WO2014049703A1 - Dispositif de commande d'affichage, procédé de commande d'affichage et programme de commande d'affichage - Google Patents

Dispositif de commande d'affichage, procédé de commande d'affichage et programme de commande d'affichage Download PDF

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Publication number
WO2014049703A1
WO2014049703A1 PCT/JP2012/074679 JP2012074679W WO2014049703A1 WO 2014049703 A1 WO2014049703 A1 WO 2014049703A1 JP 2012074679 W JP2012074679 W JP 2012074679W WO 2014049703 A1 WO2014049703 A1 WO 2014049703A1
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WO
WIPO (PCT)
Prior art keywords
display control
energy
supply facility
energy supply
amount
Prior art date
Application number
PCT/JP2012/074679
Other languages
English (en)
Japanese (ja)
Inventor
賢二 恒川
Original Assignee
パイオニア株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by パイオニア株式会社 filed Critical パイオニア株式会社
Priority to PCT/JP2012/074679 priority Critical patent/WO2014049703A1/fr
Publication of WO2014049703A1 publication Critical patent/WO2014049703A1/fr

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
    • G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
    • G01C21/34—Route searching; Route guidance
    • G01C21/36—Input/output arrangements for on-board computers
    • G01C21/3679—Retrieval, searching and output of POI information, e.g. hotels, restaurants, shops, filling stations, parking facilities
    • 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
    • B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
    • B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
    • B60L15/2045—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed for optimising the use of energy
    • 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
    • B60L3/12—Recording operating variables ; Monitoring of operating variables
    • 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
    • B60L2240/00—Control parameters of input or output; Target parameters
    • B60L2240/10—Vehicle control parameters
    • B60L2240/12—Speed
    • 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
    • B60L2240/00—Control parameters of input or output; Target parameters
    • B60L2240/40—Drive Train control parameters
    • B60L2240/42—Drive Train control parameters related to electric machines
    • B60L2240/421—Speed
    • 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
    • B60L2240/00—Control parameters of input or output; Target parameters
    • B60L2240/40—Drive Train control parameters
    • B60L2240/42—Drive Train control parameters related to electric machines
    • B60L2240/423—Torque
    • 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
    • B60L2240/00—Control parameters of input or output; Target parameters
    • B60L2240/60—Navigation input
    • B60L2240/62—Vehicle position
    • B60L2240/622—Vehicle position by satellite navigation
    • 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
    • B60L2240/00—Control parameters of input or output; Target parameters
    • B60L2240/70—Interactions with external data bases, e.g. traffic centres
    • B60L2240/72—Charging station selection relying on external data
    • 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
    • B60L2250/00—Driver interactions
    • B60L2250/16—Driver interactions by display
    • 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
    • B60L2260/00—Operating Modes
    • B60L2260/40—Control modes
    • B60L2260/50—Control modes by future state prediction
    • B60L2260/52—Control modes by future state prediction drive range estimation, e.g. of estimation of available travel distance
    • 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
    • B60L2260/00—Operating Modes
    • B60L2260/40—Control modes
    • B60L2260/50—Control modes by future state prediction
    • B60L2260/54—Energy consumption estimation
    • 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
    • Y02T10/64—Electric machine technologies in electromobility
    • 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
    • Y02T10/72—Electric energy management in electromobility
    • 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 technique for displaying a reachable range of a moving object.
  • An electric vehicle is limited in the range that can be driven by the amount of battery charge.
  • a method of displaying a range in which the vehicle can travel within the remaining battery capacity from the current position has been proposed (see Patent Document 1).
  • a method of displaying a charging station within a vehicle travelable range has been proposed (see Patent Document 2).
  • the technique of the above-mentioned patent document it is possible to determine an reachable area based on the current position and the current remaining charge, and to search for and display a charging spot in the area.
  • the display of the reachable area only shows that the area is reachable when driving without detouring in the direction of the target, and even if it goes through the place where you want to go, the charging spot There is no guarantee that you will get there. Therefore, even a charging spot in the displayed reachable area may not be reached after passing through another place.
  • An object of this invention is to display the area which can reach a charging spot within the charge remaining amount even when passing through other places on the way.
  • the invention according to claim 1 is a display control device, comprising: an energy amount acquisition means for acquiring an energy amount possessed by a mobile body; and an energy supply facility that the mobile body can reach from a reference point with the energy amount.
