CN102991283B - Tire pressure monitoring system and its implementation - Google Patents

Tire pressure monitoring system and its implementation Download PDF

Info

Publication number
CN102991283B
CN102991283B CN201110276284.3A CN201110276284A CN102991283B CN 102991283 B CN102991283 B CN 102991283B CN 201110276284 A CN201110276284 A CN 201110276284A CN 102991283 B CN102991283 B CN 102991283B
Authority
CN
China
Prior art keywords
tire pressure
host
monitoring system
sensor
wake
Prior art date
Application number
CN201110276284.3A
Other languages
Chinese (zh)
Other versions
CN102991283A (en
Inventor
黄东亚
韩本忠
梁路军
王士海
顾常飞
Original Assignee
联创汽车电子有限公司
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 联创汽车电子有限公司 filed Critical 联创汽车电子有限公司
Priority to CN201110276284.3A priority Critical patent/CN102991283B/en
Publication of CN102991283A publication Critical patent/CN102991283A/en
Application granted granted Critical
Publication of CN102991283B publication Critical patent/CN102991283B/en

Links

Abstract

本发明公开了一种汽车轮胎气压监测系统,包括多个轮胎压力传感器,分别安装在每一个汽车轮胎内;每个轮胎压力传感器都包括接收唤醒模块、传感器芯片高频天线;所述接收唤醒模块响应胎压监测系统主机发出的唤醒信号;所述传感器芯片监测汽车轮胎内的压力;所述高频天线用于接收和发送信号。 The present invention discloses a vehicle tire pressure monitoring system, comprising a plurality of tire pressure sensors respectively mounted in each vehicle tire; each tire pressure sensor module comprises receiving wake-up sensor chip radio-frequency antenna; receiving the wake-up module tire pressure monitoring system in response to wake-up signal sent by the host; pressure within the vehicle tire monitoring sensor chip; frequency antenna for receiving and transmitting signals. 还包括一个胎压监测系统主机,包括系统主机模块和高频天线;所述系统主机模块向轮胎压力传感器发送唤醒信号,从每个轮胎压力传感器接收压力数据,判断每个轮胎压力是否处于正常范围,判断是否发出报警信号;所述高频天线用于接收和发送信号。 Tire pressure monitoring system further comprises a host system comprising a host module and a radio-frequency antenna; the host system sends a tire pressure sensor module wakeup signal, received pressure data from each tire pressure sensor, it is determined whether or not each tire pressure in the normal range , it is determined whether the alarm signal; frequency antenna for receiving and transmitting signals. 本发明安装简便,同时降低了经济成本。 The present invention is easy to install, while reducing the economic costs. 本发明还公开了其实现方法,采用双向ID确认的通讯方式,减少了安全隐患。 The present invention also discloses a method for its implementation, confirmation of two-way communication ID, reducing security risks.

Description

汽车轮胎气压监测系统及其实现方法 Tire pressure monitoring system and its implementation

技术领域 FIELD

[0001] 本发明涉及汽车电子技术领域,特别是涉及汽车轮胎气压监测系统。 [0001] The present invention relates to the field of automotive electronic technology, particularly to automobile tire pressure monitoring system.

背景技术 Background technique

[0002]目前大多数的汽车轮胎气压监测系统包括: [0002] Most of the automobile tire pressure monitoring system includes:

[0003] —一多个轮胎压力传感器,分别位于每个汽车轮胎之中;每个轮胎压力传感器都集成有一个低频接收天线和一个高频发射天线; [0003] - a plurality of tire pressure sensors, which are located in each vehicle tire; each tire pressure sensor are integrated with a low-frequency receiving antenna and a transmitting antenna;

[0004] ——多个低频触发模块,分别位于每个汽车轮胎之外; [0004] - a plurality of low frequency trigger module, each located outside of automobile tires;

[0005] ——接收主机,例如为汽车的EOT (电子控制单元),通过多条线束与多个低频触发模块相连接。 [0005] - receiving host, for example, the EOT of the automobile (Electronic Control Unit), a wire harness is connected by a plurality of low frequency with a plurality of trigger modules. 所述接收主机还集成有一个高频接收天线。 The receiving host further integrates a high-frequency receiving antenna.

