CN102452280B - Tire pressure monitoring system and control method thereof - Google Patents
Tire pressure monitoring system and control method thereof Download PDFInfo
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- CN102452280B CN102452280B CN201010523188.XA CN201010523188A CN102452280B CN 102452280 B CN102452280 B CN 102452280B CN 201010523188 A CN201010523188 A CN 201010523188A CN 102452280 B CN102452280 B CN 102452280B
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Abstract
The invention provides a tire pressure monitoring system and a control method thereof. The tire pressure monitoring system comprises a portable modification module and a monitoring module arranged in at least one wheel, wherein the monitoring module comprises a first processing unit, a high-frequency launching unit, a low-frequency receiving unit and a tire parameter detection unit; the high-frequency launching unit, the low-frequency receiving unit and the tire parameter detection unit are respectively electrically connected with the first processing unit; the portable modification module comprises a second high-frequency receiving unit, a second low-frequency launching unit, a second processing unit, a second display unit and an input unit; and the second high-frequency receiving unit, the second low-frequency launching unit, the second display unit and the input unit are respectively electrically connected with the second processing unit. According to the tire pressure monitoring system and the control method thereof, wheel position parameters stored in the monitoring module in the wheel can be conveniently detected and modified, and the wheel is not needed to be dismounted from a vehicle or the wheel is not needed to be disassembled.
Description
Technical field
The invention belongs to vehicle safety field, relate in particular to a kind of tire pressure monitoring system and control method thereof.
Background technology
Along with the progress of technology, the installation of tire pressure monitoring system on vehicle is now more and more general.Tire pressure monitoring system can the each inside tires of timely monitor vehicle the parameter such as air pressure, temperature, when sending in time alarm or making vehicle stop, the harm that having reduced blows out causes appears when abnormal in above-mentioned parameter.
Tire pressure monitoring system generally includes the monitoring modular that is positioned at wheel and the control module that is positioned at vehicle body, and when work, monitoring modular often sends high-frequency signal to control module at regular intervals, and the corresponding information of tire is transferred to control module.General vehicle is all provided with four or more wheel, and a monitoring modular is installed in each wheel, stores wheel position parameter in monitoring modular, such as the near front wheel, off front wheel, left rear wheel, off hind wheel etc.Described wheel position parameter sets in advance in monitoring modular, and then the monitoring modular that sets wheel position parameter is installed in wheel, therefore, once after wheel installs, the wheel position parameter in monitoring modular just can not be revised.But, in real work, because the carelessness of operating personal may be wrongly installed by monitoring modular, or wheel is wrongly installed.Revise above-mentioned mistake and just wheel must be pulled down from car, or removing vehicle tyres itself, very inconvenient.And, in order to make tyre equalizing wearing and tearing, after tire used a period of time, the also position of wheel change more, the problem of bringing is thus that monitoring modular also will be changed, and needs removing vehicle tyres itself.
Summary of the invention
The present invention solves above-mentioned to provide a kind of tire pressure monitoring system because wrongly installed or change the problem that wheel position needs removing vehicle tyres, and this tire pressure monitoring system can detect and revise where necessary wheel position parameter easily, does not need removing vehicle tyres.
