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WO2013082786A1 - Capteur de détection de véhicule bi-mode - Google Patents

Capteur de détection de véhicule bi-mode Download PDF

Info

Publication number
WO2013082786A1
WO2013082786A1 PCT/CN2011/083706 CN2011083706W WO2013082786A1 WO 2013082786 A1 WO2013082786 A1 WO 2013082786A1 CN 2011083706 W CN2011083706 W CN 2011083706W WO 2013082786 A1 WO2013082786 A1 WO 2013082786A1
Authority
WO
WIPO (PCT)
Prior art keywords
module
interface module
wired
signal processor
wireless
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2011/083706
Other languages
English (en)
Chinese (zh)
Inventor
王兼明
王同清
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuxi Milanchi Sensors & Networks Co Ltd
Original Assignee
Wuxi Milanchi Sensors & Networks Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wuxi Milanchi Sensors & Networks Co Ltd filed Critical Wuxi Milanchi Sensors & Networks Co Ltd
Priority to PCT/CN2011/083706 priority Critical patent/WO2013082786A1/fr
Publication of WO2013082786A1 publication Critical patent/WO2013082786A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/01—Detecting movement of traffic to be counted or controlled
    • G08G1/042—Detecting movement of traffic to be counted or controlled using inductive or magnetic detectors
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/065—Traffic control systems for road vehicles by counting the vehicles in a section of the road or in a parking area, i.e. comparing incoming count with outgoing count