  • Supply facility searching means for searching, and a via area including a point where the mobile body can pass by the amount of energy before reaching the energy supply facility from the reference point is displayed on the display device together with the energy supply facility.
  • a display control means comprising: an energy amount acquisition means for acquiring an energy amount possessed by a mobile body; and an energy supply facility that the mobile body can reach from a reference point with the energy amount.
  • Supply facility searching means for searching, and a via area including a point where the mobile body can pass by the amount of energy before reaching the energy supply facility from the reference point is displayed on the display device together with the energy supply facility.
  • a display control means comprising: an energy amount acquisition means for acquiring an energy amount possessed by a mobile body; and an energy supply facility that the mobile body can reach from a reference
  • the invention according to claim 8 is a display control method executed by a display control device, wherein an energy amount acquisition step of acquiring an energy amount possessed by the mobile body, and the mobile body at the energy amount from a reference point.
  • a supply facility detection step for detecting a reachable energy supply facility, and a viaable area including a point where the mobile body can pass through the energy amount before reaching the energy supply facility from the reference point.
  • the invention according to claim 9 is a display control program executed by a display control device including a computer, wherein an energy amount acquisition means for acquiring an energy amount possessed by the mobile body, and the mobile body from the reference point A supply facility search means for detecting an energy supply facility that can be reached by an amount, a transitable area that includes a point through which the mobile body can pass by the energy amount before reaching the energy supply facility from the reference point,
  • the computer is functioned as display control means for displaying on a display device together with a supply facility.
  • the display control device searches for an energy amount acquisition means for acquiring the amount of energy held by the mobile body, and an energy supply facility that the mobile body can reach from the reference point with the energy amount.
  • the above display control device acquires the amount of energy held by the moving object.
  • the amount of energy differs depending on the configuration of the moving body. For example, when the moving body is an electric vehicle, the amount of energy is the remaining charge of the battery, and when the moving body is an engine vehicle, the amount of energy is Remaining fuel.
  • the display control device searches for an energy supply facility that is reachable from the reference point with the energy amount at that time.
  • the energy supply facility is, for example, a battery charging spot or a gas station.
  • a display control apparatus calculates
  • an energy supply facility that the mobile body can reach with the current energy amount is shown, and a region that can be reached before reaching the energy supply facility is displayed. Therefore, the user can know whether or not the energy supply facility can be reached even if there is a stopover or stopover in the vicinity of the energy supply facility.
  • the display control unit displays the passable area in a different color for each of the plurality of energy supply facilities when the supply facility determination unit finds a plurality of energy supply facilities. Let This makes it easier for the user to distinguish and recognize the passable areas for a plurality of energy supply facilities.
  • the display control means displays the number of energy supply facilities found by the supply facility search means. Thereby, the user can know at a glance the number of available energy supply facilities.
  • the display control means displays a warning when the number of the energy supply facilities becomes a predetermined number or less. Thereby, the user knows that there are few energy supply facilities which can be utilized, and can prevent that a mobile body becomes immovable by lack of energy.
  • Another aspect of the above display control device includes business hours acquisition means for acquiring business hours of the energy supply facility, and the display control means operates at the current time or the estimated arrival time at the energy supply facility.
  • the area through which the energy supply facility is available and the area through which the energy supply facility is out of business hours are displayed in different colors. Thereby, the user can determine and visit an appropriate energy supply facility in consideration of business hours.
  • the supply facility searching means detects an energy supply facility using the current position of the moving body as the reference point, and the display control means includes the current position of the moving body and The display content on the display device is updated according to the change in the energy amount.
  • the current position and the amount of energy are sequentially updated as the moving body moves, and the viaable area to the energy supply facility is also updated in real time. Therefore, the user can determine a travel route based on the latest information.
  • the energy amount acquisition unit acquires the energy amount from the mobile body by communication
  • the display control unit includes the display device mounted on the mobile body.
  • the transit area and the energy supply facility are displayed.
  • the display control device is configured by, for example, a server that can communicate with the navigation device, obtains the amount of energy from the mobile body, determines an energy supply facility and a transitable area, and transmits the information to the mobile body. It is displayed on the display device on the moving body side.
  • Another embodiment of the present invention is a display control method executed by a display control device, wherein an energy amount acquisition step of acquiring an energy amount possessed by a mobile body, and the mobile body at the energy amount from a reference point.
  • a supply facility detection step for detecting a reachable energy supply facility, and a viaable area including a point where the mobile body can pass through the energy amount before reaching the energy supply facility from the reference point.
