CN107878332A - A kind of automobile rearview mirror system and automobile - Google Patents
A kind of automobile rearview mirror system and automobile Download PDFInfo
- Publication number
- CN107878332A CN107878332A CN201711249996.XA CN201711249996A CN107878332A CN 107878332 A CN107878332 A CN 107878332A CN 201711249996 A CN201711249996 A CN 201711249996A CN 107878332 A CN107878332 A CN 107878332A
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- automobile
- double
- backsight mirror
- rearview mirror
- mirror
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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
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
- B60R1/02—Rear-view mirror arrangements
- B60R1/06—Rear-view mirror arrangements mounted on vehicle exterior
- B60R1/062—Rear-view mirror arrangements mounted on vehicle exterior with remote control for adjusting position
- B60R1/07—Rear-view mirror arrangements mounted on vehicle exterior with remote control for adjusting position by electrically powered actuators
- B60R1/074—Rear-view mirror arrangements mounted on vehicle exterior with remote control for adjusting position by electrically powered actuators for retracting the mirror arrangements to a non-use position alongside the vehicle
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Mechanical Engineering (AREA)
- Rear-View Mirror Devices That Are Mounted On The Exterior Of The Vehicle (AREA)
Abstract
The invention provides a kind of automobile rearview mirror system and automobile, automobile rearview mirror system includes:Body of backsight mirror, including deployed condition and folded state;Drive control circuit, for driving body of backsight mirror to switch between deployed condition and folded state;Infrared ambulator, it is fixedly installed on body of backsight mirror, for detecting the distance between body of backsight mirror and barrier information;Controller, the range information detected for obtaining infrared ambulator;According to range information, lateral separation of the barrier to body of backsight mirror perpendicular to vehicle traveling direction is calculated, and when lateral separation is less than pre-determined distance, sends control signal to drive control circuit, body of backsight mirror is switched to folded state by deployed condition.The present invention is realized when automobile runs into narrow road conditions, can be automatically controlled rearview mirror and be folded to car body side, protect the rearview mirror of automobile and reduce the operating burden of driver.
Description
Technical field
The present invention relates to automobile technical field, more particularly to a kind of automobile rearview mirror system and automobile.
Background technology
With the continuous development and progress of automotive engineering, people are to the intelligent control demand of automobile also more and more higher.Work as vapour
When garage sails to narrow place or enters relatively crowded garage, need to fold rearview mirror to protect rearview mirror not to be scraped off
Come, whether Electronic control or the control manually of current automobile rearview mirror, be required for driver to be carried out by certain operation
Control, when driver in the case where that can not control rearview mirror in time, it is possible to the rearview mirror of automobile can be caused to damage, in order to
More effectively protect automobile rearview mirror and reduce the operating burden of driver, it is necessary to design a kind of automobile that can be automatically controlled
Rearview mirror.
The content of the invention
The purpose to be reached of the embodiment of the present invention is to provide a kind of automobile rearview mirror system and automobile, works as automobile to realize
When running into narrow road conditions, rearview mirror can be automatically controlled and folded to car body side, the rearview mirror of automobile is protected and reduce driver
Operating burden.
To reach above-mentioned purpose, the embodiments of the invention provide a kind of automobile rearview mirror system, including:
Body of backsight mirror, including the deployed condition deployed relative to car body and the folding folded relative to car body
State;
Drive control circuit, is connected with body of backsight mirror, for driving body of backsight mirror in deployed condition and rugosity
Switch between state;
Infrared ambulator, it is fixedly installed on body of backsight mirror, for detecting between body of backsight mirror and barrier
Range information;
Controller, the range information detected for obtaining infrared ambulator;According to range information, calculate barrier and arrive
Body of backsight mirror perpendicular to vehicle traveling direction lateral separation, and when lateral separation is less than pre-determined distance, to drive control
Circuit sends control signal, body of backsight mirror is switched to folded state by deployed condition.
Preferably, automobile rearview mirror system as described above, in addition to:When body of backsight mirror switches to folded state completely
Afterwards, and the first preset time is spaced, control body of backsight mirror switches to deployed condition by folded state.
