CN113280103A - Control circuit of knob gear shifter - Google Patents
Control circuit of knob gear shifter Download PDFInfo
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- CN113280103A CN113280103A CN202110475201.7A CN202110475201A CN113280103A CN 113280103 A CN113280103 A CN 113280103A CN 202110475201 A CN202110475201 A CN 202110475201A CN 113280103 A CN113280103 A CN 113280103A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
- F16H59/08—Range selector apparatus
- F16H59/10—Range selector apparatus comprising levers
- F16H59/105—Range selector apparatus comprising levers consisting of electrical switches or sensors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/02—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used
- F16H61/0202—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric
- F16H61/0204—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal
- F16H61/0213—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal characterised by the method for generating shift signals
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/40—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism comprising signals other than signals for actuating the final output mechanisms
- F16H63/42—Ratio indicator devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/40—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism comprising signals other than signals for actuating the final output mechanisms
- F16H63/42—Ratio indicator devices
- F16H2063/423—Range indicators for automatic transmissions, e.g. showing selected range or mode
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Transmission Device (AREA)
- Arrangement And Mounting Of Devices That Control Transmission Of Motive Force (AREA)
Abstract
The invention belongs to the technical field of gear shifter control, and provides a control circuit of a knob gear shifter. The gear detection module is used for collecting gear information according to the progress of the knob switch, the control module is used for generating a control signal according to the collected gear information, the gear output module is used for outputting a gear signal to the gear shift execution controller according to the control signal, the gear shift indicator lamp module is used for enabling an indicator lamp of a corresponding gear to emit light according to the gear output signal, and the gear feedback module is used for feeding back whether the target gear is entered into the control module. The invention has the advantages that the gear adjustment of a user is determined by replacing the conventional potentiometer resistance value judgment mode with the photoelectric detection switch, and the current gear information is displayed in real time through the gear indicator lamp.
Description
Technical Field
The invention relates to the technical field of gear shifter control, in particular to a control circuit of a knob gear shifter.
Background
With the continuous development of the automobile industry, users have higher requirements on the safety, flexibility and other performances of automobiles, and the optimization of the gear shifting control of the automobiles is particularly important.
The existing gear shifting control scheme mainly realizes gear shifting control by gear lever operation or key operation through a user, is not intelligent and convenient enough, and a knob gear shifter is also used at present, but the gear adjustment of the user is still detected by adopting a mode of potentiometer resistance judgment, and after the gear shifting control scheme is used for a long time, the problem of inaccurate detection can often occur.
Disclosure of Invention
The invention aims to provide a control circuit of a knob gear shifter, which is used for solving the problem that the detection of the gear adjustment requirement is not accurate enough.
In order to achieve the purpose, the invention adopts the technical scheme that:
a control circuit for a knob shifter, comprising:
the power supply module is used for supplying power to the control circuit;
the gear detection module is used for acquiring gear information according to the progress of the knob switch;
the control module is used for generating a control signal according to the acquired gear information;
and the gear output module is used for outputting a gear signal to the gear shift execution controller according to the control signal.
Further, the control module comprises a control chip U2 and peripheral circuits thereof;
the first pin of the control chip U2 is connected with the power module, the first pin of the control chip U2 is used for sampling power supply voltage, the seventeenth pin, the sixteenth pin and the fifteenth pin of the control chip U2 are all connected with the gear output module, and the eleventh pin, the fifth pin, the twelfth pin and the thirteenth pin of the control chip U2 are all connected with the gear detection module.
Further, the gear position detection module comprises a first detection unit and a second detection unit, the first detection unit is connected with a twelfth pin and a thirteenth pin of the control chip U2, and the second detection unit is connected with an eleventh pin and a fifth pin of the control chip U2.
