CN109972959A - It is integrated with the BCM car body controller and automobile of PEPS, IMMO and anti-pinching car window function - Google Patents
It is integrated with the BCM car body controller and automobile of PEPS, IMMO and anti-pinching car window function Download PDFInfo
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- CN109972959A CN109972959A CN201910088942.2A CN201910088942A CN109972959A CN 109972959 A CN109972959 A CN 109972959A CN 201910088942 A CN201910088942 A CN 201910088942A CN 109972959 A CN109972959 A CN 109972959A
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- signal
- electric machine
- car window
- car
- vehicle body
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/0231—Circuits relating to the driving or the functioning of the vehicle
- B60R16/0232—Circuits relating to the driving or the functioning of the vehicle for measuring vehicle parameters and indicating critical, abnormal or dangerous conditions
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/40—Safety devices, e.g. detection of obstructions or end positions
- E05F15/42—Detection using safety edges
- E05F15/44—Detection using safety edges responsive to changes in electrical conductivity
- E05F15/443—Detection using safety edges responsive to changes in electrical conductivity specially adapted for vehicle windows or roofs
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Power-Operated Mechanisms For Wings (AREA)
- Window Of Vehicle (AREA)
Abstract
The invention discloses one kind to be integrated with PEPS, the BCM car body controller and automobile of IMMO and anti-pinching car window function, central control unit is integrated in BCM car body controller, vehicle body state signal collecting unit, vehicle body driving signal output unit, CAN communication module, RF receiving unit, LF receiving unit, Car window electric machine current detection module and Car window electric machine ripple detection module, RF receiving unit receives PEPS RKE signal by RF antenna and realizes keyless entry, LF receiving unit receives PEPS LF signal by LF antenna, it receives IMMO signal by LF IMMO antenna and realizes and start without key, current signal when Car window electric machine current detection module works from the Car window electric machine that sample circuit obtains automobile, Car window electric machine ripple detection module is believed from the electric current Current ripples signal is extracted in number, is analyzed and processed and is controlled Car window electric machine work to current signal and current ripples signal by central control unit, realize vehicle window control and anti-pinch, improve level of integrated system, reduce space hold and automobile manufacture cost.
Description
Technical field
The present invention relates to automobile control technology more particularly to a kind of BCM for being integrated with PEPS, IMMO and anti-pinching car window function
Car body controller and automobile.
Background technique
Since 21 century, science and technology rapid development, the development of China's automobile industry also cannot be mentioned in the same breath, and competition is further fierce
While vehicle price also gradually reduce.In order to improve the driving safety and user experience of vehicle, generally require to increase in the car
Add more utility functions and smart machine.But the risk done so is also shown therewith as power windows crushes the thing of people frequent occurrence
Therefore it is higher to children's risk of some curiosity weight.Therefore, more and more people propose that the vehicle window control module of vehicle needs band
Pinch resistant functionality, this has become a kind of trend.However the vehicle window control module of most of automobiles is realized using Hall mode now
Anti-pinching car window function, needs four gate DCU modules, and enterprise at high cost causes very big cost pressure to automobile vendor.
PEPS be Passive entry&push start, i.e., keyless entry and without key start, be to belong to antitheft mould
The novel intelligent electronic system of block, it uses advanced RFID (radio frequency identification) technology, realizes without pressing remote controler i.e.
It can into the car and the functions such as one-key start engine.PEPS has more intelligentized entrance guard management, higher anti-theft
Can, have become the mainstream of automobile electronic anti-burglary system application.However now the PEPS system on most of vehicle, vehicle window control with
BCM module is individual module, higher cost, and these modules are generally only provided in high-equipped vehicle model.But in recent years with
Automobile industry intensified competition, vehicle must install more utility functions and smart machine additional to attract user, give automobile vendor
Cause very big cost pressure.
Summary of the invention
Present invention is primarily aimed at provide a kind of BCM Body Control for being integrated with PEPS, IMMO and anti-pinching car window function
Device and automobile, to solve the problems, such as that automobile BCM car body controller integrated level is low in the prior art.