  • a display control step for displaying on the display device together with the facility. According to this method, an energy supply facility that the mobile body can reach with the current amount of energy is shown, and a region that can be reached before reaching the energy supply facility is displayed.
  • Another embodiment of the present invention is a display control program that is executed by a display control device including a computer, the energy amount acquiring means for acquiring the amount of energy held by the mobile body, and the mobile body from the reference point to the energy
  • a supply facility search means for detecting an energy supply facility that can be reached by an amount, a transitable area that includes a point through which the mobile body can pass by the energy amount before reaching the energy supply facility from the reference point
  • the computer is caused to function as display control means for displaying on the display device together with the supply facility.
  • This program can be stored and handled in a storage medium.
  • the display control device of the present invention is applied to a navigation device mounted on an electric vehicle.
  • FIG. 1 shows the configuration of the navigation device 1.
  • the navigation device 1 includes a self-supporting positioning device 10, a GPS receiver 18, a system controller 20, a disk drive 31, a data storage unit 36, a communication interface 37, a communication device 38, a display unit 40, an audio output.
  • a unit 50 and an input device 60 are provided.
  • the self-supporting positioning device 10 includes an acceleration sensor 11, an angular velocity sensor 12, and a distance sensor 13.
  • the acceleration sensor 11 is made of, for example, a piezoelectric element, detects vehicle acceleration, and outputs acceleration data.
  • the angular velocity sensor 12 is composed of, for example, a vibrating gyroscope, detects the angular velocity of the vehicle when the direction of the vehicle is changed, and outputs angular velocity data and relative azimuth data.
  • the distance sensor 13 measures a vehicle speed pulse composed of a pulse signal generated with the rotation of the vehicle wheel.
  • the GPS receiver 18 receives radio waves 19 carrying downlink data including positioning data from a plurality of GPS satellites.
  • the positioning data is used to detect the absolute position of the vehicle (hereinafter also referred to as “current position”) from latitude and longitude information.
  • the system controller 20 includes an interface 21, a CPU (Central Processing Unit) 22, a ROM (Read Only Memory) 23, and a RAM (Random Access Memory) 24, and controls the entire navigation device 1.
  • a CPU Central Processing Unit
  • ROM Read Only Memory
  • RAM Random Access Memory
  • the interface 21 performs an interface operation with the acceleration sensor 11, the angular velocity sensor 12, the distance sensor 13, and the GPS receiver 18. From these, vehicle speed pulses, acceleration data, relative azimuth data, angular velocity data, GPS positioning data, absolute azimuth data, and the like are input to the system controller 20.
  • the CPU 22 controls the entire system controller 20.
  • the ROM 23 includes a nonvolatile memory (not shown) in which a control program for controlling the system controller 20 is stored.
  • the RAM 24 stores various data such as route data preset by the user via the input device 60 so as to be readable, and provides a working area to the CPU 22.
  • a system controller 20 a disk drive 31 such as a CD-ROM drive or a DVD-ROM drive, a data storage unit 36, a communication interface 37, a display unit 40, an audio output unit 50 and an input device 60 are mutually connected via a bus line 30. It is connected to the.
  • the disk drive 31 reads and outputs content data such as music data and video data from the disk 33 such as CD, DVD, Blu-ray Disk, etc. under the control of the system controller 20.
  • the data storage unit 36 is configured by, for example, an HDD or the like, and stores various data used for navigation processing such as map data.
  • the communication device 38 acquires vehicle information 39 managed by an ECU (Electronic Control Unit), specifically, the remaining charge amount of the vehicle, through the in-vehicle communication network of the vehicle.
  • ECU Electronic Control Unit
  • the display unit 40 displays various display data on a display device such as a display under the control of the system controller 20.
  • the system controller 20 reads map data from the data storage unit 36.
  • the display unit 40 displays the map data read from the data storage unit 36 by the system controller 20 on the display screen.
  • the display unit 40 includes a graphic controller 41 that controls the entire display unit 40 based on control data sent from the CPU 22 via the bus line 30 and a memory such as a VRAM (Video RAM), and can display image information that can be displayed immediately.
  • a buffer memory 42 that temporarily stores, a display control unit 43 that controls display of a display 44 such as a liquid crystal or a CRT (Cathode Ray Tube) based on image data output from the graphic controller 41, and a display 44 are provided.