[0006] 所述汽车轮胎气压监测系统的实现方法是这样的:在每个汽车轮胎之外都设置有一条线束连接到低频触发模块,用于发送低频触发信号。 [0006] Implementation of the automobile tire pressure monitoring system is such that: each outside a car tire provided with a wire harness is connected to the low frequency triggering module configured to trigger a low-frequency signal transmission. 这些线束再连接到接收主机,由接收主机控制着低频信号的发送。 The harness further connected to the receiving host, controlled by the receiving host transmitting a low frequency signal. 每个轮胎压力传感器接收到低频触发信号后,将其检测的胎压通过高频发射天线传送出去。 After each tire pressure sensor receives the low frequency trigger signal, the detected tire air pressure which is transmitted via the high-frequency transmission antenna. 接收主机通过高频接收天线得到各个轮胎压力传感器所检测的胎压数据,一旦发现有超出安全范围,则发出报警信号。 Receiving host to obtain data of the respective tire pressure sensor tire pressure detected by the high-frequency reception antenna, if found to have exceeded safe limits, an alarm signal.

[0007] 上述汽车轮胎气压监测系统采用的是具有低频接收天线的轮胎压力传感器,由于低频信号(300KHZ以下,例如为125KHZ)的传输距离很短,因此必须在每个汽车轮胎之外都布设一条线束连接低频触发模块。 [0007] The vehicle tire pressure monitoring system is used in a tire pressure sensor having a low frequency receiving antenna, since the low-frequency signal (hereinafter 300KHZ, for example, 125KHZ) transmission distance is very short, and therefore must be laid one outside each car tire low frequency trigger module wiring harness connector. 而在汽车内布置、安装多条线束及多个低频触发模块比较麻烦。 While in the car layout, installation of various strands and a plurality of lower trigger module is too much trouble.

[0008] 上述汽车轮胎气压监测系统的实现方法采用的是单向通讯方式,即从接收主机到轮胎压力传感器之间的单向通讯。 [0008] The above-described implementation automobile tire pressure monitoring system uses one-way communication, i.e., one-way communication from the host to the received between the tire pressure sensor. 这样便使得通讯的实时性不强,并且通讯信号没有经过确认,有可能造成漏报警或误报警,存在一定的安全隐患。 Thus making real-time communication is not strong, and the communication signal has not been confirmed, it may cause leakage alarm or false alarm, there is a certain security risk.

发明内容 SUMMARY

[0009] 本发明所要解决的技术问题是提供一种汽车轮胎气压监测系统,该系统不需要在车身安装线束,因而安装简便。 [0009] The present invention solves the technical problem is to provide a vehicle tire pressure monitoring system, which does not require the vehicle body mounting the wire harness, and therefore easy to install. 为此,本发明还提供了所述汽车轮胎气压监测系统的实现方法,该方法提高了通讯的实时性,增加了通讯的可靠性,可以避免漏报警或误报警产生。 To this end, the present invention also provides a vehicle to achieve a tire pressure monitoring system, the method improves the real-time communication, increases the reliability of communication, to avoid leakage alarm or a false alarm is generated.

[0010] 为解决上述技术问题,本发明汽车轮胎气压监测系统包括: [0010] In order to solve the above problems, automobile tire pressure monitoring system according to the present invention comprises:

[0011] —一多个轮胎压力传感器,分别安装在每一个汽车轮胎内;每个轮胎压力传感器都包括接收唤醒模块、传感器芯片和高频天线;所述接收唤醒模块响应ID匹配的胎压监测系统主机发出的唤醒信号;所述传感器芯片监测汽车轮胎内的压力;所述高频天线用于接收和发送信号; [0011] - a plurality of tire pressure sensors respectively mounted in each vehicle tire; each tire pressure sensor module comprises receiving wake-up, the sensor chip and the radio-frequency antenna; wake-up module, in response to the tire pressure monitor receiver ID matching host system wakeup signal transmitted; pressure within the vehicle tire monitoring sensor chip; frequency antenna for receiving and transmitting signals;

[0012] 一一胎压监测系统主机,包括系统主机模块和高频天线;所述系统主机模块向轮胎压力传感器发送唤醒信号,从ID匹配的每个轮胎压力传感器接收压力数据,判断每个轮胎压力是否处于正常范围,判断是否发出报警信号;所述高频天线用于接收和发送信号。 [0012] The host eleven tire pressure monitoring system, comprising a host module and a radio-frequency antenna system; the system wake-up signal to the host module transmits tire pressure sensor, pressure data received from each of the tire pressure sensor ID matches, each tire is determined the pressure is in the normal range, it is determined whether the alarm signal; frequency antenna for receiving and transmitting signals.

