JP2010042715A - Drive assistant device - Google Patents

Abstract

The convenience of a vehicle is improved for each driver.
A driving support apparatus 10 includes a control information acquisition unit 41 that acquires control information related to vehicle control by a driver's operation, a date information acquisition unit 43 that acquires date information related to the date and time when vehicle control is performed, A position information acquisition unit 42 that acquires vehicle position information, a storage unit 44 that stores control information, date and time information, and position information in association with each other, and position information and position information acquisition unit 42 that are stored in the storage unit 44. When the position information of the new final arrival point acquired by the above is substantially the same, the date / time information for the control information corresponding to the position information stored in the storage unit 44 corresponds to the position information of the new final arrival point The update control unit 49 that updates the control information with the date / time information, the date / time information stored in the storage unit 44, and the control information corresponding to the date / time information depend on the operation of the operator. Automatically performs vehicle control to and a vehicle control unit 51.
[Selection] Figure 1

Description

  The present invention relates to a driving support device.

2. Description of the Related Art Conventionally, for example, a device that learns a manual setting value by an operator's manual setting and changes a control characteristic of an air conditioner according to a season according to a learning result is known (for example, see Patent Document 1).
JP-A-6-122316

By the way, in the apparatus according to an example of the above-described prior art, the control characteristics are simply changed based on each season, that is, a fixed period (time), and in learning, a predetermined operation is simply performed. Data of control characteristics is only accumulated from the frequency and the tendency of the control state at the time of a predetermined operation, and the behavior pattern that is repeated daily for each driver in a relatively long time range is reflected in the vehicle control. Thus, it is desired to improve the convenience of the vehicle for each driver.
The present invention has been made in view of the above circumstances, and an object thereof is to provide a driving support device capable of improving the convenience of a vehicle for each driver.

  In order to solve the above problems and achieve the object, the driving support apparatus according to the first aspect of the present invention is a control information acquisition unit (for example, an embodiment) that acquires control information related to vehicle control by a driver's operation. Control information acquisition unit 41), date / time information acquisition means (for example, date / time information acquisition unit 43 in the embodiment) for acquiring date / time information on the date and time when the vehicle control was executed, and vehicle position information acquisition Position information acquisition means (for example, position information acquisition unit 42 in the embodiment), the control information, the date and time information for the control information, and the position of the vehicle's final destination acquired by the position information acquisition means The first storage unit (for example, the storage unit 44 in the embodiment) that stores information in association with each other, the position information stored in the first storage unit, and the position information acquisition unit. When the position information of the new final arrival point is substantially the same, the date and time information for the control information corresponding to the position information stored in the first storage means is used as the new final arrival point. Update means for updating the control information corresponding to the position information with the date and time information (for example, the update control unit 49 in the embodiment) and the date and time information stored in the first storage means And control means (for example, the vehicle control unit 51 in the embodiment) that automatically performs the vehicle control in accordance with the control information corresponding to the date and time information, without depending on the operation of the operator. Prepare.

  Furthermore, in the driving support apparatus according to the second aspect of the present invention, the control means includes, among the date and time information stored in the first storage means, the number of updates by the update means is a predetermined first threshold value or more. The vehicle control is automatically performed according to the control information corresponding to the date and time information.

  Further, in the driving support apparatus according to the third aspect of the present invention, the second storage means (for example, the model data storage unit 45 in the embodiment) stores the control information according to the driving mode and the initial information of the date and time information. ) And the initial information stored in the second storage means, the control information acquired by the control information acquisition means, and the date information acquired by the date information acquisition means are substantially the same. Determination means (for example, the information determination unit 48 in the embodiment), and the control means includes the initial information by the determination means among the date and time information stored in the first storage means. The date that is substantially the same as the date and time information determined to be substantially the same and the number of updates updated by the updating means is equal to or greater than a predetermined second threshold smaller than the predetermined first threshold. Information, automatically performing the vehicle control according to the control information corresponding to.

