CN106183658A - Low-power consumption TPMS system and control method - Google Patents
Low-power consumption TPMS system and control method Download PDFInfo
- Publication number
- CN106183658A CN106183658A CN201610558477.0A CN201610558477A CN106183658A CN 106183658 A CN106183658 A CN 106183658A CN 201610558477 A CN201610558477 A CN 201610558477A CN 106183658 A CN106183658 A CN 106183658A
- Authority
- CN
- China
- Prior art keywords
- microprocessor
- low
- transition
- power consumption
- velocity sensor
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
- B60C23/02—Signalling devices actuated by tyre pressure
- B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
- B60C23/0408—Signalling devices actuated by tyre pressure mounted on the wheel or tyre transmitting the signals by non-mechanical means from the wheel or tyre to a vehicle body mounted receiver
- B60C23/0422—Signalling devices actuated by tyre pressure mounted on the wheel or tyre transmitting the signals by non-mechanical means from the wheel or tyre to a vehicle body mounted receiver characterised by the type of signal transmission means
- B60C23/0433—Radio signals
- B60C23/0435—Vehicle body mounted circuits, e.g. transceiver or antenna fixed to central console, door, roof, mirror or fender
- B60C23/0445—Means for changing operating mode, e.g. sleep mode, factory mode or energy saving mode
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Measuring Fluid Pressure (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The open a kind of low-power consumption TPMS system of the present invention, including control module and the terminal module that is connected with control module wireless signal, this control module includes microprocessor and the first low frequency Transmit-Receive Unit, this terminal module includes the second low frequency Transmit-Receive Unit and tyre pressure sensor, described control module also includes detecting transition velocity sensor, the interruption generation pin of the sensor of this transition speed is set to the input port of input pattern and is connected with microprocessor, when transition speed being detected, sensor interrupts producing one low level of pin output and drags down microprocessor input mouth, wake up microprocessor up and enter operational mode；When being not detected by transition speed, input port maintains high level, and microprocessor enters park mode.Owing to microprocessor determines static or kinestate according to sensor input and the interruption produced, when requiring low to tire pressure real-time property, enter resting state, select tire pressure data monitoring in good time, thus reduce system power dissipation, extend service time of battery.
Description
Technical field
The present invention relates to vehicle monitoring technical field, particularly to a kind of low-power consumption TPMS system and control method.
Background technology
TPMS(Tire Pressure Monitoring Systems) system generally comprises control module (TCU, TPMS
Control Unit) and terminal module (TTU, TPMS Terminal Unit)；Control module generally includes single-chip microcomputer to data
The reception etc. of process, display reminding and rf data.Tire pressure, temperature and rf data that terminal module generally comprises are sent out
Send.The sampled signal that communicates between control module and terminal module uses radio communication pattern, so that the detecting of terminal module
Data are sent to control module and process.Control module (TCU) monitoring tire pressure data in real time make corresponding decision to feed back to user,
Due to Real-time Feedback tire pressure data so that TPMS system is in continuous duty, increase system power dissipation, and then make to arrange car
Interior system power supply service time of battery shortens, and change battery is to need just can pull down with professional tool simultaneously, thus changes electricity
Pond is the most cumbersome.
Summary of the invention
The technical problem that present invention mainly solves is to provide a kind of low-power consumption TPMS system, and this low-power consumption TPMS system is permissible
Start monitoring tire pressure data as required in real time, reduce system power dissipation, extend the system standby time.
In order to solve the problems referred to above, the present invention provides a kind of low-power consumption TPMS system, and this low-power consumption TPMS system includes: bag
Including control module and the terminal module being connected with control module wireless signal, this control module includes microprocessor and by micro-process
The first low frequency Transmit-Receive Unit that device controls, described terminal module includes the low-frequency wireless signals controlled for reception by control module
The second low frequency Transmit-Receive Unit and the tyre pressure sensor that is connected with low frequency reception device signal, described control module also includes detection
The transition velocity sensor of transition speed, the interruption of this transition velocity sensor produces pin and is set to input pattern with microprocessor
Input port connect, when transition speed being detected, transition velocity sensor interrupt produce pin output one low level draw
Low microprocessor input port, wakes up microprocessor up and enters operational mode；When being not detected by transition speed, input port maintains
High level, microprocessor enters park mode.
Saying further, transition velocity sensor includes acceleration transducer.
Saying further, described low frequency Transmit-Receive Unit frequency is 433Mhz.
Saying further, described microprocessor includes the single-chip microcomputer of band external interrupt wakeup.