[0013] 所述汽车轮胎气压监测系统的实现方法包括如下步骤: [0013] The vehicle tire pressure monitoring system implemented method comprises the steps of:

[0014] 第1步,每个轮胎压力传感器设置一个传感器ID,一辆汽车上的胎压监测系统主机存储有这辆汽车上所安装的所有轮胎压力传感器的传感器ID ; [0014] Step 1, each tire pressure sensor ID is provided a sensor, a tire pressure monitoring system stored on the host vehicle tire pressure sensor ID of all sensors installed on the car;

[0015] 每个胎压监测系统主机设置一个主机ID,一辆汽车上的所有轮胎压力传感器都存储有这辆汽车上的胎压监测系统主机的主机ID ; [0015] Each host is provided a tire pressure monitoring system host ID, a tire pressure sensor on all automobiles are stored tire pressure monitoring system has a host ID of the host vehicle on the car;

[0016] 第2步,胎压监测系统主机的系统主机模块将唤醒信号通过高频天线发出,所述唤醒信号中包括有该胎压监测系统主机的主机ID ; [0016] Step 2, tire pressure monitoring system of the host system, the host module wakeup signal emitted by the radio-frequency antenna, the wake-up signal comprises a master ID of the tire pressure monitoring system of the host;

[0017] 第3步,轮胎压力传感器的接收唤醒模块通过高频天线接收所述唤醒信号,并检查唤醒信号的主机ID是否匹配; [0017] Step 3., tire pressure sensor module receiving wake-up signal received through the radio-frequency antenna, and checks whether the host ID matches the wake-up signal;

[0018] 如果是则唤醒传感器芯片,传感器芯片被唤醒后检测汽车轮胎内压力,并连同该轮胎压力传感器的传感器ID —起通过高频天线发送出去; [0018] If the wake-up sensor chip, the sensor chip after the wake-up detector tire pressure, the tire pressure sensor together with a sensor ID - sent from the high-frequency antenna;

[0019] 如果否则忽略该唤醒信号; [0019] If otherwise ignore the wake-up signal;

[0020] 第4步,胎压监测系统主机的系统主机模块通过高频天线接收轮胎压力传感器发送的压力数据,并检查其中的传感器ID是否匹配; [0020] Step 4, tire pressure monitoring system of the host system, the host module receives pressure data transmitted by the tire pressure sensor radio-frequency antenna, wherein the sensor and check whether the ID matches;

[0021] 如果是则将所述压力数据存储起来; [0021] If the pressure data is then stored;

[0022] 如果否则放弃所述压力数据; [0022] Otherwise, if the pressure data is abandoned;

[0023] 第5步,胎压监测系统主机的系统主机模块检查各个汽车轮胎的压力是否在正常范围之内; [0023] Step 5, tire pressure monitoring system of the host system, the host module checks each automobile tire pressure is within the normal range;

[0024] 如果是则继续监控; [0024] If it continues to monitor;

[0025] 如果否则发出报警信号。 [0025] Otherwise, if the alarm signal.

[0026] 本发明汽车轮胎气压监测系统在轮胎压力传感器和胎压监测系统主机中都设置了高频天线,高频信号(3MHz以上,例如为315MHz、434MHz等)的传输距离较远,因而不需要在车身中再安装接收低频信号的线束,从而使得安装更为简便,同时降低了经济成本。 [0026] The vehicle tire pressure monitoring system according to the present invention, the tire pressure sensors and tire pressure monitoring system are set up and the host radio-frequency antenna, high-frequency signal (3MHz or more, for example, 315MHz, 434MHz, etc.) far transmission distance, which is not need to install wire receiving low-frequency signal in the vehicle body, so that the installation easier, while reducing the economic costs.

[0027] 本发明汽车轮胎气压监测系统的实现方法采用双向ID确认的通讯方式,保证了双向通讯的安全、有效,从而减少了安全隐患。 Implementation [0027] The present invention automobile tire pressure monitoring system of a bidirectional communication ID confirmation, the two-way communication to ensure safe, effective, thereby reducing security risks.

附图说明 BRIEF DESCRIPTION

[0028]图1是本发明汽车轮胎气压监测系统的结构示意图; [0028] FIG. 1 is a schematic view of vehicle tire pressure monitoring system of the present invention;

[0029] 图2是本发明汽车轮胎气压监测系统的实现方法的流程图。 [0029] FIG 2 is a flowchart of an implementation method for automobile tire pressure monitoring system of the present invention.

