WO2016121050A1 - 駐車支援装置及び駐車支援方法 - Google Patents
駐車支援装置及び駐車支援方法 Download PDFInfo
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- WO2016121050A1 WO2016121050A1 PCT/JP2015/052509 JP2015052509W WO2016121050A1 WO 2016121050 A1 WO2016121050 A1 WO 2016121050A1 JP 2015052509 W JP2015052509 W JP 2015052509W WO 2016121050 A1 WO2016121050 A1 WO 2016121050A1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/35—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles
- B60L53/38—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles specially adapted for charging by inductive energy transfer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
- B60L3/0038—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to sensors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/12—Inductive energy transfer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/12—Inductive energy transfer
- B60L53/122—Circuits or methods for driving the primary coil, e.g. supplying electric power to the coil
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/12—Inductive energy transfer
- B60L53/126—Methods for pairing a vehicle and a charging station, e.g. establishing a one-to-one relation between a wireless power transmitter and a wireless power receiver
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/305—Communication interfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/60—Monitoring or controlling charging stations
- B60L53/65—Monitoring or controlling charging stations involving identification of vehicles or their battery types
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/60—Monitoring or controlling charging stations
- B60L53/66—Data transfer between charging stations and vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
- G08G1/168—Driving aids for parking, e.g. acoustic or visual feedback on parking space
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/90—Circuit arrangements or systems for wireless supply or distribution of electric power involving detection or optimisation of position, e.g. alignment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
Definitions
- the present invention relates to a parking assistance device and a parking assistance method.
- a non-contact power feeding system that supplies power to a vehicle including a battery in a non-contact manner and charges the battery.
- charging is performed by matching (facing) the positions of the ground-side power transmission coil and the vehicle-side power reception coil.
- a method of detecting the positional deviation between the power transmitting coil and the power receiving coil by calculating the positional relationship between the power transmitting coil and the power receiving coil using a camera is known. (See Patent Document 1).
- Patent Document 1 uses a camera to calculate the positional relationship between the power transmission coil and the power reception coil, and is expensive.
- This invention is made in view of the said subject, The objective is to provide the parking assistance apparatus and parking assistance method which can detect the position shift of a power transmission coil and a receiving coil with an inexpensive structure. is there.
- a parking assistance device and a parking assistance method are used for a non-contact power feeding system that feeds power in a non-contact manner between a ground-side power transmission coil and a vehicle-side power receiving coil.
- a non-contact power feeding system that feeds power in a non-contact manner between a ground-side power transmission coil and a vehicle-side power receiving coil.
- the magnetic flux in the vehicle height direction generated from the power transmission coil is detected, and the vehicle height direction detected by the three or more coils is detected. Based on the decrease in magnetic flux, the positional deviation between the power transmission coil and the power reception coil in one direction is detected.
- FIG. 1 is a block diagram illustrating an example of the configuration of the parking assistance apparatus according to the first embodiment.
- 2A is a bottom view showing an example of the periphery of the power receiving coil according to the first embodiment
- FIG. 2B is a cross-sectional view taken along the line AA in FIG. 2A.
- FIG. 3A to FIG. 3C are schematic diagrams illustrating changes in magnetic flux when the power receiving coil approaches the power transmitting coil according to the first embodiment.
- FIG. 4A to FIG. 4C are schematic diagrams showing the positional relationship between the power receiving coil and the power transmitting coil and the change in the magnetic flux in the height direction according to the first embodiment.
- FIG. 5A to 5C are schematic diagrams showing the positional relationship between the power receiving coil, the subcoil, and the power transmitting coil according to the first embodiment, and the change in the magnetic flux in the height direction.
- FIG. 6 is a flowchart illustrating an example of the parking support method according to the first embodiment.
- FIG. 7A is a bottom view showing an example of the periphery of the power receiving coil according to the first modification of the first embodiment, and
- FIG. 7B is a cross-sectional view taken along the line AA in FIG. It is sectional drawing.
- FIG. 8 is a cross-sectional view illustrating an example of the periphery of the power receiving coil according to the second modification of the first embodiment.
- FIG. 9A is a bottom view showing an example of the periphery of the power receiving coil according to the second embodiment
- FIG. 9B is a cross-sectional view taken along the line AA in FIG. 9A
- FIG. 10A to FIG. 10E are schematic diagrams showing the positional relationship between the power receiving coil, the subcoil, and the power transmitting coil according to the second embodiment, and the change in the magnetic flux in the height direction.