The present invention also provides for a kind of low-power consumption TPMS system control method, and this low-power consumption TPMS system control method includes,
Determine stationary vehicle or kinestate；
Determine system park mode or operational mode.
Say further, described determine stationary vehicle or kinestate step include by transition velocity sensor input micro-
The data of reason device determine that vehicle is static or kinestate.
Say further, described determine that system park mode or operational mode step include when microprocessor detects transition
When the transient signal of velocity sensor input or acceleration signal, the interruption of this transition velocity sensor produces pin and exports one
Low level drags down microprocessor input mouth, wakes up microprocessor up and enters operational mode；When microprocessor is not detected by transition speed
When the transient signal of degree sensor input or acceleration signal, microprocessor input mouth maintains high level, enters park mode.
Saying further, described microprocessor includes the single-chip microcomputer of band external interrupt wakeup.
Low-power consumption TPMS system of the present invention, including control module and the terminal module that is connected with control module wireless signal, this control
Molding block includes microprocessor and the first low frequency Transmit-Receive Unit, and this terminal module includes the second low frequency Transmit-Receive Unit and tire pressure sensing
Device, described control module also includes detecting transition velocity sensor, and the interruption of this transition velocity sensor produces pin and Wei Chu
Reason device is set to the input port of input pattern and connects, and when transition speed being detected, sensor interrupts producing pin and exports one
Low level drags down microprocessor input mouth, wakes up microprocessor up and enters operational mode；When being not detected by transition speed, input
Port maintains high level, and microprocessor enters park mode.Due to microprocessor according to transition velocity sensor data input and
The interruption produced determines static or kinestate, when tire pressure real-time property is required relatively low by user by vehicle stationary state,
Making system enter resting state, in good time selectivity is to tire pressure data monitoring, thus to reduce system power dissipation, extends system battery and make
Use the time.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, and the accompanying drawing in describing is the one of the present invention
A little embodiments, to those skilled in the art, on the premise of not paying creative work, it is also possible to according to these
Accompanying drawing obtains other accompanying drawings.
Fig. 1 is low-power consumption TPMS system embodiment structural representation.
Fig. 2 is low-power consumption TPMS system control method schematic flow sheet.
Below in conjunction with embodiment, and referring to the drawings, realization, functional characteristics and the advantage of the object of the invention is made furtherly
Bright.
Detailed description of the invention
In order to make purpose, technical scheme and advantage to be invented clearer, below in conjunction with in the embodiment of the present invention
Accompanying drawing, is clearly and completely described the technical scheme in the embodiment of the present invention, it is clear that described embodiment is invention
A part of embodiment rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not having
The every other embodiment obtained on the premise of making creative work, broadly falls into the scope of protection of the invention.
As it is shown in figure 1, the present invention provides a kind of low-power consumption TPMS system embodiment.
This low-power consumption TPMS system includes: control module 1 and the terminal module 2 being connected with control module 1 wireless signal, should
Control module 1 includes microprocessor 11 and the first low frequency Transmit-Receive Unit 13 controlled by microprocessor 11, and described terminal module 2 wraps
Include for receive the low frequency reception device 22 of low-frequency wireless signals controlled by microprocessor 11 and with the second low frequency transceiving device
The tyre pressure sensor 21 that 22 signals connect, described control module 1 also includes the transition velocity sensor 12 detecting transition speed, should
The generation pin that interrupts of transition velocity sensor 12 is connected, when detecting with microprocessor 11 input port being set to input pattern
During transition speed, transition velocity sensor 12 interrupts producing one low level of pin output and drags down microprocessor 11 input port,
Wake up microprocessor 11 up and enter operational mode；When being not detected by transition speed, input port maintains high level, microprocessor 11
Enter park mode.