Further, the first detection unit comprises a photoelectric detection chip U3, a resistor R16, a resistor R17, a resistor R19, a resistor R15, a capacitor C19 and a capacitor C17;
a fifth pin of the photoelectric detection chip U3 is connected with a twelfth pin of the control chip U2 through a resistor R16, one end of the resistor R16 connected with the photoelectric detection chip U3 is grounded through a resistor R15, and one end of the resistor R16 connected with the control chip U2 is grounded through a capacitor C17;
the fourth pin of the photoelectric detection chip U3 is connected with the thirteenth pin of the control chip U2 through a resistor R17, one end of the resistor R17 connected with the photoelectric detection chip U3 is grounded through a resistor R19, and one end of the resistor R17 connected with the control chip U2 is grounded through a capacitor C19.
Further, the second detection unit comprises a photoelectric detection chip U4, a resistor R30, a resistor R31, a resistor R32, a resistor R34, a capacitor C36 and a capacitor C27;
a fifth pin of the photoelectric detection chip U4 is connected with a fifth pin of the control chip U2 through a resistor R31, one end of the resistor R31 connected with the photoelectric detection chip U4 is grounded through a resistor R30, and one end of the resistor R31 connected with the control chip U2 is grounded through a capacitor C26;
the fourth pin of the photoelectric detection chip U4 is connected with the eleventh pin of the control chip U2 through a resistor R32, one end of the resistor R32 connected with the photoelectric detection chip U4 is grounded through a resistor R34, and one end of the resistor R32 connected with the control chip U2 is grounded through a capacitor C27.
Further, the gear output module comprises:
the R gear output unit is used for outputting an R gear signal to the gear shifting actuator according to the control signal;
the N-gear output unit is used for outputting an N-gear signal to the gear shifting actuator according to the control signal;
and the D gear output unit is used for outputting a D gear signal to the gear shifting actuator according to the control signal.
The gear shifting indicator lamp module is used for enabling the indicator lamp of the corresponding gear to emit light according to the gear output signal.
The system further comprises a gear feedback module, wherein the gear feedback module is used for feeding back whether the target gear is entered into to the control module.
Further, the power module includes:
the voltage conversion unit is used for converting an input power supply into power supply voltages required by the gear detection module, the control module and the gear output module;
and the voltage sampling unit is used for feeding back the power supply voltage value to the control module.
Compared with the prior art, the invention at least comprises the following beneficial effects:
the gear adjustment of a user is determined by replacing the conventional potentiometer resistance value judgment mode with the photoelectric detection switch, and the current gear information is displayed in real time through the gear indicator lamp;
the invention also collects the gear change condition of the gear shift actuator in real time through the gear feedback module and feeds the gear change condition back to the control module, so that the control module can judge whether the actual gear is consistent with the currently displayed gear according to the gear change condition.
Drawings
FIG. 1 is a general framework diagram of an embodiment of the invention;
FIG. 2 is a circuit diagram of a control module in an embodiment of the invention;
FIG. 3 is a circuit diagram of a gear detection module in an embodiment of the present invention;
FIG. 4 is a circuit diagram of a range output module in an embodiment of the present invention;
FIG. 5 is a circuit diagram of a shift indicator light module in an embodiment of the present invention;
FIG. 6 is a circuit diagram of a notch feedback module in an embodiment of the present invention;
fig. 7 is a circuit diagram of a power supply module in an embodiment of the invention.
Detailed Description
The following are specific embodiments of the present invention, and the technical solutions of the present invention will be further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in FIG. 1, the control circuit of the knob shifter of the present invention comprises a power module, a gear detection module, a control module, a gear output module, a gear shift indicator module and a gear feedback module.
The gear detection module, the gear output module, the gear shift indicator lamp module and the gear feedback module are all connected with the control module.
The power module is used for supplying power for the control circuit, the gear detection module is used for collecting gear information according to the progress of the knob switch, the control module is used for generating a control signal according to the collected gear information, the gear output module is used for outputting a gear signal to the gear shifting execution controller according to the control signal, the gear shifting indicator lamp module is used for enabling an indicator lamp of a corresponding gear to emit light according to the gear output signal, and the gear feedback module is used for feeding back whether the indicator lamp enters a target gear or not to the control module.
