Map display device, navigation device and map display method
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G06F-017/00
B60L-011/18
G01C-021/34
G01C-021/36
B60L-001/00
출원번호
US-0978216
(2011-02-24)
등록번호
US-9052998
(2015-06-09)
국제출원번호
PCT/JP2011/001064
(2011-02-24)
§371/§102 date
20130703
(20130703)
국제공개번호
WO2012/114381
(2012-08-30)
발명자
/ 주소
Arita, Hidekazu
Shimotani, Mitsuo
출원인 / 주소
Mitsubishi Electric Corporation
대리인 / 주소
Birch, Stewart, Kolasch & Birch, LLP
인용정보
피인용 횟수 :
0인용 특허 :
2
초록▼
A map display device includes a position information acquiring unit for acquiring the present position of a vehicle; a map data storage unit for storing map data; a remaining energy acquiring unit for acquiring a residual quantity of energy for driving the vehicle and equipment mounted on the vehicl
A map display device includes a position information acquiring unit for acquiring the present position of a vehicle; a map data storage unit for storing map data; a remaining energy acquiring unit for acquiring a residual quantity of energy for driving the vehicle and equipment mounted on the vehicle; a range calculating unit for computing a range the vehicle can travel with the remaining energy, using a moving energy consumption rate which is energy consumption per unit time required for moving the vehicle and a driving energy consumption rate Eci which is energy consumption per unit time required for driving the equipment mounted on the vehicle; and an output control unit for displaying the range on a map using the map data.
대표청구항▼
1. A map display device comprising: a remaining energy acquiring unit for acquiring a residual quantity of energy for driving a mobile unit and equipment mounted on the mobile unit, operation of at least some of said equipment being controlled by a user through manipulation of an input unit of the e
1. A map display device comprising: a remaining energy acquiring unit for acquiring a residual quantity of energy for driving a mobile unit and equipment mounted on the mobile unit, operation of at least some of said equipment being controlled by a user through manipulation of an input unit of the equipment;an input analyzer unit for analyzing the user's manipulation of the input unit to determine changes in the operation of said at least some of said equipment;a range calculating unit for computing a reachable range of the mobile unit with the residual energy the remaining energy acquiring unit acquires, using a moving energy consumption rate which is energy consumption per unit time required for moving the mobile unit and a driving energy consumption rate which is energy consumption per unit time required for driving the equipment mounted on the mobile unit; andan output control unit for displaying the reachable range the range calculating unit computes,wherein the output control unit varies, when notified by said input analyzer unit of determined changes in the operation of said at least some of said equipment, the reachable range of the mobile unit computed by the range calculating unit in conformity with the determined changes in operation. 2. A map display device according to claim 1, further comprising: a position information acquiring unit for acquiring the present position of a mobile unit;a map data storage unit for storing map data; andan output control unit for displaying on a map the reachable range of the mobile unit the range calculating unit computes, using the map data of the map data storage unit. 3. The map display device according to claim 2, wherein the range calculating unit comprises:a reachable distance calculating unit for computing a reachable distance of the mobile unit with the remaining energy the remaining energy acquiring unit acquires, using the moving energy consumption rate and the driving energy consumption rate;a reachable point calculating unit for computing, using the map data of the map data storage unit, a point at a distance the reachable distance calculating unit computes from the present position of the mobile unit the position information acquiring unit acquires; anda reachable area calculating unit for computing the reachable range of the mobile unit from the point the reachable point calculating unit computes. 4. The map display device according to claim 3, further comprising: a circular route storage unit for storing a circular route of the mobile unit and distance information on the circular route, whereinthe range calculating unit computes an estimated driving energy consumption rate which is energy consumption per unit time required for driving the equipment estimated to be used from a surrounding condition at the present position of the mobile unit which is acquired from the position information acquiring unit;the reachable distance calculating unit computes the reachable distance with the residual quantity of energy the remaining energy acquiring unit obtains, using the moving energy consumption rate and the estimated driving energy consumption rate; andthe output control unit gives a warning display indicating that traveling of the circular route is impossible when the distance of the circular route stored in the circular route storage unit is longer than the distance the reachable distance calculating unit computes. 