- FIG. 11 is a flowchart illustrating an example of the parking support method according to the second embodiment.
- FIG. 12 is a flowchart showing details of step S208 in FIG.
- FIG. 13 is a flowchart showing details of step S210 in FIG.
- FIG. 14 is a flowchart showing details of step S212 in FIG.
- FIG. 15 is a flowchart showing details of step S213 in FIG.
- the parking assistance apparatus according to the first embodiment of the present invention is not between a power transmission device including a ground-side power transmission coil 20 and a power reception device including a vehicle-side power reception coil 10. It is applied to a non-contact power supply system that supplies power by contact.
- the parking assist apparatus according to the first embodiment of the present invention includes three coils (subcoils) that are arranged along one direction in a plan view of the vehicle 1 and detect a magnetic flux in the height direction of the vehicle 1 generated from the power transmission coil 20.
- a vehicle that detects a positional deviation between the power transmission coil 20 and the power reception coil 10 in one direction based on a decrease in magnetic flux in the height direction of the vehicle 1 detected by 31 to 33 and the three coils (subcoils) 31 to 33. And a controller (deviation detection unit) 11.
- the ground-side power transmission device includes a power transmission coil 20 installed on the ground such as a parking space and a power supply box 2 connected to the power transmission coil 20.
- the power supply box 2 includes a power unit 21 that energizes and energizes the power transmission coil 20, a ground controller 22 that controls the operation of the power unit 21, and a communication unit 23 that performs wireless communication with the power receiving device on the vehicle 1 side. Is provided.
- the ground controller 22 can be configured as an integrated computer including a central processing unit (CPU) and storage means such as a RAM, a ROM, and a hard disk.
- the power receiving device on the vehicle 1 side includes a power receiving coil 10, a rectifying / smoothing circuit 12, a vehicle controller 11, a battery (electric load) 13, a communication unit 14, and an output unit (human machine interface (HMI)) 15.
- the power receiving coil 10 is disposed at an appropriate position on the bottom of the vehicle 1 so that the power receiving coil 10 faces the power transmitting coil 20 when the vehicle 1 is parked at a predetermined position in the parking space.
- the power receiving coil 10 supplies the received power to the battery 13.
- the rectifying / smoothing circuit 12 converts the AC voltage received by the power receiving coil 10 to DC and smoothes it.
- the battery 13 charges the voltage received by the power receiving coil 10.
- the vehicle controller 11 controls the operation of the rectifying / smoothing circuit 12.
- the vehicle controller 11 can be configured as an integrated computer including a central processing unit (CPU), a storage unit such as a RAM, a ROM, and a hard disk.
- the communication unit 14 communicates with the power supply box 2.
- the output unit 15 includes a liquid crystal display such as a navigation device, a speaker, a lamp, and the like.
- the subcoils 31 to 33 detect the magnetic flux in the height direction of the vehicle 1 generated from the power transmission coil 20 until the vehicle 1 moves and stops at a predetermined position in the parking space, and outputs it to the vehicle controller 11 as an electromagnetic signal. To do.
- a magnetic member 41 such as ferrite is disposed on the upper portion of the power receiving coil 10, and the upper surface of the magnetic member 41 is attached to the casing 42.
- the shape of the power receiving coil 10 is, for example, a substantially rectangular shape, and is wound in an annular shape.
- the subcoils 31 to 33 are arranged in a row in the vehicle width direction below the power receiving coil 10.
- the subcoil 32 is disposed at the center position in the vehicle width direction.
- the two subcoils 31 and 33 are arranged at symmetrical positions at equal intervals with the subcoil 32 interposed therebetween.
- the subcoils 31 to 33 are arranged on the rear side of the vehicle 1 (downward toward the plane of FIG. 2A) with respect to the center P1 of the power receiving coil 10, but on the front side of the vehicle 1 (FIG. 2 ( It may be arranged in an upward direction toward the paper surface of a).
- the shape and size of the subcoils 31 to 33 are not particularly limited as long as the magnetic flux in the height direction of the vehicle 1 generated from the power transmission coil 20 can be detected.
- FIGS. 3 (a) to 3 (c) show the case where the power receiving coil 10 is not close to the power transmitting coil 20
- FIG. 3B shows the case where the power receiving coil 10 is close to the power transmitting coil 20
- FIG. The state where the position of the coil 20 is matched (opposed) is shown.