As shown in FIG. 2, the control module comprises a control chip U2 and its peripheral circuits, wherein the control chip U2 is preferably R5F1096 AKSP.
The first pin of the control chip U2 is connected with the power module, the first pin of the control chip U2 is used for sampling power supply voltage, the seventeenth pin, the sixteenth pin and the fifteenth pin of the control chip U2 are all connected with the gear output module, and the eleventh pin, the fifth pin, the twelfth pin and the thirteenth pin of the control chip U2 are all connected with the gear detection module.
As shown in FIG. 3, the gear position detecting module includes a first detecting unit connected to the twelfth pin and the thirteenth pin of the control chip U2, and a second detecting unit connected to the eleventh pin and the fifth pin of the control chip U2.
The first detection unit comprises a photoelectric detection chip U3, a resistor R16, a resistor R17, a resistor R19, a resistor R15, a capacitor C19, a capacitor C17, a resistor R18, a capacitor C15 and a capacitor C14.
The fifth pin of the photoelectric detection chip U3 is connected with the twelfth pin of the control chip U2 through a resistor R16, one end of the resistor R16 connected with the photoelectric detection chip U3 is grounded through a resistor R15, and one end of the resistor R16 connected with the control chip U2 is grounded through a capacitor C17.
The fourth pin of the photoelectric detection chip U3 is connected with the thirteenth pin of the control chip U2 through a resistor R17, one end of the resistor R17 connected with the photoelectric detection chip U3 is grounded through a resistor R19, and one end of the resistor R17 connected with the control chip U2 is grounded through a capacitor C19.
The second detection unit comprises a photoelectric detection chip U4, a resistor R30, a resistor R31, a resistor R32, a resistor R34, a capacitor C36, a capacitor C27, a resistor R33, a capacitor C24 and a capacitor C25.
The fifth pin of the photoelectric detection chip U4 is connected with the fifth pin of the control chip U2 through a resistor R31, one end of the resistor R31 connected with the photoelectric detection chip U4 is grounded through a resistor R30, and one end of the resistor R31 connected with the control chip U2 is grounded through a capacitor C26.
The fourth pin of the photoelectric detection chip U4 is connected with the eleventh pin of the control chip U2 through a resistor R32, one end of the resistor R32 connected with the photoelectric detection chip U4 is grounded through a resistor R34, and one end of the resistor R32 connected with the control chip U2 is grounded through a capacitor C27.
The models of the photoelectric detection chips U3 and U4 are preferably KIT3032S, the knob process of a user on the knob shifter is detected through the photoelectric detection chips U3 and U4, and the gear information selected by the user is transmitted to the control chip U2 through the photoelectric detection chips U3 and U4.
As shown in fig. 4, the range output module includes an R range output unit, an N range output unit, and a D range output unit.
The R gear output unit comprises a resistor R6, a triode Q4, a resistor R10, a capacitor C13, a triode Q3, a resistor R8, a capacitor C11, a resistor R12 and a triode Q6. One end of the resistor R6 is connected with the power module, the other end is connected with the base of the triode Q4, the emitter of the triode Q4 is connected with the power module, the collector of the triode Q4 is connected with the base of the triode Q3, the base of the triode Q4 is also connected with the emitter of the triode Q3, one end of the resistor R10 is connected with the power module, the other end is connected with the base of the triode Q3, the capacitor C13 is connected with the two ends of the resistor R10 in parallel, the collector of the triode Q3 outputs an R-gear signal to the gear shifting actuator, the base of the triode Q3 is also connected with the collector of the triode Q6 through the resistor R12, the emitter of the triode Q6 is grounded, and the base of the triode Q6 is connected with the seventeenth pin of the control chip U2.