Specifically, automobile rearview mirror system as described above, body of backsight mirror are connected by rotating shaft with car body, and
Twisted rotary shaft is provided with the first gear being fixedly connected with body of backsight mirror;
Drive control circuit includes motor, and the output shaft of motor is connected with second gear, first gear
Connection is engaged with second gear.
Preferably, automobile rearview mirror system as described above, infrared ambulator include the first infrared ambulator and
Second infrared ambulator;
Wherein the first infrared ambulator is arranged at body of backsight mirror towards on the end face of automobile direction of advance;
Second infrared ambulator is arranged at body of backsight mirror on the end face of automobile direction of advance.
Automobile rearview mirror system as described above, controller are specifically used for:
When the first range information for receiving the detection of the first infrared ambulator, and according to the first range information, calculate barrier
Hinder first lateral separation of the thing to body of backsight mirror perpendicular to vehicle traveling direction, and when the first lateral separation is less than pre-determined distance
When, send control signal to drive control circuit;
When the second distance information for receiving the detection of the second infrared ambulator, and according to second distance information, calculate barrier
Hinder second lateral separation of the thing to body of backsight mirror perpendicular to vehicle traveling direction, and when the second lateral separation is less than pre-determined distance
When, send control signal to drive control circuit.
Preferably, in automobile rearview mirror system as described above, the measurement direction and automobile of the first infrared ambulator
Direction of advance is in the first predetermined angle;
The measurement direction of second infrared ambulator and automobile direction of advance are in the second predetermined angle;
Wherein the first predetermined angle is less than 90 degree, and the first predetermined angle and the second predetermined angle sum are 180 degree.
Preferably, automobile rearview mirror system as described above, drive control circuit include:Power supply and DPDT are opened
Close;Wherein the first connection end of double-point double-throw switch and second connection end are connected with the two poles of the earth of power supply respectively;
3rd connection end of double-point double-throw switch and the 4th of the first travel switch, motor and double-point double-throw switch
Connection end coupled in series;
5th connection end of double-point double-throw switch and the 6th of the second travel switch, motor and double-point double-throw switch
Connection end coupled in series;
Drive control circuit also includes:One switch controller, switch controller are delays time to control type, its control terminal and the
The control terminal of one stroke switch connection, its output end and double-point double-throw switch connects;
First travel switch and the second travel switch are normally closed and controlled switch-off type;
Double-point double-throw switch is normally opened and controlled conductivity type, and its control terminal is also connected with controller.
Present invention also offers a kind of automobile, including automobile rearview mirror system as described above.
Compared with prior art, a kind of automobile rearview mirror system provided in an embodiment of the present invention and automobile, at least have with
Lower beneficial effect:
When automobile is driving to narrow road conditions, the obstacle in front of automobile side or side rear is known by infrared ambulator
The range information of thing and rearview mirror, and the range information is calculated by controller, it is vertical with rearview mirror to obtain barrier
In the lateral separation of vehicle traveling direction, it is easy to judge the risk that whether can be collided when automobile passes through, when the lateral separation is small
In pre-determined distance, i.e., when automobile has the risk to be collided with barrier, produce control signal and pass through drive control circuit
Rearview mirror folds to car body side, automobile rearview mirror is not collided with barrier, protects automobile rearview mirror;This process by automobile from
It is dynamic to complete, reduce the operating burden of driver, while it also avoid in emergency circumstances because driver is operated not in time to rear
Damage caused by visor.
Brief description of the drawings
Fig. 1 is the part-structure schematic diagram of the automobile rearview mirror system of the present invention;
Fig. 2 is the infrared ambulator scheme of installation of the automobile rearview mirror system of the present invention;
Fig. 3 is the drive control circuit diagram of the present invention.
【Description of reference numerals】
1st, body of backsight mirror;101st, rotating shaft;102nd, first gear;2nd, motor;
3rd, second gear;4th, infrared ambulator;401st, the first infrared ambulator;
402nd, the second infrared ambulator;5th, power supply;6th, double-point double-throw switch;601st, the first connection end;
602nd, second connection end;603rd, the 3rd connection end;604th, the 4th connection end;
605th, the 5th connection end;606th, the 6th connection end;7th, the first travel switch;8th, switch controller;
9th, the second travel switch.
