CN102729743B - Positioning system and method of TPMS (Tire Pressure Monitor System) measurement transmitting unit - Google Patents
Positioning system and method of TPMS (Tire Pressure Monitor System) measurement transmitting unit Download PDFInfo
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- CN102729743B CN102729743B CN201210256794.9A CN201210256794A CN102729743B CN 102729743 B CN102729743 B CN 102729743B CN 201210256794 A CN201210256794 A CN 201210256794A CN 102729743 B CN102729743 B CN 102729743B
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Abstract
The invention discloses a positioning system and method of a TPMS (Tire Pressure Monitor System) measurement transmitting unit. The positioning system comprises a TPMS receiving display unit and a TPMS measurement transmitting unit; and an assorted ID (Identity) of the TPMS measurement transmitting unit is pre-set in the TPMS receiving display unit. When the TPMS measurement transmitting unit is positioned, an air inflation method and a tire position exchange or low-frequency code matching method configured in the system can be selected to use by a user according to different conditions, so that the user conveniently binds the tire in position. Furthermore, with the adoption of the tire position binding method provided by the invention, the TPMS measurement transmitting unit does not need to be remounted. And the tire positioning binding method has the advantages of good interference resistance and convenience and sensitivity in operation.
Description
Technical field
The present invention relates to position fixing system and the method for tire pressure monitoring system (TPMS, Tire Pressure Monitor System), relate in particular to position fixing system and the method for TPMS measurement transmitter unit.
Background technology
Along with social progress and development, automobile has been an indispensable part during people live, produce, and be accompanied by the high performance of vehicle, the technological advance of high-comfortization, safe, energy-conservation current stage development priority that just becomes of vehicle, country classifies automobile tire pressure monitoring system (TPMS) technology as auto electronics Section 1 as in " automobile industry adjustment and development planning ".
Existing TPMS mainly contains external and built-in two kinds, wherein external be exactly by the installation of sensors in TPMS transmitter unit on cranked tire valve, this device is installed simple, but accuracy is poor, is replaced gradually by built-in giving; Built-in be exactly by installation of sensors in inside tires, directly monitor air pressure and temperature Change, this device precision is high, progressively becomes the main flow device of TPMS.
But in existing TPMS use procedure, the defect that its mounting means of measuring transmitter unit exists is as follows:
One, before user uses, TPMS has been measured to transmitter unit and tire location binding, its shortcoming is in the time carrying out interchanging of tires, to need dismounting again to measure transmitter unit, operates very loaded down with trivial details.And after installation, once tire location is obscured, user cannot judge that TPMS measures transmitter unit position, can only reset again.
Two, excite binding positions process by tyre inflating, its shortcoming is if just in time have multiple tires simultaneously in the time carrying out tire binding, can disturb between mutually, and binding leads to errors.
Three, user exchanges after automobile tire position, need to measure transmitter unit by the quick inflation/deflation of tire being located to TPMS, thereby TPMS is measured to transmitter unit and tire location is bound again, will make so very trouble of operation, and easily cause the too small or hypertonia of tire pressure.
Summary of the invention
The object of the invention is to overcome the defect of prior art, the position fixing system and the method that provide a kind of TPMS to measure transmitter unit, to simplify positioning action, strengthen anti-interference resistance, and the binding procedure of tire location and TPMS measurement transmitter unit is simple and convenient.
For achieving the above object, the present invention proposes following technical scheme: a kind of TPMS measures the position fixing system of transmitter unit, described position fixing system comprises that TPMS receives display unit and TPMS measures transmitter unit, and described TPMS receives the ID that is preset with the TPMS measurement transmitter unit matching in display unit; In the time carrying out TPMS measurement transmitter unit location, can choice for use inflation learn, tire location exchanges or the mode of code is measured to transmitter unit by TPMS to low frequency and selected tire location is bound.
Further, in the time using native system for the first time, system default selects the mode of inflation study to carry out TPMS measurement transmitter unit and selected tire location is bound.