- the shape of the power transmission coil 20 is, for example, substantially rectangular (square) in plan view, and is wound in an annular shape.
- the magnetic flux generated from the power transmitting coil 20 is affected by the magnetic field generated from the magnetic member 41, and It changes complicatedly.
- the magnetic flux in the regions A1 and A2 in FIG. 3B changes so that the magnetic resistance is lower and the path can be looped.
- the magnetic flux in the region A0 above the power transmission coil 20 shown in FIG. 3B does not reach the power reception coil 10, but has a loop that is short-circuited (U-turned) immediately below the power reception coil 10.
- the magnetic flux in this area A0 faces the outer peripheral direction of the power transmission coil 20, and the magnetic flux in the height direction (vertical direction) of the vehicle 1 is close to zero.
- the magnetic flux in the region A0 already has a path with low magnetic resistance, even if the power receiving coil 10 approaches the power transmitting coil 20, the magnetic member 41 is not easily affected.
- the gap of the magnetic flux in the height direction exists above the vicinity of the inside of the power transmission coil 20.
- FIG. 4A to 4C show the positional relationship between the power receiving coil 10 and the power transmitting coil 20 according to the first embodiment of the present invention, and the change in the magnetic flux in the height direction at the lower part of the power receiving coil 10.
- Show. 4A shows a case where the center P1 of the power receiving coil 10 and the center P0 of the power transmitting coil 20 coincide with each other in the vehicle width direction and there is no positional deviation.
- FIG. 4C shows a state where the power receiving coil 10 is further shifted to the right with respect to the traveling direction with respect to the power transmitting coil 20 as compared with FIG. Show.
- the upward direction toward the plane of FIG. 4A to FIG. 4C indicates the traveling direction of the vehicle 1.
- 4 (a) to 4 (c) a straight line L0 passing through the center P1 of the power receiving coil 10 and parallel to the traveling direction of the vehicle 1 is shown for convenience.
- the positional deviation between the power transmission coil 20 and the power reception coil 10 is detected by using a magnetic flux reduction portion in the height direction slightly above the inner side of the power transmission coil 20. To do.
- the arrangement positions of the subcoils 31 to 33 are appropriately set according to the shape and size of the power transmission coil 20.
- 5 (a) to 5 (c) show an example in which three subcoils 31 to 33 are arranged with respect to FIGS. 4 (a) to 4 (c).
- the central sub-coil 32 is arranged at a position that coincides with the center P0 of the power transmission coil 20 in the vehicle width direction when the power receiving coil 10 and the power transmission coil 20 match in the vehicle width direction.
- the sub-coils 31 and 33 at both ends are arranged so as to overlap with a portion near the inner side of the power transmission coil 20, that is, a reduced magnetic flux in the height direction when the positions of the power transmission coil 20 and the power reception coil 10 coincide.
- the vehicle controller (deviation detection unit) 11 shown in FIG. 1 is arranged in the direction in which the subcoils 31 to 33 are arranged (the vehicle width direction) based on the decrease in the magnetic flux in the height direction of the vehicle 1 detected by the three subcoils 31 to 33. ) To detect the positional deviation between the power transmission coil 20 and the power reception coil 10. At this time, the vehicle controller 11 obtains a voltage corresponding to the magnetic flux in the height direction by performing an effective value process on the voltages detected by the subcoils 31 to 33, and performs a position shift detection process.
- the vehicle controller 11 detects that the magnetic flux in the height direction detected by the subcoils 31 and 33 at both ends is the same. It is determined that the height direction magnetic flux detected by the central sub-coil 32 is equal to or smaller than the first threshold value (zero determination threshold value) and larger than the second threshold value, and the power transmission coil 20 and the power receiving coil 10 are in the vehicle width direction. It is determined that there is no positional deviation.
- the first threshold value (zero determination threshold value) is set to identify a decrease portion of the magnetic flux in the height direction, and is appropriately determined according to the magnetic flux density or the like in the decrease portion of the magnetic flux in the height direction. Is set.
- the second threshold value is appropriately set to be equal to or higher than the first threshold value (in other words, the same value as the first threshold value or a value higher than the first threshold value).
- the first and second threshold values are set in advance and stored in the memory of the vehicle controller 11, for example.
- the vehicle controller 11 determines at least one of the magnetic fluxes detected by the subcoils 31 and 33 at both ends. Is determined to be larger than the first threshold value (zero determination threshold value), and it is determined that there is a positional deviation in the vehicle width direction between the power transmission coil 20 and the power reception coil 10.