[0030] 图中附图标记说明: [0030] FIG REFERENCE NUMERALS:

[0031] 10为轮胎压力传感器;11为接收唤醒模块;12为传感器芯片;13为高频天线;20为胎压监测系统主机;21为系统主机模块;22为高频天线。 [0031] a tire pressure sensor 10; 11 to receive a wake-up module; sensor chip 12; 13 is a radio-frequency antenna; 20 is a tire pressure monitoring system of the host; host module 21 for the system; radio-frequency antenna 22.

具体实施方式 Detailed ways

[0032] 请参阅图1,本发明汽车轮胎气压监测系统包括: [0032] Referring to FIG. 1, a vehicle tire pressure monitoring system according to the present invention comprises:

[0033] —一多个轮胎压力传感器10,分别安装在每一个汽车轮胎内。 [0033] - a plurality of tire pressure sensors 10, are mounted within each vehicle tire. 每个轮胎压力传感器10都包括接收唤醒模块11、传感器芯片12和高频天线13。 Each tire pressure sensor 10 comprises receiving wake-up module 11, the sensor chip 12 and the radio-frequency antenna 13. 其中,接收唤醒模块11响应胎压监测系统主机20发出的唤醒信号;传感器芯片12测量汽车轮胎内的压力;高频天线13用于接收和发送信号。 Wherein, in response to receiving a wake-up module 11 tire pressure monitoring system wake-up signal sent by the host 20; sensor chip 12 measures the pressure in the vehicle tire; radio-frequency antenna 13 for receiving and transmitting signals.

[0034] ——一个胎压监测系统主机20,包括系统主机模块21和高频天线22。 [0034] - a tire pressure monitoring system host 20, the host system includes a high-frequency module 21 and antenna 22. 其中,系统主机模块11向轮胎压力传感器10发送唤醒信号,从每个轮胎压力传感器10接收压力数据,判断每个轮胎压力是否处于正常范围,判断是否发出报警信号;高频天线22用于接收和发送信号。 Wherein the host system 11 to the tire pressure sensor module 10 transmits wake-up signal, the received data 10 from the pressure in each tire pressure sensor, it is determined whether each of the tire pressure in the normal range, it is determined whether the alarm signal; frequency antenna 22 for receiving and send a signal. 系统主机模块21例如为汽车的ECU。 System host module 21, for example, a car ECU.

[0035] 所述传感器芯片12至少包括压力传感器芯片,用来检测汽车轮胎内的压力;还可选地包括温度传感器芯片、加速度传感器芯片等,分别用来检测汽车轮胎内的温度,汽车轮胎的加速度。 [0035] The sensor chip 12 includes at least a pressure sensor chip for detecting the pressure in the vehicle tire; optionally further comprises a temperature sensor chip, the acceleration sensor chips, respectively, for detecting the temperature inside the car tires, automobile tires acceleration.

[0036] 本发明汽车轮胎气压监测系统中,在轮胎压力传感器10 —侧和胎压监测系统主机20 —侧各有一个高频天线13和高频天线22,由此两侧数据的通讯均以高频信号发送和接收,从而显著扩大了通讯距离,也就无需在每个汽车轮胎之外设置低频信号的接收线束了。 [0036] The automobile tire pressure monitoring system of the present invention, the tire pressure sensors 10 - side and a tire pressure monitoring system host 20 - one each side of the communication antenna 13 and the high frequency antenna 22, whereby the data are both a high-frequency signal transmission and reception, thereby significantly expanding the communication distance, it is unnecessary to provide a receive beam low frequency signal outside every automobile tires.

[0037] 请参阅图2,本发明汽车轮胎气压监测系统的实现方法包括如下步骤: [0037] Referring to FIG. 2, implementation of the automobile tire pressure monitoring system according to the present invention comprises the steps of:

[0038] 第1步,每个轮胎压力传感器10设置一个互不重复的传感器ID (识别码),一辆汽车上的胎压监测系统主机20存储有这辆汽车上的所有轮胎压力传感器10的传感器ID。 [0038] Step 1, each tire pressure sensor 10 is provided a sensor not duplicated ID (identification code), a tire pressure monitoring system on the host computer 20 stores all the cars have a tire pressure sensor on the car 10 sensor ID. 不同汽车上的轮胎压力传感器10的传感器ID也不会重复。 Tire pressure sensor ID 10 sensors on different cars will not be repeated.

