CN107901880B - A kind of vehicle trunk automatically turns on control device, method and vehicle - Google Patents
A kind of vehicle trunk automatically turns on control device, method and vehicle Download PDFInfo
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- CN107901880B CN107901880B CN201710936951.3A CN201710936951A CN107901880B CN 107901880 B CN107901880 B CN 107901880B CN 201710936951 A CN201710936951 A CN 201710936951A CN 107901880 B CN107901880 B CN 107901880B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/20—Means to switch the anti-theft system on or off
- B60R25/24—Means to switch the anti-theft system on or off using electronic identifiers containing a code not memorised by the user
- B60R25/245—Means to switch the anti-theft system on or off using electronic identifiers containing a code not memorised by the user where the antenna reception area plays a role
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Abstract
The invention discloses a kind of vehicle trunks to automatically turn on control device, method and vehicle.The first signal is issued after sensing remote-control key by induction module, radar range finding module measures the first distance of remote-control key holder and vehicle after receiving the first signal, and when the first distance meets the first predetermined condition, send second signal, for control module after receiving second signal, output vehicle trunk automatically turns on order.The present invention can be when vehicle owner be close to boot and has the intention for opening boot, the automatic order for issuing control boot and opening, to improve the intelligent level of vehicle.In addition, the induction module, radar range finding module and control module in the present invention rely on the functional module of vehicle itself, there is no adding hardware element, to maximum save the cost, it avoids disposing additional sensor, haves no need to change vehicle structure and appearance, do not increase vehicle burden.
Description
Technical field
The present invention relates to field of automobile control more particularly to a kind of vehicle trunk automatically turn on control device, method and
Vehicle.
Background technique
The remote-control key of vehicle is that can carry out wireless communication, control with low frequency (Low Frequency:LF) antenna of vehicle
The device of the movement of vehicle processed is mainly used for controlling unlatching, locking and the unlatching of boot of car door by remote-control key
Movement, provides convenience for user.In existing intelligent key system, the vehicle control by means of remote-control key is to utilize remote control key
The electric field strength of spoon and each antenna differentiates that remote-control key is in the internal or external of vehicle, receives signal, control from remote-control key
The starting of vehicle.
When user will utilize the boot of remote-control key unlocking vehicle, user directly operates remote-control key, to penetrating
Frequently (Radio Frequency:RF) antenna transmits boot open command signal, so as to open boot.
In general, for user will open the situation of boot, although also there is the article in boot to be taken out
Situation, but the situation that article is put into boot is also very much, in consideration of it, it is believed that needing boot to automatically turn on
In the case where, the person of being often made with proposes the situation of heavy or bulky luggage.
In this case, for the previous boot open method using remote-control key, since needs two are portable
User close to after boot, put down luggage, operate remote-control key, open boot, accordingly, there exist need to be moved twice
Make the inconvenience for just opening boot, and user is needed to operate remote-control key, is unable to fully utilize nothing from this point, existing
The aspect of line communication advantage.
Summary of the invention
In order to solve the above-mentioned technical problem, according to an aspect of the invention, there is provided a kind of vehicle trunk is opened automatically
Open control device, comprising:
Induction module is set on vehicle, for sending the first signal after sensing remote-control key；
Radar range finding module is located at the ultrasonic radar of vehicle rear including at least one, for receiving the first letter
After number, the first distance of remote-control key holder and vehicle are measured, and when the first distance meets the first predetermined condition, hair
Send second signal；
Control module, for after receiving second signal, output vehicle trunk to automatically turn on order.
Further, the induction module includes low-frequency antenna, and the low-frequency antenna is located at vehicle rear, distant for incuding
Control key.
Further, the radar range finding module includes distance measuring unit, judging unit and control unit,
The distance measuring unit includes at least one ultrasonic radar, is located at vehicle rear, holds for measuring remote-control key
First distance between person and vehicle；
The judging unit is for judging whether the first distance meets the first predetermined condition, first predetermined condition
Be the first distance after reaching first threshold, reach second threshold, and the first distance after reaching second threshold again
It is secondary to reach first threshold；
Described control unit is used for after receiving the first signal, control distance measuring unit work, and in the first distance
Second signal is exported when meeting the first predetermined condition.
Further, the judging unit further include anticipation unit, the anticipation unit for judge described first away from
From before whether meeting the first predetermined condition, judge the first distance whether preset in section.
It further, further include vehicle body controller BCM, for automatic in the vehicle trunk for receiving control module transmission
When open command, control vehicle trunk is automatically turned on.
