CN103192669A - Tire pressure sensor setting method - Google Patents
Tire pressure sensor setting method Download PDFInfo
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- CN103192669A CN103192669A CN201310103233XA CN201310103233A CN103192669A CN 103192669 A CN103192669 A CN 103192669A CN 201310103233X A CN201310103233X A CN 201310103233XA CN 201310103233 A CN201310103233 A CN 201310103233A CN 103192669 A CN103192669 A CN 103192669A
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- tyre pressure
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Abstract
The invention discloses a tire pressure sensor setting method. Firstly, the tire pressure sensor is mounted in the tire and started, and then the following steps are executed: step A, a master control processing unit is provided for comparing a monitored parameter with a judging preset value, judging whether the air pressure value in the tire is greater than the tire pressure judging preset value, executing a step B when the air pressure value in the tire is less than the tire pressure judging preset value, and executing a step C when the air pressure value in the tire is greater than the tire pressure judging preset value; step B, the master control processing unit receives a wireless signal by a receiving unit, thus, a communication protocol of the tire pressure sensor can be changed; step C, the master control processing unit receives the wireless signal, which is received by the receiving unit, no longer, thus, the communication protocol of the tire pressure sensor cannot be changed. By the tire pressure sensor setting method, after being set, the tire pressure sensor can automatically save the settings, the tire pressure sensor only can be set by a certain operation step, and setting in mistake and amending in mistake both can be avoided.
Description
Technical field
The present invention relates to the technical field of sensor, relate in particular to a kind of tyre pressure sensor establishing method.
Background technology
Tyre pressure sensor on the market has two kinds of tyre pressure sensors in addition except the tyre pressure sensor of traditional a pair of same form now.First kind is earlier many communications protocols to be stored in the internal memory of tyre pressure sensor, transmits the communications protocol designated code and trigger sign indicating number with setting means again to start tyre pressure sensor to tyre pressure sensor after being installed on tire.Second kind tyre pressure sensor without any the communications protocol program, but after installing, with setting means the communications protocol program that will carry out is passed to tyre pressure sensor again, can there be the communications protocol program in tyre pressure sensor in the internal memory after receiving the communications protocol program and carries out.No matter and be that first kind or second kind tyre pressure sensor mostly are to adopt 315KHz or 433KHz Wireless transmission mode to carry out at present when using setting means to transmit.But because transmission over radio does not have directivity, therefore mistake will take place if the situation that changes by mistake in the process of setting.For example: when operating personal when setting the tyre pressure sensor of car the near front wheel probably the tyre pressure sensor of off front wheel also received the setting signal that will pass to the near front wheel tyre pressure sensor originally and synchronous being modified.Or the tyre pressure sensor that is parked in the adjacent B car in next door when operating personal when setting the tyre pressure sensor of A car has also received signal and has been modified.
Summary of the invention
In view of the deficiency that above-mentioned prior art exists, the present invention proposes a kind of tyre pressure sensor establishing method that can save from damage automatically after setting.
For reaching above-mentioned purpose, the present invention proposes a kind of tyre pressure sensor establishing method, earlier tyre pressure sensor is installed in the tire and startup, carries out following steps then:
Steps A, provide a master control processing unit, be used for carrying out monitoring parameter value and the comparison of judging preset value, comparison at described master control processing unit enterprising road wheel tire internal gas pressure value and tire pressure judgement preset value, judge whether this monitoring parameter of tire internal gas pressure value judges preset value greater than tire pressure, execution in step B when tire internal gas pressure value is judged preset value less than tire pressure, execution in step C when tire internal gas pressure value is judged preset value greater than tire pressure;
Step B, described master control processing unit can change the communications protocol of described tyre pressure sensor by the wireless signal that a receiving element receives;
Step C, this master control processing unit no longer receive by the received wireless signal of receiving element, and the communications protocol of described tyre pressure sensor can not be changed, and finish the installation of a tyre pressure sensor and set.