Tire pressure monitoring system of the present invention, comprises portable modified module and is arranged on the monitoring modular at least one wheel;
Described monitoring modular comprises: the first processing unit, high-frequency emission unit, low frequency receiving element and tire parameter detecting unit, and described high-frequency emission unit, low frequency receiving element and tire parameter detecting unit are electrically connected with the first processing unit respectively;
Described portable modified module comprises: the second high frequency receiving element, the second low frequencies unit, the second processing unit, the second display unit and input block, and described the second high frequency receiving element, the second low frequencies unit, the second display unit and input block are electrically connected with the second processing unit respectively;
Described input block is to the second processing unit input sense command or amendment order, described the second processing unit is inputted detection information or amendment information according to described sense command or amendment order to the second low frequencies unit, and described the second low frequencies unit is by described detection information or amendment information converts detection low frequency signal to or amendment low frequency signal is launched; Described low frequency receiving element receives described detection low frequency signal or amendment low frequency signal and described detection low frequency signal or amendment low frequency signal is converted to detection information or revise input information in the first processing unit;
The first processing unit is by the wheel position parameter comparison of the wheel position parameter comprising in described detection information and self storage; If the wheel position parameter of the two is identical, the first processing unit gathers the tire intrinsic parameter information of tire parameter detecting unit and is transferred to high-frequency emission unit, and high-frequency emission unit is modulated into described tire intrinsic parameter information high-frequency signal and launches; The second high frequency receiving element receives described high-frequency signal and demodulates tire intrinsic parameter communication to the second processing unit, and the second processing unit is processed backward the second display unit to described tire intrinsic parameter information and sent the tire internal information that idsplay order control the second display unit shows corresponding the first processing unit place wheel; If the wheel position parameter difference of the two, the second display unit does not show the tire internal information of corresponding the first processing unit place wheel;
The wheel position parameter modification that the first processing unit is stored self according to the amendment information receiving is identical with the wheel position parameter comprising in amendment information.
Further, described tire parameter detecting unit comprises temperature sensor, pressure sensor and/or speed sensor, described temperature sensor, pressure sensor and speed sensor are electrically connected with the first processing unit respectively, and described tire intrinsic parameter information comprises temperature information, pressure information and/or velocity information.
Further, described input block comprises a function button that mode key is identical with wheel quantity with quantity, and described mode key can be switched between detecting pattern and amendment pattern, and each function button is corresponding with a wheel; In the time that mode key is positioned at detecting pattern, function button backward the second processing unit that is pressed is inputted the sense command of corresponding wheel, described the second processing unit call the detection information of self storage according to described sense command and by described detection input information to the second low frequencies unit; In the time that mode key is positioned at amendment pattern, function button backward the second processing unit that is pressed is inputted the amendment order of corresponding wheel, described the second processing unit according to the amendment information of described amendment command calls self storage and by described amendment input information to the second low frequencies unit.
Further, described detection information comprises 5 bytes, and wherein the first two byte is for waking number up, and the 3rd byte is for detecting instruction, and the 4th byte is wheel position parameter, and the 5th byte is checking command; Described amendment information comprises 5 bytes, and wherein the first two byte is for waking number up, and the 3rd byte is modify instruction, and the 4th byte is wheel position parameter, and the 5th byte is checking command.
Further, described wheel is four, is provided with a monitoring modular in each wheel.
Further, the frequency of described detection low frequency signal and amendment low frequency signal is 125KHZ, and the frequency of described high-frequency signal is 315MHZ or 433MHZ.
The present invention also provides a kind of control method of tire pressure monitoring system, and this control method can detect and revise where necessary wheel position parameter easily.
The control method of tire pressure monitoring system of the present invention, described tire pressure monitoring system comprises portable modified module and is arranged on the monitoring modular at least one wheel;
Described monitoring modular comprises: the first processing unit, high-frequency emission unit, low frequency receiving element and tire parameter detecting unit, and described high-frequency emission unit, low frequency receiving element and tire parameter detecting unit are electrically connected with the first processing unit respectively;
Described portable modified module comprises: the second high frequency receiving element, the second low frequencies unit, the second processing unit, the second display unit and input block, described the second high frequency receiving element, the second low frequencies unit, the second display unit and input block are electrically connected with the second processing unit respectively, and described portable modified module can be set as detecting pattern and amendment pattern;
Described control method comprises the steps:
A, portable modified module is set as detecting pattern by operating personal, and make portable modified module near a wheel that will overhaul;