[0039] 每个胎压监测系统主机20设置一个互不重复的主机ID,一辆汽车上的所有轮胎压力传感器10都存储有这辆汽车上的胎压监测系统主机20的主机ID。 [0039] Each tire pressure monitoring system host 20 is not duplicated provided a host ID, a tire pressure sensor on all automobiles are 10 stores a car tire pressure monitoring system on the host ID of the host vehicle 20. 不同汽车上的胎压监测系统主机20的主机ID也不会重复。 Tire pressure monitoring system host host ID 20 on different cars will not be repeated.

[0040] 第2步,胎压监测系统主机20中的系统主机模块21将唤醒信号通过高频天线22发出,所述唤醒信号中包括有该胎压监测系统主机20的主机ID。 [0040] Step 2, tire pressure monitoring system, the host system 20, the host module wakeup signal emitted by the 21 high-frequency antenna 22, the wake-up signal, the tire pressure monitoring system including a host of the host ID 20.

[0041] 第3步,轮胎压力传感器10中的接收唤醒模块11通过高频天线13接收所述唤醒信号,并检查所述唤醒信号的主机ID是否是这辆汽车上的胎压监测系统主机20的主机ID。 [0041] Step 3, the tire pressure sensor module receiving a wake up signal 1011 received radio-frequency antenna 13 through the host ID and the wake-up signal checking whether the tire pressure monitoring system on the host car 20 the host ID.

[0042] 如果是,则接收唤醒模块11唤醒传感器芯片12,即使传感器芯片12处于工作状态。 [0042] If so, the wake-up receiver 11 of the sensor chip 12 wake, even if the sensor chip 12 is operating module. 传感器芯片12被唤醒后检测汽车轮胎内的压力数据,并连同该轮胎压力传感器10的传感器ID —起通过高频天线13发送出去; The sensor chip 12 after wake-up detector in the vehicle tire pressure data, together with a sensor ID of the tire pressure sensor 10 - sent from the antenna 13 through the high frequency;

[0043] 如果否,则接收唤醒模块11忽略所述唤醒信号。 [0043] If not, the wake-up module 11 ignores the received wake-up signal.

[0044] 第4步,胎压监测系统主机20中的系统主机模块21通过高频天线22接收轮胎压力传感器发送的压力数据,并检查其中的传感器ID是否是这辆汽车上的轮胎压力传感器10的传感器ID。 [0044] Step 4, tire pressure monitoring system, the host system 20, a host module 21 receives the high frequency antenna 22 by the tire pressure data sent from the pressure sensor, wherein the sensor and check whether the ID of the tire pressure sensor 10 on the car sensor ID.

[0045] 如果是,则系统主机模块21将所述压力数据存储起来。 [0045] If so, the host system 21 to the module stored pressure data.

[0046] 如果否,则系统主机模块21放弃所述压力数据。 [0046] If not, the system pressure host module 21 discarding the data.

[0047] 第5步,胎压监测系统主机20中的系统主机模块21检查各个汽车轮胎的轮胎压力传感器10发送回的压力数据是否在正常范围之内。 [0047] Step 5, tire pressure monitoring system, the host system 20, a host module 21 checks each automobile tire pressure sensor tire pressure data sent back 10 is in the normal range.

[0048] 如果在正常范围之内,则系统主机模块21继续监控。 [0048] If in the normal range, the system continues to monitor the host module 21.

[0049] 如果超出正常范围,则系统主机模块21发出报警信号。 [0049] If outside the normal range, the system 21 master module alarm signal. 报警信号的形式包括:在车辆内的显示屏上显示,发出声音信号,鸣喇叭,灯光闪烁等。 In the form of an alarm signal comprising: on a display screen in a display in a vehicle, a sound signal, honking, flashing lights and the like.

[0050] 进一步地,所述方法第3步中,传感器芯片12经过一段随机的时间延时后,再将包含有传感器ID和主机ID的压力数据通过高频天线13发送出去。 [0050] Further, the method step 3, the sensor chip 12 after a random time delay, then the data comprising a pressure sensor ID and the host ID sent through radio-frequency antenna 13. 所述一段随机的时间延时例如可通过随机数函数实现,这样延时的目的是避免多个轮胎压力传感器10同时发送压力数据,导致高频信号间的干扰。 The delay for a random period of time can be achieved by, for example, a random number function, such delay in order to avoid a plurality of tire pressure sensors 10 simultaneously transmit pressure data, resulting in interference between the high frequency signal.

