's real-time control signal lamp has then been realized intelligent control.And the present invention has added people's control by software when realizing robotization control, improved the dirigibility of traffic and the ability of solution of emergent event.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of intelligent transportation control method and device.Utilize sensor, single-chip microcomputer and system controlled by computer platform that traffic behavior is detected in real time, and according to time delay of testing result real-time control signal lamp, to alleviate the urban traffic pressure. simultaneously, can carry out voice warning to unlawful practice such as make a dash across the red light.
The technical solution adopted for the present invention to solve the technical problems is: a kind of intelligent transportation control method, may further comprise the steps, crossing the diffuse reflection type infrared sensor detects wagon flow, flow of the people, single-chip microcomputer is handled detected data according to default delay parameter, obtain rational signal lamp time delay, and the default of delay parameter can be according to traffic by the computer real-time adjustment.Simultaneously, unlawful practice such as make a dash across the red light is detected, and trigger speech chip and warn by the diffuse reflection type infrared sensor.
A kind of intelligent transportation control device comprises six parts: infrared detection part, single-chip data processing section, signal lamp and driving circuit section thereof, audio alert part, serial ports coupling part, software section.
The annexation of six parts is: infrared detection part is connected with the single-chip data processing section; Signal lamp and driving circuit section thereof are as the output of single-chip data processing section; Audio alert partly is the output of signal lamp and driving circuit section thereof and infrared detection part; Software section is that carrier passes through the serial ports coupling part and is connected with the single-chip data processing section with the computing machine.
1, infrared detection part: this part mainly is made up of three diffuse reflection type infrared sensors.
2, single-chip data processing section.
3, signal lamp and driving circuit section thereof: red, the green LED of this device represents the walkway traffic lights, and control signal is the P1.2 mouth, directly drives red LED behind the bus driver chip, and drives green LED through not gate.
4, the output of audio alert part: M3 through non-behind the door with the result of red LED drive signal AND operation trigger pip as speech chip.After being triggered, chip carries out voice warning by loudspeaker.
5, serial ports coupling part: the TXD of single-chip microcomputer, RXD links by MAX232 chip and serial ports of computers, realizes serial communication.
6, software section: by VB establishment administration interface, can utilize user name and password login native system administration interface, carry out the modification and the condition monitoring of data by managerial personnel.
Beneficial effect of the present invention; Existing signal lamp delay time is fixed, and can not adapt to changeable traffic.These works have been realized the intellectuality of traffic is controlled by software and hardware combining under the prerequisite that does not change existing utility.
Hardware components of the present invention can carry out automatic Control work. and if desired, can utilize user name and password login native system administration interface, carry out the modification and the condition monitoring of data by computing machine by managerial personnel.
Accommodation: the present invention is applicable to the level crossing of big and medium-sized cities, under the prerequisite that does not change the existing hardware facility, just can effectively improve traffic, and actual application value is arranged.
Description of drawings
Fig. 1 is a circuit diagram.
Fig. 2 is the program circuit synoptic diagram.
Fig. 3 software operation interface synoptic diagram.
Fig. 4 software operation interface synoptic diagram.
Fig. 5 software operation interface synoptic diagram.
Below in conjunction with drawings and Examples invention is further specified.
Embodiment
Embodiment 1: as shown in Figure 1,
The present invention includes six parts:
1, infrared detection part
This part mainly is made up of three diffuse reflection type infrared sensors, difference inspection vehicle flow, flow of the people, the behavior of making a dash across the red light.M1 wherein, the output of M2 is through non-P1.0 and the P1.1 that meets CPU behind the door respectively.When M1 left unused, P1.0 was input as low level, and when having detected car and passing through, P1.0 becomes high level.M2 is identical with the M1 working method., the output of M3 is done AND operation with the walkway red signal behind the door through non-.
2, single-chip data processing section
At first with P1.2 set, and detect the P1.0 state after the single-chip microcomputer initialization, detected once in per 0.5 second, with testing result and preset value relatively, determine next time set delay time after 10 seconds according to comparative result; Then with the P1.2 zero clearing, and detect the P1.1 state, detected once in per 0.5 second, with testing result and preset value relatively, determine next time zero clearing delay time after 10 seconds according to comparative result.Wait for simultaneously receiving data, and replace preset value with the data that receive.Repeat said process, circulate.
3, signal lamp and driving circuit section thereof
Red, the green LED of this device represents the walkway traffic lights, and control signal is the P1.2 mouth, directly drives red LED behind the bus driver chip, and drives green LED through not gate.
4, audio alert part
The output of M3 through non-behind the door with the result of red LED drive signal AND operation trigger pip as speech chip.After being triggered, chip carries out voice warning by loudspeaker.
5, serial ports coupling part
The TXD of single-chip microcomputer, RXD links by MAX232 chip and serial ports of computers, realizes serial communication.
6, software section
By VB establishment administration interface, can utilize user name and password login native system administration interface by managerial personnel, carry out the modification and the condition monitoring of data.
