CN103324149A - Wireless vehicle body control module - Google Patents
Wireless vehicle body control module Download PDFInfo
- Publication number
- CN103324149A CN103324149A CN2012100753219A CN201210075321A CN103324149A CN 103324149 A CN103324149 A CN 103324149A CN 2012100753219 A CN2012100753219 A CN 2012100753219A CN 201210075321 A CN201210075321 A CN 201210075321A CN 103324149 A CN103324149 A CN 103324149A
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- China
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- module
- frequency
- control module
- low
- vehicle body
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The invention discloses a wireless vehicle body control module which comprises a micro controller, a low-frequency drive circuit and a radio frequency receiving circuit. The low-frequency drive circuit and the radio frequency receiving circuit are connected to the micro controller. The low-frequency drive circuit is provided with a plurality of low-frequency antennas which convert current signals into magnetic field signals, according to the control module, adjustable output currents drive the low-frequency antennas to transmit low-frequency magnetic fields with magnetic filed strength varying along with driving currents, and the radio frequency receiving circuit receives high-frequency signals. The low-frequency drive circuit and the radio frequency receiving circuit form a bidirectional multi-channel wireless signal channel, and the control module can locate and control a front windscreen wiper module, a rear windscreen wiper module, a front left lamp module, a front right lamp module, a rear left lamp module, a rear right lamp module, a front left door module, a front right door module, a rear left door module, a rear right door module and a meter module which are arranged on a vehicle body through the bidirectional multi-channel wireless signal channel. The wireless vehicle body control module has the advantages of reducing wire harnesses on the vehicle body, being convenient to install, and improving 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 car body control module.
Background technology
Automobile is modern instrument, and along with the development of auto industry, people are more and more higher to the comfortableness of automobile, and corresponding electronic control module and wire harness increase, so that the reliability decrease of automotive control system, cost increases and need to more resources.
How both to satisfy people to the requirement of the comfortableness of automobile, and can improve again reliability and reduce cost, become people's problem demanding prompt solution.
Summary of the invention
Defective for existing automotive control system the invention provides a kind of wireless car body control module.
To achieve these goals, institute of the present invention Adopts measure is:
A kind of wireless car body control module, comprise the control module that is arranged on vehicle body, control module comprises microcontroller and is connected to low frequency driving circuit and radio-frequency (RF) receiving circuit on the microcontroller, be provided with some low-frequency antennas that current signal converted to field signal on the low frequency driving circuit, control module drives low-frequency antenna by adjustable output 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 consist of control module is to being arranged on the front windscreen wiper module on the vehicle body, rear windscreen wiper module, left front lamp module, right front lamp module, the left rear light module, the right rear light module, the left front door module, the right front door module, the left back door module, the location of right-rear-door module and instrument module and control;
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 of the radio frequency dispensing device that comprises the low frequency receiver that receives low frequency Vector Magnetic Field signal and emission of high frequency signals in the car, the two-way multi channel wireless signal passage realization control module that the frequency driving circuit on low frequency receiver and radio frequency dispensing device and the control module and radio-frequency (RF) receiving circuit consist of is to the identification of Intelligent key;
Control module is 125 kilo-mega cycles per seconds by the signal frequency of low-frequency antenna emission;
The signal frequency of the radio frequency dispensing device emission of Intelligent key is 433.92 kilo-mega cycles per seconds.
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 schematic diagram of Fig. 2, embodiments of the invention one.
Embodiment
A kind of wireless car body control module, comprise the control module 1 that is arranged on vehicle body, control module 1 comprises microcontroller and is connected to low frequency driving circuit and radio-frequency (RF) receiving circuit on the microcontroller, be provided with some low-frequency antennas that current signal converted to field signal on the low frequency driving circuit, control module 1 drives low-frequency antenna by adjustable output 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 consist of 1 pair of control module is arranged on the front windscreen wiper module on the vehicle body, rear windscreen wiper module, left front lamp module, right front lamp module, the left rear light module, the right rear light module, the left front door module, the right front door module, the left back door module, the location of right-rear-door module and instrument module and control; Control module 1 field intensity and the fuzzy control by wireless signal realizes location to each module on the vehicle body.
Embodiment one (such as Fig. 1), a kind of device for the automobile key location recognition, be provided with the Intelligent key 2 of the radio frequency dispensing device that comprises the low frequency receiver that receives low frequency Vector Magnetic Field signal and emission of high frequency signals in the car, the identification of 1 pair of Intelligent key 2 of two-way multi channel wireless signal passage realization control module that the frequency driving circuit on low frequency receiver and radio frequency dispensing device and the control module 1 and radio-frequency (RF) receiving circuit consist of; Control module 1 is 125 kilo-mega cycles per seconds by the signal frequency of low-frequency antenna emission; The signal frequency of the radio frequency dispensing device emission of Intelligent key 2 is 433.92 kilo-mega cycles per seconds.
Principle of work of the present invention: transmit with wireless signal between the car body controller, each module is the multichannel two-way wireless communication and distributes an address, each is before transmitted signal, accept first ambient signal, occupied such 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 first the drive current of low-frequency channel 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 car 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 to low frequency driving circuit and radio-frequency (RF) receiving circuit on the microcontroller, be provided with some low-frequency antennas that current signal converted to field signal on the low frequency driving circuit, control module (1) drives low-frequency antenna by adjustable output 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 consist of control module (1) is to being arranged on the front windscreen wiper module on the vehicle body, rear windscreen wiper module, left front lamp module, right front lamp module, the left rear light module, the right rear light module, the left front door module, the right front door module, the left back door module, the location of right-rear-door module and instrument module and control.
2. a kind of wireless car 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 car body control module according to claim 1 and 2, it is characterized in that: be provided with the Intelligent key (2) of the radio frequency dispensing device that comprises the low frequency receiver that receives low frequency Vector Magnetic Field signal and emission of high frequency signals in the car, the two-way multi channel wireless signal passage realization control module (1) that the frequency driving circuit on low frequency receiver and radio frequency dispensing device and the control module (1) and radio-frequency (RF) receiving circuit consist of is to the identification of Intelligent key (2).
4. a kind of wireless car body control module according to claim 3 is characterized in that: control module (1) is 125 kilo-mega cycles per seconds by the signal frequency of low-frequency antenna emission.
5. a kind of wireless car body control module according to claim 3 is characterized in that: the signal frequency of the radio frequency dispensing device emission of Intelligent key (2) is 433.92 kilo-mega cycles per seconds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100753219A CN103324149A (en) | 2012-03-21 | 2012-03-21 | Wireless vehicle body control module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100753219A CN103324149A (en) | 2012-03-21 | 2012-03-21 | Wireless vehicle body control module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103324149A true CN103324149A (en) | 2013-09-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100753219A Pending CN103324149A (en) | 2012-03-21 | 2012-03-21 | Wireless vehicle body control module |
Country Status (1)
| Country | Link |
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| CN (1) | CN103324149A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104537812A (en) * | 2014-10-22 | 2015-04-22 | 盘锦兴凯隆电子科技有限公司 | A PKE remote control induction lock |
-
2012
- 2012-03-21 CN CN2012100753219A patent/CN103324149A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104537812A (en) * | 2014-10-22 | 2015-04-22 | 盘锦兴凯隆电子科技有限公司 | A PKE remote control induction lock |
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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: 20130925 |