CN103342117A - Wireless car body control module - Google Patents
Wireless car body control module Download PDFInfo
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- CN103342117A CN103342117A CN 201310305543 CN201310305543A CN103342117A CN 103342117 A CN103342117 A CN 103342117A CN 201310305543 CN201310305543 CN 201310305543 CN 201310305543 A CN201310305543 A CN 201310305543A CN 103342117 A CN103342117 A CN 103342117A
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Abstract
The invention discloses a wireless car body control module. The wireless car body control module comprises a microcontroller, a low-frequency driving circuit and a radio frequency receiving circuit, wherein the low-frequency driving circuit and the radio frequency receiving circuit are connected to the microcontroller, and the low-frequency driving circuit is provided with a plurality of low-frequency antennas for converting current signals into magnetic field signals. The wireless car body control module drives the low-frequency antennas to emit a low-frequency magnetic field through adjustable output current, the magnetic field intensity of the low-frequency magnetic field varies with driving current, high-frequency signals are received through the radio frequency receiving circuit, and the wireless car body control module positions and controls a front wiper blade module, a rear wiper blade module, a left front lamp module, a right front lamp module, a left rear lamp module, a right rear lamp module, a left front door module, a right front door module, a left rear door module, a right rear door module and an instrument module which are arranged on a car body through a bi-directional multi-channel wireless signal channel comprising the low-frequency driving circuit and the radio frequency receiving circuit. The wireless car body control module has the advantages of reducing wiring harnesses on a car, being convenient to install, and improving the reliability.
Description
Technical field
The present invention relates to a kind of for the vehicle body control on the automobile, particularly a kind of wireless Body control module.
Background technology
Automobile is modern instrument, and along with developing of automobile industry, people are more and more higher to the traveling comfort of automobile, and corresponding electronic control module and wire harness increase, and makes the reliability decrease of automotive control system, and cost increases also needs more resources.
How both to satisfy people to the requirement of the traveling comfort of automobile, and can improve the reliability cost-cutting again, become people's problem demanding prompt solution.
Summary of the invention
Defective at existing automotive control system the invention provides a kind of wireless Body control module.
To achieve these goals, the measure taked of the present invention is:
A kind of wireless Body control module, comprise the control module that is arranged on vehicle body, control module comprises microcontroller and is connected low frequency driving circuit and radio-frequency (RF) receiving circuit on the microcontroller, the low frequency driving circuit is provided with some low-frequency antennas that current signal converted to field signal, control module drives low-frequency antenna by adjustable outgoing current and launches the low frequency magnetic field that magnetic-field intensity changes with drive current, receive high-frequency signal by radio-frequency (RF) receiving circuit, realize that by the two-way multi channel wireless signal passage that low frequency driving circuit and radio-frequency (RF) receiving circuit constitute control module is to being arranged on the preceding windscreen wiper module on the vehicle body, back windscreen wiper module, left front lamp module, right front lamp module, the left rear light module, the right rear light module, left front door module, right front door module, left back door module, location and the control of right back door module and instrument module;
Field intensity and the fuzzy control of control module by wireless signal realizes location to each module on the vehicle body;
Be provided with the Intelligent key that comprises the low frequency receiver that receives low frequency Vector Magnetic Field signal and the radio frequency sending set of launching high-frequency signal in the car, the two-way multi channel wireless signal passage that the frequency driving circuit on low frequency receiver and radio frequency sending set and the control module and radio-frequency (RF) receiving circuit constitute realizes that control module is to the identification of Intelligent key;
Control module is 125 GHz by the s-f of low-frequency antenna emission;
The s-f of the radio frequency sending set emission of Intelligent key is 433.92 GHz.
Beneficial effect of the present invention: module is carried out basic fixed position by magnetic field and installation site, coming dual definite this module by address and location is this car module, with the carrier of two-way multi channel wireless signal as signal of communication, as run into each module of strong jamming and can enter the standby functions pattern, reduced the wire harness on the car, easy for installation, improve reliability.
Description of drawings
The functional-block diagram of Fig. 1, embodiments of the invention one;
The low frequency magnetic field scheme drawing of Fig. 2, embodiments of the invention one.
The specific embodiment
A kind of wireless Body control module, comprise the control module 1 that is arranged on vehicle body, control module 1 comprises microcontroller and is connected low frequency driving circuit and radio-frequency (RF) receiving circuit on the microcontroller, the low frequency driving circuit is provided with some low-frequency antennas that current signal converted to field signal, control module 1 drives low-frequency antenna by adjustable outgoing current and launches the low frequency magnetic field that magnetic-field intensity changes with drive current, receive high-frequency signal by radio-frequency (RF) receiving circuit, realize that by the two-way multi channel wireless signal passage that low frequency driving circuit and radio-frequency (RF) receiving circuit constitute 1 pair of control module is arranged on the preceding windscreen wiper module on the vehicle body, back windscreen wiper module, left front lamp module, right front lamp module, the left rear light module, the right rear light module, left front door module, right front door module, left back door module, location and the control of right back door module and instrument module; Control module 1 field intensity and the fuzzy control by wireless signal realizes location to each module on the vehicle body.