B, input the detection of this wheel to input block before, order, input block is inputted sense command according to order before described detection to the second processing unit, described the second processing unit is according to described sense command to the second low frequencies unit input detection information, and the second low frequencies unit converts described detection information to detection low frequency signal and launches;
C, low frequency receiving element receives described detection low frequency signal and described detection low frequency signal is converted to and detects input information in the first processing unit;
D, the first processing unit is by the wheel position parameter comparison of the wheel position parameter comprising in described detection information and self storage;
If the wheel position parameter of the two is identical, the first processing unit gathers the tire intrinsic parameter information of tire parameter detecting unit, then after described tire intrinsic parameter information being processed, be transferred to high-frequency emission unit, high-frequency emission unit is modulated into described tire intrinsic parameter information high-frequency signal and launches; The second high frequency receiving element receives described high-frequency signal and carries out demodulation, give the second processing unit by the tire intrinsic parameter communication demodulating, the second processing unit is processed backward the second display unit to described tire intrinsic parameter information and is sent idsplay order, and the second display unit shows the tire internal information that will overhaul wheel;
If the wheel position parameter difference of the two, the second display unit does not show the tire internal information that will overhaul wheel, portable modified module is set as amendment pattern by operating personal, input the amendment of this wheel to input block before, order, input block is ordered to the second processing unit input amendment according to order before described amendment, described the second processing unit is inputted amendment information according to described amendment order to the second low frequencies unit, the second low frequencies unit converts described amendment information to amendment low frequency signal and launches, low frequency receiving element receives described amendment low frequency signal and converts described amendment low frequency signal to amendment input information in the first processing unit, the wheel position parameter modification that the first processing unit is stored self according to the amendment information receiving is identical with the wheel position parameter comprising in amendment information,
E, portable modified module is set as detecting pattern by operating personal, and the wheel that portable modified module will be overhauled near the next one, repeating step B, C, D;
F, repeating step E, until completing steps E of all wheels that will overhaul.
Further, described tire parameter detecting unit comprises temperature sensor, pressure sensor and/or speed sensor, described temperature sensor, pressure sensor and speed sensor are electrically connected with the first processing unit respectively, and described tire intrinsic parameter information comprises temperature information, pressure information and/or velocity information.
Further, described input block comprises a function button that mode key is identical with wheel quantity with quantity, and described mode key can be switched between detecting pattern and amendment pattern, and each function button is corresponding with a wheel; In the time that mode key is positioned at detecting pattern, before described detection, order is pressed for corresponding function button, backward the second processing unit input sense command that is pressed of corresponding function button, described the second processing unit call the detection information of self storage according to described sense command and by described detection input information to the second low frequencies unit; In the time that mode key is positioned at amendment pattern, before described amendment, order is pressed for corresponding function button, backward the second processing unit input amendment order that is pressed of corresponding function button, described the second processing unit according to the amendment information of described amendment command calls self storage and by described amendment input information to the second low frequencies unit.
Further, described detection information comprises 5 bytes, and wherein the first two byte is for waking number up, and the 3rd byte is for detecting instruction, and the 4th byte is wheel position parameter, and the 5th byte is checking command; Described amendment information comprises 5 bytes, and wherein the first two byte is for waking number up, and the 3rd byte is modify instruction, and the 4th byte is wheel position parameter, and the 5th byte is checking command.
Further, described wheel is four, is provided with a monitoring modular in each wheel.
Further, the frequency of described detection low frequency signal and amendment low frequency signal is 125KHZ, and the frequency of described high-frequency signal is 315MHZ or 433MHZ.
Further, the distance between portable modified module and the wheel that will overhaul is within 1 meter.
The invention has the beneficial effects as follows: tire pressure monitoring system of the present invention and control method thereof, owing to being provided with special portable modified module, can detect easily and revise where necessary the wheel position parameter of storing in the monitoring modular in wheel, even if operating personal is wrongly installed by monitoring modular or wheel is wrongly installed because of carelessness, also wheel need not be pulled down or removing vehicle tyres from car, only be needed the wheel position parameter of storing in amendment monitoring modular.In addition, the present invention takes full advantage of the shorter characteristic of low frequency signal propagation distance, with the close wheel that will detect or revise of portable modified module, the low frequency signal of the second low frequencies unit transmitting can only propagate in the monitoring modular in the wheel that will detect or revise, and can not propagate in the monitoring modular of other wheel, reduce the interference to other wheel with this.Moreover the portable modified module in the present invention does not need to be arranged on vehicle, and only need to arrange one in some special places (such as production plant, maintenance service shop etc.), therefore can not increase the cost of vehicle.