According to another aspect of the present invention, a kind of vehicle, including boot are provided, further includes aforementioned device.
According to another aspect of the present invention, a kind of vehicle trunk automatic opening control method is provided, comprising:
Induction module senses the step of sending the first signal after remote-control key；
Radar range finding module measures the step of the first distance of remote-control key holder and vehicle after receiving the first signal
Suddenly；
Radar range finding module the first distance meet the first predetermined condition when, send second signal the step of；
After control module receives second signal, output vehicle trunk automatically turns on the step of ordering.
Further, radar range finding module is after receiving the first signal, measures the of remote-control key holder and vehicle
One apart from the step of, comprising:
For radar range finding module after receiving the first signal, order distance measuring unit measures remote-control key holder and vehicle
First distance, the distance measuring unit include at least one ultrasonic radar, are located at vehicle rear.
Further, radar range finding module sends second signal when the first distance meets the first predetermined condition
Step, comprising:
Radar range finding module judges the step of whether first distance meets the first predetermined condition；The first predetermined item
Part is that the first distance reaches second threshold after reaching first threshold, and the first distance is after reaching second threshold
Reach first threshold again；
Radar range finding module the first distance meet the first predetermined condition when, export second signal the step of.
Further, before radar range finding module judges the step of whether first distance meets the first predetermined condition, also
Include:
Judge the first distance whether in the preset step in section.
Further, induction module senses the step of sending the first signal after remote-control key, comprising:
The low-frequency antenna of induction module incudes the step of remote-control key；The low-frequency antenna is located at vehicle rear.
Further, when control module receives second signal, output vehicle trunk automatically turns on the step of ordering
Afterwards, further includes:
Vehicle body controller BCM controls vehicle when the vehicle trunk for receiving control module transmission automatically turns on order
The step of boot automatically turns on.
To sum up, the present invention provides a kind of vehicle trunks to automatically turn on control device, is sensed by induction module distant
The first signal is issued after control key, and radar range finding module measures remote-control key holder and vehicle after receiving the first signal
First distance, and when the first distance meets the first predetermined condition, second signal is sent, control module is receiving second
After signal, output vehicle trunk automatically turns on order.By above-mentioned setting, the present invention can be in vehicle owner close to boot
And when having the intention for opening boot, the automatic order for issuing control boot and opening, to improve the intelligent water of vehicle
It is flat.In addition, the induction module, radar range finding module and control module in the present invention rely on the functional module of vehicle itself,
There is no adding hardware element, so that maximum save the cost, avoids disposing additional sensor, have no need to change vehicle knot
Structure and appearance do not increase vehicle burden.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology and advantage, below will be to implementation
Example or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is only some embodiments of the present invention, for those of ordinary skill in the art, without creative efforts,
It can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the block diagram for the structure that vehicle trunk according to an embodiment of the invention automatically turns on control device；
Fig. 2 is that the vehicle trunk of implementation two according to the present invention automatically turns on the structural block diagram of control device；
Fig. 3 is the attached drawing for showing the position and sensing region of the low-frequency antenna of vehicle；
Fig. 4 is the structural block diagram of the device of the invention in an application scenarios；
Fig. 5 is that the vehicle trunk of one embodiment of the invention automatically turns on the flow chart of control method；
Fig. 6 is that the vehicle trunk of another embodiment of the present invention automatically turns on the flow chart of control method；
Fig. 7 is that the vehicle trunk of further embodiment of this invention automatically turns on the flow chart of control method.
Specific embodiment
What is be described below is some in multiple possible embodiments of the invention, it is desirable to provide to of the invention basic
Solution, it is no intended to confirm crucial or conclusive element of the invention or limit scope of the claimed.It is readily appreciated that, according to this
The technical solution of invention, in the case where not changing connotation of the invention, those of ordinary skill in the art can propose can be mutual
Other implementations of replacement.Therefore, following specific embodiments and attached drawing are only the examples to technical solution of the present invention
Property explanation, and be not to be construed as whole of the invention or be considered as to define or limit technical solution of the present invention.
In following description, for the clear and concise of description, there is no retouch all multiple components shown in figure
It states.It is provided in the disclosure for being fully able to realize of the invention shown in the drawings of multiple components for those of ordinary skill in the art
Hold.To those skilled in the art, perhaps multipart operation is all familiar and apparent.