Embodiment
To make the technical problem to be solved in the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and tool
Body embodiment is described in detail.In the following description, there is provided such as specific configuration and the specific detail of component are only
In order to help comprehensive understanding embodiments of the invention.Therefore, it will be apparent to those skilled in the art that can be to reality described herein
Example is applied to make various changes and modifications without departing from scope and spirit of the present invention.In addition, for clarity and brevity, eliminate pair
The description of known function and construction.
It should be understood that " one embodiment " or " embodiment " that specification is mentioned in the whole text mean it is relevant with embodiment
During special characteristic, structure or characteristic are included at least one embodiment of the present invention.Therefore, occur everywhere in entire disclosure
" in one embodiment " or " in one embodiment " identical embodiment is not necessarily referred to.In addition, these specific feature, knots
Structure or characteristic can combine in one or more embodiments in any suitable manner.
In various embodiments of the present invention, it should be appreciated that the size of the sequence number of following each processes is not meant to perform suitable
The priority of sequence, the execution sequence of each process should be determined with its function and internal logic, without the implementation of the reply embodiment of the present invention
Process forms any restriction.
The embodiment provides a kind of automobile rearview mirror system, including:
Body of backsight mirror 1, including the deployed condition deployed relative to car body and the folding folded relative to car body
Overlapping state;
Drive control circuit, it is connected with body of backsight mirror 1, for driving body of backsight mirror 1 in deployed condition and folding
Switch between state;
Infrared ambulator 4, it is fixedly installed on body of backsight mirror 1, for detecting between body of backsight mirror 1 and barrier
Range information;
Controller, the range information detected for obtaining infrared ambulator 4;According to range information, barrier is calculated
Lateral separation to body of backsight mirror 1 perpendicular to vehicle traveling direction, and when lateral separation is less than pre-determined distance, controlled to driving
Circuit processed sends control signal, body of backsight mirror 1 is switched to folded state by deployed condition.
In embodiments of the present invention, when automobile is driving to narrow road conditions, automobile side is known by infrared ambulator 4
The range information of the barrier at front or side rear and body of backsight mirror 1, and the range information is calculated by controller,
The lateral separation of barrier and body of backsight mirror 1 is obtained, is easy to judge the risk that whether can be collided when automobile passes through, when the horizontal stroke
It is less than pre-determined distance to distance, i.e., when automobile can collide with barrier, produces control signal and pass through drive control circuit control
Body of backsight mirror 1 processed folds to car body side, protects automobile rearview mirror;This process is automatically performed by automobile, makes driver not
Driver must be reduced by being arranged at the rearview mirror control button of in-car or going car outer control rearview mirror to be folded to car body side
Operating burden, while it also avoid in emergency circumstances due to driver operation not in time to caused by rearview mirror damage.
It is simpler, direct compared to using radar progress range information collection using infrared ambulator 4, and reduce
Controller reduces the requirement to controller disposal ability, indirectly reduces cost to the processing procedure of data.
Preferably, automobile rearview mirror system as described above, in addition to:When body of backsight mirror 1 switches to rugosity completely
After state, and the first preset time is spaced, control body of backsight mirror 1 switches to deployed condition by folded state.
After the first preset time is spaced, judge that automobile by narrow road conditions, automatically controls body of backsight mirror 1 by folding
State switches to deployed condition, rearview mirror is under normal condition, is easy to driver to understand automobile side rear by rearview mirror
Road conditions, avoid rearview mirror can not be restored to a normal state in a timely manner influence driver operation, reduce driver by setting
The operating burden for being placed in the rearview mirror control button of in-car or going car outer control rearview mirror to set back.
Referring to Fig. 1, specifically, automobile rearview mirror system as described above, body of backsight mirror 1 passes through rotating shaft 101 and automobile
Car body is connected, and twisted rotary shaft 101 is provided with the first gear 102 being fixedly connected with body of backsight mirror 1;
Drive control circuit includes motor 2, and the output shaft of motor 2 is connected with second gear 3, the first tooth
Wheel 102 engages connection with second gear 3.