The present invention also provides a kind of TPMS to measure the localization method of transmitter unit, and it comprises the following steps:
Step 1, the TPMS that pre-preservation is mated with it in TPMS reception display unit measure the ID of transmitter unit;
Step 2, give when tire pressurization, rf data bag when TPMS measures transmitter unit and sends pressurization, this data packet comprises that TPMS measures the ID of transmitter unit;
Step 3, TPMS reception display unit receive after the rf data bag of TPMS measurement transmitter unit transmission, and TPMS receives display unit according to the ID of the TPMS measurement transmitter unit prestoring, and determine whether the data of supporting TPMS measurement transmitter unit transmission;
If it is that the TPMS prestoring measures the data that transmitter unit sends that step 4 TPMS receives display unit judgement, the tire location that will bind is selected in prompting, and this TPMS is measured to transmitter unit and selected binding positions; If it is not that supporting TPMS measures the data that transmitter unit sends that TPMS receives display unit judgement, think interfering data, and by data packet discarding.
Further, described TPMS measurement transmitter unit can be bound with arbitrary tire location.
Described TPMS measures transmitter unit and periodically receives display unit transmission data packet to TPMS.
Another kind of TPMS provided by the invention measures the localization method of transmitter unit, when it binds after tire location exchanges, as correct in original location information, select the method for directly exchanging the binding position of TPMS measurement transmitter unit by receiving at TPMS on display unit to re-start binding positions.
Further, described method of directly exchanging the binding position of TPMS measurement transmitter unit on TPMS reception display unit comprises:
A. select the position of two tires that will exchange;
B. receive and select to exchange TPMS on display unit and measure transmitter unit and bound corresponding tire location at TPMS.
The present invention also provides the third TPMS to measure the localization method of transmitter unit, and it comprises the following steps:
Step 1, TPMS is received to display unit measure transmitter unit near a TPMS, and receive at TPMS the tire position of selecting that described TPMS is installed on display unit and measure transmitter unit;
Step 2, TPMS receive display unit and send the low frequency signal that comprises its ID;
Step 3, described TPMS measure transmitter unit and respond described low frequency signal, and send the radiofrequency signal data packet of the TPMS reception display unit ID that comprises this TPMS ID of measurement transmitter unit own and receive;
Step 4, TPMS receive display unit the data packet receiving are detected, and the TPMS that comprises the ID of its TPMS reception display unit own is measured to transmitter unit and tell, and this TPMS measurement transmitter unit and selected tire location are bound.
Further, in step 4, if receiving display unit, TPMS the ID that comprises its TPMS reception display unit itself in described data packet, do not detected, by this data packet discarding.
Described method is applicable to, and obscure, or the TPMS that TPMS receives display unit that ID do not inserted in advance more renewing measures tire location binding when transmitter unit at tire.
Described low frequency is applicable to the tire location binding under all situations to the mode of code.
Compared with prior art, position fixing system and the method for the TPMS transmitter unit that the present invention proposes, do not need to measure transmitter unit by reinstalling TPMS, can overcome the defect of prior art, and the beneficial effect of its generation is:
One, in the time that TPMS measurement transmitter unit is installed, supporting arbitrary TPMS can be measured to transmitter unit and the binding of arbitrary tire location, and in the time that tire location is obscured, without refitting, TPMS measures transmitter unit, can directly again bind the mode of code by LF, wrong binding relationship is before also just deleted, makes localization method operation of the present invention more simple and easy.
Two, in the time that binding TPMS measures transmitter unit, have one or more other TPMS measurement transmitter units binding the problem that causes interference owing to having solved, therefore, the present invention has better anti-interference resistance simultaneously;
Three, because receiving display unit, can move TPMS, user exchanges automobile tire position or other new TPMS is installed and measures after transmitter unit (not being supporting other this product TPMS measuring unit), only need hold TPMS reception telltale and measure transmitter unit near TPMS, carrying out with it LF can bind with tire location code, need be by other accessory equipment, and in the situation that tire does not have pressure, do not affect this function yet, therefore, the present invention is flexible to operation.
Brief description of the drawings
Fig. 1 is that the present invention adopts the method for inflation study to carry out the diagram of circuit of TPMS measurement transmitter unit and tire location binding;
Fig. 2 is that the present invention adopts LF the method for code to be carried out to the diagram of circuit of TPMS measurement transmitter unit and tire location binding;
Fig. 3 is the diagram of circuit that the present invention adopts the method for tire location exchange to carry out tire location binding.
