JPH11271080A - Navigation device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a navigation device for easily setting a destination. SOLUTION: Facility information related with plural facilities existing on a map information is preliminarily recorded in a CD-ROM 21. Also, a desired facility is retrieved from the facility information preliminarily recorded in the CD-ROM 21 through a CD-ROM driver 23 by a controller 31, and the position information of the retrieved facility is stored in a RAM 37. Moreover, the destination is stored in a secondary storage device 39 set in the past. At that time, the controller 31 compares the parking position when the position-measured vehicle parks with the facility position preliminarily stored in the RAM 37, and when the parking position is close to the facility position, the facility is stored in the secondary storage device 39 as the destination.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a navigation device for displaying the position of a destination on map information when a vehicle approaches a previously set destination.

[0002]

2. Description of the Related Art As a conventional navigation device, a vehicle control device described in Japanese Patent Application Laid-Open No. Hei 9-134496 is known. The vehicle control device stores past travel pattern data including a departure place, a departure time, and a destination, and infers a destination from past travel pattern data based on the departure place and the departure time detected before traveling. Then, a travel route from the departure point to the destination is obtained by searching the route from the map data, and the destination is set by analogy with the past travel pattern data without the user specifying the destination. This has the advantage that the traveling route can be easily obtained. It is also conceivable that the facility existing near the position where the vehicle is parked is stored as the destination.

Further, as a conventional navigation device, a navigation device provided with a point registration key in an operation unit is known. This navigation device stores the position information at the time when the point registration key is pressed, and sets the destination as the next time when going to this point, thereby searching for a traveling route from the current position to the destination. To display the traveling route on the map information.

[0004]

However, in the conventional vehicle control device, if the destination is not registered in the past traveling pattern data, the destination cannot be inferred. There was a problem that the route could not be obtained. Further, when a facility existing near the position where the vehicle is parked is stored as the destination, when a plurality of facilities exist near the parked position, it is difficult to determine which facility should be recorded. Therefore, there is a problem that the configuration is required to store all of the facilities, and the storage capacity is increased.

Further, in the conventional navigation device, since the position information at the time when the point registration key is pressed is temporarily stored, a point mark is displayed on the map information to recall the position information. There is a problem in that the user is required to make a selection after making the user perform a complicated operation. The present invention has been made in view of the above, and has as its object to provide a navigation device that can easily set a destination.

[0006]

According to the first aspect of the present invention,
In order to solve the above problems, map information recording means for pre-recording map information, facility information recording means for pre-recording facility information on a plurality of facilities existing on the map information of the map information recording means, Facility information searching means for searching for a desired facility from the facility information recorded in the recording means, facility position storing means for storing position information of the searched facility, and a purpose of storing a previously set destination Ground storage means, and a positioning means for positioning the current position of the vehicle, wherein the parking position when the vehicle positioned by the positioning means is parked is compared with the facility position stored in the facility position storage means. The gist of the present invention is to include a control unit that controls to store the facility as a destination in the destination storage unit when the parking position becomes close to the facility position.

According to a second aspect of the present invention, there is provided a map information recording means for recording map information in advance,
Facility information recording means for pre-recording facility information including telephone numbers relating to a plurality of facilities existing on the map information of the map information recording means, and a telephone capable of outputting the telephone number of the other party at the time of calling or receiving, Facility information search means for searching for a facility corresponding to a telephone number output from the telephone from facility information recorded in the facility information recording means, and facility location storage means for storing location information of the searched facility; A destination storage means for storing a destination set in the past, and a positioning means for positioning the current position of the vehicle, a parking position when the vehicle positioned by the positioning means is parked,
Control means for comparing facility locations stored in the facility location storage means, and controlling to store the facility as a destination in the destination storage means when the parking position is near the facility location; The gist is to provide

According to a third aspect of the present invention, in order to solve the above-mentioned problems, the control means may be arranged so that the distance from the parking position of the vehicle to the facility position stored in the facility position storage means is within a predetermined distance. The gist is to judge the facility location as the destination.

According to a fourth aspect of the present invention, in order to solve the above problem, the facility information retrieving means includes a voice recognizing means for recognizing an instruction of a desired facility by voice information.

[0010]

According to the present invention, map information is recorded in advance, and facility information on a plurality of facilities existing on the recorded map information is recorded in advance. Also, a desired facility is searched from the facility information recorded in advance, and the position information of the searched facility is stored. Further, the destination set in the past is stored. Here, the current position of the vehicle is measured, and the parking position at the time of parking the measured vehicle is compared with the facility position stored in advance.If the parking position is near the facility position, By controlling the facility to be stored as the destination, the destination can be easily set. As a result, when the vehicle approaches the previously set destination, the position of the destination is determined. Can be displayed over the map information. Therefore, the facility desired by the user can be displayed according to the traveling position.