As a further improvement on the present invention, a step D is arranged between described steps A and the step B;
Step D, described master control processing unit judge whether flag is first judgment value, if first judgment value execution in step F then, if described flag is not then execution in step G of first judgment value;
Step F, a time meter is made zero and start, and compare tire internal gas pressure value and tire pressure again and judge preset value, if tire internal gas pressure value is judged preset value greater than tire pressure, then get back to described steps A, if tire internal gas pressure value is judged preset value less than tire pressure, then execution in step H;
Whether step G, comparison tire internal gas pressure value judge preset value greater than tire pressure, if tire internal gas pressure value is judged preset value greater than tire pressure, then get back to steps A, judge preset value as if tire internal gas pressure value less than tire pressure, then execution in step H;
Step H, judge that whether the time value of time meter judge parameter value greater than Preset Time, if the time value of time meter is judged parameter value greater than Preset Time, execution in step B then, if the time value of time meter is judged parameter value less than Preset Time, execution in step G then.
As a further improvement on the present invention, a step e is arranged after the described step C, a flag is set not first judgment value, a time meter is made zero and start after execution in step G again.
As a further improvement on the present invention, the described master control processing unit of described step B receives by the received wireless signal of receiving element, and the setting of described tyre pressure sensor can be changed and execution in step I;
Step I, time meter stop timing and keep its numerical value, and flag is changed to second judgment value and execution in step A.
As a further improvement on the present invention, the described tyre pressure sensor of described startup is to use a setting means, and transmission work signal is given described tyre pressure sensor, starts described tyre pressure sensor.
As a further improvement on the present invention, described work signal comprises the communication protocol designated code and triggers sign indicating number.
As a further improvement on the present invention, described work signal comprises the communications protocol formula.
As a further improvement on the present invention, there is no storage communications protocol formula in the mnemon of described tyre pressure sensor.
As a further improvement on the present invention, store the communications protocol formula in the mnemon of described tyre pressure sensor.
In tyre pressure sensor described in the establishing method of the present invention, be provided with the mnemon of a blank.
In tyre pressure sensor described in the establishing method of the present invention, be provided with a mnemon, store several communications protocol formulas in the described mnemon.
Tyre pressure sensor establishing method of the present invention has following beneficial effect:
1, the present invention can save from damage after setting automatically.
2, the present invention needs just can carry out the tyre pressure sensor setting through certain control step.
3, the present invention can avoid by mistake if change by mistake.
Description of drawings
Fig. 1 is the function block schematic diagram of circuit card among the present invention.
Fig. 2 is the establishing method diagram of circuit of the first embodiment of the present invention.
Fig. 3 is the establishing method diagram of circuit of the second embodiment of the present invention.
Primary clustering nomenclature among the figure:
Master control processing unit 10 mnemons 11
Pressure-sensing unit 12 temperature sensing units 13
The specific embodiment
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The tyre pressure sensor that present embodiment adopts comprises: comprise housing, valve and circuit card, described valve conducting is arranged on the end of described housing, and described circuit card is arranged in the described housing.As shown in Figure 1, described circuit card is provided with: master control processing unit 10, in have the mnemon 11 of some groups of communications protocol formulas, the pressure-sensing unit 12 that is used for the force value in the detecting tire, the temperature sensing unit 13 that is used for the temperature value in the detecting tire, the acceleration induction unit 14 that is used for the accekeration in the detecting tire, be used for measured numerical value is outwards transmitted LF transmission interface 15 with LF (Low Frequency) type of transmission, be used for the RF transmission interface 16 of measured numerical value with the outside transmission of RF (Radio Frequency) type of transmission, be used for receiving the outside wireless signal that transmits and signal is passed to the receiving element 17 of master control processing unit 10, and be used to described tyre pressure sensor that the battery pack 18 of required electric power is provided.
As shown in Figure 1, mnemon 11, pressure-sensing unit 12, temperature sensing unit 13, acceleration induction unit 14, LF transmission interface 15, RF transmission interface 16, receiving element 17 and battery pack 18 are connected with master control processing unit 10 respectively.
Embodiment one:
Fig. 2 is the establishing method diagram of circuit of the first embodiment of the present invention.As shown in Figure 2, the tyre pressure sensor establishing method of present embodiment is specific as follows:
Above-mentioned tyre pressure sensor is installed in the tire.