Herein, "upper", "lower", "left", "right", "front", "rear" directional terminology be relative in attached drawing opening and closing dress
The orientation after installing and using in rail vehicle or orientation relatively shown in the drawings is set to define, and, it should be understood that
Arrive, these directional terminologies are opposite concepts, they be used for relative to description and clarification, can be according to vehicle trunk
It automatically turns on the variation in the orientation of control device and correspondingly changes.
Embodiment one
Fig. 1 is the structural block diagram that the vehicle trunk that the embodiment of the present invention one provides automatically turns on control device.After vehicle
It includes induction module 10, radar range finding module 20 and control module 30 that standby case, which automatically turns on control device 100,.
Wherein, induction module 10 is set on vehicle, for sending the first signal after sensing remote-control key 200.One
As for, remote-control key (REMOTE KEY) 200 is communicated with the low-frequency antenna of vehicle, is communicated with remote-control key 200
Low-frequency antenna be bumper low-frequency antenna positioned at rear of vehicle.
In order to avoid other people are mistaken as car owner close to vehicle, the present invention senses remote-control key by induction module 10
The first signal is just issued when holder is close to vehicle.First signal is for confirming owner identity.
Radar range finding module 20 is located at the ultrasonic radar of vehicle rear including at least one, for receiving first
After signal, the first distance of remote-control key holder and vehicle are measured, and when the first distance meets the first predetermined condition,
Send second signal.
Since the present invention is using the ultrasonic radar ranging for being located at vehicle rear, measured for rear view of vehicle region,
To guarantee to identify the range information near vehicle trunk, the intention for opening boot for judgement provides foundation.
Since many vehicles are equipped with ultrasonic radar, radar range finding module 20 of the invention is without additionally adding
Add sensor, using the ultrasonic radar of vehicle self-carrying, that is, can recognize the first distance of remote-control key holder and vehicle, structure
Simply.
The present invention judges whether remote-control key holder has the intention for opening boot by radar range finding module 20, specifically
For, the present invention judges remote-control key when the first distance of remote-control key holder and vehicle meets the first predetermined condition
Holder wants to open boot, to send second signal.
Wherein, the first predetermined condition can be first distance less than the variation tendency of preset value or first distance be by
Decrescence small or first distance variation tendency is first to reduce to increase afterwards to reduce again.
Control module 30, for after receiving second signal, output vehicle trunk to automatically turn on order.
Control module 30 is also disposed on vehicle, could issue control command to vehicle.
To sum up, the present invention provides a kind of vehicle trunks to automatically turn on control device, is sensed by induction module distant
The first signal is issued after control key, and radar range finding module measures remote-control key holder and vehicle after receiving the first signal
First distance, and when the first distance meets the first predetermined condition, second signal is sent, control module is receiving second
After signal, output vehicle trunk automatically turns on order.By above-mentioned setting, the present invention can be in vehicle owner close to boot
And when having the intention for opening boot, the automatic order for issuing control boot and opening, to improve the intelligent water of vehicle
It is flat.In addition, the induction module, radar range finding module and control module in the present invention rely on the functional module of vehicle itself,
There is no adding hardware element, so that maximum save the cost, avoids disposing additional sensor, have no need to change vehicle knot
Structure and appearance do not increase vehicle burden.
Embodiment two
Fig. 2 is the structural block diagram that vehicle trunk provided by Embodiment 2 of the present invention automatically turns on control device.After vehicle
It includes induction module 10, radar range finding module 20 and control module 30 that standby case, which automatically turns on control device 100,.
Wherein, induction module 10 is set on vehicle, for sending the first signal after sensing remote-control key 200.
Induction module 10 includes low-frequency antenna 110 and communication unit 120.Low-frequency antenna 110 is located at vehicle rear, for feeling
Answer remote-control key.As a kind of optional embodiment, as shown in figure 3, the low-frequency antenna communicated with remote-control key 200 is position
Bumper low-frequency antenna in rear of vehicle.
Multiple low-frequency antennas 110 can be set in vehicle.However, the present invention relates to when to open boot, person is approached
When boot, the device and method for automatically turning on boot, so, in the present invention, communicated with remote-control key 200
Low-frequency antenna is the bumper low-frequency antenna positioned at rear of vehicle.Fig. 5 show the bumper low-frequency antenna of vehicle position and
Sensing region.In the case where remote-control key 200 is located in the sensing region, by means of the channel radio of antenna and remote-control key
Reliable existing vehicle control.