Specifically, described control module is generally installed near the console of vehicle, in end Module-embedding tire
Detection tire pressure state.Described transition velocity sensor 12 is the sensing that vehicle transition speed (transient change speed) can be detected
Device, its can include acceleration transducer or other the transition velocity sensor of vehicle transition speed can be detected, when transition speed
Degree sensor 12 detects that transition speed will produce interrupt signal.Described control module 1 includes microprocessor 11 and transition speed
Degree sensor 12, and for carrying out the first low frequency Transmit-Receive Unit 13 of communication, this first low frequency Transmit-Receive Unit with terminal module 2
13 frequencies are 433Mhz, and this microprocessor 11 includes the single-chip microcomputer with external interrupt wakeup.Described transition velocity sensor 12
For detecting vehicle motion or resting state, can be judged by detection transition speed, such as acceleration transducer, when detecting
Transmit relevant data to microprocessor 11 during acceleration process, determine vehicle motion or resting state.Described terminal mould
Block 2 include for receive the second low frequency Transmit-Receive Unit 22 of being controlled by microprocessor 11 and with the second low frequency Transmit-Receive Unit 22 signal
The tyre pressure sensor 21 connected.This second low frequency Transmit-Receive Unit 22 frequency is 433Mhz.Described transition velocity sensor 12 interrupts
Produce pin to be connected with microprocessor 11 input port being set to input pattern, as being microprocessor enable input port
PIN1 connects, and when transition speed being detected, transition velocity sensor interrupts producing one low level of pin output and drags down micro-place
Reason device input port PIN1, the low level state of microcomputer reads input port PIN 1, wake up microprocessor up and enter operation mould
Formula；When being not detected by transition speed, input port PIN1 maintains high level, and microprocessor detects that input port PIN1 continues
During high level, microprocessor enters park mode.Owing to control module is according to transition velocity sensor 12, such as acceleration transducer
The acceleration of detection and the interruption of generation determine static or kinestate, and tire pressure real-time property requires the car reduced user
During resting state, making system enter resting state, in good time selectivity is to tire pressure data monitoring, thus to reduce system power dissipation,
The service life of extension device.
In the present embodiment, described transition velocity sensor 12 is arranged in control module 1, it is also possible to be arranged as required to
On terminal module 2, also can realize above-mentioned technique effect, repeat no more.
As in figure 2 it is shown, the present invention also provides for a kind of low-power consumption TPMS system control method, this low-power consumption TPMS system control method
Including:
Step S10, determines system quiescence or kinestate, specifically, described determines system quiescence or kinestate step bag
Include and determined that vehicle is static or kinestate by the data of transition velocity sensor input microprocessor.
Step S11, determines system park mode or operational mode, specifically, described determines system park mode or fortune
Row mode step includes when microprocessor detects the transient signal or acceleration signal that transition velocity sensor inputs, this wink
Interruption generation one low level of pin output becoming velocity sensor drags down microprocessor input mouth, wakes up microprocessor up and enters
Operational mode；When microprocessor is not detected by transient signal or the acceleration signal of the input of transition velocity sensor, micro-process
Device input port maintains high level, enters park mode.
Specifically, the low-power consumption TPMS system that described low-power consumption TPMS system control method uses includes: control module 1
And the terminal module 2 being connected with control module 1 wireless signal, this control module 1 includes microprocessor 11 and by microprocessor 11
The the first low frequency Transmit-Receive Unit 13 controlled, described terminal module 2 includes the low-frequency wireless controlled for reception by microprocessor 11
The low frequency reception device 22 of signal and the tyre pressure sensor 21 being connected with the second low frequency transceiving device 22 signal, described control module
1 also includes the transition velocity sensor 12 detecting transition speed, and the interruption of this transition velocity sensor 12 produces pin and is set to
Microprocessor 11 input port of input pattern connects, and when transition speed being detected, transition velocity sensor 12 interrupts producing
One low level of pin output drags down microprocessor 11 input port, wakes up microprocessor 11 up and enters operational mode；When not detecting
During to transition speed, input port maintains high level, and microprocessor 11 enters park mode.
Described control module is generally installed near the console of vehicle, detection tire pressure shape in end Module-embedding tire
State.Described transition velocity sensor 12 is the sensor that vehicle transition speed (transient change speed) can be detected, and it is permissible
Including acceleration transducer or other the transition velocity sensor of vehicle transition speed can be detected, when transition velocity sensor 12
Detect that transition speed will produce interrupt signal.Described control module 1 includes microprocessor 11 and transition velocity sensor 12,
And for carrying out the first low frequency Transmit-Receive Unit 13 of communication with terminal module 2, this first low frequency Transmit-Receive Unit 13 frequency is
433Mhz, this microprocessor 11 includes the single-chip microcomputer with external interrupt wakeup.Described transition velocity sensor 12 is used for detecting
Vehicle motion or resting state, can be judged by detection transition speed, such as acceleration transducer, when acceleration being detected
Transmit relevant data to microprocessor 11 process, determine vehicle motion or resting state.Described terminal module 2 includes using
In receiving the second low frequency Transmit-Receive Unit 22 controlled by microprocessor 11 and the tire being connected with the second low frequency Transmit-Receive Unit 22 signal
Pressure sensor 21.This second low frequency Transmit-Receive Unit 22 frequency is 433Mhz.Described transition velocity sensor 12 interrupts producing pin
It is connected with microprocessor 11 input port being set to input pattern, as being microprocessor enable input port PIN1 connection,
When transition speed being detected, transition velocity sensor interrupts producing one low level of pin output and drags down microprocessor input
Mouth PIN1, the low level state of microcomputer reads input port PIN 1, wake up microprocessor up and enter operational mode；When not examining
When measuring transition speed, input port PIN1 maintains high level, when microprocessor detects input port PIN1 permanent High level,
Microprocessor enters park mode.Owing to control module is according to transition velocity sensor 12, such as adding of acceleration transducer detection
The interruption of speed and generation determines static or kinestate, and tire pressure real-time property requires the stationary vehicle shape reduced user
During state, making system enter resting state, in good time selectivity is to tire pressure data monitoring, thus to reduce system power dissipation, extension device
Service life.