  Furthermore, the driving support apparatus according to the fourth aspect of the present invention is the control information stored in the first storage means and the position information of the final destination of the new vehicle acquired by the position information acquisition means. A third storage for storing the position information of the new final arrival point, the control information corresponding to the position information, and the date / time information corresponding to the control information when the position information corresponding to the position information is different Means (for example, the change storage unit 46 in the embodiment), the position information stored in the third storage means, and the position of the other new final arrival point acquired by the position information acquisition means When the information is substantially the same, the date and time information for the control information corresponding to the position information stored in the third storage means corresponds to the position information of the other new final arrival point. Of the update means for updating that is updated with the date and time information for the control information, and the date and time information stored in the third storage means, the number of updates by the update means for change is a predetermined third threshold value or more. Change means for changing the position information, the control information, and the date information stored in the first storage means according to the control information and the position information corresponding to the date information (for example, update in the embodiment) The control unit 49 also serves as).

  According to the driving support apparatus according to the first aspect of the present invention, the vehicle control information, the date information and the position information are stored in association with each other, thereby driving on the real time axis in a relatively long time range. It is possible to accumulate data on behavior patterns that are repeated daily for each person. Furthermore, by updating the stored date and time information according to the position information, the reliability of the data can be improved, and the behavior pattern that is repeated daily for each driver can be appropriately reflected in the vehicle control. The convenience of the vehicle can be improved for each driver.

  According to the driving support apparatus according to the second aspect of the present invention, vehicle control is automatically performed according to control information corresponding to date and time information whose number of updates is equal to or greater than a predetermined first threshold value. Thus, the reliability when reflecting the repeated behavior pattern in the vehicle control can be further improved.

  According to the driving support apparatus according to the third aspect of the present invention, the update count is smaller than the predetermined first threshold for date information that is substantially the same as the initial information of the control information and date information stored in advance. Since vehicle control is automatically performed according to the control information corresponding to the date and time information even if it is greater than or equal to the predetermined second threshold, the vehicle behavior can be controlled on a daily basis for each driver by effectively using the initial information. The timing for appropriately reflecting the vehicle can be advanced, and the convenience of the vehicle can be further improved.

  According to the driving support apparatus according to the fourth aspect of the present invention, the appropriate storage information is stored in the first storage means due to, for example, a change in the daily behavior of the driver. If position information different from the current position information is acquired, the position information stored in the first storage means when the number of updates of the date / time information corresponding to the position information is equal to or greater than a predetermined third threshold value. By changing the date and time information, appropriate vehicle control can be automatically executed, and the convenience of the vehicle can be further improved.

Hereinafter, a driving support device according to an embodiment of the present invention will be described with reference to the accompanying drawings.
A driving support device 10 according to the present embodiment is mounted on a vehicle, and as shown in FIG. 1, for example, a control device (ECU) configured by an electronic circuit including a vehicle state sensor 11, an in-vehicle device 12, a CPU, and the like. 13.

  The vehicle state sensor 11 includes, for example, a positioning signal receiver 21 that receives a positioning signal such as a GPS (Global Positioning System) signal for measuring the position of the host vehicle using an artificial satellite as vehicle information of the host vehicle. A yaw rate sensor 22 for detecting the yaw rate of the host vehicle, a speed sensor 23 for detecting the speed (vehicle speed) of the host vehicle, a current sensor 24 for detecting the current of a battery (not shown) mounted on the vehicle, and a voltage are detected. A voltage sensor 25 that detects the temperature, a temperature sensor 26 that detects the temperature, sensors (not shown) that detect the outside air temperature and the cabin temperature, and sensors (not shown) that detect various state quantities related to the operating state of the internal combustion engine. And so on.

The in-vehicle device 12 includes various devices such as a navigation device 31, an air conditioner 32, an acoustic device 33, and a broadcast receiver (not shown).
The navigation device 13 executes map matching processing based on the current position of the host vehicle and map data stored in advance, and performs route search for a destination set in accordance with, for example, an input operation by the operator. Processing such as route guidance is executed, and a control command for instructing operations of a display device (not shown) and a speaker (not shown) is output.
The air conditioner 32 adjusts the air in the passenger compartment.
The acoustic device 33 performs acoustic adjustment in the vehicle interior.

  The control device (ECU) 13 includes, for example, a control information acquisition unit 41, a position information acquisition unit 42, a date and time information acquisition unit 43, a storage unit 44, a model data storage unit 45, a change storage unit 46, a position An information determination unit 47, an information determination unit 48, an update control unit 49, an authentication information acquisition unit 50, and a vehicle control unit 51 are provided.