Brief description of the drawings
Fig. 1 is the principle schematic of the tire pressure monitoring system of one embodiment of the present invention.
Fig. 2 is the principle schematic of control module in one embodiment of the present invention.
Fig. 3 is the principle schematic of portable modified module in one embodiment of the present invention.
Fig. 4 is the principle schematic of monitoring modular in one embodiment of the present invention.
Detailed description of the invention
In order to make technical matters solved by the invention, technical scheme and beneficial effect clearer, below in conjunction with drawings and the embodiments, the present invention is further elaborated.Should be appreciated that detailed description of the invention described herein, only in order to explain the present invention, is not intended to limit the present invention.
As Figure 1-Figure 4, the tire pressure monitoring system of one embodiment of the present invention, comprising: be positioned at the monitoring modular 3 of wheel, the control module 1 that is positioned at vehicle body and portable modified module 2.The quantity of monitoring modular 3 is at least one, has four wheels in present embodiment, and a monitoring modular 3 is installed in each wheel, totally four monitoring modulars 3.
Described control module 1 comprises: third high is receiving element 101, the 3rd low frequencies unit 102, the 3rd processing unit 103 and output unit 104 frequently.Described third high frequently receiving element 101, the 3rd low frequencies unit 102 and output unit 104 is electrically connected with the 3rd processing unit 103 respectively.Described output unit 104 comprises the 3rd display unit and loud speaker, and the 3rd display unit and loud speaker are electrically connected with the 3rd processing unit 103 respectively.
Described portable modified module 2 comprises: the second high frequency receiving element 201, the second low frequencies unit 202, the second processing unit 203, the second display unit 204 and input block 205.The second high frequency receiving element 201, the second low frequencies unit 202, the second display unit 204 and input block 205 are electrically connected with the second processing unit 203 respectively.
Described monitoring modular 3 comprises: the first processing unit 301, high-frequency emission unit 302, low frequency receiving element 303 and tire parameter detecting unit 304, described tire parameter detecting unit 304 comprises temperature sensor, pressure sensor and speed sensor.High-frequency emission unit 302, low frequency receiving element 303 and tire parameter detecting unit 304 are electrically connected with the first processing unit 301 respectively.
After wheel with monitoring modular 3 is installed on vehicle, whether the wheel position parameter that need to detect storage in monitoring modular 3 is consistent with the actual installation position of wheel, such as the near front wheel, in the first processing unit 301 of the monitoring modular 3 in it, the wheel position parameter of storage may be the near front wheel, also be likely off front wheel or other wheel, likely also empty, if the wheel position parameter of storage is the near front wheel in the monitoring modular in the near front wheel 3, do not need amendment, otherwise just need amendment.Concrete detection and amending method are described below.
Described portable modified module 2 is independently parts, can be taken by operating personal the position of any needs.Described input block 205 comprises four function buttons and a mode key, described four function buttons are distinguished the left front key of called after, right front key, left back key and right back key in the present embodiment, described mode key has two control positioies, respectively corresponding two kinds of mode of operations, i.e. detecting pattern and amendment pattern.
After wheel with monitoring modular 3 is installed on vehicle, whether the wheel position parameter that first will detect storage in monitoring modular 3 is consistent with the actual installation position of wheel.Concrete operations mode is as follows: mode key is set to detecting pattern by operating personal, then make the close wheel that will detect of portable modified module 2 (because the propagation distance of low frequency signal is shorter, therefore the distance between portable modified module 2 and the wheel that will detect can not be too far away, otherwise low frequency signal cannot propagate in the monitoring modular 3 in wheel, distance in present embodiment between portable modified module 2 and the wheel that will detect should be within 1 meter), such as near the near front wheel, operating personal is pressed left front key, left front key backward the second processing unit 203 that is pressed is inputted sense command, the second processing unit 203 according to described sense command call self storage detection information and by described detection input information in the second low frequencies unit 202.Described detection information comprises the location information of the near front wheel, and particularly, described detection information comprises 5 bytes, wherein the first two byte is for waking number up, the 3rd byte is detection instruction, the 4th location information that byte is the near front wheel, and the 5th byte is checking command.The second low frequencies unit 202 converts described detection information to detection low frequency signal and launches, due to above-mentioned reason, this detection low frequency signal only has the monitoring modular 3 in the near front wheel to receive, the low frequency receiving element 303 that is specifically the monitoring modular 3 in the near front wheel receives, low frequency receiving element 303 converts the detection low frequency signal receiving to detection information and sends to the first processing unit 301, the first processing units 301 that the wheel position parameter of the near front wheel location parameter in the detection information receiving and self storage is compared.
