WO2014136428A1 - スマートエントリーシステム - Google Patents
スマートエントリーシステム Download PDFInfo
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- WO2014136428A1 WO2014136428A1 PCT/JP2014/001153 JP2014001153W WO2014136428A1 WO 2014136428 A1 WO2014136428 A1 WO 2014136428A1 JP 2014001153 W JP2014001153 W JP 2014001153W WO 2014136428 A1 WO2014136428 A1 WO 2014136428A1
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- WIPO (PCT)
- Prior art keywords
- vehicle
- state
- portable device
- door
- power supply
- Prior art date
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
-
- 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
- B60R25/209—Remote starting of engine
-
- 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
-
- 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
- B60R25/243—Means to switch the anti-theft system on or off using electronic identifiers containing a code not memorised by the user with more than one way to gain access
-
- 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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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00309—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B2047/0048—Circuits, feeding, monitoring
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B2047/0072—Operation
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B2047/0084—Key or electric means; Emergency release
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B2047/0097—Operating or controlling locks or other fastening devices by electric or magnetic means including means for monitoring voltage, e.g. for indicating low battery state
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C2209/00—Indexing scheme relating to groups G07C9/00 - G07C9/38
- G07C2209/60—Indexing scheme relating to groups G07C9/00174 - G07C9/00944
- G07C2209/63—Comprising locating means for detecting the position of the data carrier, i.e. within the vehicle or within a certain distance from the vehicle
Definitions
- This disclosure relates to a smart entry system.
- Vehicles equipped with a smart entry system that detects a user (for example, a driver) approaching the vehicle and realizes a predetermined function in the vehicle have become widespread.
- a smart entry system for example, when the driver approaches the vehicle, signals are automatically transmitted and received between the portable device held by the driver and the in-vehicle device mounted on the vehicle. It is possible to verify whether the mobile device is a portable device and to unlock the vehicle door or start the engine based on the result of the verification.
- Smart entry system allows multiple occupants of a vehicle to carry a portable device. For this reason, a warning can be issued when each occupant gets off the vehicle with the portable device in the passenger compartment and performs a door locking operation.
- the power supply to the in-vehicle device can be continued if the engine start state and the ignition switch are kept on. At this time, in order to prevent the portable device from being closed, there is a case where the door cannot be locked when there is a portable device in the passenger compartment. Naturally, in this state, the vehicle can travel, which is not preferable for crime prevention.
- a smart entry system that executes warning processing for users of vehicles including system administrators (see Patent Document 1).
- a warning can be issued when a child traveling with the parent opens the door without permission.
- a system administrator for example, a driver
- another user for example, a child
- a warning is automatically issued. Issued to administrators and other users. As a result, it is possible to prevent a dangerous action such as a child's mischievous operation of the vehicle.
- Patent Document 1 for example, even if a passenger such as a child wants to get off after watching TV or a song that he / she has been watching until now, the driver wants to leave the vehicle quickly. (For example, if you want to go to your destination early), both requirements conflict and neither requirement is met.
- Patent Document 2 when an air conditioner is used, the air conditioner stops as the ignition voltage decreases. As a result, the temperature inside the vehicle cannot be adjusted, and the environment inside the vehicle deteriorates. In particular, in the summer, the temperature in the passenger compartment increases, and comfort may be impaired.
- An object of the present disclosure is to provide a smart entry system capable of locking a vehicle even when a portable device is present in the passenger compartment.
- the smart entry system includes a portable device carried by the user and an in-vehicle device mounted on the vehicle.
- the portable device includes a first portable device that stores first identification information for identifying the device itself, and a second portable device that stores second identification information for identifying the device itself.
- the in-vehicle device performs collation outside the vehicle compartment and vehicle interior collation for the portable device as a collation target and detects the portable device to be collated, and portable device detection that detects the portable device based on the collation result by the collation unit
- a locking instruction detection unit for detecting a locking instruction for locking the door of the vehicle by the user, and when the locking instruction detection unit detects the locking instruction, the portable device detection unit detects that the first portable device is When detecting that the second portable device is outside the room and that the second portable device is inside the vehicle, the door is locked, and the power supply state in the vehicle is changed from the normal state to the predetermined power supply continuation device of the vehicle.
- a state information output unit that outputs state information reflecting that it is in the power supply continuation state.