  The control information acquisition unit 41 is control information related to vehicle control by a driver's operation, for example, an internal combustion engine (not shown), an air conditioner 32, an acoustic device 33, a broadcast receiver, a defroster (not shown), an anti-theft device (not shown). ), Etc., to acquire information such as starting and operating state setting and stopping of various devices mounted on the vehicle.

  The position information acquisition unit 42 is a control information acquisition unit, for example, by a positioning signal received by the positioning signal receiver 21 or by an autonomous navigation calculation process based on a vehicle state quantity detected by the speed sensor 23 and the yaw rate sensor 22. The position of the own vehicle when the vehicle control related to the control information acquired by the vehicle 41 is executed, particularly the final arrival point of the own vehicle in a behavior pattern that is routinely repeated for each driver (for example, work at the time of commuting Get home, school, home when you get home).

  The date / time information acquisition unit 43 acquires date / time information when vehicle control related to the control information acquired by the control information acquisition unit 41 is executed, for example, from a clock (not shown).

  The storage unit 44 stores the control information acquired by the control information acquisition unit 41, the position information acquired by the position information acquisition unit 42, and the date / time information acquired by the date / time information acquisition unit 43 for each driver. Among these control information, position information, and date / time information, in particular, the position information determined by the position information determination unit 47 to be substantially the same as the position information already stored in the storage unit 44, and this Control information and date / time information corresponding to the position information are stored.

  For example, as shown in FIG. 2, date / time information consisting of start time and stop time in one day averaged for each day of the week for each month of the year as engine control control information. Are stored in the storage unit 44 in association with position information (not shown) of the positions where the engine is started and stopped.

Note that the determination threshold value for determining whether or not the position information is substantially the same is a value corresponding to each position information. For example, it is determined that the position information is approximately the same within 10 m for a residential facility. For example, for commercial facilities, it is determined to be substantially the same within 100 m.
The determination threshold for determining whether the date and time information is substantially the same is a value corresponding to the date and time information and the corresponding control information, for example, about 10 minutes for the start time of the vehicle Are determined to be substantially the same.

  Further, in the storage unit 44, as in the data a shown in FIG. 2, for example, control information indicating engine start-up and date / time information including engine start-up time are stored in the storage unit 44. If the position information acquired by the position information acquisition unit 42 corresponding to the control information and date / time information is different from the position information already stored in the storage unit 44, the storage information is stored. Not to be.

The model data storage unit 45 stores control information and initial information of date and time information according to the driving mode of the vehicle in which a general usage state of the vehicle is predicted. Here, as a model of the driving mode of the vehicle, for example, commuting, attending school, picking up a child, shopping, etc. are assumed.
The change storage unit 46 associates the control information acquired by the control information acquisition unit 41 with the position information acquired by the position information acquisition unit 42 and the date information acquired by the date information acquisition unit 43 for each driver. Among these control information, position information, and date / time information, in particular, the position information determined by the position information determination unit 47 to be different from the position information already stored in the storage unit 44, and this position Control information and date / time information corresponding to the information is stored.

  For example, as in the data a shown in FIG. 2, even when the control information indicating the engine start and the date and time information including the engine start time are substantially the same as the pieces of information already stored in the storage unit 44, Since the position information acquired by the position information acquisition unit 42 corresponding to these control information and date and time information is different from the position information already stored in the storage unit 44, each information not stored in the storage unit 44 is It is stored in the change storage unit 46.

  The position information determination unit 47 corresponds to the control information acquired by the control information acquisition unit 41, the position information acquired by the position information acquisition unit 42 (for example, the position information of the new final destination), and the storage unit It is determined whether or not the position information stored in 44 is substantially the same, and the determination result is output to the update control unit 49.

  In addition, the position information determination unit 47 corresponds to the control information acquired by the control information acquisition unit 41, and among the position information acquired by the position information acquisition unit 42, the position information already stored in the storage unit 44. It is determined whether or not the position information determined to be different from the position information stored in the change storage unit 46 is substantially the same, and the determination result is output to the update control unit 49.