Embodiment 2: as shown in Figure 2, and program description:
At first, initialization setting; The P1.2 mouth is put 1, detected a P1.0 mouth state every 0.5 second, if 1 R1 adds 1, otherwise R1 is constant, and circulation is carried out 20 times and detected; M and G are compared, if M greater than G, then delayed time 10 seconds, otherwise do not delay time; P1.2 mouth zero clearing then, every the state of 0.5 second detection P1.1, if 1 R3 adds 1, otherwise R3 is constant, circulation is carried out 20 times detect; N and G are compared,, otherwise do not delay time if N then delayed time 10 seconds greater than G.R1 is composed to M, and R3 composes to N.The state of detected register RI, if 1 is composed the content in the buffer memory SBUF to G, rebound is put 1 program with the P1.2 mouth then, otherwise directly rebound.
Fig. 1 explanation: R1, R2, R3, R4, M, G etc. all represent the single-chip microcomputer internal register.Wherein R1, M deposit detected vehicle flowrate, and R2, N deposit the number of times of cycle detection vehicle flowrate; R3 deposits detected flow of the people, and R4 deposits the number of times of cycle detection flow of the people; G deposits preset value; U6 is the bus driver chip; U8 is that serial ports connects chip.
Diffuse reflection type infrared sensor M1 connects not gate U1A input end, and diffuse reflection type infrared sensor M2 connects not gate U2B input end, and diffuse reflection type infrared sensor M3 connects not gate U4B input end.Capacitor C 1 one ends are in parallel with capacitor C 2, the other end connects the XTAL2 mouth of single-chip microcomputer AT89, capacitor C 2 one ends are in parallel with capacitor C 1, the other end connects the XTAL1 mouth of single-chip microcomputer AT89, capacitor C 3 one ends are connected with the RST mouth of single chip computer AT 89, another termination power VCC, 1 mouthful of capacitor C 4 one ends and serial port drive chip U8 is connected, 3 mouthfuls of another termination serial port drive chip U8,4 mouthfuls of capacitor C 5 one ends and serial port drive chip U8 are connected, 5 mouthfuls of another termination serial port drive chip U8,6 mouthfuls of capacitor C 6 one ends and serial port drive chip U8 are connected the GND mouth of another termination serial port drive chip U8.
Crystal oscillator one end is connected with the XTAL2 mouth of single chip computer AT 89, and the other end is connected with the XTAL1 mouth of single chip computer AT 89,
Not gate U1A input end connects diffuse reflection type infrared sensor M1, output terminal connects single chip computer AT 89P1.0 mouth, not gate U2B input end connects diffuse reflection type infrared sensor M2, output terminal connects single chip computer AT 89P1.1 mouth, the B1 mouth of not gate U3C input end connecting bus chip for driving U6, output terminal connects single chip computer AT 89P1.1 mouth, and not gate U4D input end connects diffuse reflection type infrared sensor M3, and output terminal connects the input end with door U7A.Connect the B1 mouth of bus driver chip U6 and the delivery outlet of U4D respectively with two input ends of door U7A, the A3 mouth of output termination bus driver chip U6.
The B3 mouth of the coil termination bus driver chip U6 of relay X2, the Chang Kaikai switch connects speech chip.
No. 2 pins of serial ports J1 connect No. 7 pins of serial port drive chip U8, and No. 3 pins of serial ports J1 connect No. 8 pins of serial port drive chip U8, and No. 5 pins of serial ports J1 connect the GND mouth of serial port drive chip U8.
Be depicted as the software operation interface as Fig. 3,4,5.
Claims (3)
1. intelligent transportation control method, it is characterized in that: may further comprise the steps, crossing the diffuse reflection type infrared sensor detects wagon flow, flow of the people, single-chip microcomputer is handled detected data according to default delay parameter, obtain rational signal lamp time delay, and the default of delay parameter can be according to traffic by the computer real-time adjustment.Simultaneously, unlawful practice such as make a dash across the red light is detected, and trigger speech chip and warn by the diffuse reflection type infrared sensor.
2. intelligent transportation control device, it is characterized in that: comprise six parts: infrared detection part, single-chip data processing section, signal lamp and driving circuit section thereof, audio alert part, serial ports coupling part, software section, infrared detection part is connected with the single-chip data processing section; Signal lamp and driving circuit section thereof are as the output of single-chip data processing section; Audio alert partly is the output of signal lamp and driving circuit section thereof and infrared detection part; Software section is that carrier passes through the serial ports coupling part and is connected with the single-chip data processing section with the computing machine.