- the vehicle controller 11 determines that the magnetic flux detected by the central subcoil 32 is less than the second threshold value, It is determined that there is a displacement in the vehicle width direction between the coil 20 and the power receiving coil 10.
- the output unit 15 shown in FIG. 1 notifies the user of the detection results such as the presence / absence of the positional deviation and the direction of the positional deviation of the power transmission coil 20 and the power reception coil 10 detected by the vehicle controller 11 by display or voice.
- the user can recognize whether or not the power transmission coil 20 and the power receiving coil 10 are misaligned, the direction of misalignment, and the like by the notification of the output unit 15.
- step S101 when the vehicle 1 approaches the parking space, the voltages V1t to V3t are detected by the subcoils 31 to 33 and output to the vehicle controller 11 as electromagnetic signals.
- step S102 when receiving excitation from the ground side, the vehicle controller 11 performs effective value processing on the voltages V1t to V3t to obtain voltages V1 to V3 corresponding to the magnetic flux in the height direction.
- step S103 the vehicle controller 11 determines whether at least one of the voltages V1 to V3 is greater than the zero determination threshold value V0. If all of the voltages V1 to V3 are determined to be equal to or less than the zero determination threshold value V0, the process proceeds to step S104, and the output unit 15 notifies the user that the power transmission coil 20 is not near the power reception coil 10. On the other hand, in step S103, when the vehicle controller 11 determines that at least one of the voltages V1 to V3 is greater than the zero determination threshold, the process proceeds to step S105, where the output unit 15 causes the power transmission coil 20 to be connected to the power reception coil 10. First notify the user that there is
- step S106 the vehicle controller 11 determines whether or not the voltages V1 and V3 are equal to or lower than the zero determination threshold (first threshold) V0, and whether or not the voltage V2 is higher than the zero determination threshold (second threshold) V0. Determine whether. For example, since the positional relationship is as shown in FIG. 5A, when it is determined that the voltages V1 and V3 are equal to or lower than the zero determination threshold V0 and the voltage V2 is greater than the zero determination threshold V0, the process proceeds to step S107. To do. In step S107, the output unit 15 notifies the user that the positions of the power receiving coil 10 and the power transmitting coil 20 match in the vehicle width direction (there is no positional deviation).
- step S106 determines that, for example, at least one of the voltages V1 and V3 is greater than the zero determination threshold V0 because of the positional relationship shown in FIG. 5B or 5C.
- the process proceeds to step S108.
- step S108 the output unit 15 notifies the user that the power receiving coil 10 and the power transmitting coil 20 are misaligned in the vehicle width direction.
- the positional deviation is caused based on the decrease of the magnetic flux in the height direction by utilizing the short-circuit phenomenon of the magnetic flux slightly above the inner side of the power transmission coil 20.
- the subcoils 31 to 33 are arranged below the power receiving coil 10 in the vehicle width direction at a position on the front side or the rear side of the vehicle 1 with respect to the center of the power receiving coil 10. When entering the parking position from the side, it is possible to quickly detect a positional shift in the vehicle width direction.
- the power receiving coil 10 has a function of receiving power from the power transmitting coil 20 and also has the same function as the central subcoil 32 in the first embodiment. That is, the power reception coil 10 detects the magnetic flux in the height direction generated from the power transmission coil 20 and outputs it to the vehicle controller 11 as an electromagnetic signal.
- the first modification by detecting the magnetic flux in the height direction using the power receiving coil 10 together with the two subcoils 31 and 33, it is possible to detect the presence or absence of positional deviation as in the first embodiment.
- the number of subcoils 31 and 33 for detecting the magnetic flux in the height direction can be reduced.
- the resin coil cover 43 covering the power receiving coil 10 is disposed on the lower surface.
- wiring may be provided, and a conductor coil pattern such as a printed board can be used.
- the subcoils 31 to 33 do not have to be in contact with the power receiving coil 10 and are positions in the vicinity of the lower part of the power receiving coil 10 where a decrease in magnetic flux in the height direction caused by the power transmitting coil 20 can be detected. It suffices if they are arranged.
- the parking assistance apparatus As a second embodiment of the present invention, a case will be described in which five coils for detecting a magnetic flux in the height direction are arranged to detect the direction of displacement.
- the parking assistance apparatus according to the second embodiment of the present invention has five subcoils 31 to 35 as shown in FIGS. 9 (a) and 9 (b).