If the wheel position parameter that the first processing unit 301 is stored is the near front wheel, the result comparing is identical, the temperature information of the first processing unit 301 collecting temperature sensors, the pressure information of pressure sensor, and/or the velocity information of speed sensor, then by described temperature information, pressure information and/or velocity information are processed, signal after treatment is transferred to high-frequency emission unit 302, high-frequency emission unit 302 is modulated into described signal high-frequency signal and launches, the second high frequency receiving element 201 receives described high-frequency signal and carries out demodulation, the signal demodulating is transferred to the second processing unit 203, the second processing unit 203 is processed backward the second display unit 204 to described signal and is sent idsplay order, the second display unit 204 shows the tire internal information of the near front wheel, it is the temperature information of the near front wheel, pressure information and/or velocity information.Therefore, operating personal is seen after the tire internal information that the second display unit 204 shows, can determine that the wheel position parameter of storage in the monitoring modular 3 in the near front wheel is the near front wheel, does not need to modify.
If the wheel position parameter that the first processing unit 301 is stored is off front wheel or other wheel or sky, the result comparing is different, the first processing unit 301 does not carry out any subsequent operation, the second display unit 204 does not show the tire internal information of corresponding wheel, operating personal be can't see the tire internal information that the second display unit 204 shows, the wheel position parameter that can determine storage in the monitoring modular 3 in the near front wheel is not the near front wheel, need to modify.
Concrete modification mode is as follows: mode key is set to amendment pattern by operating personal, then make portable modified module 2 near the near front wheel, operating personal is pressed left front key, backward the second processing unit 203 input amendment order that is pressed of left front key, the second processing unit 203 according to the amendment information of described amendment command calls self storage and by described amendment input information in the second low frequencies unit 202.Described amendment information comprises the location information of the near front wheel, and particularly, described amendment information comprises 5 bytes, and wherein the first two byte is for waking number up, and the 3rd byte is modify instruction, and the 4th byte is wheel position parameter, and the 5th byte is checking command.
The second low frequencies unit 202 converts described amendment information to amendment low frequency signal and launches, due to above-mentioned reason, above-mentioned amendment low frequency signal only has the near front wheel to receive, the low frequency receiving element 303 that is specifically the monitoring modular 3 in the near front wheel receives, low frequency receiving element 303 converts the amendment low frequency signal receiving amendment information to and sends to the first processing unit 301, the first processing unit 301 is according to the wheel position parameter of the amendment information amendment receiving self storage, and the wheel position parameter modification of storing by self is the near front wheel.
The detection of other wheel and amendment are similar to above-mentioned the near front wheel, therefore explanation no longer one by one.
Present embodiment takes full advantage of the shorter characteristic of low frequency signal propagation distance, with the close wheel that will detect or revise of portable modified module 2, the low frequency signal that the second low frequencies unit 202 is launched can only propagate in the monitoring modular 3 in the wheel that will detect or revise, and can not propagate in the monitoring modular 3 in other wheel, complete detection or the amendment of the wheel position parameter of each wheel with this.