- the driver carrying the main key locks after securing crime prevention and safety when getting off the vehicle, and assists a passenger such as a child with the auxiliary key (second portable device). Can be left in the passenger compartment. For example, by continuing to supply power only to audio-related devices, the passenger can continue to watch TV and songs in the passenger compartment until the passenger gets off.
- the drawing The block diagram which shows the structure of the smart entry system which concerns on embodiment of this indication.
- the flowchart explaining the power supply continuation process which concerns on embodiment.
- the flowchart explaining the power supply continuation process following FIG. The flowchart explaining the vehicle interior alerting
- the smart entry system 100 includes an in-vehicle device 101 mounted on a vehicle 10, a main key 102 (a portable device of the present disclosure, a first portable device) possessed by a user, and an auxiliary key 103 (a disclosure of the present disclosure).
- Mobile device second mobile device.
- the in-vehicle device 101 includes an ECU 110, an LF transmission unit 111 connected to the ECU 110, a UHF reception unit 112, a memory 113 that is a nonvolatile storage medium such as a flash memory, a communication I / F 114, a start switch 115, and an LF transmission unit 111.
- a connected door antenna 116 (a general term for 116FR, 116FL, 116RR, 116RL), an indoor antenna 117, an antenna 118 in the trunk, and an antenna 119 outside the trunk are provided.
- the ECU 110 (the collation unit, the portable device detection unit, the locking instruction detection unit, and the control unit of the present disclosure) is a well-known CPU, a ROM and a RAM that store various programs (collectively referred to as “vehicle-mounted device control program”), and signals A computer including an input / output circuit (none of which is shown). And various functions as the vehicle equipment 101 are realized by the CPU executing the vehicle equipment control program.
- the LF transmission unit 111 transmits a radio signal to the main key 102 and the auxiliary key 103 using, for example, radio waves in the LF band or the VLF band.
- a radio signal transmitted from the LF transmitter 111 includes a door antenna 116 attached to the door 140 (a general term for 140FR, 140FL, 140RR, and 140RL, the same applies hereinafter), an indoor antenna 117, an antenna 118 in the trunk, and a trunk. Via the outer antenna 119, they reach only within a limited communication area in the vicinity of the door (outside the cabin), in the cabin, inside the trunk, and outside the trunk.
- the UHF reception unit 112 receives a radio signal transmitted from the main key 102 and the auxiliary key 103, for example, using radio waves in the UHF band. To do. Thereby, even if the output levels of the main key 102 and the auxiliary key 103 are relatively weak, a corresponding communication distance can be obtained, and the response signal can be more reliably transmitted to the in-vehicle device 101 side.
- the communication I / F 114 (state information output unit, battery state acquisition unit, notification unit of the present disclosure) is an interface circuit for performing data communication with other devices via the in-vehicle LAN 180.
- the start switch 115 is operated by the user when starting the prime mover including at least one of the engine and the motor of the vehicle 10.
- the ECU 110 determines whether or not the start of the prime mover is permitted. If the start of the prime mover is permitted, the ECU 110 determines whether the engine control system A start signal is transmitted to the device.
- the ECU 110 is connected to a known horn 181 and a lighting device 182 (notification unit of the present disclosure) via the in-vehicle LAN 180.
- the door 140 of the vehicle 10 is controlled to a locked / unlocked state in accordance with a control signal from the ECU 110, and a door lock control unit 141 that outputs a door lock state (locked / unlocked) to the ECU 110.
- a door lock control unit 141 that outputs a door lock state (locked / unlocked) to the ECU 110.
- 141FR, 141FL, 141RR, 141RL generically, the same shall apply hereinafter.
- a door switch 142 (a general term for 142FR, 142FL, 142RR, 142RL, hereinafter the same door state detection unit of the present disclosure) that detects the open / closed state of the door 140 is provided.
- At least a door knob (not shown) of the door 140FR of the driver's seat or in the vicinity thereof is provided with a door lock switch 144FR (locking instruction detection unit of the present disclosure) for the user to lock / unlock the door.
- a door lock switch (144FL, 144RR, 144RL) also in another door.
- the trunk hatch 150 also includes a trunk clock control unit 151 that controls the trunk hatch 150 in a locked / unlocked state according to a control signal from the ECU 110, a trunk switch 152 that detects an open / closed state of the trunk hatch 150, a user Includes a trunk unlock switch 154 for bringing the trunk hatch 150 into an unlocked state.