Definitions

  • the present invention relates to a traffic sensor, and more particularly to a vehicle detection sensor. Background technique
  • Intelligent traffic management system is an effective means to optimize traffic operation, mitigate traffic congestion, and make full use of road resources.
  • Vehicle detection sensors are important and basic information gathering devices for intelligent traffic management systems.
  • the commonly used vehicle detection sensors are mainly mutual inductance coil sensors. Due to their inconvenient installation, easy damage, and inability to identify models, they cannot be used in future intelligent transportation systems as a traffic data collector covering a wide range of streets and highways. Therefore, replacing an existing backward sensing system with an advanced, stable and accurate sensing system has become an urgent problem to be solved.
  • the latest wireless geomagnetic traffic sensor is emerging for it. It has the characteristics of convenient installation, low cost, convenient maintenance, small amount of data, no weather influence, can measure the model, and can be networked.
  • Wireless geomagnetic traffic sensors are usually buried under the road surface, and the vehicle is detected by the disturbance of the earth's magnetic field caused by the passage of the vehicle, thereby obtaining the traffic information of the vehicle.
  • the vehicle is detected by the disturbance of the earth's magnetic field caused by the passage of the vehicle, thereby obtaining the traffic information of the vehicle.
  • it is buried under the road surface and uses wireless communication, in order to maintain a long working time, it is generally powered by multiple batteries, which will cause the sensor to be bulky and damage the road surface;
  • On the one hand there is also the need to replace the battery.
  • the time period for replacing the battery is also shortened, which causes trouble for use. Increased maintenance costs.
  • the object of the present invention is achieved by the following technical solutions:
  • a dual mode vehicle detection sensor comprises a geomagnetic sensor module, a detection signal processor module, a controller module, a wired interface module, a wireless interface module and a battery charger module, wherein the geomagnetic sensor module passes the signal line and the detection signal processor module
  • the detection signal processor module is connected to the controller module through a signal line, and the controller module is respectively connected to the wired interface module and the wireless interface module through a signal line, and the wired interface module further passes the power supply line and the controller module.
  • the detection signal processor module, the geomagnetic sensor module, and the battery charger module are connected.
  • the wired interface module is a TTL level interface, an RS485 interface, an RS232 interface or a USB interface.
  • the wireless interface module uses WiFi or Zigbee wireless communication.
  • the wired interface module and the wireless interface module may be used alone or simultaneously.
  • the working principle of the invention is: the geomagnetic sensor module transmits the detection signal generated by the detection vehicle to the detection signal processor module, the detection signal processor module processes the detection signal, and transmits the generated interface signal containing at least information on the presence or absence of the vehicle.
  • the controller module controls the command communication of the present invention with the peripheral cable signal receiver or/and the wireless signal receiver.
  • the invention has the beneficial effects that: by adding a wired function to the existing wireless geomagnetic traffic sensor, the sensor can be powered by an external power source, thereby enhancing the ability of the sensor to adapt to different power consumption, eliminating or reducing the use of the battery, and effectively reducing the size. The size of the sensor itself eliminates or reduces the hassle of replacing the battery.
  • the added wired function can also ensure the real-time output of the signal, which brings additional application functions, such as the output signal as other high-definition capture machine. Control signals of traffic processing systems, etc.
  • FIG. 1 is a block diagram showing the structure of a dual mode vehicle detecting sensor of the present invention.
  • FIG. 2 is a schematic diagram showing the structure of a module when the wireless working mode is used in the present invention.
  • Fig. 3 is a block diagram showing the structure of the module in the wired operation mode of the present invention and when the battery is mounted.
  • Fig. 4 is a block diagram showing the configuration of a module in which the wired and wireless operation modes of the present invention are used and the battery is not mounted.
  • geomagnetic sensor module 1, detection signal processor module; 3, controller module; 4, wired interface module; 5, wireless interface module; 6, battery charger module; 7, battery; 7a, rechargeable Battery; 8, wired signal receiver; 9, external power supply; 10, wireless signal receiver.
  • the dual mode vehicle detection sensor of the present invention comprises a geomagnetic sensor module 1, a detection signal processor module 2, a controller module 3, a wired interface module 4, a wireless interface module 5 and a battery charger module 6,
  • the geomagnetic sensor module 1 is connected to the detection signal processor module 2 via a signal line
  • the detection signal processor module 2 is connected to the controller module 3 via a signal line
  • the controller module 3 is respectively connected to the wired interface module 4 via a signal line.
  • Connected to the wireless interface module 5, the wired interface module 4 is also connected to the controller module 3, the detection signal processor module 2, the geomagnetic sensor module 1 and the battery charger module 6 via a power supply line.
  • the wired interface module 4 is a TTL level interface, an RS485 interface, an RS232 interface or a USB interface.
  • the wireless interface module 5 uses WiFi or Zigbee wireless communication.
  • the method of use of the present invention is as follows: As shown in FIG. 2, when only the wireless working mode needs to be used, it is only necessary to put the battery 7 in the battery charger module 6, and then embed the dual mode vehicle detecting sensor of the present invention on the road. Under the road surface, the wireless signal receiver 10 is set in the dual mode vehicle detection sensor wireless signal Within working distance. At this time, the battery 7 supplies power to the controller module 3, the detection signal processor module 2, and the geomagnetic sensor module 1, and the interface signal is transmitted to the wireless signal receiver 10 through the wireless interface module 5. As shown in FIG. 3, when only the wired working mode is required, the present invention is connected to the wired signal receiver 8 and the external power source 9 through its wired interface module 4 and necessary signal lines and power lines, and the battery charger module thereof.
  • the rechargeable battery 7a may be installed in 6 or the rechargeable battery 7a may not be mounted, and then the dual mode vehicle detecting sensor of the present invention is buried under the road surface.
  • the external power source 9 supplies power to the controller module 3, the detection signal processor module 2, and the electromagnetic sensor module 1.
  • the battery charger module 6 also charges the rechargeable battery 7a, the interface The signal is sent to the wired signal receiver 8 through the wired interface module 4 and the signal line. Since the interface signal of the wired working mode can be output in real time, the interface signal of the real-time output can be provided to other intelligent traffic processing systems for use as a control signal, such as a snap control signal of the high-definition capture machine.
  • the present invention is connected to the wired signal receiver 8 and the external power source 9 through its wired interface module 4 and necessary signal lines and power lines, and the battery charger thereof.
  • the rechargeable battery 7a may be installed in the module 6, or the rechargeable battery 7a may not be installed.
  • the dual mode vehicle detection sensor of the present invention is embedded under the road surface, and the wireless signal receiver 10 is set in the dual mode vehicle detection sensor wireless signal.
  • the external power source 9 supplies power to the controller module 3, the detection signal processor module 2, and the electromagnetic sensor module 1.
  • the battery charger module 6 also charges the rechargeable battery 7a, and the interface The signal is sent to the wired signal receiver 8 through the wired interface module 4 and the signal line, and simultaneously transmitted to the wireless signal receiver 10 through the wireless interface module 5.
  • the invention solves the problem that the existing wireless geomagnetic traffic sensor is large in size and needs to be replaced frequently, has the capability of adapting to different power consumption, has small volume, does not need to replace the battery or replace the battery with low frequency,
  • the wired working mode guarantees the real-time output of the signal and brings the advantages of additional application functions.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Traffic Control Systems (AREA)

Abstract

L'invention concerne un capteur de détection de véhicule bi-mode comprenant un module de capteur géomagnétique (1), un module de processeur de signaux de détection (2), un module de contrôleur (3), un module d'interface câblée (4), un module d'interface sans fil (5) et un module de chargeur de batterie (6). Le module du capteur géomagnétique (1) est connecté au module du processeur de signaux de détection (2) par une ligne de signaux. Le module du processeur de signaux de détection (2) est connecté au module du contrôleur (3) par une ligne de signaux. Le module du contrôleur (3) est connecté au module d'interface câblée (4) et au module d'interface sans fil (5) par des lignes de signaux. Le module d'interface câblée (4) est également connecté au module du contrôleur (3), au module du processeur de signaux de détection (2), au module du capteur géomagnétique (1) et au module du chargeur de batterie (6) par des lignes d'alimentation électrique. Le capteur de détection de véhicule bi-mode résout le problème du volume important et du remplacement de batterie fréquent du capteur de trafic géomagnétique sans fil existant, et offre les avantages suivants : forte adaptabilité à une consommation d'électricité différente, petite taille, remplacement de batterie inutile ou moins fréquent, garantie de la génération du signal en temps réel dans le mode de fonctionnement câblé et introduction de fonctions d'application supplémentaires.
PCT/CN2011/083706 2011-12-08 2011-12-08 Capteur de détection de véhicule bi-mode Ceased WO2013082786A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2011/083706 WO2013082786A1 (fr) 2011-12-08 2011-12-08 Capteur de détection de véhicule bi-mode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2011/083706 WO2013082786A1 (fr) 2011-12-08 2011-12-08 Capteur de détection de véhicule bi-mode