Detailed description of the invention
Below in conjunction with accompanying drawing of the present invention, the technical scheme of the embodiment of the present invention is carried out to clear, complete description.
TPMS (the tire pressure monitoring system that the present invention discloses, hereinafter to be referred as TPMS) measure the position fixing system of transmitter unit, it comprises that TPMS receives display unit and at least one TPMS measures transmitter unit, described TPMS receives display unit and is arranged in automobile (also can take out from automobile), comprise radio frequency (RF) receptor, display equipment, storage equipment, low frequency (LF) projector, described TPMS measures transmitter unit and is installed in the tire of automobile, comprise sensor, radiofrequency launcher and low frequency receptor, described TPMS reception display unit and each TPMS measure transmitter unit the ID (identification number) of self.
Before TPMS system is dispatched from the factory, TPMS receives in display unit and will preserve in advance the ID of the TPMS measurement transmitter unit matching with it, and now, the position of measuring transmitter unit and motor tire does not also bind together.
Next, carrying out TPMS when measuring transmitter unit and automobile tire position and binding, in system of the present invention, provide three kinds of binding methods to select for user, user can be according to specific service condition and the use habit of oneself, select suitable tire location binding method to bind, these three kinds of methods comprise inflation study, and tire location exchanges and the mode of low frequency to code, will introduce respectively these three kinds of binding methods below.
Embodiment mono-
As shown in Figure 1, in the present embodiment, adopt the mode of inflation study to bind, specifically comprise the steps:
Step 1, user during to tire pressurization, TPMS measurement transmitter unit detects the situation of tire pressurization, and send RF (Radio Frequency by radiofrequency launcher, radio frequency) data packet receives display unit to TPMS, the parameters such as the ID that comprises described measurement transmitter unit in this data packet;
Because TPMS measurement transmitter unit is periodic to TPMS reception display unit transmission data, therefore, receive to launch at TPMS and do not receive data because of some specific factor, can not affect user yet and bind TPMS measurement transmitter unit and tire location.
Step 2, TPMS receive display unit and receive TPMS and measure after the data packet that transmitter unit sends, and TPMS receives display unit and determines whether that according to the ID of the measurement transmitter unit of preserving in advance supporting TPMS measures the data that transmitter unit sends;
If receiving display unit, step 3 TPMS judges that its data packet receiving is that supporting TPMS measurement transmitter unit sends, point out user to select the tire that will bind to exist, TPMS reception display unit is just pointed out user that TPMS is measured to transmitter unit and is tied to corresponding tire location; Installation site (as left front, right front, left back, right back) on automobile, then binds this position and TPMS measurement transmitter unit;
If receiving display unit, TPMS judges that its data packet receiving is not to measure transmitter unit by supporting TPMS to send, and thinks interfering data, by data packet discarding.
In above-mentioned steps, if it is to pack in tire to use for the first time that TPMS measures transmitter unit, give after tyre inflating, user only need to can carry out behind the position that select tire in display unit that described TPMS measures transmitter unit and selected tire location is bound receiving.
Embodiment bis-
As shown in Figure 2, the present embodiment adopts LF (Low Frequency, low frequency) to bind the mode of code, and user, in the time carrying out TPMS measurement transmitter unit and tire location binding, completes by following steps:
Step 1, TPMS is received to display unit measure transmitter unit near TPMS, receive the tire position of selecting to install this TPMS measurement transmitter unit on display unit at TPMS, then receive display unit by TPMS and send LF signal to this TPMS measurement transmitter unit, and the ID that comprises described TPMS receiving element in this LF signal.
Step 2, described TPMS are measured transmitter unit and are responded described LF signal, and send RF data packet and receive display unit to TPMS, and this RF data packet ID that comprises described measurement transmitter unit and the TPMS receiving receive the ID of display unit.