- the subcoils 31 to 35 are arranged in a line in the vehicle width direction in a plan view of the vehicle 1.
- the subcoils 31 to 35 may be arranged on the rear side of the vehicle 1 with respect to the center P1 of the power receiving coil 10, or may be arranged on the front side of the vehicle 1.
- the subcoils 31 to 35 are arranged at regular intervals, for example.
- the central subcoil 33 is disposed at a position that coincides with the center P1 of the power receiving coil 10 in the vehicle width direction.
- the subcoils 32 and 34 are arranged at symmetrical positions with the central subcoil 33 interposed therebetween.
- the subcoils 31 and 35 at both ends are arranged at symmetrical positions with the subcoils 32 to 34 interposed therebetween.
- the arrangement positions of the subcoils 31 to 35 are appropriately set according to the size and shape of the power transmission coil 20.
- the subcoils 31 and 35 at both ends are arranged so as to come to the magnetic flux decreasing portion in the height direction.
- the subcoils 31 and 35 at both ends are not necessarily arranged in the lowering portion of the magnetic flux in the height direction.
- one subcoil may be further arranged outside the subcoils 31 and 35.
- FIG. 10 (a) to 10 (e) show the positional relationship between the power transmission coil 20 and the power reception coil 10, the change in the magnetic flux in the height direction, and an arrangement example of the subcoils 31 to 35.
- an arrow D0 indicates the traveling direction of the vehicle 1
- a straight line L0 is a straight line that passes through the center P1 of the power receiving coil 10 and is parallel to the traveling direction of the vehicle 1.
- FIG. 10A when the positions of the power receiving coil 10 and the power transmitting coil 20 coincide with each other in the vehicle width direction, the subcoils 31 and 35 at both ends are arranged so as to come to a magnetic flux lowering portion.
- FIG. 10B to FIG. 10E show how the power receiving coil 10 is shifted to the right with respect to the power transmitting coil 20. 10B, the second subcoil 34 from the right overlaps with the reduced magnetic flux portion, and in FIG. 10C, the central subcoil 33 overlaps with the reduced magnetic flux portion.
- the vehicle controller 11 shown in FIG. 1 starts from the magnetic flux decrease detected by the five subcoils 31 to 35, and in addition to the presence or absence of the positional deviation, Is detected.
- the other configuration is the same as that of the first embodiment, and a duplicate description is omitted.
- step S201 the voltages V1t to V5t are measured by the five subcoils 31 to 35 and output to the vehicle controller 11.
- step S202 when receiving excitation from the ground side, the vehicle controller 11 performs effective value processing on the voltages V1t to V5t of the subcoils 31 to 35, and obtains voltages V1 to V5 corresponding to the magnetic flux in the height direction.
- step S203 the vehicle controller 11 determines whether at least one of the voltages V1 to V5 is greater than the zero determination threshold value V0.
- the zero determination threshold value V0 is appropriately set as a value that can identify a magnetic flux drop.
- step S206 the vehicle controller 11 determines whether or not the voltages corresponding to the two sub-coils that are not continuous among the voltages V1 to V5 are equal to or less than the zero determination threshold value V0. For example, since the positional relationship is as shown in FIG. 10A, it is determined that among the voltages V1 to V5, the voltages V1 and V5 corresponding to the non-continuous subcoils 31 and 35 are equal to or less than the zero determination threshold V0 (zero determination). ), The process proceeds to step S207.
- step S207 the vehicle controller 11 determines whether or not the voltages V2 to V4 of the subcoils 32 to 34 sandwiched between the two subcoils 31 and 35 determined to be zero are larger than the zero determination threshold value V0.
- the center P0 of the power transmission coil 20 is on the bisector of the line having the two subcoils 31 and 35 determined to be zero as both ends. And the process proceeds to step S208.
- step S ⁇ b> 301 it is determined whether or not the bisector of the line having the two sub-coils 31 and 35 determined to be zero passes through the center P ⁇ b> 1 of the power receiving coil 10. For example, when the positional relationship is as shown in FIG. 10A and it is determined that the bisector (matches the straight line L0) passes through the center P1 of the power receiving coil 10, the process proceeds to step S302, and the output unit 15 However, the user is notified that there is no left-right displacement in the vehicle width direction between the power transmission coil 20 and the power reception coil 10.
- step S301 if it is determined in step S301 that the bisector of the line having the two sub-coils 31 and 35 determined to be zero does not pass through the center P1 of the power receiving coil 10, the process proceeds to step S303.