The information determination unit 48 stores the control information acquired by the control information acquisition unit 41 and the date / time information acquired by the date / time information acquisition unit 43 corresponding to the control information in the model data storage unit 45. It is determined whether the initial information of the control information and date / time information is substantially the same.
Further, the information determination unit 48 determines whether each piece of information determined to be substantially the same as the initial information stored in the model data storage unit 45 and each piece of information that is substantially the same are already stored in the storage unit 44. Determine whether.

The update control unit 49 is acquired by the position information acquisition unit 42 corresponding to the control information acquired by the control information acquisition unit 41 for each driver corresponding to the authentication information output from the authentication information acquisition unit 50. Of the position information, the date and time information acquired by the date and time information acquisition unit 43 corresponding to the position information determined to be substantially the same as the position information already stored in the storage unit 44 is stored in the storage unit 44. Date / time information is updated, and the number of updates of date / time information is stored for each combination of control information, position information, and date / time information updated as needed.
Then, it is determined whether or not the number of times of updating is equal to or greater than a predetermined first threshold value. If the number of times of updating is equal to or greater than the predetermined first threshold value, it is permitted to automatically perform vehicle control according to corresponding control information. To do.

  In addition, the update control unit 49 corresponds to the control information acquired by the control information acquisition unit 41, and among the position information acquired by the position information acquisition unit 42, the update information is already stored in the storage unit 44. The information determination unit 48 determines that the date and time information acquired by the date and time information acquisition unit 43 corresponding to the position information determined to be substantially the same as the initial information stored in the model data storage unit 45. When it is determined, it is determined whether or not the number of updates of the date / time information stored in the storage unit 44 based on the date / time information is equal to or greater than a predetermined second threshold smaller than the predetermined first threshold. When the value is equal to or greater than the predetermined second threshold, the vehicle control according to the corresponding control information is automatically performed.

  Further, the update control unit 49 is acquired by the position information acquisition unit 42 corresponding to the control information acquired by the control information acquisition unit 41 for each driver corresponding to the authentication information output from the authentication information acquisition unit 50. Position information determined to be different from the position information already stored in the storage unit 44 and determined to be substantially the same as the position information stored in the change storage unit 46. In response to the date and time information acquired by the date and time information acquisition unit 43, the date and time information stored in the change storage unit 46 is updated, and for each combination of control information and position information and date and time information updated as needed. The date / time information update count is stored.

  Then, it is determined whether or not the number of updates is greater than or equal to a predetermined third threshold. If the number of updates is greater than or equal to the predetermined third threshold, a combination of corresponding control information, date / time information, and position information (that is, a change memory) Each information stored in the unit 46) is stored in at least the change storage unit 46 among the information stored in the corresponding storage unit 44 (that is, among the combinations of control information, date information, and position information). Each information stored in the storage unit 44 is changed by replacing the control information substantially the same as the control information being stored and a combination including position information different from the position information stored in the change storage unit 46) To do.

  The predetermined first threshold value, the predetermined second threshold value, and the predetermined third threshold value with respect to the number of updates are, for example, values corresponding to each control information. For example, the predetermined first threshold value is 5 for the vehicle activation time. The predetermined second threshold is 2 times, the predetermined third threshold is 3 times, and the like.

  The authentication information acquisition unit 50 acquires authentication information for specifying the driver by various authentication operations or an input operation by the operator to a selection switch (not shown).

  For each driver corresponding to the authentication information output from the authentication information acquisition unit 50, the vehicle control unit 51 responds to the control information among the combinations of the control information, date information, and position information stored in the storage unit 44. The vehicle control is automatically performed without depending on the driver's operation in accordance with each piece of information permitted by the update control unit 49 to automatically perform the vehicle control.

  For example, when the start time of the internal combustion engine is made customary within a day, such as commuting or commuting (that is, the number of updates of date and time information is greater than or equal to a predetermined first threshold or predetermined second When the internal combustion engine is started by the driver, the internal combustion engine is started in advance, the air conditioner 32 is started to perform ventilation in the vehicle, or the place of work or school Get traffic information of the route to.

  In addition, the vehicle control unit 51 operates the air conditioner 32 according to the operating tendency of the air conditioner 32 for each driver according to, for example, changes in temperature and humidity, based on the time axis of the day and the year. The state is controlled, and the operation of a predetermined device at a specific time, for example, the freezing and thawing of the vehicle glass by a defroster (not shown) is controlled in the morning of winter.

