WO2010136878A1 - Dispositif, système et procédé d'évaluation de la conduite d'un véhicule - Google Patents

Dispositif, système et procédé d'évaluation de la conduite d'un véhicule Download PDF

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Publication number
WO2010136878A1
WO2010136878A1 PCT/IB2010/001240 IB2010001240W WO2010136878A1 WO 2010136878 A1 WO2010136878 A1 WO 2010136878A1 IB 2010001240 W IB2010001240 W IB 2010001240W WO 2010136878 A1 WO2010136878 A1 WO 2010136878A1
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WO
WIPO (PCT)
Prior art keywords
driving operation
evaluation
route
vehicle
destination
Prior art date
Application number
PCT/IB2010/001240
Other languages
English (en)
Inventor
Noriaki Ito
Noriyasu Onishi
Yasuyuki Itoh
Masaru Shikano
Naoki Miura
Shingo Aoyama
Satoshi Harumoto
Original Assignee
Toyota Jidosha Kabushiki Kaisha
Denso Corporation
Aisin Aw Co., Ltd.
Fujitsu Ten Limited
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 Toyota Jidosha Kabushiki Kaisha, Denso Corporation, Aisin Aw Co., Ltd., Fujitsu Ten Limited filed Critical Toyota Jidosha Kabushiki Kaisha
Publication of WO2010136878A1 publication Critical patent/WO2010136878A1/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
    • G01C21/3697—Output of additional, non-guidance related information, e.g. low fuel level
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
    • G08G1/0968—Systems involving transmission of navigation instructions to the vehicle
    • G08G1/096805—Systems involving transmission of navigation instructions to the vehicle where the transmitted instructions are used to compute a route
    • G08G1/096827—Systems involving transmission of navigation instructions to the vehicle where the transmitted instructions are used to compute a route where the route is computed onboard

Definitions

  • the invention relates to a driving operation evaluation apparatus, a driving-operation evaluation system, and a driving operation evaluation method, which are applied to a vehicle such as a passenger vehicle, a truck, or a bus, and which encourage a driver to perform a model driving operation, thereby raising the driver's awareness of the need of ensuring security and the need of conforming to standards.
  • a car navigation system In most of recent vehicles, a car navigation system is provided.
  • the car navigation system assists a driver in performing a driving operation by retrieving a scheduled travel route on which a vehicle is to travel, based on a destination input by the driver, a set retrieval condition, and the position of the vehicle detected by the Global Positioning System (GPS), or calculated by the Inertial Navigation System, and guiding the driver.
  • GPS Global Positioning System
  • information is provided to the driver using an image displayed on a display or voice from a speaker.
  • the information provided to the driver includes the scheduled travel route, an intersection and the destination on the scheduled travel route, road traffic information including traffic congestion information and road construction information, and information regarding positions of a convenience store and a supermarket.
  • JP-A-2007-315335 In a car navigation system described in Japanese Patent Application Publication No. 2007-315335 (JP-A-2007-315335) among them, in the case where a scheduled travel route, on which a vehicle is to travel, includes a prescribed section, travel data is acquired when the vehicle actually travels in the prescribed section, and a degree, to which a driver performs a driving operation for reducing fuel consumption (hereinafter, referred to as "fuel consumption reduction driving operation”) in the prescribed section, is evaluated and the driver's driving operation is ranked based on comparison of the acquired travel data with travel data that was previously acquired in the prescribed section.
  • the fuel consumption reduction driving operation includes, for example, a driving operation in which the driver avoids excessive depression of an accelerator pedal. The result of evaluation is notified to the driver to encourage the driver to perform the fuel consumption reduction driving operation as much as possible.
  • the safe driving operation includes temporarily stopping the vehicle, obeying a traffic signal, decelerating the vehicle before a curve, and a safe steering operation.
  • the invention provides a driving operation evaluation apparatus, a driving operation evaluation system, and a driving operation evaluation method, which more effectively encourage a driver to perform a model driving operation including a fuel consumption reduction driving operation and a safe driving operation, and to encourage the driver to be eager to perform the model driving operation, thereby raising the driver's awareness of the need of performing the model driving operation.
  • a first aspect of the invention relates to a driving operation evaluation apparatus that includes a determination portion that determines whether a vehicle traveled on a partial route included in a route that connects a departure point to a destination, at a frequency equal to or higher than a predetermined frequency; a setting portion that sets an evaluation section to the partial route if the determination portion makes an affirmative determination; an acquisition portion that acquires travel information regarding travel of the vehicle in the evaluation section; and an evaluation portion that performs evaluation on a degree of performance of a model driving operation of the vehicle, based on the travel information.
  • a second aspect of the invention relates to a driving operation evaluation system that includes the driving operation evaluation apparatus according to the first aspect; and a collection portion that is provided in a center located on a roadside, and that collects a result of the evaluation on the degree of performance of the model driving operation of the vehicle in the evaluation section.
  • a third aspect of the invention relates to a driving operation evaluation method that includes determining whether a vehicle traveled on a partial route included in a route that connects a departure point to a destination, at a frequency equal to or higher than a predetermined frequency; setting an evaluation section to the partial route if an affirmative determination is made; acquiring travel information regarding travel of the vehicle in the evaluation section; and performing evaluation on a degree of performance of a model driving operation of the vehicle, based on the travel information.
  • the driving operation evaluation apparatus the driving operation evaluation system, and the driving operation evaluation method, which more effectively encourage a driver to perform the model driving operation including the fuel consumption reduction driving operation and the safe driving operation, and to encourage the driver to be eager to perform the model driving operation, thereby raising the driver's awareness of the need of performing the model driving operation. It is also possible to provide combination of at least two of the driving operation evaluation apparatus, the driving operation evaluation system, and the driving operation evaluation method.
  • FIG. 1 is a block diagram showing a driving operation evaluation apparatus according to a first embodiment of the invention
  • FIG. 2 is a schematic diagram showing a mutual positional relation between a departure point, a destination, and a route, to which the driving operation evaluation apparatus according to the first embodiment of the invention is applied;
  • FIG. 3 is a schematic diagram used to set an intermediate route in a route to which the driving operation evaluation apparatus according to the first embodiment of the invention is applied;
  • FIG. 4 is a schematic diagram used to set the intermediate route in the route to which the driving operation evaluation apparatus according to the first embodiment of the invention is applied;
  • FIG 5 is a schematic diagram used to set the intermediate route in the route to which the driving operation evaluation apparatus according to the first embodiment of the invention is applied;
  • FIG 6 is a schematic diagram showing a method of determining a timing at which a notification is provided, on a route to which the driving operation evaluation apparatus according to the first embodiment of the invention is applied;
  • FIG. 7 is a schematic diagram showing the method of determining the timing at which the notification is provided, on the route to which the driving operation evaluation apparatus according to the first embodiment of the invention is applied;
  • FIGS. 8A and 8B show a flowchart showing a control executed by the driving operation evaluation apparatus according to the first embodiment of the invention
  • FIG. 9 is a block diagram showing a driving operation evaluation apparatus according to a second embodiment of the invention.