In the time of normal work, portable modified module 2 is out-of-run.When automobile in motion, the 3rd low frequencies unit 102 is according to the 3rd work order of the 3rd processing unit 103, launch low-frequency work signal, the calibration of described low-frequency work signal is 125KHZ, the low frequency receiving element 303 of monitoring modular 3 receives described low-frequency work signal and described low-frequency work signal is carried out to demodulation, then the second work order demodulating is transferred to the first processing unit 301, the first processing unit 301 receives after described the second work order, the temperature information of collecting temperature sensor, the pressure information of pressure sensor, velocity information with speed sensor, then by described temperature information, pressure information and velocity information are processed, signal after treatment is transferred to high-frequency emission unit 302, high-frequency emission unit 302 is modulated into described signal high-frequency work signal and launches, the calibration of described high-frequency work signal is 315MHZ or 433MHZ.The third high of control module 1 frequently receiving element 101 receives described high-frequency work signal and carries out demodulation, the job information demodulating is transferred to the 3rd processing unit 103, described job information is processed to backward the 3rd display unit to the 3rd processing unit 103 and/or loud speaker sends the first work order, temperature information, pressure information and the velocity information of the 3rd display unit display of tyre, if desired (such as, excess Temperature in tire, or tire internal gas pressure is when too low), display alarm information, loud speaker sends alarm sound where necessary.
The foregoing is only preferred embodiments of the present invention, not in order to limit the present invention, all any amendments of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (11)
1. a tire pressure monitoring system, is characterized in that, comprises portable modified module and is arranged on the monitoring modular at least one wheel;
Described monitoring modular comprises: the first processing unit, high-frequency emission unit, low frequency receiving element and tire parameter detecting unit, and described high-frequency emission unit, low frequency receiving element and tire parameter detecting unit are electrically connected with the first processing unit respectively;
Described portable modified module comprises: the second high frequency receiving element, the second low frequencies unit, the second processing unit, the second display unit and input block, and described the second high frequency receiving element, the second low frequencies unit, the second display unit and input block are electrically connected with the second processing unit respectively;
Described input block is to the second processing unit input sense command or amendment order, described the second processing unit is inputted detection information or amendment information according to described sense command or amendment order to the second low frequencies unit, and described the second low frequencies unit is by described detection information or amendment information converts detection low frequency signal to or amendment low frequency signal is launched; Described low frequency receiving element receives described detection low frequency signal or amendment low frequency signal and described detection low frequency signal or amendment low frequency signal is converted to detection information or revise input information in the first processing unit;
The first processing unit is by the wheel position parameter comparison of the wheel position parameter comprising in described detection information and self storage; If the wheel position parameter of the two is identical, the first processing unit gathers the tire intrinsic parameter information of tire parameter detecting unit and is transferred to high-frequency emission unit, and high-frequency emission unit is modulated into described tire intrinsic parameter information high-frequency signal and launches; The second high frequency receiving element receives described high-frequency signal and demodulates tire intrinsic parameter communication to the second processing unit, and the second processing unit is processed backward the second display unit to described tire intrinsic parameter information and sent the tire internal information that idsplay order control the second display unit shows corresponding the first processing unit place wheel; If the wheel position parameter difference of the two, the second display unit does not show the tire internal information of corresponding the first processing unit place wheel;
The wheel position parameter modification that the first processing unit is stored self according to the amendment information receiving is identical with the wheel position parameter comprising in amendment information;
Described input block comprises a function button that mode key is identical with wheel quantity with quantity, and described mode key can be switched between detecting pattern and amendment pattern, and each function button is corresponding with a wheel; In the time that mode key is positioned at detecting pattern, function button backward the second processing unit that is pressed is inputted the sense command of corresponding wheel, described the second processing unit call the detection information of self storage according to described sense command and by described detection input information to the second low frequencies unit; In the time that mode key is positioned at amendment pattern, function button backward the second processing unit that is pressed is inputted the amendment order of corresponding wheel, described the second processing unit according to the amendment information of described amendment command calls self storage and by described amendment input information to the second low frequencies unit.
2. tire pressure monitoring system as claimed in claim 1, it is characterized in that, described tire parameter detecting unit comprises temperature sensor, pressure sensor and/or speed sensor, described temperature sensor, pressure sensor and speed sensor are electrically connected with the first processing unit respectively, and described tire intrinsic parameter information comprises temperature information, pressure information and/or velocity information.