5. The map display device according to claim 2, further comprising: a driving efficiency storage unit for storing a driving efficiency corresponding to a driving environment of the mobile unit, whereinthe range calculating unit computes the reachable range using the driving efficiency corresponding to the driving environment of the mobile unit. 6. The map display device according to claim 2, wherein the map data contains information about a parking permitted spot for the mobile unit; andthe range calculating unit, when the reachable range of the mobile unit is a parking unpermitted spot for the mobile unit, designates a parking permitted spot for the mobile unit within the reachable range of the mobile unit as a new reachable range by referring to the map data. 7. The map display device according to claim 2, wherein the range calculating unit computes an estimated driving energy consumption rate which is energy consumption per unit time required for driving the equipment estimated to be used from a surrounding condition at the present position of the mobile unit which is acquired from the position information acquiring unit, and computes the reachable range with the residual quantity of energy the remaining energy acquiring unit obtains, using the moving energy consumption rate, the driving energy consumption rate, and the estimated driving energy consumption rate. 8. The map display device according to claim 7, wherein the surrounding condition is at least one of a driving region, date and time of the mobile unit and weather. 9. The map display device according to claim 2, wherein the map data contains information about a place where a facility for supplying energy to the mobile unit is located;the range calculating unit computes again, when an operation of increasing the driving energy consumption rate is performed, the reachable range with the remaining energy the remaining energy acquiring unit acquires, using the moving energy consumption rate and the driving energy consumption rate increased by the operation; andthe output control unit gives a warning display by referring to the map data of the map data storage unit when a facility for supplying energy to the mobile unit does not exist within the reachable range computed again. 10. The map display device according to claim 9, wherein the output control unit, referring to the map data, displays as a recommended condition a setting of the equipment which corresponds to the reachable range that includes the facility for supplying energy to the mobile unit among reachable ranges of the mobile unit computed by the range calculating unit. 11. The map display device according to claim 10, wherein the output control unit supplies the equipment with the recommended condition. 12. A map display method comprising: acquiring the present position of a mobile unit;acquiring a residual quantity of energy for driving the mobile unit and equipment mounted on the mobile unit, operation of at least some of said equipment being controlled by a user through manipulation of an input unit of the equipment;analyzing the user's manipulation of the input unit to determine changes in the operation of said at least some of said equipment;computing a reachable range of the mobile unit with the acquired residual energy, using a moving energy consumption rate which is energy consumption per unit time required for moving the mobile unit and a driving energy consumption rate which is energy consumption per unit time required for driving the equipment mounted on the mobile unit; anddisplaying, via an output control unit, the reachable range of the mobile unit on a map using the map data; andwherein the output control unit varies, when changes in the operation of said at least some of said equipment are determined by the analysis of the user's manipulation of the input unit, the computed reachable range of the mobile unit in conformity with the determined changes in operation. 13. A map display device comprising: a processor configured to execute a program; anda memory that stores the program which, when executed by the processor, results in performance of steps comprising: acquiring a residual quantity of energy for driving a mobile unit and equipment mounted on the mobile unit, operation of at least one of said equipment being controlled by a user through manipulation of an input unit of the equipment,analyzing the user's manipulation of the input unit to determine changes in the operation of said at least one of said equipment,computing a reachable range of the mobile unit with the residual energy the remaining energy acquired, using a moving energy consumption rate which is energy consumption per unit time required for moving the mobile unit and a driving energy consumption rate which is energy consumption per unit time required for driving the equipment mounted on the mobile unit, andoutputting the reachable range computed,wherein the processor varies the outputted reachable range in conformity with the determined changes in the operation of said at least one of said equipment.
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이 특허에 인용된 특허 (2)
Takahira Yoshikazu (Saitama JPX) Ogawa Tomoko (Saitama JPX) Kanayama Shinichiro (Saitama JPX), Display device for electric vehicle.
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