  • FIGS. 1OA and 1OB show a flowchart showing a control executed by the driving operation evaluation apparatus according to the second embodiment of the invention
  • FIG. 11 is a block diagram showing a driving operation evaluation system according to a third embodiment of the invention.
  • FIG. 12 is a block diagram showing a configuration of a vehicle-side portion provided in a vehicle, in the driving operation evaluation system according to the third embodiment of the invention.
  • FIG 13 is a schematic diagram showing an example of data used in the driving operation evaluation system according to the third embodiment of the invention.
  • FIG. 14 is a block diagram showing a configuration of a roadside portion provided on a roadside, in the driving operation evaluation system according to the third embodiment of the invention.
  • FIGS, 15A and 15B show a flowchart showing a control executed in the vehicle-side portion in the driving operation evaluation system according to the third embodiment of the invention.
  • FIG. 16 is a flowchart showing a control executed in the roadside portion in the driving operation evaluation system according to the third embodiment of the invention.
  • FIG. 1 is a schematic diagram showing a driving operation evaluation apparatus according to a first embodiment of the invention.
  • a driving operation evaluation apparatus 1 includes a car navigation Electronic Control Unit (ECU) 2 provided in a vehicle.
  • the car navigation ECU 2 is connected to a Global Positioning System (GPS) antenna 5, a yaw rate sensor 6, a receiver 7, a database 8, a display 9, and a speaker 10.
  • GPS Global Positioning System
  • the car navigation ECU 2 is connected to an engine ECU 11, a brake ECU 12, and an Electronic Power Steering (EPS) ECU 13, an ECU relating to other vehicle controls, and an ECU relating to controls of electric components in the vehicle based on the communication standard of, for example, the controller area network (CAN).
  • EPS Electronic Power Steering
  • the car navigation ECU 2 includes a CPU, a ROM, a RAM, a data bus that connects them to each other, and an input/output interface.
  • the car navigation ECU 2 functions as a retrieval portion 2a, an indication portion 2b, a determination portion 2c, a setting portion 2d, an acquisition portion 2e, an evaluation portion 2f, and a notification portion 2g, by executing controls described below according to programs stored in the ROM.
  • the GPS antenna 5 receives radio waves from three satellites among a plurality of satellites launched to the sky.
  • the retrieval portion 2a of the car navigation ECU 2 measures a current position at which the vehicle is located, that is, the longitude and the latitude according to, for example, the principle of triangulation, based on parameters such as the phase difference of the radio waves and the difference in the time of arrival.
  • four satellites are used.
  • the yaw rate sensor 6 detects the yaw rate of the vehicle.
  • the database 8 includes storage media such as a CD-ROM and a DVD-ROM. Various information is stored in the database 8 based on a command from the car navigation ECU 2.
  • the information stored in the database 8 includes map information for indication, map information for retrieval, a driver's degree of performance of a model driving operation during travel in or before an immediately preceding routine in a predetermined period, which was evaluated by the evaluation portion 2f, a departure point and a destination on a route R that was previously set, the numbers of times the vehicle passed the departure point and the destination, pass-through points including a starting end and a terminal end of an intermediate route RC described below, and the numbers of times the vehicle passed the pass-through points.
  • the display 9 functions as a touch panel, that is, an input device.
  • a destination is input to the display 9 by a driver.
  • a retrieval condition is input to the display 9.
  • the retrieval condition includes a condition that an expressway is not used, and a condition that a shortest distance or a shortest time is selected.
  • the retrieval portion 2a of the car navigation ECU 2 retrieves the route R, and information regarding an intersection and a traffic signal on the route R, using the map information for retrieval in the database 8, based on the destination and the retrieval condition input to the display 9 that functions as the touch panel.
  • the display 9 indicates the retrieved route R and the retrieved information, together with the map information for indication, based on a command from the indication portion 2b of the car navigation ECU 2.
  • the speaker 10 is provided near the display 9.
  • the speaker 10 outputs vocal guidance for instructing the driver to turn to the right or left, before an intersection at which the vehicle on the route R is scheduled to turn to the right or left, based on a control executed by the indication portion 2b of the car navigation ECU 2.
  • the speaker 10 outputs voice relating to a notification including the driver's degree of performance of the model driving operation (i.e., the degree to which the driver performed the model driving operation), which was evaluated by the evaluation portion 2f of the car navigation ECU 2, and advice based on the result of the evaluation.
  • the brake ECU 12 includes a CPU, a ROM, a RAM, a data bus that connects them to each other, and an input/output interface.
  • the brake ECU 12 applies brake on the vehicle to decelerate the vehicle, by controlling a brake device (not shown) based on the depressed amount of a brake pedal (not shown) that is depressed by the driver, according to a program stored in the ROM.
  • the brake ECU 12 calculates a vehicle speed based on a wheel speed acquired from a wheel speed sensor (not shown), and transmits a data frame that contains vehicle control information including the vehicle speed, the depressed amount, and deceleration, to the car navigation ECU 2 through the CAN.
  • the EPS ECU 13 includes a CPU, a ROM, a RAM, a data bus that connects them to each other, and an input/output interface.
  • the EPS ECU 13 executes controls described below according to programs stored in the ROM.
  • the EPS ECU 13 controls an assist force for a steering device that steers wheels, based on a steering force input to a steering wheel (not shown) by the driver.
  • the EPS ECU 13 acquires a steering angle used for controlling the assist force from a steering sensor (not shown) in the steering device, and transmits a data frame containing the steering angle, to the car navigation ECU 2 through the CAN.
  • the receiver 7 is compatible with a light beacon or a radio-wave beacon.
  • the receiver 7 receives traffic congestion information and road information including signal information, from the Vehicle Information & Communication System (VICS).
  • VICS Vehicle Information & Communication System
  • the retrieval portion 2a of the car navigation ECU 2 calculates a moving distance and a moving direction of the vehicle, based on the vehicle speed acquired from the brake ECU 12, the yaw rate detected by the yaw rate sensor 6, and the steering angle transmitted from the EPS ECU 13, and computes the current position of the vehicle by the Inertial Navigation System (INS).