110 accuracy of low-frequency antenna is high, can perceive under a variety of height (for example, 60,90,120cm) from multiple directions
Close remote-control key.Low-frequency antenna 110 sends low frequency (Low Frequency:LF) signal by the period of the predetermined time.Existing
In some systems, in order to realize that dark current power consumption minimizes, it is adjusted differently than the low frequency signal transmission period as time goes by.
For example, after vehicle stall, on the basis of from the time point that distant empty key 200 is connected to door lock signal, initial 4 days with 1 time/
The ratio of 200ms sends low frequency signal, from after initial 4 days, until being sent out by before 10 days with the ratio of 1 time/800ms
Send low frequency signal.Moreover, if stopping the transmission of low frequency signal by 10 days.
Low-frequency antenna 110 be prevent dark current power consumption, if not starting stop situation, then be spaced on schedule after
Supervention send low frequency signal, so as to confirm antenna periphery with the presence or absence of remote control key.
Communication unit 120, for sending the first signal by CAN bus.
CAN is the abbreviation (hereinafter referred to as CAN) of Controller Area Network, is the serial of ISO International standardization
Communication protocol.It is various for the requirement to safety, comfort, convenience, low nuisanceless, low cost in automobile industry
Electronic control system be developed.Due to communicating data type used between these systems and to the requirement of reliability
There are many case where being not quite similar, being made of multiple bus, and the quantity of harness is consequently increased." number of harness is reduced for adaptation
Amount ", the needs of " by multiple LAN, carrying out the high-speed communication of mass data ", electrical quotient Bosch, Germany in 1986 develops
CAN communication agreement towards automobile.Hereafter, CAN is standardized by ISO11898 and ISO11519, has been vapour in Europe
The standard agreement of vehicle network.
Radar range finding module 20 is located at the ultrasonic radar of vehicle rear including at least one, for receiving first
After signal, the first distance of remote-control key holder and vehicle are measured, and when the first distance meets the first predetermined condition,
Send second signal.
The ultrasonic radar application of automobile is generally divided into rear ultrasonic radar system, front and back ultrasonic radar system, surpasses
Sound wave (partly) automated parking system.Preferably, this programme is to be based on being assemblied in rear of vehicle in three kinds of radar systems described above
Intermediate ultrasonic radar carries out Function Extension.
It in one embodiment, include that distance measuring unit 210, judging unit 220 and control are single described in radar range finding module 20
Member 230,
The distance measuring unit 210 includes at least one ultrasonic radar, is located at vehicle rear, holds for measuring remote-control key
First distance between the person of having and vehicle.
For the judging unit 220 for judging whether the first distance meets the first predetermined condition, described first is predetermined
Condition is that the first distance reaches second threshold after reaching first threshold, and the first distance is reaching second again
Reach first threshold after threshold value.
It was found by the inventors of the present invention that having pause or body when close to boot in the case that car owner holds weight
Backward and again forward movement tendency.The present invention in order to prevent the person that holds remote-control key be not intended that open boot but
The unnecessary unlatching of boot in the case where by boot periphery, only when the holder of remote-control key is after close to boot
It moves backward, boot unlatching is just controlled in the case where travelling forward again.
Specifically, the first threshold can be≤30cm, the second threshold can be >=60cm.Certainly, for
The selection of one threshold value and second threshold can also be other values, and the present invention is without limitation.
As optional embodiment, first predetermined condition is identical at least to measure three times within the predetermined time
First distance.
Described control unit 230 be used for after receiving the first signal, control distance measuring unit work, and described first away from
Second signal is exported from when meeting the first predetermined condition.
Specifically, judging unit 220 is sentenced after the first distance meets the first predetermined condition to the output of control unit 230
Break as a result, control unit 230 exports second signal after the judging result for receiving judging unit 220.
In an alternative embodiment, the judging unit 220 further includes anticipation unit, and the anticipation unit is used for
Before judging whether the first distance meets the first predetermined condition, judge the first distance whether preset apart from section
It is interior.It begins to be compared by prejudging unit, when can be to avoid apart from boot farther out, to save system money
Source reduces operand.
Control module 30, for after receiving second signal, output vehicle trunk to automatically turn on order.
In an alternative embodiment, control module 30 further includes the second communication unit 320, for passing through CAN bus
It sends vehicle trunk and automatically turns on order.
In an alternative embodiment, further include vehicle body controller BCM (Body Control Machine), be used for
When receiving the vehicle trunk automatic opening order of control module transmission, control vehicle trunk is automatically turned on.Specifically, vehicle
Body controller is automatically turned on by control boot switch to control boot.