  Furthermore, the vehicle control unit 51, for example, when the time to reach the final destination such as a work or commuting destination at the time of commuting, a home when returning home, and the stop period of the vehicle are made customary in one day (that is, When the date / time information update count is greater than or equal to a predetermined first threshold value or greater than or equal to a predetermined second threshold value), the predetermined device is configured to reduce power consumption in the vehicle over the customary vehicle stop period. Is turned off (for example, extinguishment of the lighting body in the lighting state) or reduced (for example, reduction in reception sensitivity of the antenna with respect to a radio communication signal for controlling unlocking and locking of the vehicle door). In addition, over the vehicle stop period, for example, energization of a predetermined device is started (for example, activation of a theft prevention device in a stopped state) so as to improve the crime prevention property of the vehicle.

  In addition, the vehicle control unit 51 is customary to operate predetermined equipment (for example, reception of a predetermined broadcast at a specific time and day of the week) in addition to the driving period of the vehicle, such as when commuting, going to school, or going home. If the date / time information is updated (that is, if the number of times the date and time information is updated is equal to or greater than the predetermined first threshold value or equal to or greater than the predetermined second threshold value), the operation of the predetermined device is automatically controlled.

  The driving support device 10 according to the present embodiment has the above-described configuration. Next, the operation of the driving support device 10 will be described.

First, for example, in step S01 shown in FIG. 3, the control information acquired by the control information acquisition unit 41 and the date information and position information acquisition unit 42 acquired by the date information acquisition unit 43 corresponding to the control information. Acquire the acquired position information.
In step S02, the position information acquired by the position information acquisition unit 42 and the position information already stored in the storage unit 44 are substantially the same as the control information acquired by the control information acquisition unit 41. It is determined whether or not.
If this determination is “NO”, the flow proceeds to step S 08 described later.
On the other hand, if the determination is “YES”, the flow proceeds to step S03.
In step S03, the position information acquired by the position information acquisition unit 42 corresponding to the control information acquired by the control information acquisition unit 41 is abbreviated as position information already stored in the storage unit 44. The date and time information stored in the storage unit 44 is updated with the date and time information acquired by the date and time information acquiring unit 43 corresponding to the position information determined to be the same.

Then, in step S04, corresponding to the control information acquired by the control information acquisition unit 41, the position information already acquired by the storage unit 44 among the position information acquired by the position information acquisition unit 42 is abbreviated. It is determined whether the date / time information acquired by the date / time information acquisition unit 43 corresponding to the position information determined to be the same and the date / time information stored in the model data storage unit 45 are substantially the same. .
If this determination is “NO”, the flow proceeds to step S 05.
On the other hand, if this determination is “YES”, the flow proceeds to step S07.

Then, in step S05, corresponding to the control information acquired by the control information acquisition unit 41, the position information already acquired by the storage unit 44 among the position information acquired by the position information acquisition unit 42 is abbreviated. Whether or not the number of updates of the date / time information stored in the storage unit 44 by the date / time information acquired by the date / time information acquisition unit 43 corresponding to the position information determined to be the same is equal to or greater than a predetermined first threshold value. Determine.
If this determination is “YES”, the flow proceeds to step S 06, and in this step S 06, automatic execution of vehicle control according to the corresponding control information is permitted, the flow proceeds to the end, and the processing is terminated.
On the other hand, if this determination is “NO”, the flow proceeds to the end, and the process ends.

Further, in step S07, the position information acquired by the position information acquisition unit 42 corresponding to the control information acquired by the control information acquisition unit 41 is abbreviated as the position information already stored in the storage unit 44. The number of updates of the date / time information stored in the storage unit 44 based on the date / time information acquired by the date / time information acquisition unit 43 corresponding to the position information determined to be the same is smaller than the predetermined first threshold value. It is determined whether or not the threshold value is exceeded.
If this determination is “YES”, the flow proceeds to step S 06.
On the other hand, if this determination is “NO”, the flow proceeds to the end, and the process ends.