According to the second aspect of the present invention, map information is recorded in advance, and facility information including telephone numbers of a plurality of facilities existing on the recorded map information is recorded in advance. Keep it. Here, a telephone capable of outputting the telephone number of the other party at the time of outgoing or incoming call is prepared, and a facility corresponding to the telephone number output from the telephone is searched from pre-recorded facility information. The location information of the facility is stored. The destination set in the past is stored. Here, the current position of the vehicle is measured, and the parking position when the measured vehicle is parked is compared with the facility position stored in advance.If the parking position is close to the facility position, By controlling the facility to be stored as the destination, the destination can be easily set. As a result, when the vehicle approaches the previously set destination, the position of the destination is determined. Can be displayed over the map information. Therefore, the facility desired by the user can be displayed according to the traveling position.

According to the present invention, when the distance from the parking position of the vehicle to the stored facility position is within a predetermined distance, the facility position is determined as the destination. It is possible to easily determine a destination within a predetermined distance from the parking position. As a result, when the vehicle approaches a destination set in the past, the position of the destination can be displayed on the map information in a superimposed manner. Therefore, the facility desired by the user can be displayed according to the traveling position.

According to the present invention, the instruction of the desired facility is recognized by the voice information, and the facility position of the designated facility is stored, so that the instruction of the desired facility is stored. Easy to do.

[0014]

Embodiments of the present invention will be described below with reference to the drawings. (First Embodiment) FIG. 1 is a diagram showing a configuration of a navigation device 1 according to a first embodiment of the present invention.

The navigation device 1 includes a CD-ROM 2
1, CD-ROM driver 23, GPS receiver 11, direction sensor 13, travel sensor 15, controller 31, display 41, touch panel 42, operation units 43 and 2
And a next storage device 39. CD-ROM2
Reference numeral 1 stores a database including map information, facility information, and telephone number information. CD-ROM driver 2
Reference numeral 3 denotes a driving device that reads the above information from the CD-ROM 21.

The GPS receiver 11 receives a radio signal from a GPS satellite to measure a current position consisting of latitude and longitude. The direction sensor 13 detects the traveling direction of the vehicle using geomagnetism or a gyro. The traveling sensor 15 detects the moving distance of the vehicle from a pulse signal generated according to the rotation of the tire. Display 41
Displays map information, a facility category, a facility name list, facility data, and the like. The touch panel 42 is attached to the surface of the screen to input screen position information when a finger or the like touches a displayed screen position such as a displayed facility category or facility name list. The operation unit 43 has various operation keys,
A user's operation instruction is input to the controller 31.

The controller 31 includes an MPU 33 and a ROM.
35, a RAM 37, a timer 38, and various interfaces (not shown). The MPU 33 controls the entire apparatus according to a control program stored in the ROM 35, control data stored in the RAM 37, and the like. Further, the timer 38 measures the elapsed time from the measurement start time.
Further, the controller 31 autonomously measures the current position data indicated by latitude and longitude based on various detection signals from the direction sensor 13 and the travel sensor 15. The controller 31 calculates the autonomous positioning result,
The positioning result obtained by the GPS receiver 11 is used properly or used together according to the situation. The secondary storage device 39 stores, as a destination, facility data including a facility name and a facility position written by the controller 31.

Next, the basic operation of the navigation device 1 shown in FIG. 1 will be described. A position display key for displaying the current position of the vehicle is provided on the operation unit 43. When the position display key is pressed, the controller 31 transmits the GPS receiver 11, the azimuth sensor 13, and the travel sensor 15 to each other. The current position is determined based on various data obtained from the. Next, the map information corresponding to the current position is stored in the CD-ROM 21 via the CD-ROM driver 23.
, And the read map information is displayed on the display 41.
And a vehicle mark is displayed at a designated position on the displayed map information.

Further, the controller 31 acquires the current position of the own vehicle at a predetermined time interval as described above, and obtains map information around the current position accompanying the movement of the vehicle as described above.
The information is read from the D-ROM 21 and updated on the display 41, and a vehicle mark is displayed at a designated position on the displayed map information. At this time, when the vehicle approaches a previously set destination stored in the secondary storage device 39, the position of the destination is displayed on the display 41 while being superimposed on the map information.

Further, the operation section 43 is provided with a menu display key. When the menu display key is pressed, various kinds of information excluding map information are read out from the CD-ROM 21 or the ROM 35 and displayed on the display 41. .

Next, the operation of the navigation device 1 will be described with reference to FIGS. 4 to 7 using the flowcharts shown in FIGS. FIG. 2 is a flowchart showing an information search process based on a user input. FIG. 3 is a flowchart showing the destination storage process. First, the information search process shown in FIG. 2 will be described.

In step S10, the controller 31
Detects the interrupt signal output from the operation unit 43 and starts this step. Next, in step S20, when the operation instruction output from the operation unit 43 indicates the information search process, the controller 31 searches the CD-ROM 21 via the CD-ROM driver 23 and searches for the facility classification name to be searched. Is read out, and a search menu is displayed on the display 41. For example, as shown in FIG. 4, the display 41 displays restaurants, gas stations, amusement parks, museums, and the like as facility categories included in the search target.