3. tire pressure monitoring system as claimed in claim 1, is characterized in that, described detection information comprises 5 bytes, wherein the first two byte is for waking number up, the 3rd byte is for detecting instruction, and the 4th byte is wheel position parameter, and the 5th byte is checking command; Described amendment information comprises 5 bytes, and wherein the first two byte is for waking number up, and the 3rd byte is modify instruction, and the 4th byte is wheel position parameter, and the 5th byte is checking command.
4. tire pressure monitoring system as claimed in claim 1, is characterized in that, described wheel is four, is provided with a monitoring modular in each wheel.
5. tire pressure monitoring system as claimed in claim 1, is characterized in that, the frequency of described detection low frequency signal and amendment low frequency signal is 125KHZ, and the frequency of described high-frequency signal is 315MHZ or 433MHZ.
6. a control method for tire pressure monitoring system, is characterized in that, described tire pressure monitoring system comprises portable modified module and is arranged on the monitoring modular at least one wheel;
Described monitoring modular comprises: the first processing unit, high-frequency emission unit, low frequency receiving element and tire parameter detecting unit, and described high-frequency emission unit, low frequency receiving element and tire parameter detecting unit are electrically connected with the first processing unit respectively;
Described portable modified module comprises: the second high frequency receiving element, the second low frequencies unit, the second processing unit, the second display unit and input block, described the second high frequency receiving element, the second low frequencies unit, the second display unit and input block are electrically connected with the second processing unit respectively, and described portable modified module can be set as detecting pattern and amendment pattern;
Described control method comprises the steps:
A, portable modified module is set as detecting pattern by operating personal, and make portable modified module near a wheel that will overhaul;
B, input the detection of this wheel to input block before, order, input block is inputted sense command according to order before described detection to the second processing unit, described the second processing unit is according to described sense command to the second low frequencies unit input detection information, and the second low frequencies unit converts described detection information to detection low frequency signal and launches;
C, low frequency receiving element receives described detection low frequency signal and described detection low frequency signal is converted to and detects input information in the first processing unit;
D, the first processing unit is by the wheel position parameter comparison of the wheel position parameter comprising in described detection information and self storage;
If the wheel position parameter of the two is identical, the first processing unit gathers the tire intrinsic parameter information of tire parameter detecting unit, then after described tire intrinsic parameter information being processed, be transferred to high-frequency emission unit, high-frequency emission unit is modulated into described tire intrinsic parameter information high-frequency signal and launches; The second high frequency receiving element receives described high-frequency signal and carries out demodulation, give the second processing unit by the tire intrinsic parameter communication demodulating, the second processing unit is processed backward the second display unit to described tire intrinsic parameter information and is sent idsplay order, and the second display unit shows the tire internal information that will overhaul wheel;
If the wheel position parameter difference of the two, the second display unit does not show the tire internal information that will overhaul wheel, portable modified module is set as amendment pattern by operating personal, input the amendment of this wheel to input block before, order, input block is ordered to the second processing unit input amendment according to order before described amendment, described the second processing unit is inputted amendment information according to described amendment order to the second low frequencies unit, the second low frequencies unit converts described amendment information to amendment low frequency signal and launches, low frequency receiving element receives described amendment low frequency signal and converts described amendment low frequency signal to amendment input information in the first processing unit, the wheel position parameter modification that the first processing unit is stored self according to the amendment information receiving is identical with the wheel position parameter comprising in amendment information,
E, portable modified module is set as detecting pattern by operating personal, and the wheel that portable modified module will be overhauled near the next one, repeating step B, C, D;
F, repeating step E, until completing steps E of all wheels that will overhaul;
Described input block comprises a function button that mode key is identical with wheel quantity with quantity, and described mode key can be switched between detecting pattern and amendment pattern, and each function button is corresponding with a wheel; In the time that mode key is positioned at detecting pattern, before described detection, order is pressed for corresponding function button, backward the second processing unit input sense command that is pressed of corresponding function button, described the second processing unit call the detection information of self storage according to described sense command and by described detection input information to the second low frequencies unit; In the time that mode key is positioned at amendment pattern, before described amendment, order is pressed for corresponding function button, backward the second processing unit input amendment order that is pressed of corresponding function button, described the second processing unit according to the amendment information of described amendment command calls self storage and by described amendment input information to the second low frequencies unit.