  • INS Inertial Navigation System
  • the retrieval portion 2a of the car navigation ECU 2 complementarily uses the cuirent position of the vehicle computed by the ENS.
  • the indication portion 2b of the car navigation ECU 2 causes the display 9 to indicate the map information for indication in the database 8, the current position of the vehicle that is acquired using the above-described method, the destination input through the touch panel (i.e., the display 9), the route R and the information regarding the route R that are retrieved by the retrieval portion 2a.
  • the car navigation ECU 2 stores the position information regarding the departure point and the destination in the database 8. It is detected whether the vehicle has actually passed the destination by detecting whether an ignition key has been turned to an accessory position ACC (or turned from the accessory position ACC) through the CAN.
  • the engine ECU 11 includes a CPU, a ROM, a RAM, a data bus that connects them to each other, and an input/output interface.
  • the engine ECU 11 controls the amount of fuel injected to an engine (not shown), a throttle opening degree, an engine rotational speed, and the like.
  • the engine ECU 11 transmits a data frame containing vehicle control information including the fuel injection amount, the throttle opening degree, the engine rotation speed, and the like, to the car navigation ECU 2 through the CAN.
  • the determination portion 2c of the car navigation ECU 2 reads out a first predetermined distance Dl and a second predetermined distance D2 that are stored in the database 8 of the car navigation ECU 2 in advance.
  • the determination portion 2c computes a starting route RS in an area from the departure point to a point on the route R, which is located at the first predetermined distance Dl from the departure point, and an ending route RE in an area from the destination to a point on the route R, which is located at the second predetermined distance D2 from the destination, based on the input destination and the input retrieval condition, the position of the vehicle at a time point at which the destination and the retrieval condition are input by the driver (i.e., the departure point), and the route R retrieved by the retrieval portion 2a.
  • the retrieval portion 2a sets an intermediate route RC to a section obtained by excluding the starting route RS and the ending route RE from the route R.
  • each of the first predetermined distance Dl and the second predetermined distance D2 is set to 300 m.
  • A indicates an area from the home to a point on the route R, which is located at the first predetermined distance Dl from the home.
  • the starting end or the terminal end of the intermediate route RC is set to an end point I that is an intersection point at which an outer edge of the area A crosses the route R.
  • An area B indicates an area from the office to a point on the route R, which is located at the second predetermined distance D2 from the office.
  • the starting end or the terminal end of the intermediate route RC is set to an end point II that is an intersection point at which an outer edge of the area B crosses the route R.
  • a table A shown in FIG. 3 indicates the numbers of times the vehicle passed a plurality of end points I that are the pass-through points at 300 m from the home, in the case where there are the plurality of end points I because a plurality of routes R are retrieved. The numbers of times the vehicle passed the end points I were stored in the database 8 during previous travel.
  • a table B shown in an upper portion of FIG. 4 indicates the numbers of times the vehicle passed locations at which the ignition key is turned to the position ACC, that is, possible destinations. The numbers of times the vehicle passed the possible destinations were stored in the database 8 during previous travel.
  • a table C shown in a lower portion of FIG 4 indicates the numbers of times the vehicle passed the end points II that are points at 300 m from a coordinate (X4, Y4) in the first place in the ranking in the upper portion of FIG. 4, during previous travel.
  • the determination portion 2c executes a control described below.
  • the determination portion 2c of the car navigation ECU 2 selects, as the end point I, a coordinate (Xl, Yl) that the vehicle passed the largest number of times in the table A shown in FIG 3.
  • the determination portion 2c selects, as the destination, a coordinate (X4, Y4) that the vehicle passed the largest number of times in the table B shown in the upper portion of FIG. 4.
  • the determination portion 2c selects, as the end point II, a coordinate (X7, Y7) that the vehicle passed the largest number of times, from the table C shown in the lower portion of FIG. 4.
  • the determination portion 2c selects a route through which the vehicle passed the largest number of times, that is, the route from a link 1 to a link 3 through a link 2 (the link 1 ⁇ the link 2 ⁇ the link 3), as the intermediate route RC.
  • the determination portion 2c determines whether the vehicle traveled on the intermediate route RC, which is a partial route included in the route R that connects the departure point to the destination, at a frequency equal to or higher than a predetermined frequency.
  • the phrase "the vehicle traveled on the intermediate route RC at a frequency equal to or higher than a predetermined frequency” signifies that the number of times the vehicle passed through the intermediate route RC during a predetermined period (108 times in the table D in FIG. 5), that is, the number of times the vehicle traveled on the intermediate route RC during a predetermined period is equal to or larger than a predetermined number of times.
  • the determination portion 2c determines whether the vehicle traveled on the intermediate route RC at a frequency equal to or higher than the predetermined frequency, by comparing the number of times the vehicle traveled on the intermediate route RC, which was stored in the database 8 in a previous travel period, that is, the number of times the vehicle traveled on the intermediate route RC shown in the table in FIG. 5, with the predetermined number of times.
  • the determination portion 2c makes an affirmative determination
  • the setting portion 2d of the car navigation ECU 2 sets an evaluation section to the intermediate route RC for which an affirmative determination is made.
  • the acquisition portion 2e of the car navigation ECU 2 acquires travel information regarding travel of the vehicle during a period in which the vehicle travels in the evaluation section.
  • the travel information includes the vehicle control information acquired from the engine ECU 11, such as the fuel injection amount, the throttle opening degree, and the engine rotational speed; vehicle braking information acquired from the brake ECU 12, such as the depressed amount of the brake pedal and the deceleration; the steering angle acquired from the EPS ECU 13; direction instruction information acquired through the CAN; link information included in the map information for retrieval, which is read out from the database 8; the position of a stop line and the position of an intersection included in the link information; and the signal information from the receiver 7, which is information regarding a traffic signal at an intersection.
  • the evaluation portion 2f of the car navigation ECU 2 evaluates the degree of performance of the model driving operation of the vehicle, based on the travel information acquired by the acquisition portion 2e.
  • model driving operation indicates general driving operations that reduce fuel consumption, and increase safety, for example, temporarily stopping the vehicle before a stop line, obeying a traffic signal, appropriately accelerating the vehicle, appropriately decelerating the vehicle, appropriately performing a steering operation, and appropriately decelerating the vehicle before turning the vehicle.