The N-gear output unit comprises a resistor R20, a triode Q9, a resistor R24, a capacitor C22, a triode Q7, a resistor R28, a capacitor C20, a resistor R22 and a triode Q11. One end of the resistor R20 is connected with the power module, the other end is connected with the base of the triode Q9, the emitter of the triode Q9 is connected with the power module, the collector of the triode Q9 is connected with the base of the triode Q7, the base of the triode Q9 is also connected with the emitter of the triode Q7, one end of the resistor R24 is connected with the power module, the other end is connected with the base of the triode Q7, the capacitor C22 is connected in parallel with the two ends of the resistor R24, the collector of the triode Q7 outputs N-gear signals to the gear shifting actuator, the base of the triode Q7 is also connected with the collector of the triode Q11 through the resistor R28, the emitter of the triode Q11 is grounded, and the base of the triode Q11 is connected with the sixteenth pin of the control chip U2.
The D-grade output unit comprises a resistor R21, a triode Q10, a resistor R25, a capacitor C23, a triode Q8, a resistor R23, a capacitor C21, a resistor R29 and a triode Q12. One end of the resistor R21 is connected with the power module, the other end is connected with the base of the triode Q10, the emitter of the triode Q10 is connected with the power module, the collector of the triode Q10 is connected with the base of the triode Q8, the base of the triode Q10 is also connected with the emitter of the triode Q8, one end of the resistor R25 is connected with the power module, the other end is connected with the base of the triode Q8, the capacitor C23 is connected in parallel with the two ends of the resistor R25, the collector of the triode Q8 outputs a D-gear signal to the gear shifting actuator, the base of the triode Q8 is also connected with the collector of the triode Q12 through the resistor R29, the emitter of the triode Q12 is grounded, and the base of the triode Q12 is connected with the fifteenth pin of the control chip U2.
Taking the output of the D-shift signal as an example, the control chip U2 sends a control signal to the transistor Q12, so that the transistor Q12 is turned on, and further the base voltage of the transistor Q8 is increased, so that the transistor Q8 is turned on, and the D-shift signal is output to the shift actuator through the port D _ OUT.
As shown in fig. 5, the shift indicator lamp module includes an R-range indicator lamp unit, an N-range indicator lamp unit, a D-range indicator lamp unit, and a follow-up indicator lamp unit.
The R-grade indicating lamp unit comprises a resistor R27, a light emitting diode LED4 and a triode Q13. The base of the triode Q13 receives a control signal sent by the nineteenth pin of the control chip U2, so that the triode Q13 is turned on, the light emitting diode LED4 emits light, and the R-gear on the knob shifter can be displayed in a backlight mode.
The N-gear indicator lamp unit comprises a resistor R35, a light emitting diode LED5 and a triode Q15. The base of the triode Q15 receives a control signal sent by the second pin of the control chip U2, so that the triode Q15 is turned on, the light emitting diode LED5 emits light, and the N-position on the knob shifter can be displayed in a backlight mode.
The R-grade indicating lamp unit comprises a resistor R36, a light emitting diode LED6 and a triode Q16. The base of the triode Q16 receives the control signal sent by the fourteenth pin of the control chip U2, so that the triode Q16 is turned on, the light emitting diode LED6 emits light, and the D-gear on the knob shifter can be displayed in a backlight mode.
As shown in fig. 6, the gear feedback module includes a resistor R37, a resistor R39, a resistor R41, a capacitor C28, a capacitor C29, a resistor R38, a resistor R40, a resistor R42, and a protection diode D4.
The gear feedback module is connected with the gear shifting actuator and used for feeding the gear shifting information of the gear shifting actuator back to the control chip U2, and the control chip U2 can acquire the gear shifting condition of the gear shifting actuator in real time according to the gear shifting information and can judge whether gears are synchronous or not.
As shown in fig. 7, the power supply module includes a voltage conversion unit and a voltage sampling unit.