The present invention is achieved through the following technical solutions:
A kind of BCM car body controller being integrated with PEPS, IMMO and anti-pinching car window function is used for automobile, including center control
Unit processed, vehicle body state signal collecting unit, vehicle body driving signal output unit, CAN communication module, RF receiving unit, LF connect
Receive unit, Car window electric machine current detection module and Car window electric machine ripple detection module, the vehicle body state signal collecting unit, vehicle
Body driving signal output unit, CAN communication module, RF receiving unit, LF receiving unit, Car window electric machine current detection module and vehicle
Window motor ripple detection module and the central control unit connection communication, if the LF receiving unit and LF IMMO antenna and
Dry LF antenna connection, the RF receiving unit are connect with RF antenna；
The vehicle body state signal collecting unit is used to acquire the vehicle body status signal of the automobile, and by the vehicle body shape
State signal is sent to the central control unit, and the vehicle body driving signal output unit is used to export institute to vehicle body execution unit
The vehicle body driving signal of central control unit generation is stated to control vehicle body state；
The CAN communication module is used to connect the CAN bus of the central control unit Yu the automobile；
The RF receiving unit is used to receive PEPS RKE signal by the RF antenna, and by the PEPS RKE signal
It is sent to the central control unit；
The LF receiving unit is used to receive PEPS LF signal by LF antenna, receives IMMO letter by LF IMMO antenna
Number, and the central control unit is sent by the PEPS LF signal and the IMMO signal；
The Car window electric machine ripple detection module is used to work from the Car window electric machine of the collected automobile of sample circuit
When current signal in extract current ripples signal, and send the central control unit for the current ripples signal,
The central control unit calculates the position of the door and window and skylight according to the current ripples signal, with the determination door and window and
The anti-pinch region of skylight, and the Car window electric machine according to the position control of the door and window and skylight works；
The Car window electric machine current detection module is used to send the central control unit for the current signal, described
Central control unit judges the barrier of the door and window of the automobile and the anti-pinch region of skylight according to the situation of change of the current signal
Hinder principle condition, and controls the positive and negative rotation or stopping of the Car window electric machine according to the barrier situation.
Further, the Car window electric machine current detection module includes:
Filter circuit, for being filtered to the current signal；
Amplifying circuit is connect with the filter circuit, for amplifying through the filtered current signal of the filter circuit；
A/D conversion circuit is connect with the amplifying circuit, for converting the amplified current signal of the amplifying circuit
At being sent to the central control unit after digital signal.
Further, the Car window electric machine ripple detection module includes:
Isolation filter circuit, for carrying out isolation filter to the current signal；
Amplification and rectification circuit, and the isolation filter circuit connection, after to the isolation filter circuit isolation filter
Current signal amplify shaping；
Comparison circuit is connect with the amplification and rectification circuit, for the amplification and rectification circuit to be amplified to the electricity after shaping
Stream signal is sent to the central control unit after being converted to pulse signal.
Further, the vehicle body state signal collecting unit includes digital signal acquiring module, collection of simulant signal mould
Block, pulse signal acquisition module.
Further, the central control unit is MCU.
Further, the vehicle body state signal collecting unit, vehicle body driving signal output unit, CAN communication module, RF
Receiving unit, LF receiving unit, Car window electric machine current detection module and Car window electric machine ripple detection module and the center control
Unit passes through serial ports connection communication.
Further, the vehicle body status signal includes wiper status signal, LED status signal, car door lock status
Signal, vehicle window status signal, the vehicle body execution unit include wiper motor, indicator light, car door lock motor, Car window electric machine.
A kind of automobile is integrated with BCM car body controller as described above.
Compared with prior art, the BCM Body Control provided by the invention for being integrated with PEPS, IMMO and anti-pinching car window function
Device is integrated with central control unit, vehicle body state signal collecting unit, the output of vehicle body driving signal in BCM car body controller
Unit, CAN communication module, RF receiving unit, LF receiving unit, Car window electric machine current detection module and the detection of Car window electric machine ripple
Module, RF receiving unit receive PEPS RKE signal by RF antenna and realize keyless entry, and LF receiving unit passes through LF antenna
PEPS LF signal is received, IMMO signal is received by LF IMMO antenna and is realized without key starting, Car window electric machine current detecting mould
Current signal when block works from the Car window electric machine that sample circuit obtains automobile, Car window electric machine ripple detection module are believed from the electric current
Current ripples signal is extracted in number, and current signal and current ripples signal are analyzed and processed simultaneously by central control unit
Car window electric machine work is controlled, vehicle window control and pinch resistant functionality is realized, improves level of integrated system, reduce space hold and automobile
Manufacturing cost.