  • the display 44 functions as an image display unit, and includes, for example, a liquid crystal display device having a diagonal size of about 5 to 10 inches and is mounted near the front panel in the vehicle.
  • the audio output unit 50 performs D / A (Digital to Analog) conversion of audio digital data sent from the CD-ROM drive 31, DVD-ROM 32, RAM 24, or the like via the bus line 30 under the control of the system controller 20.
  • a D / A converter 51 to perform an amplifier (AMP) 52 that amplifies the audio analog signal output from the D / A converter 51, and a speaker 53 that converts the amplified audio analog signal into sound and outputs the sound into the vehicle. It is prepared for.
  • AMP amplifier
  • the input device 60 includes keys, switches, buttons, a remote controller, a voice input device, and the like for inputting various commands and data.
  • the input device 60 is disposed around the front panel and the display 44 of the main body of the in-vehicle electronic system mounted in the vehicle.
  • the display 44 is a touch panel system
  • the touch panel provided on the display screen of the display 44 also functions as the input device 60.
  • the reachable area refers to an area where the vehicle can reach within the current remaining charge starting from the current position.
  • the reachable area includes “overall reachable area” and “reachable area by charging spot”.
  • the “total reachable area” refers to an area that can be reached from the current position of the vehicle depending on the remaining charge amount at that time.
  • the “reachable area by charging spot” refers to an area that can be reached when a reachable charging spot is a destination.
  • Fig. 2 is a display example of the entire reachable area.
  • the current position 72 of the vehicle is shown on the map.
  • FIG. 2 shows only a relatively large road, and a thin road is omitted.
  • the entire reachable area 77 with the current position indicated by the current position mark 72 as a reference is displayed. Since the entire reachable area 77 is calculated based on the road on which the vehicle travels, generally, the outer periphery thereof is curved or uneven according to the shape of the road network.
  • a charging spot 76 is displayed. Specifically, charging spots 76 (76a to 76d) exist inside the entire reachable area 77. Further, charging spots 74 (74a to 74c) exist outside the entire reachable area 77. The charging spot 76 in the reachable area and the charging spot 74 outside the reachable area are displayed in a manner that can be distinguished from each other depending on the shape and color of the mark.
  • FIG. 2 shows that the vehicle can reach the outer peripheral position of the entire reachable area 77 when traveling from the current position 72 in a certain direction on the map without a large loss. Therefore, the vehicle cannot reach the charging spot 74 outside the reachable area, but if the vehicle travels toward the charging spot 76 in the reachable area without a large loss, the vehicle reaches the charging spot 76 and charges the battery. be able to. However, if the vehicle does not go straight to the charging spot 76 but goes to the charging spot 76 after passing through another place, there is a possibility that the remaining charging amount is insufficient and the charging spot 76 cannot be reached.
  • the vehicle can reach the charging spot 76a with the current remaining charge if it goes straight to the charging spot 76a.
  • the charging spot 76a it is not known whether the charging spot 76a can be reached. Therefore, in order to ensure safety, the user first goes to the charging spot 76a, returns to the point 79 after charging the battery, and is forced to make a detour regarding going to the point 79. In such a case, it is preferable to display such that it can be determined whether or not the charging spot 76a can be reached from the current position 72 via the point 79.
  • a reachable area is displayed for each reachable charging spot.
  • the range through which the vehicle can pass is displayed as the “reachable area by charging spot”.
  • FIG. 3 shows a display example of reachable areas by charging spot.
  • four charging spot reachable areas 78a to 78d are displayed for the four charging spots 76a to 76d with the current position 72 as a starting point.
  • the reachable area 78a for each charging spot includes a current position 72 and a charging spot 76a.
  • the reachable area 78a for each charging spot indicates a range in which the vehicle can pass from the current position 72 when traveling with the charging spot 76a as a destination. Therefore, if the vehicle is within the reachable area 78a for each charging spot, the vehicle does not go straight to the charging spot 76a, but reaches the charging spot 76a even if it stops at some other place and then goes to the charging spot 76a. can do.
  • the point 79 exemplified above belongs to the reachable area 78a by charging spot, even if the user goes to the charging spot 76a after passing through the point 79, the user can reach the charging spot 76a. it can.
  • the reachable area 78b for each charging spot includes the current position 72 and the charging spot 76b, and indicates a range through which the vehicle can travel when traveling with the charging spot 76b as the destination.