Embodiment one (as Fig. 1), a kind of device for the automobile key location recognition, be provided with the Intelligent key 2 that comprises the low frequency receiver that receives low frequency Vector Magnetic Field signal and the radio frequency sending set of launching high-frequency signal in the car, the two-way multi channel wireless signal passage that the frequency driving circuit on low frequency receiver and radio frequency sending set and the control module 1 and radio-frequency (RF) receiving circuit constitute is realized the identification of 1 pair of Intelligent key 2 of control module; Control module 1 is 125 GHz by the s-f of low-frequency antenna emission; The s-f of the radio frequency sending set emission of Intelligent key 2 is 433.92 GHz.
Principle of work of the present invention: transmit with wireless signal between the car body controller, each module all is the multichannel two-way wireless communication and distributes an address, each is before sending signal, accept ambient signal earlier, occupied as passage, then change the passage emission, guaranteed the proper communication of signal; And then by field intensity and fuzzy algorithm affirmation basic module position.As needing among the embodiment to judge that remote-control key whether in car, can set the drive current of low-frequency channel earlier for maximum, the fourth officer low-frequency antenna sends field signal in turn, according to the magnetic-field intensity of remote-control key feedback, can judge the position of remote-control key.
Beneficial effect of the present invention: module is carried out basic fixed position by magnetic field and installation site, coming dual definite this module by address and location is this car module, with the carrier of two-way multi channel wireless signal as signal of communication, as run into each module of strong jamming and can enter the standby functions pattern, reduced the wire harness on the car, easy for installation, improve reliability.
Those skilled in the art's simple change and replacement all are within protection scope of the present invention in this area.
Claims (5)
1. wireless Body control module, comprise the control module (1) that is arranged on vehicle body, it is characterized in that: control module (1) comprises microcontroller and is connected low frequency driving circuit and radio-frequency (RF) receiving circuit on the microcontroller, the low frequency driving circuit is provided with some low-frequency antennas that current signal converted to field signal, control module (1) drives low-frequency antenna by adjustable outgoing current and launches the low frequency magnetic field that magnetic-field intensity changes with drive current, receive high-frequency signal by radio-frequency (RF) receiving circuit, realize that by the two-way multi channel wireless signal passage that low frequency driving circuit and radio-frequency (RF) receiving circuit constitute control module (1) is to being arranged on the preceding windscreen wiper module on the vehicle body, back windscreen wiper module, left front lamp module, right front lamp module, the left rear light module, the right rear light module, left front door module, right front door module, left back door module, location and the control of right back door module and instrument module.
2. a kind of wireless Body control module according to claim 1 is characterized in that: field intensity and the fuzzy control of control module (1) by wireless signal realizes location to each module on the vehicle body.
3. a kind of wireless Body control module according to claim 1 and 2, it is characterized in that: be provided with the Intelligent key (2) that comprises the low frequency receiver that receives low frequency Vector Magnetic Field signal and the radio frequency sending set of launching high-frequency signal in the car, the two-way multi channel wireless signal passage that the frequency driving circuit on low frequency receiver and radio frequency sending set and the control module (1) and radio-frequency (RF) receiving circuit constitute realizes that control module (1) is to the identification of Intelligent key (2).
4. a kind of wireless Body control module according to claim 3 is characterized in that: control module (1) is 125 GHz by the s-f of low-frequency antenna emission.
5. a kind of wireless Body control module according to claim 3 is characterized in that: the s-f of the radio frequency sending set emission of Intelligent key (2) is 433.92 GHz.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201310305543 CN103342117A (en) | 2013-07-19 | 2013-07-19 | Wireless car body control module |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201310305543 CN103342117A (en) | 2013-07-19 | 2013-07-19 | Wireless car body control module |
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CN103342117A true CN103342117A (en) | 2013-10-09 |
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CN 201310305543 Pending CN103342117A (en) | 2013-07-19 | 2013-07-19 | Wireless car body control module |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105416203A (en) * | 2015-12-09 | 2016-03-23 | 北京新能源汽车股份有限公司 | Automobile body control equipment, automobile body control system and electric automobile |
CN107054243A (en) * | 2015-09-01 | 2017-08-18 | 福特全球技术公司 | In-car control piece positioning |
US11472293B2 (en) | 2015-03-02 | 2022-10-18 | Ford Global Technologies, Llc | In-vehicle component user interface |
-
2013
- 2013-07-19 CN CN 201310305543 patent/CN103342117A/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11472293B2 (en) | 2015-03-02 | 2022-10-18 | Ford Global Technologies, Llc | In-vehicle component user interface |
CN107054243A (en) * | 2015-09-01 | 2017-08-18 | 福特全球技术公司 | In-car control piece positioning |
CN107054243B (en) * | 2015-09-01 | 2021-08-06 | 福特全球技术公司 | In-vehicle control positioning |
CN105416203A (en) * | 2015-12-09 | 2016-03-23 | 北京新能源汽车股份有限公司 | Automobile body control equipment, automobile body control system and electric automobile |
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C06 | Publication | ||
PB01 | Publication | ||
C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20131009 |