The setting of rotating shaft 101 enables body of backsight mirror 1 101 to be rotated around the shaft while being car body connection, makes
Body of backsight mirror 1 can be completed from deployed condition to folded state or from folded state to the switching action of deployed condition;
The first gear 102 set by twisted rotary shaft 101 and the second gear 3 being arranged on the output shaft of motor 2
Engagement connection, motor 2 is rotated for body of backsight mirror 1 around rotating shaft 101 and carry out cutting for folded state and deployed condition
Offer power is provided;It should be noted that first gear 102 can be a part for a gear.
Referring to Fig. 2, it is preferable that automobile rearview mirror system as described above, infrared ambulator 4 are surveyed including the first infrared ray
The infrared ambulator 402 of distance meter 401 and second;
Wherein the first infrared ambulator 401 is arranged at body of backsight mirror 1 towards on the end face of automobile direction of advance;
Second infrared ambulator 402 is arranged at body of backsight mirror 1 on the end face of automobile direction of advance.
Embodiments of the invention are provided with two infrared ambulators 4, by being arranged at body of backsight mirror 1 towards before automobile
The first infrared ambulator 401 entered on the end face in direction, it would know that when automobile advances, the barrier in front of automobile side is with after
The range information of visor body 1, avoid colliding with the barrier in front of side when automobile advances, so as to cause rearview mirror
Damage;
By being arranged at second infrared ambulator 402 of the body of backsight mirror 1 on the end face of automobile direction of advance;Can
Know when reversing automobile, the barrier at automobile side rear and the range information of body of backsight mirror 1, avoid in reversing automobile with
The barrier at side rear collides, so as to cause to damage to rearview mirror.
Automobile rearview mirror system as described above, controller are specifically used for:
When the first range information for receiving the detection of the first infrared ambulator 401, and according to the first range information, calculate
First lateral separation of the barrier to body of backsight mirror 1 perpendicular to vehicle traveling direction, and preset when the first lateral separation is less than
Apart from when, send control signal to drive control circuit;
When the second distance information for receiving the detection of the second infrared ambulator 402, and according to second distance information, calculate
Second lateral separation of the barrier to body of backsight mirror 1 perpendicular to vehicle traveling direction, and preset when the second lateral separation is less than
Apart from when, send control signal to drive control circuit.
Preferably, in automobile rearview mirror system as described above, the measurement direction and vapour of the first infrared ambulator 401
Car direction of advance is in the first predetermined angle;
The measurement direction of second infrared ambulator 402 and automobile direction of advance are in the second predetermined angle;
Wherein the first predetermined angle is less than 90 degree, and the first predetermined angle and the second predetermined angle sum are 180 degree.
The measurement direction and automobile of the measurement direction of first infrared ambulator 401 and the second infrared ambulator 402
Direction of advance all has certain angle so that controller can be shifted to an earlier date by infrared ambulator 4 when automobile advances or moves backward
Know the lateral separation of barrier and body of backsight mirror 1, avoid that rearview mirror is caused to damage;First predetermined angle is less than 90 degree,
And first predetermined angle and the second predetermined angle sum be 180 degree, make the distance that whether the first infrared ambulator 401 measures
Information or the range information of the second infrared ambulator 402 measurement, can be trigonometric function by same calculation formula
In sine formula barrier is calculated to body of backsight mirror 1 in the lateral separation perpendicular to vehicle traveling direction, mitigate control
Calculating pressure of the device processed to lateral separation.
Referring to Fig. 3, it is preferable that automobile rearview mirror system as described above, drive control circuit include:Power supply 5 and double
Double-pole double throw switch 6;Wherein the first connection end 601 of double-point double-throw switch 6 and second connection end 602 the two poles of the earth with power supply 5 respectively
Connection;
The 3rd connection end 603 and the first travel switch 7, the motor 2 and double-point double-throw switch of double-point double-throw switch 6
6 coupled in series of the 4th connection end 604;
The 5th connection end 605 and the second travel switch 9, the motor 2 and double-point double-throw switch of double-point double-throw switch 6
6 coupled in series of the 6th connection end 606;
Drive control circuit also includes:One switch controller 8, switch controller 8 are delays time to control type, its control terminal with
First travel switch 7 connects;Its output end is connected with the control terminal of double-point double-throw switch 6;
First travel switch 7 and the second travel switch 9 is normally closed and controlled switch-off type;
Double-point double-throw switch 6 is normally opened and controlled conductivity type, and its control terminal is also connected with controller.