As shown in figure 4, induction module 10 can be keyless entry and activation system in a specific application scenarios
PEPS, PEPS include low-frequency antenna.Radar range finding module 20 is parking assisting system PAS (Parking Assistant
System).Parking assisting system is detected parking position, is drawn by the ultrasonic radar or infrared sensor that are mounted on vehicle body
Stop vehicle map, and the parking path of Dynamic Programming in real time, automobile is guided or directly steer direction disk drives into parking position.Pool
Vehicle auxiliary system PAS includes multiple ultrasonic radars (also referred to as ultrasonic sensor sensor), and it includes more that Fig. 4, which shows PAS,
A kind of situation of a sensor, the PAS of Fig. 4 include 8 ultrasonic radars, be respectively rear left, in rear left, in the rear right side, it is rear right, preceding
In left, front left, in front right, front right.In the present invention, it is preferred to use by two ultrasonic radars in the left and rear right side.Certainly, at it
In his application scenarios, the ultrasonic radar that rear of vehicle is set can be only included.The present invention is to ultrasonic radar
Particular number is without limitation.
First signal is sent to radar range finding module 20 (PAS) by CAN bus by PEPS, and PAS receives the first signal
Afterwards, control ultrasonic radar work, measures the first distance of car owner and boot, when first distance meets the first predetermined condition
When, PAS exports second signal.Control module automatically turns on life after receiving second signal, to BCM output vehicle trunk
It enables, after BCM receives vehicle trunk automatic opening order, control boot is automatically turned on.
Since the present invention is using the ultrasonic radar ranging for being located at vehicle rear, measured for rear view of vehicle region,
To guarantee to identify the range information near vehicle trunk, the intention for opening boot for judgement provides foundation.
Since many vehicles are equipped with ultrasonic radar, radar range finding module 20 of the invention is without additionally adding
Add sensor, using the ultrasonic radar of vehicle self-carrying, that is, can recognize the first distance of remote-control key holder and vehicle, structure
Simply.
Start ranging system since the present invention is communicated with low-frequency antenna by remote-control key, then, when car owner
It is sat onboard, there is no when the intention for opening boot, if it is mobile at the rear of vehicle someone occur, and mobile meets the just
One predetermined condition, it is likely that generate maloperation, open boot.Alternatively, vehicle hinders relative to rear when car owner is in reversing
Object is hindered to generate front-rear reciprocation movement, it is also possible to cause vehicle to meet the first predetermined condition at a distance from barrier, and then generate mistake
Boot is opened in operation.
In order to solve the above-mentioned technical problem, non-car owner is avoided to be intended to generate maloperation unlatching boot, induction of the invention
Module includes the low-frequency antenna and signal analysis unit that rear of vehicle is arranged in；Low-frequency antenna is for incuding remote-control key, low frequency
Antenna sends inductive signal to signal analysis unit after sensing remote-control key；Signal analysis unit is used to obtain low frequency day
Judge whether vehicle is kept in motion after the inductive signal of line, if being kept in motion, does not issue the first signal；If vehicle
In non-athletic state, then the first signal is issued；After issuing the first signal, signal analysis unit starts timing, scheduled
After one time, signal analysis unit stops obtaining the inductive signal of low-frequency antenna, automatically turns on standby box function to close, keeps away
Exempt to open boot because of maloperation.If the car owner is in vehicle in view of the car owner for holding luggage is if there is the intention of unlatching boot
Residence time will not too long near, and the time deposited one's luggage will not too long；Scheduled first time can be 2-10 points
Clock.After the first time, it can determine that car owner has not needed to open boot, therefore, can close and automatically turn on boot function
Boot can be opened to avoid maloperation.The solution of the present invention is equally applicable to car owner after putting luggage well, finds rear of vehicle
It is problematic, need to stop inspection, at this point, system, which is closed, automatically turns on standby box function, therefore car owner exists due to being more than at the first time
The stop of rear of vehicle will not the unlatching of false triggering boot.
Wherein, the motion state includes normally travel and reversing, can obtain license plate by obtaining the gear information of vehicle
Motion state, for example, can determine that vehicle is kept in motion if vehicle is in driving gear (D grades) or reverse gear (R grades)；If
Vehicle is in parking shift (S grades), then can determine that vehicle is in non-athletic state.In addition, in some cases, car owner only exists
Boot nearby detours and checks rear of vehicle situation, is not intended to open boot；But since objectively car owner and vehicle generate phase
To displacement, and movement meets the first predetermined condition just, it is likely that generates maloperation, opens boot.