In step S08, the position information acquired by the position information acquisition unit 42 and the position information already stored in the change storage unit 46 correspond to the control information acquired by the control information acquisition unit 41. It is determined whether or not they are substantially the same.
If this determination is “NO”, the flow proceeds to step S 12 described later.
On the other hand, if this determination is “YES”, the flow proceeds to step S 09.
In step S09, the position information already stored in the change storage unit 46 among the position information acquired by the position information acquisition unit 42 corresponding to the control information acquired by the control information acquisition unit 41. The date and time information stored in the change storage unit 46 is updated with the date and time information acquired by the date and time information acquisition unit 43 corresponding to the position information determined to be substantially the same.

And in step S10, among the positional information acquired by the positional information acquisition part 42 corresponding to the control information acquired by the control information acquisition part 41, the positional information already stored in the change storage part 46 The number of updates of the date / time information stored in the change storage unit 46 based on the date / time information acquired by the date / time information acquisition unit 43 corresponding to the position information determined to be substantially the same as or greater than the predetermined third threshold value It is determined whether or not there is.
If this determination is “YES”, the flow proceeds to step S 11, and in this step S 11, the combination of the corresponding control information, date information, and position information (that is, each information stored in the change storage unit 46). Therefore, at least the control information substantially the same as the control information stored in the change storage unit 46 among the information stored in the corresponding storage unit 44 (that is, the combination of the control information, the date information, and the position information) And the combination of the position information stored in the change storage unit 46 and the position information different from the position information), the information stored in the storage unit 44 is changed, the process proceeds to the end, and the process ends. .
On the other hand, if this determination is “NO”, the flow proceeds to the end, and the process ends.

  In step S12, the control information acquired by the control information acquisition unit 41, the position information acquired by the position information acquisition unit 42, and the date information acquired by the date information acquisition unit 43 are stored in the change storage unit 46. Store, proceed to end, and end processing.

  As described above, according to the driving support device 10 according to the present embodiment, the vehicle control information, the date information, and the position information are stored in association with each other, thereby realizing a real time axis in a relatively long time range. In the above, it is possible to accumulate data of behavior patterns that are repeated daily for each driver. Furthermore, by updating the stored date and time information according to the position information, the reliability of the data can be improved, and the behavior pattern that is repeated daily for each driver can be appropriately reflected in the vehicle control. The convenience of the vehicle can be improved for each driver.

Moreover, since the vehicle control is automatically performed according to the control information corresponding to the date and time information whose number of updates in the storage unit 44 is equal to or greater than the predetermined first threshold, the behavior pattern that is repeated daily for each driver is The reliability at the time of reflecting in control can be further improved.
For date and time information that is substantially the same as the initial information of the control information and date and time information stored in advance in the model data storage unit 45, the number of updates in the storage unit 44 is smaller than a predetermined first threshold value. Even if it is two or more thresholds, automatic execution of vehicle control according to the control information corresponding to the date and time information is permitted. The timing for appropriately reflecting the control can be advanced, and the convenience of the vehicle can be further improved.

  In addition, when position information different from the position information stored in the storage unit 44 is acquired for appropriate control information due to, for example, a change in the daily behavior of the driver, etc. Stores the position information, control information and date / time information corresponding to the position information in the change storage unit 46, and the number of updates of the date / time information in the change storage unit 46 is equal to or greater than a predetermined third threshold value. At this time, by replacing each piece of information stored in the storage unit 44, appropriate vehicle control can be automatically executed, and the convenience of the vehicle can be further improved.

  In the above-described embodiment, the predetermined first threshold value, the predetermined second threshold value, and the predetermined third threshold value may be different values depending on the corresponding control information and date / time information, and for each driver. .

  In the above-described embodiment, the vehicle control unit 51 performs automatic vehicle control in accordance with the execution permission by the update control unit 49. However, the present invention is not limited to this. When executing the start or increasing the energization amount, the execution of the vehicle control may be stopped or changed according to the power storage state of a power storage device such as a battery as a power source.

  In the above-described embodiment, the update control unit 49 is stored in the change storage unit 46 when the number of updates in the change storage unit 46 by each piece of acquired information is equal to or greater than a predetermined third threshold. Although each information stored in the storage unit 44 is replaced by each information, the present invention is not limited to this. For example, information that the acquired information is substantially the same as the initial information stored in the model data storage unit 45. If it is determined by the determination unit 48, if the number of updates in the change storage unit 46 by each piece of acquired information is equal to or greater than a predetermined fourth threshold value that is smaller than the predetermined third threshold value, the change storage unit 46 Each piece of information stored in the storage unit 44 may be replaced with each piece of stored information.