Detailed description of the invention
Fig. 1 is that the composition for the BCM car body controller that the embodiment of the present invention is integrated with PEPS, IMMO and anti-pinching car window function is former
Manage schematic diagram；
Fig. 2 is the theory of constitution schematic diagram of Car window electric machine current detection module；
Fig. 3 is the theory of constitution schematic diagram of Car window electric machine ripple detection module.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below with reference to embodiment and attached drawing, to this
Invention is described in further detail.
Part term of the present invention is explained as follows:
PEPS: keyless entry and activation system；
IMMO: anti-theft locking system of engine；
BCM: car body controller；
CAN: controller local area network；
RF: radio frequency；
LF: low frequency.
The BCM car body controller provided in an embodiment of the present invention for being integrated with PEPS, IMMO and anti-pinching car window function is used for vapour
Vehicle.As shown in Figure 1, the BCM car body controller includes central control unit 8, vehicle body state signal collecting unit 1, vehicle body driving
Signal output unit 5, CAN communication module 4, RF receiving unit 7, LF receiving unit 6, Car window electric machine current detection module 2 and vehicle
Window motor ripple detection module 3, vehicle body state signal collecting unit 1, vehicle body driving signal output unit 5, CAN communication module 4,
RF receiving unit 7, LF receiving unit 6, Car window electric machine current detection module 2 and Car window electric machine ripple detection module 3 and center are controlled
8 connection communication of unit processed, LF receiving unit 6 are connect with LF IMMO antenna 9 and several LF antennas 10, RF receiving unit 7 with RF days
Line 11 connects.
Vehicle body state signal collecting unit 1 is used to acquire the vehicle body status signal of automobile, and vehicle body status signal is sent
To central control unit 8, vehicle body driving signal output unit 5 is used to generate to vehicle body execution unit output central control unit 8
Vehicle body driving signal to control vehicle body state.Vehicle body status signal includes but is not limited to wiper status signal, indicator light shape
State signal, car door lock status signal, vehicle window status signal, sensor signal, collision alarm etc., correspondingly, vehicle body execution unit
Including but not limited to wiper motor, indicator light, car door lock motor, Car window electric machine etc. are handled by using central control unit 8
Input/output signal enhances electronization, saves the use of vehicle harness.
CAN communication module 4 is used to connect the CAN bus of central control unit 8 Yu automobile.Central control unit 8 passes through CAN
After communication module 4 connects CAN bus, be achieved that by CAN bus by BCM car body controller and automobile engine, gearbox,
The other modules of the vehicles such as instrument board are connected, by the vehicle body signal of BCM car body controller (such as door switch signal, institute's status signal,
Lamp output signal etc.), be sent to CAN bus, uploaded by CAN bus, at the same pass through CAN bus acquire engine speed, vehicle
Speed, power state information etc..Information exchange is carried out by CAN bus and the other electronic modules of vehicle body, while having saved harness,
Enhance the reliability and real-time of system.
RF receiving unit 7 is used to receive PEPS RKE signal by RF antenna 11, and sends PEPS RKE signal to
Control unit 8 is entreated, central control unit 8 opens car door lock according to the PEPS RKE signal control vehicle body executing agency received,
It realizes and opens the door without key.LF receiving unit 6 is used to receive PEPS LF signal by LF antenna 10, is connect by LF IMMO antenna 9
IMMO signal is received, and sends central control unit 8 for PEPS LF signal and IMMO signal.Central control unit 8 is according to reception
The PEPS LF signal and IMMO signal arrived realizes engine locking or unlock.In the BCM car body controller, RF transmit-receive sharing
433.92MHz frequency point, LF transmit-receive sharing 143.2KHz frequency point.
Car window electric machine ripple detection module 3 is used for electric current when working from the Car window electric machine of the collected automobile of sample circuit
It extracts current ripples signal in signal, and sends central control unit 8 for current ripples signal, central control unit 8
The position that door and window and skylight are calculated according to current ripples signal, to determine the anti-pinch region of door and window and skylight, and according to door and window and day
The position control Car window electric machine of window works.Stop motor work on vehicle window and skylight vertex and bottom point, prevents motor rotation blockage, protect
Motor.Sample circuit can be realized by sampling resistor, by connecting one 0.15 ohm of sampling resistor in electric motor loop, to electricity
Machine current signal sample and sends Car window electric machine ripple detection module 3 and Car window electric machine current detecting mould for sampled signal
Block 2.