- a trunk clock control unit 151 that controls the trunk hatch 150 in a locked / unlocked state according to a control signal from the ECU 110
- a trunk switch 152 that detects an open / closed state of the trunk hatch 150
- a user Includes a trunk unlock switch 154 for bringing the trunk hatch 150 into an unlocked state.
- the main key 102 and the auxiliary key 103 have the same hardware configuration except that identification information (stored in the memories 127 and 137) for identifying the own machine is different. Therefore, the main key 102 is taken as an example. explain.
- the main key 102 includes a control unit 120, an LF reception unit 121, a UHF transmission unit 122, operation switches 124 to 126, and a memory 127 connected to the control unit 120.
- the control unit 120 is, for example, a microcomputer including a well-known CPU, a ROM or RAM in which various programs (collectively referred to as “portable device control program”) are stored, a signal input / output circuit (none of which is shown), and the like. Composed. Various functions as the main key 102 are realized by the CPU executing the portable device control program.
- the LF receiving unit 121 receives a radio signal transmitted from the vehicle-mounted device 101 using radio waves in the LF band.
- the UHF transmission unit 122 transmits a radio signal to the vehicle-mounted device 101 using UHF band radio waves.
- the operation switches 124 to 126 are, for example, switches that are triggers mainly for using the remote keyless entry function. When these switches are operated, the operation switch 124 locks the door 140, the operation switch 125 unlocks the door 140, and the operation switch 126 unlocks only the trunk hatch 150.
- the memory 127 is composed of a nonvolatile storage medium such as a flash memory.
- the memory 127 stores identification information (first identification information of the present disclosure) for identifying the main key.
- the second identification information of the present disclosure is stored in the memory 137 of the auxiliary key 103.
- the smart entry system 100 sends a signal (for example, a response request signal) to the main key 102 at a predetermined timing or cycle via the LF transmission unit 111 of the in-vehicle device 101.
- a signal for example, a response request signal
- Transmission is sequentially performed from the door antenna 116, the indoor antenna 117, the trunk antenna 118, and the trunk antenna 119 (may be collectively referred to as “antenna”) to the main key 102.
- the UHF receiver 112 receives a response signal from the main key 102.
- the identification information included in the response signal is collated with the master information stored in the memory 113, and based on the collation result Based on the lock / unlock of the door 140, the start of the prime mover based on the operation of the start switch 115, the retry of the verification process, and the like are performed. Since these are well known and not directly related to the present disclosure, details are omitted.
- the power supply continuation process included in the in-vehicle device control program of the in-vehicle device 101 will be described with reference to FIGS. 2 and 3.
- This process is executed when a locking operation by the user is detected. At least one of the following is a locking operation.
- a locking operation -When the user operates the door lock switch 144 (144FR, 144FL, 144RR, 144RL, hereinafter the same) after getting off (for example, assuming that the engine is stopped and all the doors are closed).
- the reception level of the radio wave from the main key 102 decreases and falls below a predetermined threshold. That is, when the user holding the main key 102 moves away from the vehicle 10.
- the main key 102 is outside the passenger compartment. For example, when the detection / verification of the main key 102 is not performed by the indoor antenna 117 or the trunk antenna 118, it is determined that the main key 102 is outside the passenger compartment.
- auxiliary key 103 is in the vehicle interior. For example, when the auxiliary key 103 is detected and collated by the indoor antenna 117 or the trunk antenna 118, it is determined that the auxiliary key 103 is in the passenger compartment.
- a control signal for instructing stoppage of power supply to the vehicle device that is, power supply continuation device
- the vehicle device that is, power supply continuation device
- 180 may be used as the power supply control line of the power supply continuation device, and the power supply stop control may be directly performed on this power supply control line (that is, the power supply continuation device is turned off).
- step S18 the control unit detects that the locking instruction detection unit detects the locking instruction, and the portable device detection unit detects that the first portable device and the second portable device are outside the vehicle. Then, the door is locked and the power supply is continued from the normal state to the normal state, and the state information output unit outputs the state information reflecting the normal state.