  In the above-described embodiment, the update control unit 49 includes, for example, control information and date / time information among the pieces of information stored in the change storage unit 46 (that is, combinations of control information, date / time information, and position information). Each piece of information in which the number of updates over a predetermined period according to the above is less than a predetermined value according to control information, date information, etc. may be deleted at a predetermined timing according to control information, date information, etc.

  In the above-described embodiment, for example, the updating of information in each storage unit 44, 46 is stopped or the information stored in each storage unit 44, 46 is erased by an input operation by an operator or the like. An operation switch (not shown) or the like that prohibits automatic vehicle control by the vehicle control unit 51 may be provided.

It is a block diagram of the driving assistance device which concerns on one Embodiment of this invention. It is a figure which shows an example of each information memorize | stored in the memory | storage part of the driving assistance device which concerns on one Embodiment of this invention. It is a flowchart which shows operation | movement of the driving assistance apparatus which concerns on one Embodiment of this invention.

Explanation of symbols

10 Driving support device 41 Control information acquisition part (control information acquisition means)
42 position information acquisition unit (position information acquisition means)
43 Date / Time Information Acquisition Unit (Date / Time Information Acquisition Unit)
44 storage unit (first storage means)
45 Model data storage unit (second storage means)
46 Change storage section (third storage means)
48 Information determination part (determination means)
49 Update control unit (update means, change means)
51 Vehicle control unit (control means)

Claims (4)

Control information acquisition means for acquiring control information related to vehicle control by the operation of the driver;
Date and time information acquisition means for acquiring date and time information related to the date and time when the vehicle control was executed;
Position information acquisition means for acquiring vehicle position information;
First storage means for storing the control information, the date / time information for the control information, and the position information of the final arrival point of the vehicle acquired by the position information acquisition means in association with each other;
When the position information stored in the first storage means and the position information of the new final arrival point acquired by the position information acquisition means are substantially the same, the position information is stored in the first storage means. Updating means for updating the date and time information for the control information corresponding to the position information with the date and time information for the control information corresponding to the position information of the new final arrival point;
Control for automatically performing the vehicle control on the basis of the date / time information stored in the first storage means, in accordance with the control information corresponding to the date / time information, without depending on the operation of the operator. And a driving support device. The control means includes the vehicle according to the control information corresponding to the date and time information whose number of updates by the update means is greater than or equal to a predetermined first threshold among the date and time information stored in the first storage means. The driving support device according to claim 1, wherein the control is automatically performed. Second storage means for storing initial information of the control information and the date and time information according to an operation mode;
Determining whether the initial information stored in the second storage means is substantially the same as the control information acquired by the control information acquisition means and the date information acquired by the date information acquisition means Determination means to perform,
The control means is substantially the same as the date / time information determined by the determination means to be substantially the same as the initial information among the date / time information stored in the first storage means, and is updated by the update means. The vehicle control is automatically performed according to the control information corresponding to the date and time information whose number of updates being updated is equal to or greater than a predetermined second threshold value that is smaller than the predetermined first threshold value. The driving support apparatus according to 2. When the position information corresponding to the control information stored in the first storage means is different from the position information of the final arrival point of the new vehicle acquired by the position information acquisition means, the new information Third storage means for storing the position information of the final destination, the control information corresponding to the position information, and the date / time information for the control information in association with each other;
When the position information stored in the third storage means and the position information of another new final arrival point acquired by the position information acquisition means are substantially the same, the position information is stored in the third storage means. Updating means for updating the date and time information for the control information corresponding to the position information being updated with the date and time information for the control information corresponding to the position information of the other new final arrival point;
Of the date / time information stored in the third storage means, the control information and the position information corresponding to the date / time information whose number of updates by the update-for-change means is equal to or greater than a predetermined third threshold, 4. The driving support apparatus according to claim 1, further comprising a changing unit that changes the position information, the control information, and the date / time information stored in one storage unit. 5. .

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