The voltage conversion unit comprises a voltage conversion chip U1, a capacitor C2, a capacitor C6, a voltage stabilizing diode D2, a diode D1, a capacitor EC2, a capacitor C5, a capacitor C1, a capacitor C3 and a capacitor C4.
The voltage conversion unit converts an input power supply into power supply voltage required by the gear detection module, the control module and the gear output module through rectification filtering of a capacitor;
the voltage sampling unit comprises a resistor R3, a resistor R4 and a capacitor C9, the voltage sampling unit is used for feeding back a power supply voltage value to the control module, and the control chip U2 can know the power supply condition of each module according to the fed back power supply voltage value.
The gear adjustment of a user is determined by replacing the conventional potentiometer resistance value judgment mode with the photoelectric detection switch, and the current gear information is displayed in real time through the gear indicator lamp.
The invention also collects the gear change condition of the gear shift actuator in real time through the gear feedback module and feeds the gear change condition back to the control module, so that the control module can judge whether the actual gear is consistent with the currently displayed gear according to the gear change condition.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (9)
1. A control circuit for a knob shifter, comprising:
the power supply module is used for supplying power to the control circuit;
the gear detection module is used for acquiring gear information according to the progress of the knob switch;
the control module is used for generating a control signal according to the acquired gear information;
and the gear output module is used for outputting a gear signal to the gear shift execution controller according to the control signal.
2. The control circuit of a rotary knob shifter of claim 1, wherein the control module includes a control chip U2 and its peripheral circuits;
the first pin of the control chip U2 is connected with the power module, the first pin of the control chip U2 is used for sampling power supply voltage, the seventeenth pin, the sixteenth pin and the fifteenth pin of the control chip U2 are all connected with the gear output module, and the eleventh pin, the fifth pin, the twelfth pin and the thirteenth pin of the control chip U2 are all connected with the gear detection module.
3. The control circuit of a rotary knob shifter according to claim 2, wherein the gear position detecting module includes a first detecting unit connected to the twelfth pin and the thirteenth pin of the control chip U2 and a second detecting unit connected to the eleventh pin and the fifth pin of the control chip U2.
4. The control circuit of a rotary knob shifter as set forth in claim 3, wherein said first sensing unit includes a photo sensing chip U3, a resistor R16, a resistor R17, a resistor R19, a resistor R15, a capacitor C19 and a capacitor C17;
a fifth pin of the photoelectric detection chip U3 is connected with a twelfth pin of the control chip U2 through a resistor R16, one end of the resistor R16 connected with the photoelectric detection chip U3 is grounded through a resistor R15, and one end of the resistor R16 connected with the control chip U2 is grounded through a capacitor C17;
the fourth pin of the photoelectric detection chip U3 is connected with the thirteenth pin of the control chip U2 through a resistor R17, one end of the resistor R17 connected with the photoelectric detection chip U3 is grounded through a resistor R19, and one end of the resistor R17 connected with the control chip U2 is grounded through a capacitor C19.
5. The control circuit of a rotary knob shifter according to claim 3,
the second detection unit comprises a photoelectric detection chip U4, a resistor R30, a resistor R31, a resistor R32, a resistor R34, a capacitor C36 and a capacitor C27;
a fifth pin of the photoelectric detection chip U4 is connected with a fifth pin of the control chip U2 through a resistor R31, one end of the resistor R31 connected with the photoelectric detection chip U4 is grounded through a resistor R30, and one end of the resistor R31 connected with the control chip U2 is grounded through a capacitor C26;
the fourth pin of the photoelectric detection chip U4 is connected with the eleventh pin of the control chip U2 through a resistor R32, one end of the resistor R32 connected with the photoelectric detection chip U4 is grounded through a resistor R34, and one end of the resistor R32 connected with the control chip U2 is grounded through a capacitor C27.