- step S ⁇ b> 303 the vehicle controller 11 determines whether the bisector passes to the left in the traveling direction of the center P ⁇ b> 1 of the power receiving coil 10.
- step S304 the output unit 15 is shifted to the left because the power transmitting coil 20 is shifted to the left. Tell the user to turn off.
- step S305 when it is determined that the bisector passes the right side of the traveling direction of the center P1 of the power receiving coil 10, the process proceeds to step S305, and the output unit 15 is shifted to the right because the power transmitting coil 20 is shifted to the right. Tell the user to cut the handle.
- step S206 when it is determined in step S206 that the voltages corresponding to two subcoils that are not continuous among the voltages V1 to V5 are not equal to or less than the zero determination threshold value V0, and in step S207, the subcoils determined to be zero are determined.
- step S209 the process proceeds to step S209.
- step S209 the vehicle controller 11 determines whether one of the voltages V1 and V5 of the sub-coils 31 and 35 at both ends is equal to or less than the zero determination threshold value V0. When it is determined that either of the voltages V1 and V5 is equal to or less than the zero determination threshold value V0 (zero determination), the process proceeds to step S210.
- step S210 the vehicle controller 11 determines whether or not the voltage V5 is equal to or less than the zero determination threshold value V0. For example, since the positional relationship is as shown in FIG. 10D or 10E, when the voltage V5 is determined to be equal to or lower than the zero determination threshold value V0, the process proceeds to step S402. In step S402, the output unit 15 notifies the user to turn the steering wheel to the left because the power transmission coil 20 is shifted to the left with respect to the traveling direction of the vehicle 1.
- step S401 determines whether the voltage V5 is greater than the zero determination threshold V0 (in other words, the voltage V1 is equal to or less than the zero determination threshold V0). If it is determined in step S401 that the voltage V5 is greater than the zero determination threshold V0 (in other words, the voltage V1 is equal to or less than the zero determination threshold V0), the process proceeds to step S403. In step S ⁇ b> 403, the output unit 15 notifies the user to turn the steering wheel to the right because the power transmission coil 20 is shifted to the right with respect to the traveling direction of the vehicle 1.
- step S211 the vehicle controller 11 determines whether or not the voltage V3 of the central subcoil 33 is equal to or less than the zero determination threshold value V0. When it is determined that the voltage V3 is equal to or lower than the zero determination threshold V0 (zero determination), the process proceeds to step S212.
- step S212 the vehicle controller 11 compares the voltages V1 and V5 of the sub-coils 31 and 35 at both ends with each other, and determines that the power transmission coil 20 is shifted to the higher voltage side. For example, when it is determined that the voltage V1 is higher than the voltage V5 as shown in FIG. 10C, the process proceeds to step S502, and the power transmission coil 20 is moved to the left with respect to the traveling direction of the vehicle 1. Because it is out of alignment, the user is notified to turn the handle to the left.
- step S501 determines whether the voltage V1 is equal to or lower than the voltage V5 is equal to or lower than the voltage V5 is equal to or lower than the voltage V5 is equal to or lower than the voltage V5 or notify users.
- step S211 when it is determined in step S211 that the voltage V3 of the central subcoil 33 is greater than the zero determination threshold value V0, one of the voltages V2 and V4 of the subcoils 32 and 34 that are neither the end nor the center is zero. Since it is equal to or less than the determination threshold value V0, the process proceeds to step S213.
- step S213 Details of step S213 will be described with reference to the flowchart of FIG. Here, among the voltages V1 to V5, the highest voltage is “Vtop”, the second highest voltage is “Vsec”, and the third highest voltage is “Vthr”.
- step S601 the vehicle controller 11 determines whether the voltage difference Vtop ⁇ Vsec between the highest voltage Vtop and the second highest voltage Vsec is greater than a predetermined threshold value Vth.
- the process proceeds to step S603.
- step S605 it is determined whether the voltage V2 is equal to or lower than the zero determination threshold V0.
- step S607 if the voltage V1 is the highest voltage Vtop, the process proceeds to step S608. If the voltage V1 is not the highest voltage Vtop, the process proceeds to step S611.
- step S608 the output unit 15 notifies the user to turn the steering wheel to the left because the power transmission coil 20 is shifted to the left with respect to the traveling direction of the vehicle 1.