To avoid the maloperation generated under above situation, system of the invention is additionally provided with the first reminding module and voice obtains
Modulus block.For first reminding module for issuing the prompt information that will open boot, the first reminding module may include audio
Output equipment, prompt information can be " whether unlocking vehicle boot "；Voice obtains the voice letter that module is used to obtain user
Breath is not turned on for example, opening；Either, no；It includes voice acquisition unit and semantic analysis unit that voice, which obtains module,；Voice
Acquiring unit is for obtaining voice messaging；Semantic analysis unit is used to analyze the voice messaging of acquisition, parses semanteme.
In view of car owner is in portable weight, can not key etc. other needs start by way of output order, this hair
It is bright that module is obtained using voice, obtain the voice messaging of user, user does not need any movement occurs can to confirm unlatching standby
Case, it is very convenient, to improve user experience.
Target person is too close apart from the boot in order to prevent, occur target person when boot automatic opening (such as
Car owner) situation that is bruised, the present invention, which is provided with, opens defencive function.Accordingly, in the system, the judging unit is also
Including opening Distance Judgment unit, the control module includes the second reminding module.
Specifically, the unlatching Distance Judgment unit is used for after control module issues boot open command, and detection is worked as
The distance between preceding target person and the boot.If distance between the two at this time is not in default open in range, institute
It states boot not to be turned on, while triggering the unlatching Distance Judgment unit, calculate target person apart from the default unlatching
Minimum distance and corresponding orientation between range；Second reminding module is further triggered, target person is needed to move
Current goal personage is informed in dynamic orientation and distance by way of voice broadcast.
It should be noted that during target person is mobile to preset range, the unlatching Distance Judgment unit energy
Enough constantly to detect the distance between the target person and boot, second reminding module equally can be realized target person
In the case where stop place reaches preset duration, casting prompting is carried out；It is described open Distance Judgment unit detection operation and
The prompting service of second reminding module just stops working until target person enters in the default unlatching range；Later will after
Standby case open command is sent to car body controller, and boot is opened.
To sum up, the present invention provides a kind of vehicle trunks to automatically turn on control device, is sensed by induction module distant
The first signal is issued after control key, and radar range finding module measures remote-control key holder and vehicle after receiving the first signal
First distance, and when the first distance meets the first predetermined condition, second signal is sent, control module is receiving second
After signal, output vehicle trunk automatically turns on order.By above-mentioned setting, the present invention can be in vehicle owner close to boot
And when having the intention for opening boot, the automatic order for issuing control boot and opening, to improve the intelligent water of vehicle
It is flat.In addition, the induction module, radar range finding module and control module in the present invention rely on the functional module of vehicle itself,
There is no adding hardware element, so that maximum save the cost, avoids disposing additional sensor, have no need to change vehicle knot
Structure and appearance do not increase vehicle burden.
Embodiment three
As shown in figure 5, the present invention provides a kind of vehicle trunks to automatically turn on control method, this method is based on embodiment
1,2 device provided includes at least following steps:
S101, induction module send the first signal after sensing remote-control key；
S102, radar range finding module after receiving the first signal, measure the first of remote-control key holder and vehicle away from
From；
S103, radar range finding module send second signal when the first distance meets the first predetermined condition；
S104, after control module receives second signal, output vehicle trunk automatically turns on order.
In an alternative embodiment, radar range finding module after receiving the first signal, hold by measurement remote-control key
The step of first distance of person and vehicle, comprising:
For radar range finding module after receiving the first signal, order distance measuring unit measures remote-control key holder and vehicle
First distance, the distance measuring unit include at least one ultrasonic radar, are located at vehicle rear.
In an alternative embodiment, as shown in fig. 6, radar range finding module is predetermined in first distance satisfaction first
When condition, send second signal the step of, comprising:
S1031, radar range finding module judge whether the first distance meets the first predetermined condition；The first predetermined item
Part is that the first distance reaches second threshold after reaching first threshold, and the first distance is after reaching second threshold
Reach first threshold again.
As optional embodiment, first predetermined condition is identical at least to measure three times within the predetermined time
First distance.In the present embodiment, it measures identical first distance three times within the predetermined time and reflects remote-control key and hold
The person of having (car owner) has movement tendency forward, backward further along, and the trend is not limited by specific range threshold value, as long as pre-
It detects that car owner reaches same distance three times in the fixed time, then proves that car owner has the intention for opening boot.The present embodiment
In, the position of car owner and the range of movement are unrestricted.To which more accurately the trend of boot is opened in judgement.