Car window electric machine current detection module 2 is used to send central control unit 8, central control unit 8 for current signal
The barrier situation of the door and window of automobile and the anti-pinch region of skylight is judged according to the situation of change of current signal, and according to barrier
The positive and negative rotation or stopping of situation control Car window electric machine.Corresponding Car window electric machine is controlled when an obstacle is detected to shut down and negative side
Vehicle window is set to return to home to rotation.
After integrating PEPS, IMMO function on traditional BCM car body controller, three to four traditional modules are integrated into one
It is a, by original each module be both needed to using height frequency module be integrated into one and carry out shared, to save hardware spending, increase
The integration for having added function, reduces costs, and also reduces manufacturer to the difficulty of supplier management.
As shown in Fig. 2, Car window electric machine current detection module 2 includes: filter circuit 15, amplifying circuit 16 and A/D conversion electricity
Road 17.Wherein:
Filter circuit 15 is for being filtered current signal.Amplifying circuit 16 is connect with filter circuit 15, for amplifying
Through the filtered current signal of filter circuit 15.A/D conversion circuit 17 is connect with amplifying circuit 16, for putting amplifying circuit 16
Current signal after big is sent to central control unit 8 after being converted into digital signal.
As shown in figure 3, Car window electric machine ripple detection module 3 includes isolation filter circuit 1815,19 and of amplification and rectification circuit
Comparison circuit 20.Wherein:
Isolation filter circuit 1815 is used to carry out isolation filter to current signal.Amplification and rectification circuit 19 and isolation filter electricity
Road 1815 connects, for amplifying shaping to the current signal after 1815 isolation filter of isolation filter circuit.Comparison circuit 20
It is connect with amplification and rectification circuit 19, after the current signal after the amplification shaping of amplification and rectification circuit 19 is converted to pulse signal
It is sent to central control unit 8.
Vehicle body state signal collecting unit 1 includes digital signal acquiring module 12, collection of simulant signal module 13, pulse letter
Number acquisition module 14 etc..
Central control unit 8 is MCU, to improve system integration degree.
Vehicle body state signal collecting unit 1, vehicle body driving signal output unit 5, CAN communication module 4, RF receiving unit 7,
LF receiving unit 6, Car window electric machine current detection module 2 and Car window electric machine ripple detection module 3 can pass through with central control unit 8
Serial ports connection communication.The integration that function is improved by serial communication, has saved hardware spending, reduces costs.
The embodiment of the invention also provides a kind of automobiles, are integrated with BCM car body controller as above.
Above-described embodiment is only preferred embodiment, the protection scope being not intended to limit the invention, in spirit of the invention
With any modifications, equivalent replacements, and improvements made within principle etc., should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of BCM car body controller for being integrated with PEPS, IMMO and anti-pinching car window function is used for automobile, which is characterized in that packet
It includes central control unit, vehicle body state signal collecting unit, vehicle body driving signal output unit, CAN communication module, RF and receives list
Member, LF receiving unit, Car window electric machine current detection module and Car window electric machine ripple detection module, the vehicle body state signal collecting
Unit, vehicle body driving signal output unit, CAN communication module, RF receiving unit, LF receiving unit, Car window electric machine current detecting
Module and Car window electric machine ripple detection module and the central control unit connection communication, the LF receiving unit with LFIMMO days
Line is connected with several LF antennas, and the RF receiving unit is connect with RF antenna；
The vehicle body state signal collecting unit is used to acquire the vehicle body status signal of the automobile, and the vehicle body state is believed
Number be sent to the central control unit, the vehicle body driving signal output unit be used for the output of vehicle body execution unit it is described in
The vehicle body driving signal for entreating control unit to generate is to control vehicle body state；
The CAN communication module is used to connect the CAN bus of the central control unit Yu the automobile；
The RF receiving unit is used to receive PEPSRKE signal by the RF antenna, and sends the PEPSRKE signal to
The central control unit；
The LF receiving unit is used to receive PEPSLF signal by LF antenna, receives IMMO signal by LFIMMO antenna, and
The central control unit is sent by the PEPSLF signal and the IMMO signal；
When the Car window electric machine ripple detection module is used to work from the Car window electric machine of the collected automobile of sample circuit
Current ripples signal is extracted in current signal, and sends the central control unit for the current ripples signal, it is described
Central control unit calculates the position of the door and window and skylight according to the current ripples signal, with the determination door and window and skylight
Anti-pinch region, and the Car window electric machine according to the position control of the door and window and skylight work；
The Car window electric machine current detection module is used to send the central control unit, the center for the current signal
Control unit judges the barrier of the door and window of the automobile and the anti-pinch region of skylight according to the situation of change of the current signal
Situation, and control according to the barrier situation positive and negative rotation or stopping of the Car window electric machine.