[0051] 进一步地,所述方法第3步中,所述压力数据还包括温度和/或加速度数据。 [0051] Further, the method step 3, the temperature and pressure data further includes acceleration data or /. 所述方法第5步中,系统主机模块21还检查各个汽车轮胎的轮胎压力传感器10发送回的温度和/或加速度数据是否在正常范围之内。 The method of step 5, the system further checks whether the host module 21 of each tire pressure sensor 10. Tire sent back temperature and / or acceleration data in the normal range.

[0052] 本发明汽车轮胎气压监测系统的实现方法采用双向通讯方式,确保通讯的实时性。 Implementation [0052] The present invention automobile tire pressure monitoring system uses two-way communication, to ensure real-time communication. 通讯时采用传感器ID和主机ID予以确认,确保通讯的正确无误。 Communication using sensor ID and host ID to be confirmed to ensure correct communication.

[0053] 以上仅为本发明的优选实施例,并不用于限定本发明。 It is only preferred embodiments of the present invention, [0053] or more, not intended to limit the present invention. 对于本领域的技术人员来说,本发明可以有各种更改和变化。 Those skilled in the art, the present invention may have various changes and variations. 凡在本发明的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。 Any modification within the spirit and principle of the present invention, made, equivalent substitutions, improvements, etc., should be included within the scope of the present invention.

Claims (3)