  • a term "'non-model driving operation” signifies driving operations other than the above-described model driving operations. For example, if it is determined that the vehicle is positioned before an intersection including a stop line, and then, the vehicle enters the intersection without temporarily stopping at the stop line, the evaluation portion 2f evaluates that the driver fails to temporarily stop, that is, the driver performs the non-model driving operation, and accordingly, the degree of performance of the model driving operation is low. Similarly, if the vehicle enters an intersection without stopping when a traffic signal at the intersection ahead of the vehicle turns red, the evaluation portion 2f evaluates that the driver fails to obey the traffic signal, that is, the driver performs the non-model driving operation, and accordingly, the degree of performance of the model driving operation is low.
  • the evaluation portion 2f evaluates that the driver excessively accelerates the vehicle, that is, the driver performs the non-model driving operation, and accordingly, the degree of performance of the model driving operation is low. If the driver does not sufficiently depress the brake pedal before a curve, the evaluation portion 2f evaluates that the driver fails to decelerate the vehicle before turning the vehicle, that is, the driver performs the non-model driving operation, and accordingly, the degree of performance of the model driving operation is low.
  • the evaluation portion 2f adds three points when the driver performs the model driving operation, and adds one point when the driver performs the non-model driving operation. That is, when the driver performs the non-model driving operation, two points are subtracted from three points that are added when the driver performs the model driving operation. Then, the evaluation portion 2f calculates a total score on the intermediate route RC. Thus, the evaluation portion 2f stores the result of the evaluation in the database 8.
  • the evaluation portion 2f stores, as the result of the evaluation, the total score indicating the degree of performance of the model driving operation, the type of the non-model driving operation, and a point on the intermediate route RC, at which the driver performed the non-model driving operation, in association with the intermediate route RC, in the database 8.
  • the notification portion 2g of the car navigation ECU 2 provides the notification using a text, a graphic, or a symbol on the display 9, or heartfelt voice from the speaker 10, based on the result of the evaluation performed by the evaluation portion 2f.
  • the notification includes the total score, a notification that the non-model driving operation was performed, and a notification for warning the driver not to perform the non-model driving operation, and encouraging the driver to perform the model driving operation. For example, if the driver fails to temporarily stop at a point X, that is, the driver performs the non-model driving operation at the point X, a notification that the vehicle should be temporarily stopped at the point X is provided to the driver.
  • a notification that the accelerator pedal should not be abruptly depressed is provided to the driver. If a notification that the driver does not appropriately decelerate the vehicle, a notification that the brake should not be abruptly applied is provided to the driver. If the driver does not appropriately perform the steering operation, a notification that the steering wheel should not be abruptly turned is provided to the driver.
  • the notification portion 2g provides the notification after the vehicle reaches the terminal end of the evaluation section.
  • the following specific method may be employed to determine a location at which the notification is provided in an area from the terminal end of the evaluation section to the destination.
  • a timing at which provision of the notification starts is set so that a timing at which a time required to provide the notification elapses after the provision of the notification starts, that is, a timing at which the provision of the notification ends is the same as a timing at which the vehicle passes a point immediately before the home.
  • the notification includes the result of evaluation, the content of the evaluation, and the advice.
  • the determination portion 2c of the car navigation ECU 2 reads out, from the map information in the database 8, the link information regarding the links in the area A that is located around the home Pl, and that is located outside the evaluation section, and the position information regarding a convenience store P3 and a book store P2 at which the vehicle may stop before reaching the home.
  • the determination portion 2c uses a possible route table that shows possible routes which connect points among points Pl to P5 in the area A, and which may constitute the ending route RE, as shown in FIG. 7.
  • the possible route table is stored in the database 8 in advance. In FIG. 6, after the vehicle passes the terminal end P5 of the evaluation section and enters the area A, the vehicle passes through the link A and enters a link B.
  • the determination portion 2c excludes possible routes for the ending route RE, which lead to the point P3 or the point P4. Further, when the vehicle enters a link C, the determination portion 2c excludes a possible route for the ending route RE, which leads to the point P2. Thus, the determination portion 2c determines that the vehicle will certainly reach the home Pl without stopping at the convenience store P3, the point P4 at the outer edge of the area A, or the book store P2 after the vehicle reaches and passes the terminal end of the evaluation section.
  • the notification portion 2g of the car navigation ECU 2 starts to provide the notification.
  • the determination portion 2c sets the intermediate route RC so that the partial route is the intermediate route RC obtained from excluding the starting route RS in the area from the departure point to the point at the first predetermined distance Dl from the departure point, and the ending route RE in the area from the destination to the point at the second predetermined distance D2 from the destination, from the route R that connects the departure point to the destination.
  • This configuration has significance described below.
  • each of the first predetermined distance Dl and the second predetermined distance D2 is set to a fixed value of 300 meters.
  • the vehicle may iiregularly stop at a store near the office, such as a convenience store, before reaching the office, or the driver may select a parking area from among a plurality of parking areas in the site of the office due to business reason each driving day, and accordingly, the ending route RE may be changed each driving day.
  • the evaluation section is set to the intermediate route RC shared by a plurality of routes R whose starting routes RS and ending routes RE are different from each other, and thus, the intermediate route RC is used as the evaluation section.
  • the vehicle may irregularly stop at a store near the home, such as a convenience store, a supermarket, a video rental shop, or a book store, before reaching the home, or the driver may live in a company-owned apartment or the like, and may select a parking area from among a plurality of parking areas in the site of the company-owned apartment each driving day, and accordingly, the ending route RE may be changed each driving day.
  • the evaluation section is set to the intermediate route RC, and thus, the intermediate route RC is used as the evaluation section.
  • the evaluation section is set to the intermediate route RC, and thus, the intermediate route RC is used as the evaluation section.
  • road construction may be performed at a different location, or traffic congestion may occur at a different location in a road from an industrial complex or an urban area including the office to an arterial road leading to the home, each driving day.
  • the evaluation section is set to the intermediate route RC, and thus, the intermediate route RC is used as the evaluation section.
  • FIGS. 8A and 8B show a flowchart showing the control executed by the driving operation evaluation apparatus 1 according to the first embodiment of the invention.
  • the retrieval portion 2a of the car navigation ECU 2 measures the current position of the vehicle, that is, the departure point in step S2, and then, retrieves a plurality of possible routes R from the departure point to the destination in step S3.
  • step S4 the determination portion 2c of the car navigation ECU 2 reads out the first predetermined distance Dl and the second predetermined distance D2, and calculates the starting route RS and the ending route RE of each of the plurality of the possible routes R. Then, in step S5, the determination portion 2c sets a plurality of possible intermediate routes RC by excluding the respective starting routes RS and the respective ending routs RE from the plurality of possible routes R.