In the present embodiment, described transition velocity sensor 12 is arranged in control module 1, it is also possible to be arranged as required to
On terminal module 2, also can realize above-mentioned technique effect, repeat no more.
Described above example only in order to technical scheme to be described, is not intended to limit；Although with reference to previous embodiment
The present invention is described in detail, it will be understood by those within the art that: it still can be to aforementioned each enforcement
Technical scheme described in example is modified, or wherein portion of techniques feature carries out equivalent, and these are revised or replace
Change, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (8)
1. low-power consumption TPMS system, including control module and the terminal module that is connected with control module wireless signal, this control mould
Block includes microprocessor and the first low frequency Transmit-Receive Unit controlled by microprocessor, and described terminal module includes for receiving by controlling
Second low frequency Transmit-Receive Unit and the tire pressure being connected with low frequency reception device signal of the low-frequency wireless signals that molding block controls sense
Device, it is characterised in that described control module also includes the transition velocity sensor detecting transition speed, this transition velocity sensor
Interrupt produce pin and be set to the input port of input pattern with microprocessor and be connected, when transition speed being detected, transition is fast
Degree sensor interrupts producing one low level of pin output and drags down microprocessor input mouth, wakes up microprocessor entrance up and runs mould
Formula；When being not detected by transition speed, input port maintains high level, and microprocessor enters park mode.
Low-power consumption TPMS system the most according to claim 1, it is characterised in that described transition velocity sensor includes accelerating
Degree sensor.
Low-power consumption TPMS system the most according to claim 1, it is characterised in that described low frequency Transmit-Receive Unit frequency is
433Mhz。
Low-power consumption TPMS system the most according to claim 1, it is characterised in that described microprocessor includes band external interrupt
The single-chip microcomputer waken up up.
5. low-power consumption TPMS system control method, including,
Determine stationary vehicle or kinestate；
Determine system park mode or operational mode.
Low-power consumption TPMS system control method the most according to claim 5, it is characterised in that described determine stationary vehicle or
Kinestate step includes, the data of transition velocity sensor input microprocessor determine that vehicle is static or kinestate.
7. according to the low-power consumption TPMS system control method described in claim 5 or 6, it is characterised in that described determine system stop
Sleep mode or operational mode step include, when microprocessor detects the transient signal or acceleration that transition velocity sensor inputs
During signal, the interruption of this transition velocity sensor produces one low level of pin output and drags down microprocessor input mouth, wakes up up
Microprocessor enters operational mode；When microprocessor is not detected by transient signal or the acceleration letter of transition velocity sensor input
Number time, microprocessor input mouth maintain high level, enter park mode.