1.一种汽车轮胎气压监测系统的实现方法,所述汽车轮胎气压监测系统包括: 一一多个轮胎压力传感器,分别安装在每一个汽车轮胎内;每个轮胎压力传感器都包括接收唤醒模块、传感器芯片和高频天线;所述接收唤醒模块响应胎压监测系统主机发出的包含正确主机ID的唤醒信号;所述传感器芯片监测汽车轮胎内的压力;所述高频天线用于接收和发送信号; 一一胎压监测系统主机,包括系统主机模块和高频天线;所述系统主机模块向轮胎压力传感器发送唤醒信号,从每个轮胎压力传感器接收包含正确传感器ID的压力数据,判断每个轮胎压力是否处于正常范围,判断是否发出报警信号;所述高频天线用于接收和发送信号; 其特征是,所述实现方法包括如下步骤: 第1步,每个轮胎压力传感器设置一个传感器ID,一辆汽车上的胎压监测系统主机存储有这辆汽 A method to realize an automobile tire pressure monitoring system, the automobile tire pressure monitoring system comprising: a plurality of eleven tire pressure sensors respectively mounted in each vehicle tire; each tire pressure sensor module comprises receiving wake-up, sensor chip and the radio-frequency antenna; wake up module receiving the wake-up signal in response to contain the correct tire pressure monitoring system of the host ID sent by the host; pressure within the vehicle tire monitoring sensor chip; frequency antenna for receiving and transmitting signals ; host eleven tire pressure monitoring system, comprising a host module and a radio-frequency antenna system; the system host module sends a wake-up signal the tire pressure sensor, the sensor receives a correct ID from each of the tire pressure sensor of pressure data, each tire is determined the pressure is in the normal range, it is determined whether the alarm signal; frequency antenna for receiving and transmitting signals; characterized in that, to realize said method comprising the following steps: step 1, a sensor is provided for each tire pressure sensor ID, a tire pressure monitoring system is stored on the host cars have gasoline car 车上所安装的所有轮胎压力传感器的传感器ID ; 每个胎压监测系统主机设置一个主机ID,一辆汽车上的所有轮胎压力传感器都存储有这辆汽车上的胎压监测系统主机的主机ID ; 第2步,胎压监测系统主机的系统主机模块将唤醒信号通过高频天线发出,所述唤醒信号中包括有该胎压监测系统主机的主机ID ; 第3步,轮胎压力传感器的接收唤醒模块通过高频天线接收所述唤醒信号,并检查唤醒信号的主机ID是否匹配; 如果是则唤醒传感器芯片,传感器芯片被唤醒后检测汽车轮胎内压力,并连同该轮胎压力传感器的传感器ID —起通过高频天线发送出去; 如果否则忽略该唤醒信号; 第4步,胎压监测系统主机的系统主机模块通过高频天线接收轮胎压力传感器发送的压力数据,并检查其中的传感器ID是否匹配; 如果是则将所述压力数据存储起来; 如果否则放弃所 All sensors ID tire pressure sensor installed in the car; each tire pressure monitoring system host is provided a host ID, a tire pressure sensor on all automobiles are stored tire pressure monitoring system has a host ID of the host car ; step 2, tire pressure monitoring system of the host system, the host module wakeup signal emitted by the radio-frequency antenna, the wake-up signal comprises a host ID of the tire pressure monitoring system of the host; receiving a wake-up step 3, the tire pressure sensor means for receiving wake-up signal by said high-frequency antenna, and checks whether the host ID matches the wake-up signal; if the wake-up sensor chip, the sensor chip detects the tire pressure after wakeup, together with a sensor ID of the tire pressure sensor - from sent out by radio-frequency antenna; otherwise, if the wake-up signal is ignored; step 4, tire pressure monitoring system of the host system, the host module receives pressure data transmitted by the tire pressure sensor radio-frequency antenna, wherein the sensor and check whether the ID matches; if the pressure data is then stored; if otherwise, discard 述压力数据; 第5步,胎压监测系统主机的系统主机模块检查各个汽车轮胎的压力是否在正常范围之内; 如果是则继续监控; 如果否则发出报警信号。 Said pressure data; Step 5, tire pressure monitoring system of the host system, the host module checks each automobile tire pressure is within the normal range; if it continues to monitor; alarm signal if otherwise.
2.根据权利要求1所述的汽车轮胎气压监测系统的实现方法,其特征是,所述方法第3步中,传感器芯片经过一段随机的时间延时后,再将压力数据通过高频天线发送出去;所述压力数据包括该轮胎压力传感器的传感器ID。 2. The method of claim 1 implemented automobile tire pressure monitoring system as claimed in claim, characterized in that the method step 3, the sensor chip after a random time delay, and then the pressure data transmitted by radio-frequency antenna out; said pressure sensor data comprises the ID of the tire pressure sensor.
3.根据权利要求1所述的汽车轮胎气压监测系统的实现方法,其特征是,所述方法第3步中,传感器芯片将压力数据通过高频天线发送出去;所述压力数据包括该轮胎压力传感器的传感器ID、还包括汽车轮胎内的温度、汽车轮胎的加速度; 所述方法第5步中,系统主机模块还检查各个汽车轮胎的温度和加速度是否在正常范围之内;如果是则继续监控;如果否则发出报警信号。 3. The method of claim 1 implemented automobile tire pressure monitoring system as claimed in claim, characterized in that the method step 3, the pressure sensor chip data transmitted via radio-frequency antenna; said pressure data comprises the tire pressure sensor sensor ID, further comprising a temperature in the acceleration automobile tires, automobile tires; the method step 5, the system host module also checks the temperature of each tire of the car and the acceleration is within the normal range; if it continues to monitor the ; if otherwise an alarm signal.
CN201110276284.3A 2011-09-16 2011-09-16 Tire pressure monitoring system and its implementation CN102991283B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201110276284.3A CN102991283B (en) 2011-09-16 2011-09-16 Tire pressure monitoring system and its implementation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201110276284.3A CN102991283B (en) 2011-09-16 2011-09-16 Tire pressure monitoring system and its implementation

Publications (2)

Publication Number Publication Date
CN102991283A CN102991283A (en) 2013-03-27
CN102991283B true CN102991283B (en) 2016-03-30

Family

ID=47920600

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201110276284.3A CN102991283B (en) 2011-09-16 2011-09-16 Tire pressure monitoring system and its implementation

Country Status (1)

Country Link
CN (1) CN102991283B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104249610A (en) * 2014-09-09 2014-12-31 南京泰晟科技实业有限公司 Automatic addressing apparatus of tire-pressure monitoring sensor
CN104960393A (en) * 2015-07-28 2015-10-07 安徽机电职业技术学院 Tire pressure detection device
CN106842906A (en) * 2015-12-07 2017-06-13 北京汽车股份有限公司 The offline learning device of vehicle and learning method of tire pressure monitoring system
CN107225920A (en) * 2017-06-02 2017-10-03 国动物联网技术(上海)有限公司 A kind of LoRa radio tire pressures monitoring system and monitoring method
CN108225659A (en) * 2017-12-27 2018-06-29 深圳市道通科技股份有限公司 Tyre pressure sensor information acquisition method, device, storage medium and electronic equipment