  • the reachable area 78c for each charging spot includes a current position 72 and a charging spot 76c, and indicates a range through which the vehicle can travel when traveling with the charging spot 76c as a destination.
  • the reachable area 78d by charging spot includes a current position 72 and a charging spot 76d, and indicates a range through which the vehicle can travel when traveling with the charging spot 76d as a destination.
  • the user can know the area that can be reached before going to the charging spot, that is, the viaable area.
  • reachable areas 78a to 78d for each charge spot are created. Is preferably displayed by different colors.
  • the number of charging spots that can be reached at the present time it is preferable to display the number of charging spots that can be reached at the present time.
  • the user can know the number of available charging spots without having to count the number of reachable areas 78 for each charging spot in the display example of FIG.
  • the number of reachable charging spots may be indicated by a graph or the number of marks in addition to displaying the numerical value itself.
  • a predetermined number for example, two
  • a message to that effect is displayed or a voice message is output to the user. May be warned.
  • the reachable area 78 for each charging spot may be displayed over the entire reachable area 77 shown in FIG. Thereby, the user can compare the reachable area when the user goes straight to the target direction and when the user stops somewhere.
  • a mode in which only the entire reachable area 77 is displayed and a mode in which only the reachable area 78 for each charging spot is displayed may be switched by a user operation.
  • FIG. 4 shows a functional configuration for displaying the reachable area.
  • the functional configuration for displaying the reachable area mainly includes an external IF (interface) 101, a user input IF 102, a map DB (database) 103, a vehicle information storage unit 104, an area search unit 105, a display control unit 106, and A display device 107 is included.
  • the external IF 101 is configured by the communication interface 37 shown in FIG. 1 and acquires the remaining charge of the vehicle battery using the in-vehicle communication network of the vehicle.
  • the external IF 101 is configured by the interface 21 in FIG. 1, and acquires the current position of the vehicle by using the GPS 18, various sensors 11 to 13, and the like.
  • the current position of the vehicle is used as a reference point (starting point) when calculating the reachable area. Further, the external IF 101 acquires the current time via the communication interface 37 or 21.
  • the external IF 101 functions as an energy amount acquisition unit of the present invention.
  • the user input IF 102 includes the input device 60 in FIG. 1 and receives an operation input by the user. Specifically, the user input IF 102 receives an operation input for designating / changing the scale and display position of the map displayed on the display 44.
  • the user input IF 102 is used when the user inputs vehicle information.
  • the vehicle information is information such as the vehicle type, the number of passengers in the vehicle, and the weight of the loaded luggage.
  • the map DB 103 is configured by the data storage unit 36 in FIG. 1 and stores map information.
  • the map information includes information on nodes and links constituting the road network, cost information associated with nodes and links, position information on charging spots, and the like.
  • the vehicle information storage unit 104 is configured by the RAM 24 or the data storage unit 36 in FIG. 1, and stores vehicle information input by the user operating the user input IF 102.
  • the area search unit 105 is configured by the CPU 22 in FIG.
  • the area search unit 105 includes a remaining battery charge acquired through the external IF 101, a current vehicle position acquired through the user input IF 102, vehicle information stored in the vehicle information storage unit 104, and map information stored in the map DB 103. Etc. are used to calculate the reachable area of the vehicle.
  • the area search unit 105 functions as supply facility search means of the present invention.
  • the display control unit 106 is configured by the display control unit 43 in FIG. 1, and displays the reachable area calculated by the area search unit 105 on a display device such as the display 44.
  • the display device 107 is configured by the display 44 in FIG. 1 and displays the reachable area as exemplified in FIGS. 2 and 3.
  • FIG. 5 is a flowchart of the display process of the reachable area for each charging spot. This process is realized by the CPU 22 of the navigation apparatus 1 shown in FIG. 1 executing a program prepared in advance and operating as the area search unit 105 and the display control unit 106 shown in FIG.
  • the area search unit 105 first acquires the reference time, the reference point, and the remaining charge of the battery (step S10). Specifically, the area search unit 105 acquires the current time. The area search unit 105 acquires the remaining charge amount from the vehicle through the external IF 101 and acquires the current position of the vehicle through the external IF 101. Here, the area search unit 105 uses the current time as a reference time in calculating the reachable area by charging spot, and uses the current position of the vehicle as a reference point (that is, a departure place) in calculating the reachable area by charging spot. use.