- step S611 the output unit 15 notifies the user to turn the steering wheel to the right because the power transmission coil 20 is shifted to the right with respect to the traveling direction of the vehicle 1.
- the magnetic flux in the height direction is detected using the five or more subcoils 31 to 35, and the vehicle controller 11 detects the five or more subcoils 31 to 35.
- the direction of the position shift can be detected in addition to the presence or absence of the position shift.
- the direction of the positional shift in the vehicle width direction can be detected.
- the sub coils 31 to 35 are arranged from the side where the sub coils 31 to 35 are located.
- the case where three subcoils 31 to 33, a combination of the subcoils 31, 33 and the power receiving coil 10, or five subcoils 31 to 35 are used has been described.
- Detect the magnetic flux in the height direction using one or six or more subcoils or a combination of them and the receiving coil and detect the presence or absence of positional deviation and the direction of positional deviation based on the decrease in magnetic flux in the height direction Also good. If a larger number of detection coils are used, the presence / absence of the positional deviation and the direction of the positional deviation can be detected with higher accuracy.
- the three subcoils 31 to 33, the combination of the subcoils 31, 33 and the power receiving coil 10, or the five subcoils 31 to 3 are arranged in a row in the vehicle width direction.
- the arrangement direction of the coils is not particularly limited to the vehicle width direction. For example, if a plurality of subcoils are arranged in a line in the traveling direction of the vehicle 1, a positional shift in the traveling direction of the vehicle 1 can be detected. Furthermore, if a plurality of coils are arranged in both the vehicle width direction and the traveling direction of the vehicle 1, it is possible to detect a positional shift in both the vehicle width direction and the traveling direction of the vehicle 1.
- the battery 13 is described as an example of the electric load.
- the present invention is not limited to this, and for example, an electric motor can be used as the electric load. .
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Abstract
Description
本発明の第1の実施形態に係る駐車支援装置は、図1に示すように、地上側の送電コイル20を含む送電装置と、車両1側の受電コイル10を含む受電装置との間で非接触にて給電する非接触給電システムに適用される。本発明の第1の実施形態に係る駐車支援装置は、車両1の平面視において一方向に沿って配列され、送電コイル20から生じる車両1の高さ方向の磁束を検出する3つのコイル(サブコイル)31~33と、3つのコイル(サブコイル)31~33により検出された車両1の高さ方向の磁束の低下に基づいて、一方向における送電コイル20と受電コイル10の位置ズレを検出する車両コントローラ(ズレ検出部)11とを備える。
本発明の第1の実施形態では、高さ方向の磁束を検出するための3つのサブコイル31~33を利用する場合を説明したが、本発明の第1の変形例として、中央のサブコイル32の代わりに、受電コイル10を利用して位置ズレを検出する場合を説明する。
本発明の第1の実施形態では、サブコイル31~33が受電コイル10の下部に接して配置される場合を説明したが、本発明の第2の変形例として、サブコイル31~33が受電コイル10に接していない場合を説明する。
本発明の第2の実施形態として、高さ方向の磁束を検出するための5つのコイルを配列して、位置ズレの方向を検出する場合を説明する。本発明の第2の実施形態に係る駐車支援装置は、図9(a)及び図9(b)に示すように、5つのサブコイル31~35を有する。
上記のように、本発明の実施形態を記載したが、この開示の一部をなす論述及び図面はこの発明を限定するものであると理解すべきではない。この開示から当業者には様々な代替実施の形態、実施例及び運用技術が明らかとなろう。