  • step S6 the determination portion 2c of the car navigation ECU 2 determines whether there is a possible intermediate route RC on which the vehicle traveled at a frequency equal to or higher than a predetermined frequency during previous travel, among the possible intermediate routes RC. If an affirmative determination is made, the routine proceeds to step S7. If a negative determination is made, the routine proceeds to step S 14.
  • step S7 the setting portion 2d of the car navigation ECU 2 sets the evaluation section to the intermediate route RC for which an affirmative determination is made in step S6, that is, the intermediate route RC on which the vehicle traveled at a frequency equal to or higher than the predetermined frequency.
  • step S8 the determination portion 2c of the car navigation ECU 2 determines whether the cunrent position of the vehicle measured by the retrieval portion 2a of the car navigation ECU 2 has reached the starting end of the set intermediate route RC, that is, the starting end of the evaluation section. If an affirmative determination is made, the routine proceeds to step S9. If a negative determination is made, the routine ends.
  • step S9 the acquisition portion 2e of the car navigation ECU 2 acquires the travel information regarding the travel of the vehicle in the evaluation section.
  • step SlO the evaluation portion 2f of the car navigation ECU 2 evaluates the degree of performance of the model driving operation of the vehicle in the evaluation section.
  • step SIl the determination portion 2c of the car navigation ECU 2 determines whether the current position of the vehicle measured by the retrieval portion 2a of the car navigation ECU 2 has reached the terminal end of the set intermediate route RC, that is, the terminal end of the evaluation section. If an affirmative determination is made, the routine proceeds to step Sl 2. If a negative determination is made, the routine proceeds to step S9.
  • step S 12 the notification portion 2g of the car navigation ECU 2 provides the notification based on the result of the evaluation, to the driver.
  • step S 13 the evaluation portion 2f of the car navigation ECU 2 counts the number of times the vehicle passed through the intermediate route RC that is set as the evaluation section, the starting end, and the terminal end of the set intermediate route RC, that is, the number of times the vehicle traveled on the set intermediate route RC, and counts the number of times the vehicle passed the destination based on the operation of the ignition key to the position ACC performed after reaching the destination. Then, the evaluation portion 2f stores the counted numbers of times in association with the intermediate route RC, in the database 8.
  • step S14 the determination portion 2c of the car navigation ECU 2 determines whether the current position of the vehicle measured by the retrieval portion 2a of the car navigation ECU 2 has reached the starting end of the intermediate route RC that was not set as the evaluation section. If an affirmative determination is made, the routine proceeds to step S15. If a negative determination is made, the routine ends.
  • step S15 the determination portion 2c of the car navigation ECU 2 determines whether the current position of the vehicle measured by the retrieval portion 2a of the car navigation ECU 2 has reached the terminal end of the intermediate route RC that was not set as the evaluation section. If an affirmative determination is made, the routine proceeds to step S16. If a negative determination is made, the routine ends.
  • step S16 the evaluation portion 2f of the car navigation ECU 2 counts the number of times the vehicle passed through the intermediate route RC that was not set as the evaluation section, and the starting point and the terminal point of the intermediate route RC, that is, the number of times the vehicle traveled on the intermediate route RC, and counts the number of times the vehicle passed the destination based on the operation of the ignition key to the position ACC performed after reaching the destination. Then, the evaluation portion 2f stores the counted numbers of times in association with the intermediate route RC, in the database 8.
  • step S6 the determination step in the driving operation evaluation method according to the invention is performed.
  • step S7 the setting step is performed.
  • step S9 the acquisition step is performed.
  • step SlO the evaluation step is performed.
  • step S 12 the notification step is performed.
  • the evaluation section is set to the intermediate route RC which is the partial route that is a portion of the route R, and on which the vehicle traveled at a frequency equal to or higher than the predetermined frequency and the vehicle is considered to routinely travel.
  • the acquisition portion 2e acquires the travel information regarding the evaluation section.
  • the evaluation portion 2f evaluates the degree of performance of the model driving operation of the vehicle, based on the acquired travel information.
  • the evaluation section is not set to the intermediate route RC on which the vehicle traveled at a low frequency.
  • the driver is not notified of the result of the evaluation. This avoids the situation where an unnecessary notification or a notification that is not desired by the driver is provided to the driver, and therefore, the driver of the vehicle feels annoyed or feels discomfort, and accordingly, the driver avoids using the driving operation evaluation apparatus 1, and a frequency, at which the driver uses the driving operation evaluation apparatus 1, decreases, and as a result, it becomes difficult to effectively encourage the driver to perform the model driving operation.
  • the predetermined number of times may be a predetermined constant number of times, or may be updated to the largest number of times among numbers of times the vehicle traveled on the possible intermediate routes RC, as required.
  • the number of times the vehicle traveled is limited to the number of times the vehicle traveled in a predetermined period up to the current time point. However, the predetermined period may be appropriately changed.
  • the route R and the intermediate route RC may be changed when the position of the office at which the driver works is changed due to job transfer, job change, or the like, or when the position of home is changed due to moving.
  • the evaluation section is automatically set to the changed intermediate route R. This makes it unnecessary for the driver to newly set the evaluation section.
  • it is possible to enhance convenience for the driver, and to increase the frequency at which the driver uses the driving operation evaluation apparatus 1. Accordingly, it is possible to further increase the degree of performance of the model driving operation.
  • the driving operation evaluation apparatus 1 in the first embodiment includes the notification portion 2g that provides the notification based on the result of the evaluation performed by the evaluation portion 2f. Therefore, it is possible to notify the driver of the result of the evaluation performed by the evaluation portion 2f thereby making the driver aware of the degree of performance of the model driving operation, and encouraging the driver to perform the model driving operation, while avoiding the situation where the driver feels annoyed or feels discomfort. Further, it is possible to encourage the driver to continue to use the driving operation evaluation apparatus 1, and to effectively encourage the driver to perform the model driving operation.
  • the notification portion 2g provides the notification on the ending route RE
  • the notification portion 2g finishes providing the notification before the vehicle reaches the destination. Therefore, it is possible to provide the notification to the driver, and to prevent the driver from feeling annoyed or feeling discomfort due to the time required to provide the notification. Thus, it is possible to increase the frequency at which the driver uses the driving operation evaluation apparatus 1. Accordingly, it is possible to more effectively encourage the driver to perform the model driving operation.
  • the notification portion 2g after the vehicle reaches the terminal end of the evaluation section, the notification portion 2g provides the notification.