In an embodiment of the present invention, when body of backsight mirror 1 is in deployed condition, double-point double-throw switch 6, which is in, to be disconnected
State, the first travel switch 7 is in the conduction state, and the control terminal of double-point double-throw switch 6 is connected with controller, is controlled when receiving
After the control signal of device, the first connection end 601 of double-point double-throw switch 6 is connected with the 3rd connection end 603, second connection end 602
It is connected with the 4th connection end 604, the closure that power supply 5, double-point double-throw switch 6, the first travel switch 7 and motor 2 form
Loop is powered, and motor 2 starts to rotate, and drives body of backsight mirror 1 to be switched from deployed condition to folded state;
When body of backsight mirror 1 switches to folded state completely, the first travel switch 7 is disconnected, and power supply 5, DPDT are opened
The closed-loop path power-off that the 6, first travel switch 7 and motor 2 form is closed, motor 2 stalls, double-point double-throw switch 6
Recover off-state, meanwhile, switch controller 8 starts timing;
When the delay of switch controller 8 reaches the first preset time, the first connection end of double-point double-throw switch 6 is controlled
601 are connected with the 5th connection end 605, and second connection end 602 is connected with the 6th connection end 606, power supply 5, double-point double-throw switch 6,
The closed-loop path of the travel switch 9 of motor 2 and second composition is powered, and motor 2 starts direction and rotated, after driving
Visor body 1 is switched from folded state to deployed condition;
When body of backsight mirror 1 switches to deployed condition completely, the second travel switch 9 is disconnected, and power supply 5, DPDT are opened
The closed-loop path power-off of the 6, travel switch 9 of motor 2 and second composition is closed, motor 2 stalls, double-point double-throw switch 6
Recover off-state.
When drive control circuit receives control signal, show that automobile will be by narrow road conditions, drive control circuit
Control body of backsight mirror 1 to fold to car body side according to control signal to switch to folded state by deployed condition, avoid automobile
Rearview mirror collides with barrier;After body of backsight mirror 1 switches to folded state completely, and the first preset time is spaced,
Judge that automobile by narrow road conditions, automatically controls body of backsight mirror 1 and switch to deployed condition by folded state, make at rearview mirror
Under normal condition, it is easy to driver to understand the road conditions at automobile side rear by rearview mirror, avoiding rearview mirror can not be extensive in time
Arriving normal condition again influences the operation of driver, reduces driver by being arranged at the rearview mirror control button of in-car or removing car
The operating burden that outer control rearview mirror sets back.
The present invention passes through above-mentioned drive control circuit when having detected that barrier may collide with automobile rearview mirror
Implementation procedure realize automatic switchover of the body of backsight mirror 1 between folded state and deployed condition, avoid barrier to rear
Visor causes to damage, while also mitigates the operating burden of driver.
Present invention also offers a kind of automobile, including automobile rearview mirror system as described above.
Automobile provided by the present invention automatically can detect barrier by above-mentioned automobile rearview mirror system
When may be collided with automobile rearview mirror, body of backsight mirror (1) cutting automatically between folded state and deployed condition is realized
Change, avoid barrier and rearview mirror is caused to damage, while also mitigate the operating burden of driver.
It should also be noted that, the terms " rearview mirror " are often used interchangeably herein with " body of backsight mirror ".
In addition, the present invention can in different examples repeat reference numerals and/or letter.This repetition be in order to simplify and
Clear purpose, the relation between itself not indicating discussed various embodiments and/or setting.
It should also be noted that, herein, such as first and second or the like relational terms are used merely to one
Entity or operation make a distinction with another entity or operation, and not necessarily require or imply between these entities or operation
Any this actual relation or order be present.Moreover, term " comprising ", "comprising" or its any other variant are intended to contain
Lid nonexcludability includes.