Use a setting means to give tyre pressure sensor with Wireless transmission mode transmission work signal, start described tyre pressure sensor.Described work signal comprises the communications protocol designated code and triggers sign indicating number in the present embodiment.At this moment, the atmospheric pressure value in the tire can be detected in the pressure-sensing unit in the described tyre pressure sensor, and signal is passed to the master control processing unit.And then execution following steps:
Steps A, carry out monitoring parameter value and the comparison of judging preset value by the master control processing unit.On described master control processing unit, can carry out the comparison that tire internal gas pressure value and tire pressure are judged preset value, judge whether this monitoring parameter of tire internal gas pressure value judges preset value greater than tire pressure, execution in step B when tire internal gas pressure value is judged preset value less than tire pressure, execution in step C when tire internal gas pressure value is judged preset value greater than tire pressure.
Step B, described master control processing unit can change the communications protocol of described tyre pressure sensor by the wireless signal that a receiving element receives.For example tire internal gas pressure value is 15psi.And tire pressure judges that when preset value was 28psi, then described master control processing unit still received the change setting that is carried out tyre pressure sensor by the received wireless signal of receiving element.
Step C, because the tire pressure value judge preset value greater than tire pressure, so described master control processing unit no longer receives by the received wireless signal of receiving element, the communications protocol of described tyre pressure sensor can not be changed, finish the installation of a tyre pressure sensor and set.For example tire is inflated to standard value 30-35psi, this moment is because tire internal gas pressure value is judged preset value greater than tire pressure, therefore described master control processing unit just no longer receives the wireless signal that is transmitted by receiving element, makes the setting operation of described tyre pressure sensor enter the state of pinning.
Use above-mentioned tyre pressure sensor establishing method and can avoid the situation that the tyre pressure sensor that configured is being changed by mistake or mistake is established under unexpected situation.
In the time will making amendment setting for described tyre pressure sensor again, operating personal only needs tire is lost heart, and makes the interior atmospheric pressure value of tire less than judging preset value; And because tire internal gas pressure value less than judging preset value, so described master control processing unit just can be accepted the work signal that transmitted by receiving element again, and can be to the setting of making amendment again of described tyre pressure sensor.
Embodiment two:
Fig. 3 is the establishing method diagram of circuit of the second embodiment of the present invention.As shown in Figure 3, the tyre pressure sensor establishing method of present embodiment is specific as follows:
Above-mentioned tyre pressure sensor is installed in the tire.
Use a setting means to give tyre pressure sensor with Wireless transmission mode transmission work signal, start described tyre pressure sensor.Described work signal comprises the communications protocol formula in the present embodiment.At this moment, the atmospheric pressure value in the tire can be detected in the pressure-sensing unit in the described tyre pressure sensor, and signal is passed to the master control processing unit.And then execution following steps:
Steps A, carry out monitoring parameter value and the comparison of judging preset value by the master control processing unit.On described master control processing unit, can carry out the comparison that tire internal gas pressure value and tire pressure are judged preset value, judge whether this monitoring parameter of tire internal gas pressure value judges preset value greater than tire pressure, execution in step B when tire internal gas pressure value is judged preset value less than tire pressure, execution in step C when tire internal gas pressure value is judged preset value greater than tire pressure.
Step B, described master control processing unit can change the communications protocol of described tyre pressure sensor by the wireless signal that a receiving element receives.For example tire internal gas pressure value is 15psi.And tire pressure judges that when preset value was 28psi, then described master control processing unit still received the change setting that is carried out tyre pressure sensor by the received wireless signal of receiving element.
Step C, because the tire pressure value judge preset value greater than tire pressure, so described master control processing unit no longer receives by the received wireless signal of receiving element, the communications protocol of described tyre pressure sensor can not be changed, finish the installation of a tyre pressure sensor and set.For example tire is inflated to standard value 30-35psi, this moment is because tire internal gas pressure value is judged preset value greater than tire pressure, therefore described master control processing unit just no longer receives the wireless signal that is transmitted by receiving element, makes the setting operation of described tyre pressure sensor enter the state of pinning.
And in order more to promote the safety of tyre pressure sensor when setting, described master control processing unit is judging tire internal gas pressure value can add the factor of judgment of another parameter value and a schedule time value again when whether being lower than the judgement preset value.Concrete establishing method with reference to second embodiment of the invention shown in Figure 3 is as follows:
Be fit into a tyre pressure sensor in the tire and start described tyre pressure sensor.
Steps A, carry out monitoring parameter value and the comparison of judging preset value by the master control processing unit.On described master control processing unit, can carry out the comparison that tire internal gas pressure value and tire pressure are judged preset value, judge whether this monitoring parameter of atmospheric pressure value in the tire judges preset value greater than tire pressure, as the little tire pressure of tire internal gas pressure value execution in step B when judging preset value, execution in step C when tire internal gas pressure value is judged preset value greater than described tire pressure.