Step 3, TPMS receive display unit and receive after described RF data packet, detect the ID that whether has comprised its TPMS reception display unit itself in this RF data packet, and whether the ID of the TPMS comprising in RF data packet measurement transmitter unit is the ID prestoring, if, this TPMS is measured to transmitter unit and the binding of this tire location, otherwise bag is abandoned.
Periodically to receive display unit to TPMS to send RF data packet because TPMS measures transmitter unit, therefore, in step 3, the RF data packet that described TPMS reception display unit is received had both comprised by its close TPMS measures the RF data packet (this data packet is the data packet in described step 2) that transmitter unit sends, also comprise that other TPMS measure the periodically data of the ID that only includes TPMS measurement transmitter unit itself of transmission of transmitter unit, therefore, in step 3, need TPMS to receive display unit the data packet that comprises itself ID is detected.
Be contained in the left front position of car if any individual tire, user receives on display unit and selects left front position at TPMS, then measure transmitter unit near TPMS, by LF to code, the ID that TPMS reception display unit has obtained described measurement transmitter unit, then just binds the measurement transmitter unit of this ID and left front position tire mutually.
LF in the present embodiment is applicable to bind in any case use to the method for code binding, comprise that TPMS measures transmitter unit and packs in tire and to use for the first time or tire location is changed or obscures, and changed new tyre TPMS and measured in the situation of transmitter unit and all can directly use.
Embodiment tri-
In above-mentioned two embodiment, in TPMS use procedure, as needed again to bind after the location swap of tire, and in the correct situation of original binding location information, can realize binding again by the method for more easy directly exchange binding position, as shown in Figure 3, the concrete steps that the method for this direct employing place-exchange is bound are:
1. user receives the position of selecting two tires that need exchange on display unit at TPMS;
2. user's chosen position function of exchange, exchanges the binding relationship of two tire locations and TPMS measurement transmitter unit;
3.TPMS receives display unit and has completed the binding again of two TPMS being measured to transmitter unit.
In actual use, user can select different localization methods or three kinds of localization methods to be combined with according to different situations, as measuring transmitter unit, TPMS packs into while using for the first time in tire, can adopt the method for inflation study to bind, and in the time that tire location is changed, when especially tire location is obscured, can select to adopt LF to bind the method for code, bind as the method that now adopts inflation study, also will again inflate tire.
Technology contents of the present invention and technical characterictic have disclosed as above; but those of ordinary skill in the art still may be based on teaching of the present invention and announcements and are done all replacement and modifications that does not deviate from spirit of the present invention; therefore; protection domain of the present invention should be not limited to the content that embodiment discloses; and should comprise various do not deviate from replacement of the present invention and modifications, and contained by present patent application claim.
Claims (3)
1. a localization method that utilizes TPMS to measure the position fixing system of transmitter unit, described position fixing system comprises that TPMS receives display unit and TPMS measures transmitter unit, described TPMS receives display unit and comprises radio frequency (RF) receptor, display equipment, storage equipment, low frequency (LF) projector, described TPMS measures transmitter unit and comprises sensor, radiofrequency launcher and low frequency receptor, and described TPMS receives the ID that is preset with the TPMS measurement transmitter unit matching in display unit; In the time carrying out TPMS measurement transmitter unit location, the mode of code is measured to transmitter unit by TPMS to choice for use low frequency and selected tire location is bound, and it is characterized in that, described low frequency comprises the following steps the mode of code:
Step 1, TPMS is received to display unit measure transmitter unit near a TPMS, and receive at TPMS the tire position of selecting that described TPMS is installed on display unit and measure transmitter unit;
Step 2, TPMS receive display unit and send the low frequency signal that comprises its ID;
Step 3, described TPMS measure transmitter unit and respond described low frequency signal, and send the radiofrequency signal data packet of the TPMS reception display unit ID that comprises this TPMS ID of measurement transmitter unit own and receive;
Step 4, TPMS receive display unit the data packet receiving are detected, and the TPMS that comprises the ID of its TPMS reception display unit own is measured to transmitter unit and tell, and this TPMS measurement transmitter unit and selected tire location are bound.
2. localization method according to claim 1, is characterized in that: in step 4, the ID that comprises its TPMS reception display unit itself do not detected, by this data packet discarding if TPMS receives display unit in described data packet.