7. the control method of tire pressure monitoring system as claimed in claim 6, it is characterized in that, described tire parameter detecting unit comprises temperature sensor, pressure sensor and/or speed sensor, described temperature sensor, pressure sensor and speed sensor are electrically connected with the first processing unit respectively, and described tire intrinsic parameter information comprises temperature information, pressure information and/or velocity information.
8. the control method of tire pressure monitoring system as claimed in claim 6, is characterized in that, described detection information comprises 5 bytes, wherein the first two byte is for waking number up, the 3rd byte is for detecting instruction, and the 4th byte is wheel position parameter, and the 5th byte is checking command; Described amendment information comprises 5 bytes, and wherein the first two byte is for waking number up, and the 3rd byte is modify instruction, and the 4th byte is wheel position parameter, and the 5th byte is checking command.
9. the control method of tire pressure monitoring system as claimed in claim 6, is characterized in that, described wheel is four, is provided with a monitoring modular in each wheel.
10. the control method of tire pressure monitoring system as claimed in claim 6, is characterized in that, the frequency of described detection low frequency signal and amendment low frequency signal is 125KHZ, and the frequency of described high-frequency signal is 315MHZ or 433MHZ.
The control method of 11. tire pressure monitoring systems as claimed in claim 6, is characterized in that, the distance between portable modified module and the wheel that will overhaul is within 1 meter.
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| CN201010523188.XA CN102452280B (en) | 2010-10-28 | 2010-10-28 | Tire pressure monitoring system and control method thereof |
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| CN201010523188.XA CN102452280B (en) | 2010-10-28 | 2010-10-28 | Tire pressure monitoring system and control method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104035881A (en) * | 2014-06-17 | 2014-09-10 | 徐州重型机械有限公司 | Vehicle parameter modifying method and vehicle controller |
| CN105437881B (en) * | 2014-08-26 | 2017-09-29 | 嵩镕精密工业股份有限公司 | Tire pressure monitoring system |
| KR101568094B1 (en) * | 2014-09-24 | 2015-11-10 | 현대오트론 주식회사 | Apparatus and method for monitoring tire inflation pressure |
| CN113103830B (en) * | 2020-01-10 | 2022-07-15 | 比亚迪股份有限公司 | Tire pressure monitoring data transmission method and device, repeater unit and vehicle |
| CN112319146B (en) * | 2020-10-16 | 2022-10-11 | 深圳市云伽智能技术有限公司 | Learning method, device, sensor, system and medium of tire pressure monitoring system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN101064518A (en) * | 2006-04-26 | 2007-10-31 | 上海保隆实业股份有限公司 | Expandable multi-tyre TPMS system |
| CN101241633A (en) * | 2008-01-15 | 2008-08-13 | 吴仓荣 | Systematic device for setting and receiving, storing wireless electronic sensor data |
| CN101254738A (en) * | 2008-01-22 | 2008-09-03 | 苏州驶安特汽车电子有限公司 | Matching method for external sensing transmitter and central monitor in tyre pressure monitoring system |
| CN201436216U (en) * | 2009-05-31 | 2010-04-07 | 广东铁将军防盗设备有限公司 | Tyre pressure monitoring system and signal matching device thereof |
-
2010
- 2010-10-28 CN CN201010523188.XA patent/CN102452280B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN101064518A (en) * | 2006-04-26 | 2007-10-31 | 上海保隆实业股份有限公司 | Expandable multi-tyre TPMS system |
| CN101241633A (en) * | 2008-01-15 | 2008-08-13 | 吴仓荣 | Systematic device for setting and receiving, storing wireless electronic sensor data |
| CN101254738A (en) * | 2008-01-22 | 2008-09-03 | 苏州驶安特汽车电子有限公司 | Matching method for external sensing transmitter and central monitor in tyre pressure monitoring system |
| CN201436216U (en) * | 2009-05-31 | 2010-04-07 | 广东铁将军防盗设备有限公司 | Tyre pressure monitoring system and signal matching device thereof |
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