Step C, because the tire pressure value judge preset value greater than tire pressure, so described master control processing unit no longer receives by the received wireless signal of receiving element, the communications protocol of described tyre pressure sensor can not be changed, make the setting operation of described tyre pressure sensor enter state and the execution in step E of locking.
Step D, described master control processing unit judge flag whether be first judgment value for example flag whether be first judgment value; If first judgment value is execution in step F then, if described flag is not then execution in step G of first judgment value;
Step e, a flag is set at first judgment value, does not allow communications protocol to change, a time meter is made zero and start after execution in step G again;
Step F, a time meter is made zero and start, and compare tire internal gas pressure value and tire pressure again and judge preset value, if tire internal gas pressure value is judged preset value greater than tire pressure, then get back to described steps A, if tire internal gas pressure value is judged preset value less than tire pressure, then execution in step H;
Whether step G, comparison tire internal gas pressure value judge preset value greater than tire pressure, if tire internal gas pressure value is judged preset value greater than tire pressure, then get back to steps A, judge preset value as if tire internal gas pressure value less than tire pressure, then execution in step H;
Step H, judge that whether the time value of time meter judge parameter value greater than Preset Time, if the time value of time meter is judged parameter value greater than Preset Time, execution in step B then, if the time value of time meter is judged parameter value less than Preset Time, execution in step G then.
Step B, described master control processing unit can change and execution in step I the communications protocol of described tyre pressure sensor by the wireless signal that a receiving element receives.For example tire internal gas pressure value is 15psi, and tire pressure judges that when preset value was 28psi, then described master control processing unit still received the change setting that is carried out tyre pressure sensor by the received wireless signal of receiving element.
Step I, time meter stop timing and keep its numerical value, and flag is changed to second judgment value, and for example flag changes to 1 and execution in step A.
Can prevent that with the establishing method of the second embodiment of the present invention tire from being changed by mistake before the unaerated accidentally setting behind the communications protocol, or the situation that tire is changed by mistake when losing heart accidentally in the short time takes place, and makes the communications protocol of tyre pressure sensor set more secure.
The above only is preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. tyre pressure sensor establishing method is characterized in that: earlier tyre pressure sensor is installed in the tire and starts, carry out following steps then:
Steps A, provide a master control processing unit, be used for carrying out monitoring parameter value and the comparison of judging preset value, comparison at described master control processing unit enterprising road wheel tire internal gas pressure value and tire pressure judgement preset value, judge whether this monitoring parameter of tire internal gas pressure value judges preset value greater than tire pressure, execution in step B when tire internal gas pressure value is judged preset value less than tire pressure, execution in step C when tire internal gas pressure value is judged preset value greater than tire pressure;
Step B, described master control processing unit can change the communications protocol of described tyre pressure sensor by the wireless signal that a receiving element receives;
Step C, this master control processing unit no longer receive by the received wireless signal of receiving element, and the communications protocol of described tyre pressure sensor can not be changed, and finish the installation of a tyre pressure sensor and set.
2. tyre pressure sensor establishing method as claimed in claim 1 is characterized in that: a step D is arranged between described steps A and the step B;
Step D, described master control processing unit judge whether flag is first judgment value, if first judgment value execution in step F then, if described flag is not then execution in step G of first judgment value;
Step F, a time meter is made zero and start, and compare tire internal gas pressure value and tire pressure again and judge preset value, if tire internal gas pressure value is judged preset value greater than tire pressure, then get back to described steps A, if tire internal gas pressure value is judged preset value less than tire pressure, then execution in step H;
Whether step G, comparison tire internal gas pressure value judge preset value greater than tire pressure, if tire internal gas pressure value is judged preset value greater than tire pressure, then get back to steps A, judge preset value as if tire internal gas pressure value less than tire pressure, then execution in step H;
Step H, judge that whether the time value of time meter judge parameter value greater than Preset Time, if the time value of time meter is judged parameter value greater than Preset Time, execution in step B then, if the time value of time meter is judged parameter value less than Preset Time, execution in step G then.
3. tyre pressure sensor establishing method as claimed in claim 1 is characterized in that: a step e is arranged after the described step C, a flag is set not first judgment value, a time meter is made zero and start after execution in step G again.