  • the timing at which the provision of the notification starts is set so that the timing at which the time required to provide the notification including the result of the evaluation, the content of the evaluation, and the advice elapses after the provision of the notification starts, that is, the timing at which the provision of the notification ends is the same as the timing at which the vehicle passes the point immediately before the home. Accordingly, the notification is provided immediately before the driving operation ends, that is, when voice or an image for the notification is not likely to interfere with the safety of the driver. This also prevents the driver from feeling annoyed or feeling discomfort. Accordingly, it is possible to increase the frequency at which the driver uses the driving operation evaluation apparatus 1, and to more effectively encourage the driver to perform the model driving operation.
  • the partial route is the intermediate route RC obtained from excluding the starting route RS in the area from the departure point to the point at the first predetermined distance Dl from the departure point and the ending route RE in the area from the destination to the point at the second predetermined distance D2 from the destination, from the route R that connects the departure point to the destination. Therefore, it is possible to extract the intermediate route RC shared by the routes R whose starting routs RS or ending routes RE are different from each other, and to set the evaluation section to tho extracted intermediate route RC. Thus, the extracted intermediate route RC is effectively used.
  • the setting portion 2d sets the evaluation section to the intermediate route RC
  • the acquisition portion 2e acquires the travel information in the intermediate route RC, that is, the information regarding the travel of the vehicle on the intermediate route RC
  • the evaluation portion 2f evaluates the driver's degree of performance of the model driving operation, based on the travel information. Therefore, the travel information is acquired only in the intermediate route RC that is useful in the evaluation performed by the evaluation portion 2f.
  • each of the first predetermined distance Dl and the second predetermined distance D2 is set to a fixed value of 300 meters or approximately several hundreds of meters.
  • each of the first predetermined distance Dl and the second predetermined distance D2 may be set and updated based on the map information, as required.
  • a configuration, in which the retrieval portion 2a preferentially retrieves the route(s) R including the evaluation section that was already set, in order to increase the possibility that the driver traces the evaluation section during subsequent travel, is not employed.
  • FIG. 9 is a schematic diagram showing a driving operation evaluation apparatus according to a second embodiment o the invention.
  • the driving operation evaluation apparatus 1 in the second embodiment includes the car navigation ECU 2 provided in the vehicle.
  • the car navigation ECU 2 is connected to the GPS antenna 5, the yaw rate sensor 6, the receiver 7, the database 8, the display 9, and the speaker 10.
  • the car navigation ECU 2 is connected to the engine ECU 11, the brake ECU 12, and the EPS ECU 13 based on the communication standard of, for example, the CAN. Because the constituent elements connected to the car navigation ECU 2 in the second embodiment are the same as those shown in the first embodiment, the redundant description of the configuration and function of each constituent element will be omitted.
  • the car navigation ECU 2 includes the CPU, the ROM, the RAM, the data bus that connects them to each other, and the input/output interface.
  • the car navigation ECU 2 functions as the retrieval portion 2a, the indication portion 2b, the determination portion 2c, the setting portion 2d, the acquisition portion 2e, the evaluation portion 2f, and the notification portion 2g, which execute the same controls as described in the first embodiment according to programs stored in the ROM.
  • the car navigation ECU 2 functions as an updating portion 2h that executes a control described below.
  • the updating portion 2h of the car navigation ECU 2 updates the first predetermined distance Dl based on the departure point and the map information regarding an area around the departure point, which is stored in the database 8.
  • the updating portion 2h updates the second predetermined distance D2 based on the destination and the map information regarding an area around the destination.
  • a transition point described below is determined based on the link information included in the map information.
  • the transition point is a point at which a road in the residential area and a road connecting the residential area to an arterial road transition to the arterial road on the route R leading to the destination. Therefore, the updating portion 2h performs an updating process that sets the first predetermined distance Dl to a distance between the transition point and the home, as required.
  • a transition point is determined based on the link information included in the map information.
  • the transition point is a point at which the arterial road on the route R leading to the office transitions to a road near the office. Therefore, the updating portion 2h performs an updating process that sets the predetermined second distance D2 to a distance between the latter transition point and the office, as required. In the case where the departure point is the office and the destination is the home, the updating portion 2h performs similar updating processes.
  • the driving operation evaluation apparatus 1 in the second embodiment includes the retrieval portion 2a that retrieves the routes R. After the setting portion 2d sets the evaluation section, the retrieval portion 2a preferentially retrieves the route(s) including the evaluation section.
  • FIGS. 1OA and 1OB show a flowchart showing the control executed by the driving operation evaluation apparatus 1 according to the second embodiment.
  • the flowchart shown in FIGS. 1OA and 1OB is the same as the flowchart shown in FIGS. 8A and 8B, except that step S17 and step S18 are added, and step S4 is replaced by step S19. Therefore, description of the same steps will be omitted, and only the difference between the flowcharts in FIGS. 8A and 8B and FIGS. 1OA and 1OB will be described.
  • step S17 the determination portion 2c of the car navigation ECU 2 determines whether the evaluation section was already set in step S7 in an immediately preceding routine. If a negative determination is made, the routine proceeds to step S3, and the routes are retrieved in step S3. If an affirmative determination is made, the routine proceeds to step S18, and the route(s) including the evaluation section that was already set is (are) preferentially retrieved.
  • step S19 the updating portion 2h of the car navigation ECU 2 updates the first predetermined distance Dl and the second predetermined distance D2 in the database 8, based on the positions of the departure point and the destination in the current routine, and the map information.
  • the updating step in the driving operation evaluation method according to the invention is performed.
  • the driving operation evaluation apparatus 1 includes the updating portion 2h, and the updating portion 2h updates the first predetermined distance Dl and the second predetermined distance D2 based on the departure point and the destination in the current routine and the map information as required, the intermediate route RC is updated in accordance with the changes in the departure point and the destination, as required.
  • the updating portion 2h updates the first predetermined distance Dl and the second predetermined distance D2 based on the departure point and the destination in the current routine and the map information as required
  • the intermediate route RC is updated in accordance with the changes in the departure point and the destination, as required.
  • the result of the evaluation in the evaluation section and the content of the evaluation in the evaluation section are used only in the vehicle.
  • the results of the evaluation in a plurality of vehicles may be collected in a center located on a roadside.
  • a third embodiment relating to this configuration will be described.
  • FIG 11 is a schematic diagram showing a driving operation evaluation system according to a third embodiment of the invention.