6. The control circuit of a rotary knob shifter according to claim 1, wherein the gear output module includes:
the R gear output unit is used for outputting an R gear signal to the gear shifting actuator according to the control signal;
the N-gear output unit is used for outputting an N-gear signal to the gear shifting actuator according to the control signal;
and the D gear output unit is used for outputting a D gear signal to the gear shifting actuator according to the control signal.
7. The control circuit of a rotary knob shifter of claim 1 further comprising a shift indicator light module for illuminating an indicator light of a corresponding gear based on the gear output signal.
8. The control circuit of a rotary knob shifter according to claim 1, further comprising a gear feedback module for feeding back to the control module whether the target gear is entered.
9. The control circuit for a rotary knob shifter of claim 1, wherein the power module comprises:
the voltage conversion unit is used for converting an input power supply into power supply voltages required by the gear detection module, the control module and the gear output module;
and the voltage sampling unit is used for feeding back the power supply voltage value to the control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110475201.7A CN113280103B (en) | 2021-04-29 | 2021-04-29 | Control circuit of knob gear shifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110475201.7A CN113280103B (en) | 2021-04-29 | 2021-04-29 | Control circuit of knob gear shifter |
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| CN113280103A true CN113280103A (en) | 2021-08-20 |
| CN113280103B CN113280103B (en) | 2022-07-08 |
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| CN202110475201.7A Active CN113280103B (en) | 2021-04-29 | 2021-04-29 | Control circuit of knob gear shifter |
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| CN201100393Y (en) * | 2007-09-05 | 2008-08-13 | 万安集团上海汽车控制系统有限公司 | Electronic control device for car shift operation system |
| CN204998343U (en) * | 2015-08-06 | 2016-01-27 | 钱英 | Push button gearshift of car |
| CN106499810A (en) * | 2016-10-18 | 2017-03-15 | 南京奥联汽车电子电器股份有限公司 | The circuit of the manual/automatic integratedization selector communicated based on CAN |
| CN109578574A (en) * | 2018-10-08 | 2019-04-05 | 宁波高发汽车控制系统股份有限公司 | A kind of control method and system of knob selector |
| CN111717146A (en) * | 2020-06-04 | 2020-09-29 | 奇瑞商用车（安徽）有限公司 | Power supply control circuit and method for electric automobile without low-voltage storage battery |
| CN111734819A (en) * | 2020-07-30 | 2020-10-02 | 宁波高发汽车控制系统股份有限公司 | Single-Hall gear shifter with bidirectional gear acquisition function |
| CN112196990A (en) * | 2020-12-02 | 2021-01-08 | 宁波高发汽车控制系统股份有限公司 | Gear shifting system and method of multi-gear shifter with gears reused |
-
2021
- 2021-04-29 CN CN202110475201.7A patent/CN113280103B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201100393Y (en) * | 2007-09-05 | 2008-08-13 | 万安集团上海汽车控制系统有限公司 | Electronic control device for car shift operation system |
| CN204998343U (en) * | 2015-08-06 | 2016-01-27 | 钱英 | Push button gearshift of car |
| CN106499810A (en) * | 2016-10-18 | 2017-03-15 | 南京奥联汽车电子电器股份有限公司 | The circuit of the manual/automatic integratedization selector communicated based on CAN |
| CN109578574A (en) * | 2018-10-08 | 2019-04-05 | 宁波高发汽车控制系统股份有限公司 | A kind of control method and system of knob selector |
| CN111717146A (en) * | 2020-06-04 | 2020-09-29 | 奇瑞商用车（安徽）有限公司 | Power supply control circuit and method for electric automobile without low-voltage storage battery |
| CN111734819A (en) * | 2020-07-30 | 2020-10-02 | 宁波高发汽车控制系统股份有限公司 | Single-Hall gear shifter with bidirectional gear acquisition function |
| CN112196990A (en) * | 2020-12-02 | 2021-01-08 | 宁波高发汽车控制系统股份有限公司 | Gear shifting system and method of multi-gear shifter with gears reused |
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| CN113280103B (en) | 2022-07-08 |
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