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5880363A (en) * 1996-08-09 1999-03-09 Temic Telefunken Microelectronic Gmbh Process for checking air pressure in vehicle wheel tires
US6246317B1 (en) * 1998-02-27 2001-06-12 William Pickornik Target pressure learn strategy for vehicular tire pressure systems
US6340929B1 (en) * 1998-11-19 2002-01-22 Pacific Industrial Co., Ltd Transmitter and external controller of tire inflation pressure monitor
CN1664853A (en) * 2005-02-06 2005-09-07 上海保隆实业有限公司 Automobile tire monitoring system and tire identification recognition method
CN1994765A (en) * 2006-12-21 2007-07-11 深圳市赛格导航科技股份有限公司 A tyre pressure testing system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7202777B2 (en) * 2004-01-09 2007-04-10 Denso Corporation Tire condition monitoring system
CN201566429U (en) * 2009-12-29 2010-09-01 南京汽车集团有限公司 Tire pressure monitoring device based on centrifugal force switch

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5880363A (en) * 1996-08-09 1999-03-09 Temic Telefunken Microelectronic Gmbh Process for checking air pressure in vehicle wheel tires
US6246317B1 (en) * 1998-02-27 2001-06-12 William Pickornik Target pressure learn strategy for vehicular tire pressure systems
US6340929B1 (en) * 1998-11-19 2002-01-22 Pacific Industrial Co., Ltd Transmitter and external controller of tire inflation pressure monitor
CN1664853A (en) * 2005-02-06 2005-09-07 上海保隆实业有限公司 Automobile tire monitoring system and tire identification recognition method
CN1994765A (en) * 2006-12-21 2007-07-11 深圳市赛格导航科技股份有限公司 A tyre pressure testing system

Also Published As

Publication number Publication date
CN102991283A (en) 2013-03-27

Similar Documents

Publication Publication Date Title
US6420967B1 (en) System and method for shared vehicle tire pressure monitoring, remote keyless entry, and vehicle immobilization
CN101300144B (en) Vehicle monitoring system
US6972671B2 (en) Device mounted on vehicles with pneumatic-tired wheels, for use in a tire pressure monitoring system
EP1717068A2 (en) Method for data exchange between tractor and trailer
US7190253B2 (en) Door control system and method for vehicles
US6879252B2 (en) Method and apparatus for associating tires with tire locations of a vehicle
JP3672793B2 (en) Dsrc the vehicle-mounted device
RU2398680C2 (en) Tire state control system
US20060001534A1 (en) Tire air pressure monitoring system
JP2007028276A (en) On-vehicle receiver system
US20030201882A1 (en) Addressable vehicle monitoring system and method
KR20040012571A (en) Id registration method for tire air pressure sensor, id registration system, tire air pressure monitoring system, tire air pressure sensor, and smart control system
CA2341790A1 (en) Tire pressure display device
US20090240383A1 (en) Automobile detection and control gateway interface and method thereof
CA2314034A1 (en) Two way field tester for eot device
CN102096956B (en) Data processing method of remote-control no-key system for automobile
EP1353812B1 (en) Method for automatically locating a motor vehicle wheel and corresponding locating unit
JP2005138826A (en) Method and system for reporting theft and towing of vehicle
CN1201949C (en) Device and method for remote-controller failure of car
EP1982876A3 (en) Keyless entry system
CN1787028A (en) Car fault auto-detecting system and method
KR101067462B1 (en) Method and apparatus for determining identifiable tire position location in a tire pressure monitoring system
US8035500B2 (en) Method and device for allocating triggered transmitters of a tire monitoring system, especially of a tire-pressure monitoring system
US20050231433A1 (en) Antenna for tire pressure monitoring wheel electronic device
EP1407937A3 (en) Remote control device for vehicles

Legal Events

Date Code Title Description
C06 Publication
C10 Entry into substantive examination
C53 Correction of patent for invention or patent application
COR Change of bibliographic data

Free format text: CORRECT: INVENTOR; FROM: LIANG LUJUN HAN BENZHONG HUANG DONGYA WANG SHIHAI GU CHANGFEI TO: HUANG DONGYA HAN BENZHONG LIANG LUJUN WANG SHIHAI GU CHANGFEI

C14 Grant of patent or utility model