- the power supply continuation device does not include at least a travel system device necessary for traveling of the vehicle and a prime mover control system device (collectively indicated as 183 in FIG. 1) for controlling the prime mover of the vehicle. With this configuration, it is possible to prevent the engine from starting due to an erroneous operation of the passenger remaining in the passenger compartment and starting the vehicle.
- a control signal that is, status information
- the power supply continues state. Transition (S13). ⁇ Lock all doors. ⁇ Stop the prime mover. -Continue supplying power to the power supply continuation device. • Prohibit changing the shift position (shift lock).
- 180 may be used as the power supply control line of the power supply continuation device, and the power supply control line may be used to continue the power supply directly (that is, the power supply continuation device is turned on).
- timer 1 (for example, a 10 minute timer) is started (S14).
- timer 1 for example, a 10 minute timer
- the control command is transmitted from the UHF transmission unit 132 according to the operation.
- a control signal that is, status information
- the power supply continues state is returned to the normal state (S14b). Or you may output the status information to the effect of returning to the state before transfering to a power supply continuation state.
- processing based on the received control command such as locking / unlocking the door 140 is executed (S14c). Then, this process ends.
- the configuration of the above-described steps S14a to S14c includes a control command acquisition unit (112) that acquires a control command output from the portable device based on an operation of the portable device by a user.
- the control command acquisition unit acquires a control command in the power supply continuation state, operation control of the device that is the target of the control command is performed.
- the control command reflects a door locking command.
- step S16 when the control command is not received (S14a: No), the state of the door switch 142 is acquired, and it is determined whether all of the doors 140 (including the trunk hatch 150) are closed.
- the vehicle interior notification process is executed (S19, see FIG. 4), and the process proceeds to step S16.
- the process proceeds to step S16.
- step S16 it is determined whether or not the timer 1 is up (that is, 10 minutes have passed).
- steps S20 and S21 includes a battery state acquisition unit (114) that acquires the state of charge of the battery of the vehicle, and the control unit moves the motor of the vehicle when the state of charge of the battery falls below a predetermined threshold value.
- a start control signal for starting is output.
- step S24 the process proceeds to step S24 as it is.
- step S24 it is determined whether or not the auxiliary key 103 is in the passenger compartment.
- the auxiliary key 103 is not in the passenger compartment (S24: No)
- all doors are locked.
- a control signal is output to the in-vehicle LAN 180 to instruct to stop the motor and to stop the power supply to the vehicle device (that is, the power supply continuation device) that is the target of the power supply continuation (S30). .
- the vehicle interior detection information for notifying the vehicle interior that the timer 1 has timed up, that is, prompting the user to quickly get out of the vehicle.
- the data is output to the in-vehicle LAN 180 (S25). Thereafter, this process is terminated.
- any of the following methods may be used as the vehicle interior detection information notification method.
- the room light included in the lighting device 182 is blinked.
- -A message is displayed on the display part contained in another vehicle apparatus (183).
- a voice message is output from a speaker included in another vehicle device (183).
- the vehicle equipment 101 for example, ECU110
- the in-vehicle device notifies the vehicle interior of the vehicle of the fact (that is, vehicle interior detection information) when the duration of the power supply continuation state exceeds a predetermined threshold. Is provided. With this configuration, it is possible to prompt the passenger remaining in the passenger compartment to get off.
- the vehicle interior warning information is output to the vehicle interior LAN 180 to warn the vehicle interior that the timer 3 has timed up, that is, that a passenger remains in the vehicle interior.
- S27 Any of the following methods may be used as a method of notifying the outside warning information. -Turn on or blink the headlight or hazard lamp included in the lighting device 182 (for example, for 10 seconds). -Sound the horn 181 (for example, for 10 seconds).
- step S27 indicates that when the portable device detection unit detects the second portable device in the vehicle interior (that is, vehicle outside warning information). It informs outside the passenger compartment. More specifically, a state in which the door state detection unit detects that all of the doors are closed and the portable device detection unit detects the second portable device in the vehicle interior is predetermined. When the specified time (corresponding to the above-mentioned first time) has elapsed, that fact (that is, outside-vehicle warning information) is notified outside the vehicle compartment. With this configuration, it is possible to notify an occupant outside the vehicle that there are still occupants remaining in the vehicle interior.
- step S19 in FIG. 2 and step S29 in FIG. 3 will be described.
- the state of the door switch 142 is acquired, and it is determined whether or not the driver's seat door 140FR is in an open state.