  • FIG. 12 is a schematic diagram showing the configuration of a vehicle-side portion provided in the vehicle, in the driving operation evaluation system according to the third embodiment of the invention.
  • FIG. 13 is a schematic diagram showing a specific example of data in the driving operation evaluation system according to the third embodiment of the invention.
  • FIG 14 is a schematic diagram showing the configuration of a roadside portion provided on a roadside, in the driving operation evaluation system according to the third embodiment of the invention.
  • a driving operation evaluation system 21 in the third embodiment includes car navigation ECUs 2 provided in a plurality of vehicle; a server 3 provided in a center; and a base station 4.
  • the server 3 is connected to the base station 4 through a network.
  • the car navigation ECU 2 is connected to the base station through a network, and each car navigation ECU 2 communicates with the base station 4 connected to the network, via wireless or wired connection.
  • the network may be configured using wired connection such as the Public Switched Telephone Network (PSTN), the Integrated Services Digital Network, and optical fiber, or wireless connection such as a cellular phone network, the Personal Handy-phone System (PHS) network, a wireless LAN network, the Worldwide Interoperability for Microwave Access (WiMAX) network, a satellite phone, and a beacon.
  • PSTN Public Switched Telephone Network
  • Integrated Services Digital Network and optical fiber
  • wireless connection such as a cellular phone network, the Personal Handy-phone System (PHS) network, a wireless LAN network, the Worldwide Interoperability for Microwave Access (WiMAX) network, a satellite phone, and a beacon.
  • PSTN Public Switched Telephone Network
  • PHS Personal Handy-phone System
  • WiMAX Worldwide Interoperability for Microwave Access
  • the server 3 and the car navigation ECU 2 communicate with each other through the network in accordance with the Point-to-Point Protocol (PPP).
  • PPP establishes the data link between the server 3 and the car navigation ECU 2, and makes it possible to implement the Transmission Control Protocol/Internet Protocol (TCP/IP) that is an upper layer on the PPP, and the Hyper Text Transfer Protocol (HTTP) and the File Transfer Protocol (FTP) that are upper layers on the TCP/IP, and that use the TCP/IP.
  • TCP/IP Transmission Control Protocol/Internet Protocol
  • HTTP Hyper Text Transfer Protocol
  • FTP File Transfer Protocol
  • the PPP makes it possible to configure the Internet and a Wide Area Network (WAN), and to transmit data between the server 3 and the car navigation ECU 2.
  • WAN Wide Area Network
  • the car navigation ECU 2 provided in the vehicle will be described in detail with reference to FIG. 12. As shown in FIG 12, the car navigation ECU 2 is connected to the GPS antenna 5, the yaw rate sensor 6, the receiver 7, the database 8, the display 9, and the speaker 10.
  • the car navigation ECU 2 is connected to the engine ECU 11, the brake ECU 12, the EPS ECU 13, and a communication device 14 through the CAN.
  • the car navigation ECU 2 includes the CPU, the ROM, the RAM, the data bus that connects them to each other, and the input/output interface.
  • the car navigation ECU 2 functions as the retrieval portion 2a, the indication portion 2b, the determination portion 2c, the setting portion 2d, the acquisition portion 2e, the evaluation portion 2f, and the notification portion 2g, a transmission portion 2i, and a receiving portion 2j, which execute the same controls as described in the first embodiment, according to programs stored in the ROM.
  • the functions and configurations of the GPS antenna 5, the yaw rate sensor 6, the receiver 7, the database 8, and the display 9, the manner in which the retrieval portion 2a retrieves information, and the manner in which the indication portion 2b indicates information are the same as those in the first embodiment.
  • the functions and configurations of the engine ECU 11, the brake ECU 12, and the EPS ECU 13 are the same as those in the first embodiment.
  • the functions and configurations of the determination portion 2c, the setting portion 2d, the acquisition portion 2e, the evaluation portion 2f, and the notification portion 2g are the same as those in the first embodiment. Therefore, the redundant description will be omitted.
  • the transmission portion 2i of the car navigation ECU 2 transmits data as shown in FIG. 13 to the server 3 through the CAN and the communication device 14, and the base station 4 and the network.
  • the data includes the result of the evaluation on the degree of performance of the model driving operation, which was performed by the evaluation portion 2f in the evaluation section, the content of the evaluation, a time point at which the vehicle reached the terminal end of the evaluation section, a source ID set for each vehicle, a destination ID assigned to the server 3.
  • the server 3 in the center will be described in detail with reference to FIG. 14.
  • the server 3 includes a CPU 71, a main storage device 72, a storage device such as a Hard Disk Drive (HDD), an indication device 74, an input device 75, a drive device 76, and a communication device 77, which are connected to each other using a bus.
  • the server 3 functions as a collection portion 3a, an assigning portion 3b, a creation portion 3c, and a delivery portion 3d, which execute controls described below.
  • the CPU 71 provides various functions by reading programs such as an Operating System (OS) and applications from the storage device 73, and executing the OS and the applications. In addition, the CPU 71 controls processes executed by the server 3.
  • the main storage device 72 includes a RAM, and constitutes an operating region in which the OS, programs, and data, which are used by the server 3, are temporarily stored.
  • the storage device 73 includes a non-volatile memory such as the HDD and a flash memory.
  • the OS, programs, and the source ID set for each vehicle are stored in the storage device 73.
  • data which is received from the car navigations ECU 2 through the base station 4, the network, and the communication device 77, is accumulated in the storage device 73 as required.
  • the data accumulated in the storage device 73 includes the degree of performance of the model driving operation of each of a plurality of vehicles, which was evaluated in the evaluation section, as shown in FIG. 13.
  • Map information (road network data), which is the same as the map information for retrieval stored in the database 8 and used by the car navigation ECU 2, is stored in advance in the HDD included in the storage device 73.
  • the data is assigned to each link on the road network data, which matches the evaluation section, and the degree of performance of the model driving operation at each link is stored, and thus, a map showing the degree of performance of the model driving operation is created and stored.
  • a drawing is created on a display (not shown) such as a liquid-crystal display, for example, at predetermined resolution using a predetermined number of colors, in accordance with a command from the CPU 71 based on screen information indicated by the program.
  • a display such as a liquid-crystal display, for example, at predetermined resolution using a predetermined number of colors, in accordance with a command from the CPU 71 based on screen information indicated by the program.
  • GUI Graphical User Interface
  • the input device 75 includes a keyboard and a mouse, and is used to input various operation instructions.
  • the drive device 76 is configured so that a storage medium 78 is inserted in the drive device 76.