Described above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, on the premise of principle of the present invention is not departed from, some improvements and modifications can also be made, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (8)
- A kind of 1. automobile rearview mirror system, it is characterised in that including:Body of backsight mirror (1), including the deployed condition deployed relative to car body and the folding folded relative to car body State;Drive control circuit, it is connected with the body of backsight mirror (1), for driving the body of backsight mirror (1) in the expansion Switch between state and the folded state;Infrared ambulator (4), be fixedly installed on the body of backsight mirror (1), for detect the body of backsight mirror (1) with The distance between barrier information;Controller, the range information detected for obtaining the infrared ambulator (4);According to the range information, Calculate lateral separation of the barrier to the body of backsight mirror (1) perpendicular to vehicle traveling direction, and when the transverse direction away from During from less than pre-determined distance, control signal is sent to the drive control circuit, makes the body of backsight mirror (1) by deployed condition Switch to folded state.
- 2. automobile rearview mirror system according to claim 1, it is characterised in that also include:When the body of backsight mirror (1) After switching to the folded state completely, and the first preset time is spaced, controls the body of backsight mirror (1) to be cut by folded state Shift to deployed condition.
- 3. automobile rearview mirror system according to claim 1, it is characterised in that the body of backsight mirror (1) passes through rotating shaft (101) it is connected with car body, and the rotating shaft (101) is provided with what is be fixedly connected with the body of backsight mirror (1) First gear (102);The drive control circuit includes motor (2), and the output shaft of the motor (2) is connected with second gear (3), the first gear (102) engages connection with the second gear (3).
- 4. automobile rearview mirror system according to claim 1, it is characterised in thatThe infrared ambulator (4) includes the first infrared ambulator (401) and the second infrared ambulator (402);Wherein described first infrared ambulator (401) is arranged at the body of backsight mirror (1) towards the end of automobile direction of advance On face;Second infrared ambulator (402) is arranged at the body of backsight mirror (1) on the end face of automobile direction of advance.
- 5. automobile rearview mirror system according to claim 4, it is characterised in that the controller is specifically used for:Believe when the first range information for receiving the first infrared ambulator (401) detection, and according to the described first distance Breath, first lateral separation of the barrier to the body of backsight mirror (1) perpendicular to vehicle traveling direction is calculated, and when described When first lateral separation is less than pre-determined distance, the control signal is sent to the drive control circuit;When the second distance information for receiving the second infrared ambulator (402) detection, and according to second distance letter Breath, second lateral separation of the barrier to the body of backsight mirror (1) perpendicular to vehicle traveling direction is calculated, and when described When second lateral separation is less than pre-determined distance, the control signal is sent to the drive control circuit.
- 6. automobile rearview mirror system according to claim 4, it is characterised in thatThe measurement direction of first infrared ambulator (401) and automobile direction of advance are in the first predetermined angle;The measurement direction of second infrared ambulator (402) and automobile direction of advance are in the second predetermined angle;Wherein described first predetermined angle is less than 90 degree, and first predetermined angle is with the second predetermined angle sum 180 degree.
- 7. automobile rearview mirror system according to claim 1, it is characterised in that the drive control circuit includes:Power supply And double-point double-throw switch (6) (5);The first connection end (601) of wherein described double-point double-throw switch (6) and second connection end (602) the two poles of the earth respectively with the power supply (5) are connected;3rd connection end (603) of the double-point double-throw switch (6) and the first travel switch (7), motor (2) and described The 4th connection end (604) coupled in series of double-point double-throw switch (6);5th connection end (605) of the double-point double-throw switch (6) and the second travel switch (9), motor (2) and described The 6th connection end (606) coupled in series of double-point double-throw switch (6);The drive control circuit also includes:One switch controller (8), the switch controller (8) they are delays time to control type, its Control terminal is connected with first travel switch (7);Its output end is connected with the control terminal of the double-point double-throw switch (6);First travel switch (7) and second travel switch (9) is normally closed and controlled switch-off type;The double-point double-throw switch (6) is normally opened and controlled conductivity type, and its control terminal is also connected with the controller.
- 8. a kind of automobile, it is characterised in that including the automobile rearview mirror system as described in any one of claim 1 to 7.
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CN201711249996.XA CN107878332B (en) | 2017-12-01 | 2017-12-01 | Automobile rearview mirror system and automobile |
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CN201711249996.XA CN107878332B (en) | 2017-12-01 | 2017-12-01 | Automobile rearview mirror system and automobile |
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WO2022227656A1 (en) * | 2021-04-28 | 2022-11-03 | 中国第一汽车股份有限公司 | Vehicle rearview mirror control method and apparatus, and electronic device and storage medium |
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