S1032, radar range finding module export second signal when the first distance meets the first predetermined condition.
In an alternative embodiment, radar range finding module judges whether the first distance meets the first predetermined condition
The step of before, further includes: judge the first distance whether in the preset step in section.If first distance is too far,
It is then insufficient as judging the intention that car owner opens boot.It is preset apart from section, such as can be 0-150cm.Certainly, exist
In different application scenarios, preset to can also be other values apart from section, the present invention is without limitation.
In an alternative embodiment, induction module senses the step of sending the first signal after remote-control key, comprising:
The low-frequency antenna of induction module incudes the step of remote-control key；The low-frequency antenna is located at vehicle rear.
In an alternative embodiment, as shown in fig. 7, when control module receives second signal, after exporting vehicle
After the step of standby case automatically turns on order, further includes:
S105, vehicle body controller BCM are when the vehicle trunk for receiving control module transmission automatically turns on order, control
Vehicle trunk automatically turns on.
To sum up, the present invention provides a kind of vehicle trunks to automatically turn on control method, is sensed by induction module distant
The first signal is issued after control key, and radar range finding module measures remote-control key holder and vehicle after receiving the first signal
First distance, and when the first distance meets the first predetermined condition, second signal is sent, control module is receiving second
After signal, output vehicle trunk automatically turns on order.By above-mentioned setting, the present invention can be in vehicle owner close to boot
And when having the intention for opening boot, the automatic order for issuing control boot and opening, to improve the intelligent water of vehicle
It is flat.In addition, the induction module, radar range finding module and control module in the present invention rely on the functional module of vehicle itself,
There is no adding hardware element, so that maximum save the cost, avoids disposing additional sensor, have no need to change vehicle knot
Structure and appearance do not increase vehicle burden.
Example IV
It further include that vehicle trunk in embodiment 1 or 2 is automatic the present invention also provides a kind of vehicle, including boot
Control device for opening.
The serial number of the above embodiments of the invention is only for description, does not represent the advantages or disadvantages of the embodiments.
If the integrated unit in above-described embodiment is realized in the form of SFU software functional unit and as independent product
When selling or using, it can store in above-mentioned computer-readable storage medium.Based on this understanding, skill of the invention
Substantially all or part of the part that contributes to existing technology or the technical solution can be with soft in other words for art scheme
The form of part product embodies, which is stored in a storage medium, including some instructions are used so that one
Platform or multiple stage computers equipment (can be personal computer, server or network equipment etc.) execute each embodiment institute of the present invention
State all or part of the steps of method.
In the above embodiment of the invention, it all emphasizes particularly on different fields to the description of each embodiment, does not have in some embodiment
The part of detailed description, reference can be made to the related descriptions of other embodiments.
In several embodiments provided by the present invention, the apparatus embodiments described above are merely exemplary, example
Such as the division of the unit, only a kind of logical function partition, there may be another division manner in actual implementation, such as more
A unit or assembly can be combined or can be integrated into another system, or some features can be ignored or not executed.It is another
Point, shown or discussed mutual coupling, direct-coupling or communication connection can be through some interfaces, unit or
The indirect coupling or communication connection of module can be electrical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (12)
1. a kind of vehicle trunk automatically turns on control device characterized by comprising
Induction module is set on vehicle, for sending the first signal after sensing remote-control key；
Radar range finding module is located at the ultrasonic radar of vehicle rear including at least one, for after receiving the first signal,
The first distance of remote-control key holder and vehicle are measured, and when the first distance meets the first predetermined condition, sends the
Binary signal, wherein first predetermined condition is the first distance after reaching first threshold, reaches second threshold, and institute
It states first distance and reaches first threshold again after reaching second threshold；
Control module, for after receiving second signal, output vehicle trunk to automatically turn on order.
2. the apparatus according to claim 1, which is characterized in that the induction module includes low-frequency antenna, the low frequency day
Line is located at vehicle rear, for incuding remote-control key.
3. the apparatus according to claim 1, which is characterized in that the radar range finding module includes distance measuring unit, judgement list
Member and control unit,
The distance measuring unit includes at least one ultrasonic radar, be located at vehicle rear, for measure remote-control key holder with
First distance between vehicle；
The judging unit is for judging whether the first distance meets the first predetermined condition；
Described control unit is used for after receiving the first signal, control distance measuring unit work, and is met in the first distance
Second signal is exported when the first predetermined condition.