- the driver's seat door 140FR is in the open state (S51: Yes)
- the power supply continues state is returned to the normal state as in step S14b (see FIG. 2) (S52). Thereafter, the power supply continuation process is terminated without returning to step S16 or S24.
- step S52 When the state cancellation condition determined in advance is satisfied in the configuration of step S52 described above, the control unit transitions from the power supply continuation state to the normal state, and the state information output unit reflects the fact that it is in the normal state Information is output. With this configuration, even when the passenger does not get out of the driver's seat, the passenger who has gone out of the vehicle can cancel the power supply continuation state.
- a door state detection unit (142) for detecting an open / closed state of the door is provided, and the control unit is in a state where the door of the driver's seat of the vehicle is open when the power supply is continued. When this is detected, it is assumed that the condition cancellation condition is satisfied. With this configuration, priority can be given to the driver's intention to board.
- timer 2 is started when the timer 2 is not operating (S56).
- the value of timer 2 is preferably set shorter than timer 3. This corresponds to the second time being set shorter than the first time.
- step S57: Yes when timer 2 is operating, it is determined whether timer 2 has timed up.
- the power supply is continued from the continuous state as in step S52 (S58).
- step S59 when all the doors 140 are closed, they are locked (S59). Thereafter, the power supply continuation process is terminated without proceeding to step S16 or S24.
- the timer 2 does not expire (S57: No)
- the process returns to step S51.
- step S58 described above includes a door state detection unit (142) that detects the open / closed state of the door, and when the control unit is in the power supply continuing state, the door state detection unit is a door other than the driver's seat of the vehicle. Is a predetermined time in which the portable device detection unit detects that the first portable device and the second portable device are not detected in the vehicle interior (corresponding to the second time described above). When it continues, it is assumed that the condition cancellation condition is satisfied. With this configuration, it is possible to prevent power consumption and a decrease in the amount of charge of the battery by periodically performing vehicle interior verification while the power supply continues.
- step S59 is such that when the state release condition is satisfied, the control unit locks the door when the door state detection unit detects that all the doors are closed.
- the closed state of the door after the condition cancellation condition is satisfied can be regarded as having all the passengers getting off the vehicle, and it is possible to save the passengers (especially passengers) from having to perform the locking operation.