3. localization method according to claim 1, is characterized in that: described method is applicable to, and obscure, or the TPMS that TPMS receives display unit that ID do not inserted in advance more renewing measures tire location binding when transmitter unit at tire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210256794.9A CN102729743B (en) | 2012-07-24 | 2012-07-24 | Positioning system and method of TPMS (Tire Pressure Monitor System) measurement transmitting unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210256794.9A CN102729743B (en) | 2012-07-24 | 2012-07-24 | Positioning system and method of TPMS (Tire Pressure Monitor System) measurement transmitting unit |
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| Publication Number | Publication Date |
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| CN102729743A CN102729743A (en) | 2012-10-17 |
| CN102729743B true CN102729743B (en) | 2014-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210256794.9A Expired - Fee Related CN102729743B (en) | 2012-07-24 | 2012-07-24 | Positioning system and method of TPMS (Tire Pressure Monitor System) measurement transmitting unit |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107627794A (en) * | 2017-09-04 | 2018-01-26 | 广东菲柯特电子科技有限公司 | Automobile tire pressure monitoring system and pressure sensor matching method |
| CN109849594A (en) * | 2019-03-04 | 2019-06-07 | 知轮(杭州)科技有限公司 | Data processing method for vehicle tyre life cycle management service |
| CN110120147A (en) * | 2019-05-16 | 2019-08-13 | 上海东软载波微电子有限公司 | Wireless communication is to code method and system, reception device, emitter, medium |
| CN110509728A (en) * | 2019-08-23 | 2019-11-29 | 一汽解放汽车有限公司 | A kind of replacing options of vehicle tyre and the more exchange device of vehicle tyre |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1636772A (en) * | 2004-01-09 | 2005-07-13 | 株式会社电装 | Tire condition monitoring system |
| CN1994765A (en) * | 2006-12-21 | 2007-07-11 | 深圳市赛格导航科技股份有限公司 | A tyre pressure testing system |
| 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 |
| CN102069688A (en) * | 2010-12-28 | 2011-05-25 | 奇瑞汽车股份有限公司 | Tyre pressure monitoring system and method |
| CN202080077U (en) * | 2010-12-30 | 2011-12-21 | 上海航盛实业有限公司 | TPMS (Tire Pressure Monitor System) multifunctional diagnosis instrument |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4017162B2 (en) * | 2004-01-23 | 2007-12-05 | 本田技研工業株式会社 | Tire pressure monitoring device |
| CN100341023C (en) * | 2005-02-06 | 2007-10-03 | 上海保隆汽车科技股份有限公司 | Automobile tire monitoring system and tire identification recognition method |
| CN102555698A (en) * | 2012-03-09 | 2012-07-11 | 东风电子科技股份有限公司 | TPMS (Tire Pressure Monitor System)-based system and method for realizing rapid configuration of tire location information |
-
2012
- 2012-07-24 CN CN201210256794.9A patent/CN102729743B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1636772A (en) * | 2004-01-09 | 2005-07-13 | 株式会社电装 | Tire condition monitoring system |
| CN1994765A (en) * | 2006-12-21 | 2007-07-11 | 深圳市赛格导航科技股份有限公司 | A tyre pressure testing system |
| 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 |
| CN102069688A (en) * | 2010-12-28 | 2011-05-25 | 奇瑞汽车股份有限公司 | Tyre pressure monitoring system and method |
| CN202080077U (en) * | 2010-12-30 | 2011-12-21 | 上海航盛实业有限公司 | TPMS (Tire Pressure Monitor System) multifunctional diagnosis instrument |
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| CN102729743A (en) | 2012-10-17 |
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Effective date of registration: 20171010 Address after: 516000 Guangdong province Huizhou City Zhongkai high tech Development Zone, financial venture building 18 building 1801 room Patentee after: HUIZHOU INTERNET OF THINGS MICROELECTRONIC CO., LTD. Address before: 215500 Fuhua Road 15, Changshu economic and Technological Development Zone, Suzhou, Jiangsu Patentee before: M2Micro (Changshu) Co.,Ltd. |
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