  • the area search unit 105 determines the entire reachable area (step S11). That is, the navigation device 1 determines and displays the entire reach area 77 illustrated in FIG.
  • Fig. 6 shows the process for determining the entire reachable area.
  • the area search unit 105 uses the reference point, the remaining charge amount, the map information stored in the map DB 103, and the vehicle information stored in the vehicle information storage unit 104, so that the vehicle travels in a predetermined section.
  • the estimated power consumption which is the amount of power consumed when doing this, is calculated (step S21).
  • the predetermined section refers to a section from a node corresponding to the reference point to a node adjacent thereto.
  • the area search unit 105 estimates the estimated power consumption in the predetermined section based on information related to the vehicle speed and vehicle information.
  • the area search unit 105 calculates an estimated power consumption amount in a predetermined section based on a consumption energy estimation formula including the first information to the third information.
  • 1st information is information which shows the electric energy consumed in the state which the vehicle has stopped.
  • the second information is information indicating the amount of power consumed during acceleration / deceleration in the running state of the vehicle.
  • the third information is information indicating the amount of power consumed by the resistance generated when the vehicle travels due to weather conditions, road conditions, vehicle conditions, and the like.
  • the vehicle area search unit 105 calculates the power consumption amount based on the first to third information, and calculates the estimated power consumption amount for the predetermined section by summing them.
  • the reference time can be used to obtain information such as the presence or absence of traffic on the traveling route. If the number of stops and the stop time of the vehicle due to traffic congestion increase, or if the required time to the destination increases because the road is congested, the estimated power consumption will increase accordingly. Therefore, by considering the reference time, it is possible to improve the calculation accuracy of the estimated power consumption when there is a traffic jam or is expected.
  • the area search unit 105 searches for a plurality of reachable points where the vehicle can reach based on the map information, the remaining charge amount, and the estimated power consumption calculated in Step S21 (Step S21). S22). Specifically, the area search unit 105 starts from a reference point as a starting point in the order of all links to which the vehicle can move, nodes connected to these links, and all links that can be moved from these nodes. Search all nodes and links that the vehicle can reach in turn. At this time, each time the area search unit 105 searches for a new link, the area search unit 105 accumulates the estimated power consumption of the route to which the one link is connected, and the one so that the estimated power consumption is minimized. A node connected to the link and a plurality of links connected to the node are searched.
  • the area search unit 105 estimates the estimated electric energy from the vehicle reference point to the node among a plurality of links connected to the node. Accumulate the estimated power consumption of the link that minimizes the cumulative total. Then, the area search unit 105 sets, as a reachable point of the vehicle, all nodes whose accumulated power consumption is less than or equal to the remaining charge of the vehicle for a plurality of routes including the searched nodes and links. decide.
  • the area search unit 105 divides the map information made up of vector data into a plurality of regions and converts it into mesh data made up of raster data (step S23). For example, the area search unit 105 equally divides the distance between the reference point and the reachable point farthest from the reference point to create a plurality of divided regions.
  • the area search unit 105 determines whether the vehicle is reachable or unreachable for each of the plurality of divided regions created in step S23 based on the plurality of reachable points searched in step S22. Identification information is given (step S24). Thus, when the identification information is given to each divided area, the area search unit 105 determines an area constituted by a plurality of meshes to which the identification information indicating reachability is given as the entire reachable area, and displays the area. The control unit 106 displays the determined overall reachable area together with the map information on the display device 107 (step S25). Thus, the entire reachable area 77 illustrated in FIG. 2 is determined and displayed. Then, the process returns to FIG.
  • the area search unit 105 refers to the map information and determines whether or not a charging spot exists in the entire reachable area determined in step S11 (step S12). If there is no charging spot in the entire reachable area (step S12; No), the process ends. On the other hand, when there is a charging spot in the entire reachable area (step S12; Yes), the area search unit 105 selects one charging spot (step S13), and determines the reachable area by charging spot for the charging spot. Determine (step S14).
  • Fig. 7 shows the process for determining the reachable area for each charging spot.
  • the area search unit 105 searches for a route from the reference point to the charging spot in the entire reachable area (step S31). Thereby, a plurality of paths are obtained.
  • the route search to the normal destination the shortest route or the route with a short required time is searched, but in step S31, all routes from the reference point to the charging spot through the entire reachable area are searched. To do.
  • the reason for limiting the route to the entire reachable area is that it cannot reach the outside of the entire reachable area within the remaining charge amount. In this search, it is possible to set conditions such as targeting only roads of a certain level or larger.