- step S53: Yes when the auxiliary key 103 is in the passenger compartment (S53: Yes), the timer 2 is stopped (S54). Next, the state of the door switch 142 is acquired and it is determined whether all the doors are closed. When all the doors 140 are in the closed state (S55: Yes), this process is terminated and the process proceeds to step S16 or S24. On the other hand, when any one of the doors is open (S55: No), the process returns to step S51.
Abstract
Description
・ユーザが、降車後にドアロックスイッチ144(144FR、144FL、144RR、144RLの総称、以下同じ)を操作したとき(例えば、エンジン停止かつ全ドアが閉状態であることを前提とする)。
・メインキー102からの電波の受信レベルが低下して、予め定められた閾値を下回ったとき。すなわち、メインキー102を所持するユーザが車両10から遠ざかったとき。
・全てのドアを施錠する。
・原動機を停止する。
・電源供給継続装置への電源供給を継続する。
・シフトポジションの変更を禁止する(シフトロック)。
・原動機を停止する。
・エンジン点火系装置への電源供給を停止する(例えば、IGオフ)。
・電源供給継続装置への電源の供給を停止する。
・灯火装置182に含まれる室内灯を点滅させる。
・他の車両用装置(183)に含まれる表示部に、メッセージを表示させる。
・他の車両用装置(183)に含まれるスピーカーから、音声メッセージを出力させる。
・車載機101(例えば、ECU110)がブザー等の報知部を備えているときには、この報知部により報知してもよい。
・灯火装置182に含まれる前照灯あるいはハザードランプを点灯あるいは点滅させる(例えば、10秒間)。
・ホーン181を吹鳴させる(例えば、10秒間)。
Claims (12)
- ユーザの携帯する携帯機と、
車両(10)に搭載された車載機(101)と、を備えるスマートエントリーシステムであって、
前記携帯機は、
自機を識別するための第1識別情報を記憶する第1携帯機(102)と、
自機を識別するための第2識別情報を記憶する第2携帯機(103)と、
を含み、
前記車載機は、
前記携帯機を照合対象として車室外照合および車室内照合を実施して前記照合対象の携帯機を検出する照合部(110)と、
前記照合部による照合結果に基づいて、前記携帯機を検出する携帯機検知部(110、112)と、
前記ユーザによる、前記車両のドア(140)を施錠するための施錠指示を検知する施錠指示検知部(110、112、144)と、
前記施錠指示検知部が前記施錠指示を検知したとき、前記携帯機検知部が、前記第1携帯機が前記車両の室外にあり、かつ、前記第2携帯機が前記車両の室内にあることを検出したとき、前記ドアを施錠するとともに、前記車両における電源の供給状態を、通常状態から、前記車両の予め定められた電源供給継続装置のみへ電源の供給を継続する電源供給継続状態へ遷移させる制御部(110)と、
前記電源供給継続状態であることを反映した状態情報を出力する状態情報出力部(114)と、
を含むスマートエントリーシステム。 - 前記電源供給継続装置は、少なくとも、前記車両の走行に必要な走行系装置(183)および前記車両の原動機を制御する原動機制御系装置(183)を含まない請求項1に記載のスマートエントリーシステム。
- 前記制御部は、前記施錠指示検知部が前記施錠指示を検知したとき、かつ、前記携帯機検知部が、前記第1携帯機および前記第2携帯機が前記車両の室外にあることを検出したとき、前記ドアを施錠するとともに、前記電源供給継続状態から前記通常状態へ遷移させ、
前記状態情報出力部は、前記通常状態であることを反映した状態情報を出力する請求項1または請求項2に記載のスマートエントリーシステム。 - 予め定められた状態解除条件が成立したとき、
前記制御部は、前記電源供給継続状態から前記通常状態へ遷移させ、
前記状態情報出力部は、前記通常状態であることを反映した状態情報を出力する請求項1ないし請求項3のいずれか1項に記載のスマートエントリーシステム。 - 前記ドアの開閉状態を検知するドア状態検知部(142)を備え、
前記制御部は、前記電源供給継続状態のときに、前記ドア状態検知部が、前記車両の運転席のドアが開状態であることを検知したとき、前記状態解除条件が成立したとする請求項4に記載のスマートエントリーシステム。 - 前記ドアの開閉状態を検知するドア状態検知部(142)を備え、
前記制御部は、前記電源供給継続状態のときに、前記ドア状態検知部が、前記車両の運転席以外のドアが開状態であることを検知し、かつ、前記携帯機検知部が、前記車両の室内に前記第1携帯機および前記第2携帯機を検出しない状態が予め定められた時間継続したとき、前記状態解除条件が成立したとする請求項4または請求項5に記載のスマートエントリーシステム。 - 前記制御部は、前記状態解除条件が成立したときに、前記ドア状態検知部が、前記ドアの全てが閉状態であることを検知したとき、前記ドアを施錠する請求項6に記載のスマートエントリーシステム。
- 前記車両のバッテリの充電状態を取得するバッテリ状態取得部(114)を備え、
前記制御部は、前記バッテリの充電状態が予め定められた閾値を下回るとき、前記車両の原動機を始動させるための始動制御信号を出力する請求項1ないし請求項7のいずれか1項に記載のスマートエントリーシステム。 - 前記車載機は、前記電源供給継続状態の継続時間が予め定められた閾値を超えたとき、その旨を前記車両の車室内に報知する報知部を備える請求項1ないし請求項8のいずれか1項に記載のスマートエントリーシステム。
- 前記報知部は、前記車室内に報知した後に、前記携帯機検知部が、前記車両の室内に前記第2携帯機を検出したとき、その旨を前記車両の車室外に報知する請求項9に記載のスマートエントリーシステム。
- 前記車載機は、
前記ユーザによる前記携帯機の操作に基づいて、該携帯機から出力される制御指令を取得する制御指令取得部(112)を備え、
前記制御部は、前記電源供給継続状態において、前記制御指令取得部が前記制御指令を取得したとき、該制御指令の対象となる装置の動作制御を行う請求項1ないし請求項10のいずれか1項に記載のスマートエントリーシステム。 - 前記制御指令は、前記ドアの施錠指令を反映したものである請求項11に記載のスマートエントリーシステム。
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US10008060B2 (en) | 2018-06-26 |
DE112014001156T5 (de) | 2015-11-26 |
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