Low-power consumption TPMS system control method the most according to claim 7, it is characterised in that described microprocessor includes band
The single-chip microcomputer of external interrupt wakeup.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610558477.0A CN106183658A (en) | 2016-07-16 | 2016-07-16 | Low-power consumption TPMS system and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610558477.0A CN106183658A (en) | 2016-07-16 | 2016-07-16 | Low-power consumption TPMS system and control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106183658A true CN106183658A (en) | 2016-12-07 |
Family
ID=57474655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610558477.0A Pending CN106183658A (en) | 2016-07-16 | 2016-07-16 | Low-power consumption TPMS system and control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106183658A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107433828A (en) * | 2017-08-14 | 2017-12-05 | 北京车和家信息技术有限责任公司 | Tire pressure monitoring system, vehicle, tire pressure monitoring method and computer equipment |
| CN114096814A (en) * | 2019-07-19 | 2022-02-25 | 旭硝子欧洲玻璃公司 | Glass-embedded sensor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201849261U (en) * | 2010-11-12 | 2011-06-01 | 大连民族学院 | Energy-efficient automobile blowout tire early-warning device |
| EP2495113A1 (en) * | 2011-03-01 | 2012-09-05 | CUB Elecparts Inc. | Blank tire pressure monitoring device and its setup method |
| CN104002629A (en) * | 2014-06-03 | 2014-08-27 | 上海纵目科技有限公司 | Bluetooth tire pressure transmitter |
| US20140368325A1 (en) * | 2013-06-14 | 2014-12-18 | Cub Elecparts Inc. | Magnetic force transmission type tire pressure sensor device and related setting tool and setting method |
| CN105252972A (en) * | 2015-11-18 | 2016-01-20 | 江苏博锐格电子科技有限公司 | Automobile tire monitoring system and low-power-consumption alarming method thereof |
| CN105437884A (en) * | 2015-12-22 | 2016-03-30 | 广西玲珑轮胎有限公司 | Intelligent all-steel radial tire |
-
2016
- 2016-07-16 CN CN201610558477.0A patent/CN106183658A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201849261U (en) * | 2010-11-12 | 2011-06-01 | 大连民族学院 | Energy-efficient automobile blowout tire early-warning device |
| EP2495113A1 (en) * | 2011-03-01 | 2012-09-05 | CUB Elecparts Inc. | Blank tire pressure monitoring device and its setup method |
| US20140368325A1 (en) * | 2013-06-14 | 2014-12-18 | Cub Elecparts Inc. | Magnetic force transmission type tire pressure sensor device and related setting tool and setting method |
| CN104002629A (en) * | 2014-06-03 | 2014-08-27 | 上海纵目科技有限公司 | Bluetooth tire pressure transmitter |
| CN105252972A (en) * | 2015-11-18 | 2016-01-20 | 江苏博锐格电子科技有限公司 | Automobile tire monitoring system and low-power-consumption alarming method thereof |
| CN105437884A (en) * | 2015-12-22 | 2016-03-30 | 广西玲珑轮胎有限公司 | Intelligent all-steel radial tire |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107433828A (en) * | 2017-08-14 | 2017-12-05 | 北京车和家信息技术有限责任公司 | Tire pressure monitoring system, vehicle, tire pressure monitoring method and computer equipment |
| CN114096814A (en) * | 2019-07-19 | 2022-02-25 | 旭硝子欧洲玻璃公司 | Glass-embedded sensor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201011582Y (en) | Automobile tyre running state detector | |
| CN201736748U (en) | Electric bicycle tyre pressure detection system | |
| TW201912440A (en) | Code writing device, tire pressure monitoring unit and control method capable of being compatible with different communication protocols | |
| CN101470689A (en) | Bidirectional sleep/wake method and device based on USB | |
| CN101420775B (en) | Communication device and signal transferring method | |
| CN104002629A (en) | Bluetooth tire pressure transmitter | |
| CN106183658A (en) | Low-power consumption TPMS system and control method | |
| CN108944282A (en) | Tire changing monitoring method, device for monitoring tyre pressure, system and equipment | |
| KR101571105B1 (en) | Appratus for Tire Presure Monitoring and the Information Transfer Method thereof, Combination Receiver | |
| CN203254902U (en) | Intelligent monitoring system for tire pressure | |
| CN203651364U (en) | Tire pressure monitoring device | |
| CN103832227A (en) | Tire pressure monitoring device | |
| CN201009689Y (en) | Monitoring device for vehicle tyre pressure | |
| CN208593257U (en) | A kind of device for monitoring tyre pressure and system | |
| CN201566429U (en) | Tire pressure monitoring device based on centrifugal force switch | |
| CN100504681C (en) | Power supply management device of tyre pressure monitoring system | |
| CN208867792U (en) | Device for monitoring tyre pressure | |
| CN202728144U (en) | Voice prompting device for automobile meter | |
| US20230191855A1 (en) | Tire monitor with close proximity connectivity | |
| CN2873541Y (en) | Automobile tire pressure monitor | |
| CN202806677U (en) | Keyless entry system and microprocessor arousing unit | |
| CN108790631A (en) | A kind of low-power consumption tyre condition monitoring system | |
| CN202507864U (en) | Tire pressure monitoring system | |
| CN107160955A (en) | A kind of indirect type vehicle tire pressure early warning system based on APP | |
| CN102529605B (en) | Wireless tire pressure sensor and standard pressure setting method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161207 |