  • the area search unit 105 selects one route (step S32), and calculates the estimated power consumption for that route. Specifically, the area search unit 105 estimates the estimated power consumption consumed until reaching each node and each link from the reference point along the nodes and links constituting the route. Thus, the total estimated power consumption when traveling along the route from the reference point to the charging spot is calculated.
  • the area search unit 105 compares the obtained total estimated power consumption with the remaining charge (step S34). If the total estimated power consumption is smaller than the remaining charge (step S34; Yes), the vehicle can reach the charging spot within the remaining charge, and the route is included in the reachable area for each charging spot (step S35). ). On the other hand, if the total estimated power consumption is larger than the remaining charge (step S34; No), the vehicle cannot reach the charging spot, and the process proceeds to step S36. That is, the route is not included in the reachable area for each charging spot.
  • the area search unit 105 determines whether or not the processing has been completed for all the routes obtained in step S31 (step S36). If the processing has not been completed for all the routes (step S36: No), the processing returns to step S32, and the processing of steps S33 to S35 is similarly executed for another one route.
  • the area search unit 105 determines the reachable area for each charging spot obtained so far. That is, when a plurality of routes that can reach the charging spot from the reference point within the range of the remaining charge amount are obtained, the range covering them becomes the reachable area for each charging spot.
  • the display control unit 106 displays the reachable area for each charging spot on the display device 107 (step S37). In this way, the reachable area 78 by charging spot as illustrated in FIG. 3 is displayed. Then, the process returns to step S15 in FIG.
  • step S15 the area search unit 105 determines whether or not the process for determining the arrival area for each charging spot has been performed for all the charging spots obtained in step S12. If the processing has not been completed for all the charging spots (step S15; No), the area search unit 105 performs steps S13 to S14 for another charging spot, and determines the reachable area for each charging spot for that charging spot. Determine and display. On the other hand, when the processing is completed for all the charging spots (step S15; Yes), the display processing of the reachable area for each charging spot ends.
  • reachable areas for each charging spot are determined and displayed for the charging spots existing in the entire reachable area. Therefore, the user can know at a glance what area can be reached on the way to each charging spot, and can prevent the charging spot from reaching the charging spot because of a detour on the way.
  • the navigation device displays the reachable area for each charging spot as in this embodiment, the above process is continuously repeated. That is, the current position of the vehicle and the remaining charge amount of the vehicle are updated every predetermined time, and the total reachable area and the reachable area for each charging spot are recalculated and displayed based on the updated current position and remaining charge amount.
  • the Therefore for example, even if the arrival area for each charging spot obtained at a certain time is in the state shown in FIG. 3, if the vehicle subsequently moves in the left direction in the figure (the west direction on the map), the vehicle eventually Cannot reach the charging spot 76b on the east side within the remaining charge amount, and the reachable area 78b for each charging spot is not displayed.
  • the business hours of the charging spots are not taken into consideration.
  • the display in consideration of the business hours may be performed.
  • the estimated arrival time at the charging spot is calculated based on the current time, the charging spot that can be reached during business hours and the reachable area for each charging spot, and the arrival at each charging spot and charging spot that cannot be reached during business hours
  • the possible area may be displayed in a different color.
  • information on charging spots that cannot arrive during business hours may not be displayed, or a message indicating that the store is closed may be displayed at the estimated arrival time.
  • the reachable area for each charging spot is calculated using the current position of the vehicle equipped with the navigation device as the reference point, that is, the departure point, but the application of the present invention is not limited to this.
  • the reachable area for each charging spot may be calculated using an arbitrary point designated by the user as a reference point.
  • the user may input an arbitrary remaining charge amount and calculate the reachable area for each charging spot.
  • a simulation under an arbitrary condition can be performed.
  • the user designates the departure time from the reference point it is possible to perform a simulation that also considers whether or not the vehicle can arrive during business hours.
  • an electric vehicle is assumed as a vehicle, but the application of the present invention is not limited to this.
  • the reachable area can be calculated based on the remaining amount of fuel (gasoline, light oil, etc.). Also in a hybrid vehicle, the reachable area can be calculated by taking into account the remaining charge of the fuel and the battery. That is, the present invention can be applied to the calculation of the reachable area of a moving body that moves by consuming various kinds of energy.
  • the method for determining the total reachable area described with reference to FIG. 6 is merely an example.