4. tyre pressure sensor establishing method as claimed in claim 1 is characterized in that: the described master control processing unit of described step B receives by the received wireless signal of receiving element, and the setting of described tyre pressure sensor can be changed and execution in step I;
Step I, time meter stop timing and keep its numerical value, and flag is changed to second judgment value and execution in step A.
5. tyre pressure sensor establishing method as claimed in claim 1, it is characterized in that: the described tyre pressure sensor of described startup is to use a setting means, and transmission work signal is given described tyre pressure sensor, starts described tyre pressure sensor.
6. tyre pressure sensor establishing method as claimed in claim 5 is characterized in that: described work signal comprises the communication protocol designated code and triggers sign indicating number.
7. tyre pressure sensor establishing method as claimed in claim 5, it is characterized in that: described work signal comprises the communications protocol formula.
8. tyre pressure sensor establishing method as claimed in claim 6 is characterized in that: there is no in the mnemon of described tyre pressure sensor and store the communications protocol formula.
9. tyre pressure sensor establishing method as claimed in claim 7 is characterized in that: store the communications protocol formula in the mnemon of described tyre pressure sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310103233.XA CN103192669B (en) | 2013-03-27 | 2013-03-27 | Tire pressure sensor setting method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310103233.XA CN103192669B (en) | 2013-03-27 | 2013-03-27 | Tire pressure sensor setting method |
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| CN103192669A true CN103192669A (en) | 2013-07-10 |
| CN103192669B CN103192669B (en) | 2015-05-20 |
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| CN201310103233.XA Active CN103192669B (en) | 2013-03-27 | 2013-03-27 | Tire pressure sensor setting method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9522579B1 (en) | 2015-06-02 | 2016-12-20 | Continental Automotive Systems, Inc. | Tire pressure monitoring sensor |
| US9579938B2 (en) | 2015-06-01 | 2017-02-28 | Continental Automotive Systems, Inc. | Apparatus and method to adjust LF sensitivity of TPM sensor |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020075146A1 (en) * | 2000-12-19 | 2002-06-20 | Setsuhiro Saheki | Transmitter and transmitting method of tire condition monitoring apparatus |
| JP2005206073A (en) * | 2004-01-23 | 2005-08-04 | Honda Motor Co Ltd | Tire air pressure monitoring device |
| CN201161534Y (en) * | 2008-02-22 | 2008-12-10 | 哈尔滨工业大学 | Calibration instrument of automobile tyre pressure monitoring system |
| CN102529605A (en) * | 2010-12-17 | 2012-07-04 | 橙的电子股份有限公司 | Wireless tire pressure sensor and standard pressure setting method, wireless tire pressure triggering device |
| CN102950981A (en) * | 2011-08-31 | 2013-03-06 | 联创汽车电子有限公司 | Matching method of TPMS (Tire Pressure Monitor System) system sensor and receiver |
-
2013
- 2013-03-27 CN CN201310103233.XA patent/CN103192669B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020075146A1 (en) * | 2000-12-19 | 2002-06-20 | Setsuhiro Saheki | Transmitter and transmitting method of tire condition monitoring apparatus |
| JP2005206073A (en) * | 2004-01-23 | 2005-08-04 | Honda Motor Co Ltd | Tire air pressure monitoring device |
| CN201161534Y (en) * | 2008-02-22 | 2008-12-10 | 哈尔滨工业大学 | Calibration instrument of automobile tyre pressure monitoring system |
| CN102529605A (en) * | 2010-12-17 | 2012-07-04 | 橙的电子股份有限公司 | Wireless tire pressure sensor and standard pressure setting method, wireless tire pressure triggering device |
| CN102950981A (en) * | 2011-08-31 | 2013-03-06 | 联创汽车电子有限公司 | Matching method of TPMS (Tire Pressure Monitor System) system sensor and receiver |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9579938B2 (en) | 2015-06-01 | 2017-02-28 | Continental Automotive Systems, Inc. | Apparatus and method to adjust LF sensitivity of TPM sensor |
| US9522579B1 (en) | 2015-06-02 | 2016-12-20 | Continental Automotive Systems, Inc. | Tire pressure monitoring sensor |
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| Publication number | Publication date |
|---|---|
| CN103192669B (en) | 2015-05-20 |
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