4. device according to claim 3, which is characterized in that the judging unit further includes anticipation unit, the anticipation
Whether unit is used for before judging whether the first distance meets the first predetermined condition, judge the first distance preset
In section.
5. the apparatus according to claim 1, which is characterized in that further include vehicle body controller BCM, for receiving control
When the vehicle trunk that module is sent automatically turns on order, control vehicle trunk is automatically turned on.
6. a kind of vehicle, which is characterized in that further include device as claimed in any one of claims 1 to 5 including boot.
7. a kind of vehicle trunk automatically turns on control method characterized by comprising
Induction module senses the step of sending the first signal after remote-control key；
Radar range finding module is after receiving the first signal, the step of measuring the first distance of remote-control key holder and vehicle；
Radar range finding module the first distance meet the first predetermined condition when, send second signal the step of, wherein it is described
First predetermined condition is that the first distance reaches second threshold after reaching first threshold, and the first distance is reaching
Reach first threshold after second threshold again；
After control module receives second signal, output vehicle trunk automatically turns on the step of ordering.
8. the method according to the description of claim 7 is characterized in that radar range finding module after receiving the first signal, measures
The step of first distance of remote-control key holder and vehicle, comprising:
For radar range finding module after receiving the first signal, order distance measuring unit measures the first of remote-control key holder and vehicle
Distance, the distance measuring unit include at least one ultrasonic radar, are located at vehicle rear.
9. the method according to the description of claim 7 is characterized in that radar range finding module meets first in advance in the first distance
When fixed condition, send second signal the step of, comprising:
Radar range finding module judges the step of whether first distance meets the first predetermined condition；Radar range finding module is described
First distance meet the first predetermined condition when, export second signal the step of.
10. according to the method described in claim 9, it is characterized in that, radar range finding module judges whether the first distance is full
Before the step of the first predetermined condition of foot, further includes:
Judge the first distance whether in the preset step in section.
11. the method according to the description of claim 7 is characterized in that induction module sends the first letter after sensing remote-control key
Number the step of, comprising:
The low-frequency antenna of induction module incudes the step of remote-control key；The low-frequency antenna is located at vehicle rear.
12. the method according to the description of claim 7 is characterized in that exporting vehicle when control module receives second signal
After boot automatically turns on the step of order, further includes:
Vehicle body controller BCM controls vehicle standby when the vehicle trunk for receiving control module transmission automatically turns on order
The step of case automatically turns on.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710936951.3A CN107901880B (en) | 2017-10-10 | 2017-10-10 | A kind of vehicle trunk automatically turns on control device, method and vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710936951.3A CN107901880B (en) | 2017-10-10 | 2017-10-10 | A kind of vehicle trunk automatically turns on control device, method and vehicle |
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| CN107901880A CN107901880A (en) | 2018-04-13 |
| CN107901880B true CN107901880B (en) | 2019-09-17 |
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| CN112006624A (en) * | 2019-05-31 | 2020-12-01 | 青岛海尔洗碗机有限公司 | Dish washing machine and use method thereof |
| US20210214991A1 (en) * | 2020-01-13 | 2021-07-15 | GM Global Technology Operations LLC | Presence based liftgate operation |
| CN113494232A (en) * | 2020-03-20 | 2021-10-12 | 广州汽车集团股份有限公司 | Method and system for realizing intelligent window closing of automobile |
| CN111894387A (en) * | 2020-07-28 | 2020-11-06 | 重庆长安汽车股份有限公司 | Automatic opening method and system for automobile trunk and vehicle |
| CN114233140B (en) * | 2021-11-08 | 2023-11-07 | 岚图汽车科技有限公司 | Vehicle trunk control method, device, storage medium and equipment |
| CN114416073A (en) * | 2022-01-22 | 2022-04-29 | 重庆长安汽车股份有限公司 | Software service system based on key low-frequency positioning, working method and automobile |
| CN114889552B (en) * | 2022-05-25 | 2023-03-21 | 中国第一汽车股份有限公司 | Control method and system applied to vehicle, electronic device and storage medium |
| CN115027412A (en) * | 2022-06-21 | 2022-09-09 | 重庆长安汽车股份有限公司 | Control method for sensing trunk and readable storage medium |
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| CN107901880A (en) | 2018-04-13 |
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