3. a kind of intelligent transportation control device according to claim 2 is characterized in that: infrared detection part: this part mainly is made up of three diffuse reflection type infrared sensors; The single-chip data processing section; Signal lamp and driving circuit section thereof: red, the green LED of this device represents the walkway traffic lights, and control signal is the P1.2 mouth, directly drives red LED behind the bus driver chip, and drives green LED through not gate; The output of audio alert part: M3 through non-behind the door with the result of red LED drive signal AND operation trigger pip as speech chip, voice warning is carried out by loudspeaker in the chip back that is triggered; The serial ports coupling part: the TXD of single-chip microcomputer, RXD links by MAX232 chip and serial ports of computers, realizes serial communication; Software section: by VB establishment administration interface, can utilize user name and password login native system administration interface, carry out the modification and the condition monitoring of data by managerial personnel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100654405A CN100511318C (en) | 2007-04-13 | 2007-04-13 | Intelligent traffic control method and device |
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2007100654405A CN100511318C (en) | 2007-04-13 | 2007-04-13 | Intelligent traffic control method and device |
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| CN101071528A true CN101071528A (en) | 2007-11-14 |
| CN100511318C CN100511318C (en) | 2009-07-08 |
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| CNB2007100654405A Expired - Fee Related CN100511318C (en) | 2007-04-13 | 2007-04-13 | Intelligent traffic control method and device |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101894475A (en) * | 2010-05-03 | 2010-11-24 | 蒋菊生 | Method for controlling road lamps |
| CN101958056A (en) * | 2010-11-02 | 2011-01-26 | 江苏万新光学有限公司 | Emergency anti-collision prewarning system when driver runs red light |
| CN102054167A (en) * | 2010-12-14 | 2011-05-11 | 浙江工业大学 | All-weather multipath channel pedestrian flow monitoring system based on wireless infrared monitoring |
| CN102044144B (en) * | 2009-10-21 | 2012-10-03 | 厦门雅迅网络股份有限公司 | Vehicle-mounted communication terminal of taxi and data processing method thereof |
| CN103021191A (en) * | 2012-11-22 | 2013-04-03 | 浙江理工大学 | Intelligent traffic control device and control method |
| CN103198677A (en) * | 2013-03-28 | 2013-07-10 | 朱汝庆 | Traffic light control circuit of cross road |
| CN103489311A (en) * | 2011-11-21 | 2014-01-01 | 山东大学 | Operating method of single chip microcomputer in intelligent traffic crossing intersection management system |
| CN106652494A (en) * | 2015-11-03 | 2017-05-10 | 中国移动通信集团公司 | Traffic light control method and device |
| CN107393313A (en) * | 2017-09-04 | 2017-11-24 | 郑州大学 | A kind of intelligent Control System for Traffic Lights based on Pedestrian flow detection |
| CN112733648A (en) * | 2020-12-30 | 2021-04-30 | 杭州海康威视数字技术股份有限公司 | Data processing method and device and electronic equipment |
-
2007
- 2007-04-13 CN CNB2007100654405A patent/CN100511318C/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102044144B (en) * | 2009-10-21 | 2012-10-03 | 厦门雅迅网络股份有限公司 | Vehicle-mounted communication terminal of taxi and data processing method thereof |
| CN101894475A (en) * | 2010-05-03 | 2010-11-24 | 蒋菊生 | Method for controlling road lamps |
| CN101958056A (en) * | 2010-11-02 | 2011-01-26 | 江苏万新光学有限公司 | Emergency anti-collision prewarning system when driver runs red light |
| CN101958056B (en) * | 2010-11-02 | 2012-11-14 | 江苏万新光学有限公司 | Emergency anti-collision prewarning system when driver runs red light |
| CN102054167A (en) * | 2010-12-14 | 2011-05-11 | 浙江工业大学 | All-weather multipath channel pedestrian flow monitoring system based on wireless infrared monitoring |
| CN102054167B (en) * | 2010-12-14 | 2013-01-16 | 浙江工业大学 | All-weather multipath channel pedestrian flow monitoring system based on wireless infrared monitoring |
| CN103489311A (en) * | 2011-11-21 | 2014-01-01 | 山东大学 | Operating method of single chip microcomputer in intelligent traffic crossing intersection management system |
| CN103021191A (en) * | 2012-11-22 | 2013-04-03 | 浙江理工大学 | Intelligent traffic control device and control method |
| CN103021191B (en) * | 2012-11-22 | 2014-12-31 | 浙江理工大学 | Intelligent traffic control device and control method |
| CN103198677A (en) * | 2013-03-28 | 2013-07-10 | 朱汝庆 | Traffic light control circuit of cross road |
| CN106652494A (en) * | 2015-11-03 | 2017-05-10 | 中国移动通信集团公司 | Traffic light control method and device |
| CN107393313A (en) * | 2017-09-04 | 2017-11-24 | 郑州大学 | A kind of intelligent Control System for Traffic Lights based on Pedestrian flow detection |
| CN112733648A (en) * | 2020-12-30 | 2021-04-30 | 杭州海康威视数字技术股份有限公司 | Data processing method and device and electronic equipment |
| CN112733648B (en) * | 2020-12-30 | 2023-07-25 | 杭州海康威视数字技术股份有限公司 | Data processing method and device and electronic equipment |
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| Publication number | Publication date |
|---|---|
| CN100511318C (en) | 2009-07-08 |
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Granted publication date: 20090708 Termination date: 20120413 |