  • the entire reachable area may be determined by a known method such as the Dijkstra method.
  • the present invention is applied to a navigation device, but the present invention can also be applied to other devices and systems.
  • the present invention can be applied to mobile terminals such as mobile terminals and smartphones.
  • the user may input the reference point and the remaining charge amount, or the current position may be acquired by the GPS function of the mobile terminal.
  • the present invention can also be applied to a terminal device such as a PC that can be connected to a web server. Also in this case, the user may input an arbitrary reference point and the remaining charge amount, or information on the reference point and the remaining charge amount may be acquired from a server or terminal device on the web via a network. .
  • the processing of the present invention can be applied to a server that communicates with a navigation device.
  • the display device 107 uses a display device on the navigation device side, and other components are provided on the server side.
  • the server acquires the current position, remaining charge, vehicle information, and the like from the navigation device by communication, the area search unit 105 calculates the reachable area for each charging spot by the same method as described above, and the display control unit 106 displays the display area. Create data and send it to the navigation device. On the navigation device side, the received display data is displayed on the display device. According to this, the determination process of the reachable area with a large calculation load can be performed on the server side.
  • the server in this case may be one server or a plurality of servers that share roles.
  • the present invention can be used for navigation devices, mobile terminals such as smartphones, and terminal devices such as PCs.
  • Navigation device 101 External IF 102 User input IF 103 Map DB 104 vehicle information storage unit 105 area search unit 106 display control unit 107 display device

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  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Automation & Control Theory (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
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Abstract

La présente invention porte sur un dispositif de commande d'affichage qui acquiert la quantité d'énergie possédée par un corps mobile et recherche une installation d'alimentation en énergie qui peut être atteinte depuis un point de référence avec la quantité d'énergie à ce moment. De plus, le dispositif de commande d'affichage trouve une région de points de transit possibles contenant des positions où le corps mobile peut s'arrêter jusqu'à ce qu'il arrive à l'installation d'alimentation en énergie depuis le point de référence et affiche la région conjointement avec l'installation d'alimentation en énergie.
PCT/JP2012/074679 2012-09-26 2012-09-26 Dispositif de commande d'affichage, procédé de commande d'affichage et programme de commande d'affichage WO2014049703A1 (fr)

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PCT/JP2012/074679 WO2014049703A1 (fr) 2012-09-26 2012-09-26 Dispositif de commande d'affichage, procédé de commande d'affichage et programme de commande d'affichage

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003021522A (ja) * 2001-07-09 2003-01-24 Nissan Motor Co Ltd 情報提示装置
JP2008070377A (ja) * 2004-07-13 2008-03-27 Matsushita Electric Ind Co Ltd 移動先表示装置および移動先表示方法
JP2010175492A (ja) * 2009-02-02 2010-08-12 Omron Corp 情報処理端末、情報処理装置、情報処理システム、情報処理方法、および、プログラム
JP2010286449A (ja) * 2009-06-15 2010-12-24 Alpine Electronics Inc ナビゲーション装置、施設検索方法および施設検索プログラム
JP2011002293A (ja) * 2009-06-17 2011-01-06 Alpine Electronics Inc 車載用ナビゲーション装置
WO2011101885A1 (fr) * 2010-02-16 2011-08-25 三菱電機株式会社 Dispositif de recommandations de charge
JP2011174711A (ja) * 2010-02-23 2011-09-08 Alpine Electronics Inc 車載ナビゲーション装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003021522A (ja) * 2001-07-09 2003-01-24 Nissan Motor Co Ltd 情報提示装置
JP2008070377A (ja) * 2004-07-13 2008-03-27 Matsushita Electric Ind Co Ltd 移動先表示装置および移動先表示方法
JP2010175492A (ja) * 2009-02-02 2010-08-12 Omron Corp 情報処理端末、情報処理装置、情報処理システム、情報処理方法、および、プログラム
JP2010286449A (ja) * 2009-06-15 2010-12-24 Alpine Electronics Inc ナビゲーション装置、施設検索方法および施設検索プログラム
JP2011002293A (ja) * 2009-06-17 2011-01-06 Alpine Electronics Inc 車載用ナビゲーション装置
WO2011101885A1 (fr) * 2010-02-16 2011-08-25 三菱電機株式会社 Dispositif de recommandations de charge
JP2011174711A (ja) * 2010-02-23 2011-09-08 Alpine Electronics Inc 車載ナビゲーション装置

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