  • the drive device 76 reads data stored in the storage medium 78, and transmits the data to, for example, the main storage device 72.
  • the communication device 77 is an interface that is connected to the network such as the Internet and the LAN.
  • the communication device 77 includes a modem or an NIC.
  • the collection portion 3a of the server 3 receives the data transmitted by the transmission portion 2i of the above-described car navigation ECU 2 through the communication device 14, and the collection portion 3a collects and stores, in the storage device 73, the data including the degree of performance of the model driving operation in the evaluation section for each vehicle, in association with the link corresponding to the evaluation section.
  • the assigning portion 3b of the server 3 assigns the data to a sector corresponding to the link in the map information, which corresponds to the evaluation section, in the storage device 73.
  • the creation portion 3c of the server 3 creates the map for the intermediate route RC, based on the accumulated data.
  • the delivery portion 3d of the server 3 delivers map data including the created map to the car navigation ECUs 2 through the communication device 77, the network, the base station 4, and the communication device 14.
  • the receiving portion 2j of the car navigation ECU 2 receives the delivered map data, and stores the delivered map data in the database 8, and the indication portion 2b cause the display 9 to indicate the map at an appropriate timing.
  • FIGS. 15A and 15B show a flowchart showing a control executed in the vehicle-side portion provided in the vehicle, in the driving operation evaluation system 21 according to the third embodiment of the invention.
  • FIG. 16 is a flowchart showing a control executed in the roadside portion provided on a roadside, in the driving operation evaluation system 21 according to the third embodiment of the invention.
  • FIGS. 15A and 15B which shows the control executed by the car navigation ECU 2
  • step S20 is added.
  • the other steps, that is, steps Sl to S16 are the same as those in the flowchart in FIGS. 8A and 8B. Therefore, redundant description will be omitted.
  • the collection portion 3a of the server 3 receives the results of the evaluation in the evaluation sections from a plurality of vehicles.
  • the assigning portion 3b of the server 3 assigns the result of the evaluation in each evaluation section to the corresponding link in the map information in the server 3.
  • the creation portion 3c of the server 3 creates the above-described map that visually shows, in a graph or a table, the result of the evaluation assigned to each link.
  • the delivery portion 3d of the server 3 delivers the created map to the car navigation ECUs 2 in the vehicles.
  • step S21 in FIG. 16 the collection step in the driving operation evaluation method according to the invention is performed.
  • step S22 the assigning step is performed.
  • the map that should be delivered is delivered to the vehicles from which the data has been collected, and to vehicles from which data has not been collected. Thus, the map is shared by different vehicles.
  • the collection portion 3a is provided in the center located on the roadside, and the collection portion 3a collects the result of the evaluation on the degree of performance of the model driving operation of each vehicle in the evaluation section, from the evaluation portion 2f of the car navigation ECU 2 provided in the vehicle.
  • the degree of performance of the model driving operation of the vehicle is evaluated by the evaluation portion 2f based on the travel information acquired by the acquisition portion 2e.
  • the server 3 in the center located on the roadside, that is, the collection portion 3a collects the evaluated degrees of performance of the model driving operation of the plurality of vehicles.
  • the degrees of performance of the model driving operation in the evaluation sections are collected from the plurality of vehicles, and the degree of performance of the model driving operation in each evaluation section is calculated and stored in association with the evaluation section, and fed back to, that is, delivered to the car navigation ECUs 2 provided in the plurality of vehicles. Therefore, it is possible to make the drivers of the plurality of vehicles accurately aware of the degree of performance of the model driving operation in the evaluation section for each vehicle, thereby further increasing the degree of performance of the model driving operation.
  • the driving operation evaluation system 21 in the third embodiment includes the assigning portion 3b that assigns the evaluated and collected degree of performance of the model driving operation to the link in the map information provided in the center; and the delivery portion 3d that delivers the map showing the result of assignment. Therefore, it is possible to create the map showing the distribution of the evaluated degrees of performance of the model driving operation in the map information, based on the evaluated degrees of performance of the model driving operation collected from the plurality of different vehicles. Thus, it is possible to make the drivers of the plurality of vehicles aware of the degree of performance of the model driving operation in each evaluation section in an easier-to-understand manner.
  • the current position of the vehicle is acquired using the GPS antenna 5.
  • a cellular phone terminal may be used, as long as the current position of the vehicle can be acquired.
  • the current position of the vehicle may be acquired using road-to-vehicle communication.
  • a driving operation evaluation ECU that is used exclusively for evaluating the degree of performance of the model driving operation may be provided separately from the car navigation ECU 2.
  • the determination portion, the setting portion, the acquisition portion, the evaluation portion, the transmission portion, and the receiving portion are configured using the driving operation evaluation ECU, and the driving operation evaluation ECU is connected to a road-to-vehicle communication device, instead of the GPS antenna 5, the yaw rate sensor 6, and the EPS ECU 13.
  • the delivery portion 3d of the server 3 delivers the map created by the creation portion 3c of the server 3 to each vehicle through the network.
  • the map may be placed in the website in the Internet so that the driver of each vehicle is able to view the map at home.
  • the driving operation evaluation apparatus With the driving operation evaluation apparatus, the driving operation evaluation system, and the driving operation evaluation method according to the invention, it is possible to more effectively encourage the driver to perform the model driving operation including the fuel consumption reduction driving operation and the safe driving operation.
  • the driving operation evaluation apparatus, the driving operation evaluation system, and the driving operation evaluation method according to the invention are useful when applied to various vehicles such as a passenger vehicle, truck, and bus.

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  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Traffic Control Systems (AREA)
  • Navigation (AREA)

Abstract

L'invention concerne un dispositif d'évaluation de la conduite d'un véhicule, qui comprend une partie de détermination (2c) déterminant si un véhicule a parcouru un itinéraire partiel inclus dans un itinéraire reliant un point de départ à un point de destination, à une fréquence égale ou supérieure à une fréquence prédéterminée; une partie de réglage (2d) qui règle une partie d'évaluation par rapport à l'itinéraire partiel si la partie de détermination produit un résultat positif; une partie d'acquisition (2e) qui acquiert des données de déplacement relatives au déplacement du véhicule dans la partie d'évaluation; et une partie d'évaluation (2f) qui met en œuvre une évaluation concernant le degré d'efficacité d'une opération de conduite modèle du véhicule, sur la base des données de déplacement.
PCT/IB2010/001240 2009-05-27 2010-05-26 Dispositif, système et procédé d'évaluation de la conduite d'un véhicule WO2010136878A1 (fr)

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