2. being integrated with the BCM car body controller of PEPS, IMMO and anti-pinching car window function as described in claim 1, feature exists
In the Car window electric machine current detection module includes:
Filter circuit, for being filtered to the current signal；
Amplifying circuit is connect with the filter circuit, for amplifying through the filtered current signal of the filter circuit；
A/D conversion circuit is connect with the amplifying circuit, for the amplified current signal of the amplifying circuit to be converted into counting
The central control unit is sent to after word signal.
3. being integrated with the BCM car body controller of PEPS, IMMO and anti-pinching car window function as described in claim 1, feature exists
In the Car window electric machine ripple detection module includes:
Isolation filter circuit, for carrying out isolation filter to the current signal；
Amplification and rectification circuit, and the isolation filter circuit connection, for the electricity after the isolation filter circuit isolation filter
Stream signal amplifies shaping；
Comparison circuit is connect with the amplification and rectification circuit, is believed for the amplification and rectification circuit to be amplified to the electric current after shaping
The central control unit is sent to after number being converted to pulse signal.
4. being integrated with the BCM car body controller of PEPS, IMMO and anti-pinching car window function as described in claim 1, feature exists
In the vehicle body state signal collecting unit includes digital signal acquiring module, collection of simulant signal module, pulse signal acquisition
Module.
5. being integrated with the BCM car body controller of PEPS, IMMO and anti-pinching car window function as described in claim 1, feature exists
In the central control unit is MCU.
6. being integrated with the BCM car body controller of PEPS, IMMO and anti-pinching car window function as described in claim 1, feature exists
In the vehicle body state signal collecting unit, vehicle body driving signal output unit, CAN communication module, RF receiving unit, LF connect
Unit, Car window electric machine current detection module and Car window electric machine ripple detection module and the central control unit is received to connect by serial ports
Connect letter.
7. being integrated with the BCM car body controller of PEPS, IMMO and anti-pinching car window function as described in claim 1, feature exists
In the vehicle body status signal includes wiper status signal, LED status signal, car door lock status signal, vehicle window state
Signal, the vehicle body execution unit include wiper motor, indicator light, car door lock motor, Car window electric machine.
8. a kind of automobile, which is characterized in that the integrated BCM car body controller any just like in claim 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910088942.2A CN109972959A (en) | 2019-01-30 | 2019-01-30 | It is integrated with the BCM car body controller and automobile of PEPS, IMMO and anti-pinching car window function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910088942.2A CN109972959A (en) | 2019-01-30 | 2019-01-30 | It is integrated with the BCM car body controller and automobile of PEPS, IMMO and anti-pinching car window function |
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| Publication Number | Publication Date |
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| CN109972959A true CN109972959A (en) | 2019-07-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910088942.2A Pending CN109972959A (en) | 2019-01-30 | 2019-01-30 | It is integrated with the BCM car body controller and automobile of PEPS, IMMO and anti-pinching car window function |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112550217A (en) * | 2020-12-10 | 2021-03-26 | 武汉格罗夫氢能汽车有限公司 | Electronic anti-theft authentication system and method for hydrogen fuel cell automobile engine |
| CN113338744A (en) * | 2021-06-30 | 2021-09-03 | 一汽奔腾轿车有限公司 | Anti-pinch control method for electric back door |
| CN114185287A (en) * | 2021-11-25 | 2022-03-15 | 上汽通用五菱汽车股份有限公司 | Vehicle body area controller |
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