2・・・電源ボックス
10・・・受電コイル(車両コイル)
11・・・車両コントローラ(ズレ検出部)
12・・・整流平滑回路
13・・・バッテリ(電気負荷)
14、23・・・通信部
15・・・出力部(HMI)
20・・・送電コイル(地上コイル)
21・・・パワーユニット
22・・・地上コントローラ
31~35・・・サブコイル
41・・・磁性部材
42・・・筐体
43・・・コイルカバー
Claims (6)
- 地上側の送電コイルと車両側の受電コイルとの間で非接触にて給電する非接触給電システムに用いる駐車支援装置であって、
前記車両の平面視において一方向に沿って配列され、前記送電コイルから生じる前記車両の高さ方向の磁束を検出する少なくとも3つ以上のコイルと、
前記3つ以上のコイルにより検出された前記車両の高さ方向の磁束の低下に基づいて、前記一方向における前記送電コイルと前記受電コイルの位置ズレを検出するズレ検出部
とを備えることを特徴とする駐車支援装置。 - 前記3つ以上のコイルが、第1のコイルと、前記第1のコイルを挟んで車幅方向に対称の位置に配置された第2及び第3のコイルを有し、
前記ズレ検出部が、
前記第2及び第3のコイルにより検出された前記磁束が第1の閾値以下であり、且つ前記第1のコイルにより検出された前記磁束が第2の閾値よりも大きい場合に前記位置ズレが無いと判定し、
前記第2及び第3のコイルにより検出された前記磁束の少なくともいずれかが前記第1の閾値よりも大きい場合に前記位置ズレが有ると判定し、
前記第1のコイルにより検出された前記磁束が前記第2の閾値以下である場合に前記位置ズレが有ると判定する
ことを特徴とする請求項1に記載の駐車支援装置。 - 前記第1~第3のコイルが、前記受電コイルの下方に、前記受電コイルの中心よりも前記車両の前方側又は後方側の位置において車幅方向に配列されたサブコイルであることを特徴とする請求項2に記載の駐車支援装置。
- 前記第1のコイルが前記受電コイルであり、
前記第2及び第3のコイルが、前記受電コイルの下方に、前記車幅方向において前記受電コイルの中心を挟んで対称の位置に配置されたサブコイルである
ことを特徴とする請求項2に記載の駐車支援装置。 - 前記コイルを5つ以上有し、
前記ズレ検出部が、前記5つ以上のコイルにより検出された前記磁束に基づいて前記位置ズレの方向を検出することを特徴とする請求項1に記載の駐車支援装置。 - 地上側の送電コイルと車両側の受電コイルとの間で非接触にて給電する非接触給電システムに用いる駐車支援方法であって、
前記車両の平面視において一方向に沿って配列された3つ以上のコイルを用いて、前記送電コイルから生じる前記車両の高さ方向の磁束を検出し、
前記3つ以上のコイルにより検出された前記車両の高さ方向の磁束の低下に基づいて、前記一方向における前記送電コイルと前記受電コイルの位置ズレを検出する
ことを含むことを特徴とする駐車支援方法。
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JP2016571594A JP6394711B2 (ja) | 2015-01-29 | 2015-01-29 | 駐車支援装置及び駐車支援方法 |
CA2974480A CA2974480C (en) | 2015-01-29 | 2015-01-29 | Parking assistance device and parking assistance method |
MYPI2017702516A MY165605A (en) | 2015-01-29 | 2015-01-29 | Parking assistant device and parking assistance method |
RU2017130322A RU2643317C1 (ru) | 2015-01-29 | 2015-01-29 | Устройсво помощи при парковке и способ помощи при парковке |
US15/546,795 US10116173B2 (en) | 2015-01-29 | 2015-01-29 | Parking assistance device and parking assistance method |
MX2017009057A MX362211B (es) | 2015-01-29 | 2015-01-29 | Dispositivo de asistencia al estacionamiento y metodo de asistencia al estacionamiento. |
CN201580073805.1A CN107206909B (zh) | 2015-01-29 | 2015-01-29 | 停车辅助装置以及停车辅助方法 |
EP15879947.8A EP3251886B1 (en) | 2015-01-29 | 2015-01-29 | Parking assistance device and parking assistance method |
PCT/JP2015/052509 WO2016121050A1 (ja) | 2015-01-29 | 2015-01-29 | 駐車支援装置及び駐車支援方法 |
KR1020177023611A KR20170108074A (ko) | 2015-01-29 | 2015-01-29 | 주차 지원 장치 및 주차 지원 방법 |
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JP6394711B2 (ja) | 2018-09-26 |
US10116173B2 (en) | 2018-10-30 |
MX362211B (es) | 2019-01-09 |
MY165605A (en) | 2018-04-16 |
RU2643317C1 (ru) | 2018-01-31 |
EP3251886A1 (en) | 2017-12-06 |
CA2974480A1 (en) | 2016-08-04 |
MX2017009057A (es) | 2017-10-11 |
CA2974480C (en) | 2019-04-02 |
JPWO2016121050A1 (ja) | 2017-11-09 |
US20180019623A1 (en) | 2018-01-18 |
EP3251886A4 (en) | 2018-04-25 |
KR20170108074A (ko) | 2017-09-26 |
EP3251886B1 (en) | 2019-05-08 |
CN107206909A (zh) | 2017-09-26 |
CN107206909B (zh) | 2019-07-05 |
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