Publications (1)

Publication Number Publication Date
WO2013082786A1 true WO2013082786A1 (fr) 2013-06-13

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Application Number Title Priority Date Filing Date
PCT/CN2011/083706 Ceased WO2013082786A1 (fr) 2011-12-08 2011-12-08 Capteur de détection de véhicule bi-mode

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WO (1) WO2013082786A1 (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103680151A (zh) * 2013-12-05 2014-03-26 深圳市悦宏旭昂科技有限公司 地磁型路测传感器及其实现方法
CN103942965A (zh) * 2014-04-30 2014-07-23 杭州百控科技有限公司 地磁车辆检测器
CN104050819A (zh) * 2014-07-10 2014-09-17 上海志好智能科技有限公司 车流量检测装置及相应的检测控制方法
CN104680799A (zh) * 2013-11-29 2015-06-03 青岛永通电梯工程有限公司 一种车流量检测方法
CN105825682A (zh) * 2014-04-30 2016-08-03 杭州百控科技有限公司 地磁车辆检测装置
CN107749173A (zh) * 2017-10-10 2018-03-02 深圳普智联科机器人技术有限公司 一种多地磁芯片车位检测器

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5408179A (en) * 1991-09-26 1995-04-18 Sampey Scientific, Ltd. Method and apparatus for analying traffic and a sensor therefor
CN1635556A (zh) * 2004-12-29 2005-07-06 天津大学 无线车辆检测传感器
CN101034496A (zh) * 2007-04-17 2007-09-12 中国科学院计算技术研究所 一种交流流量的检测方法和装置
KR100909436B1 (ko) * 2008-12-02 2009-07-28 (주)에스엔알 주차관리시스템, 센서노드 및 그 주차관리방법
CN101694746A (zh) * 2009-10-19 2010-04-14 浙江大学 一种基于Zigbee无线协议的磁阻车辆数量及速度检测节点及其使用方法
CN201584057U (zh) * 2009-04-21 2010-09-15 广东农工商职业技术学院 一种车辆检测器
CN101882374A (zh) * 2009-05-04 2010-11-10 上海宝康电子控制工程有限公司 一种车辆行程分布综合信息分析系统及方法
KR101066252B1 (ko) * 2009-08-04 2011-09-20 (주) 시티이엔지 자기장 변화량 감지장치

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5408179A (en) * 1991-09-26 1995-04-18 Sampey Scientific, Ltd. Method and apparatus for analying traffic and a sensor therefor
CN1635556A (zh) * 2004-12-29 2005-07-06 天津大学 无线车辆检测传感器
CN101034496A (zh) * 2007-04-17 2007-09-12 中国科学院计算技术研究所 一种交流流量的检测方法和装置
KR100909436B1 (ko) * 2008-12-02 2009-07-28 (주)에스엔알 주차관리시스템, 센서노드 및 그 주차관리방법
CN201584057U (zh) * 2009-04-21 2010-09-15 广东农工商职业技术学院 一种车辆检测器
CN101882374A (zh) * 2009-05-04 2010-11-10 上海宝康电子控制工程有限公司 一种车辆行程分布综合信息分析系统及方法
KR101066252B1 (ko) * 2009-08-04 2011-09-20 (주) 시티이엔지 자기장 변화량 감지장치
CN101694746A (zh) * 2009-10-19 2010-04-14 浙江大学 一种基于Zigbee无线协议的磁阻车辆数量及速度检测节点及其使用方法

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104680799A (zh) * 2013-11-29 2015-06-03 青岛永通电梯工程有限公司 一种车流量检测方法
CN103680151A (zh) * 2013-12-05 2014-03-26 深圳市悦宏旭昂科技有限公司 地磁型路测传感器及其实现方法
CN103942965A (zh) * 2014-04-30 2014-07-23 杭州百控科技有限公司 地磁车辆检测器
CN103942965B (zh) * 2014-04-30 2016-07-06 杭州百控科技有限公司 地磁车辆检测器
CN105825682A (zh) * 2014-04-30 2016-08-03 杭州百控科技有限公司 地磁车辆检测装置
CN104050819A (zh) * 2014-07-10 2014-09-17 上海志好智能科技有限公司 车流量检测装置及相应的检测控制方法
CN107749173A (zh) * 2017-10-10 2018-03-02 深圳普智联科机器人技术有限公司 一种多地磁芯片车位检测器

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