Further, the controller 31 searches the CD-ROM 21 via the CD-ROM driver 23 according to one facility category operated and input from the touch panel 42 by a user's selection, and displays a facility name list as a search result. It is displayed on the screen of the display 41. For example, on the display screen of the display 41 shown in FIG. 4, when the user operates the touch panel 42 to select the facility category of the museum, a list of facility names of the museum is displayed as shown in FIG.

Similarly, when the user operates the touch panel 42 and further selects a desired one from the list of facility names relating to the museum, the controller 31
-Search the CD-ROM 21 via the ROM driver 23, read out the facility data including the facility location corresponding to the selected museum, and display the facility data of the museum on the display 41 as shown in FIG.

When the controller 31 detects that the user has operated the operation unit 43 and pressed the search cancel key, the controller 31 outputs a search cancel signal to the CD-ROM driver 23 to terminate the search. , Step S3
Go to 0. Next, in Step S30, Step S20
, Specific operation instruction information such as a facility category and a facility name list sequentially input by the touch panel 42, and facilities read from the CD-ROM 21 via the CD-ROM driver 23 based on the respective operation instruction information. Facility data including a name list and facility location are stored in the RAM 37 as search process information. Finally, step S
At 40, the information search process ends.

Next, the destination storage process shown in FIG. 3 will be described. In step S110, the controller 31
Starts the following destination storage process when detecting either stop or start of the engine that occurs before and after parking the vehicle. First, in step S120, the controller 31 makes the GPS receiver 11, the direction sensor 13,
The current position is measured based on various detection signals acquired from the travel sensor 15. Since the current position obtained in this way has some errors, the road link data around the current position is read from the CD-ROM 21 based on the current position, and the current The position is matched to obtain a highly accurate current position.

Next, in step S130, the controller 31 searches the CD-ROM 21 via the CD-ROM driver 23 for facility information data around the current position based on the obtained current position. Next, step S140
Then, the controller 31 determines in step S30 that the RA
The facility position indicated by the search process information such as the facility name list and the facility data including the facility position stored in advance in M37 is determined to be a facility position that can be reached on foot within a predetermined distance.

Next, in Step S150, Step S
If the facilities around the current position searched in 130 include facilities that can be reached on foot within the predetermined distance determined in step S140, this facility position is set as the destination in the secondary storage device 39. Remember. Further, when the user operates the operation unit 43 to detect that the search cancel key is pressed, and when the search from the CD-ROM 21 is interrupted in the middle, the facility category specified by the user in the middle is determined. It is determined whether a matching facility is included. If the facility category includes a matching facility, the facility location is stored in the secondary storage device 39 as the destination. At this time, the controller 31
The display 41 indicates which facility position is stored in the secondary storage device 39 as the destination. At this time, if the user inputs a storage cancel key via the operation unit 43, this storage is not performed.

For example, as shown in FIG. 7, when a restaurant A, a museum B, and a gas station C are displayed on the display 41, information search for the museum B is performed in the past, and includes a facility name list and a facility location. When the information is stored in the RAM 37 as search process information such as facility data, the museum B is stored in the secondary storage device 39 as the destination. Finally, in step S160, the destination storage processing ends.

As described above, facility information on a plurality of facilities existing on the map information is recorded in the CD-ROM 21 in advance. Further, the controller 31 determines a desired facility from the facility information recorded in the CD-ROM 21 in advance by the CD-R.
A search is performed via the OM driver 23, and the location information of the searched facility is stored in the RAM 37. Further, the destination is stored in the secondary storage device 39 set in the past. Here, the controller 31 determines the current position of the vehicle as G
Positioning is performed based on various detection signals obtained from the PS receiver 11, the direction sensor 13, and the traveling sensor 15, and the parking position at the time of parking the positioned vehicle and the RAM are determined in advance.
By comparing the facility positions stored in 37, if the parking position is near the facility position, control is performed such that the facility is stored in the secondary storage device 39 as the destination,
The destination can be easily set, and as a result, when the vehicle approaches the previously set destination, the position of the destination can be displayed on the display 41 while being superimposed on the map information. . Therefore, the facility desired by the user can be displayed according to the traveling position.

When the distance from the parking position of the vehicle to the facility position stored in the RAM 37 is within a predetermined distance, the controller 31 determines that the facility position is the destination, and the controller 31 determines the predetermined distance from the parking position. The destination within can be easily determined. As a result, when the vehicle approaches a destination set in the past, the position of the destination can be displayed on the display 41 while being superimposed on the map information. Therefore, the facility desired by the user can be displayed according to the traveling position.

(Second Embodiment) FIG. 8 is a diagram showing a configuration of a navigation device 51 according to a second embodiment of the present invention. The feature is that the telephone 45 is added to the navigation device 1 shown in FIG. Telephone 45
Has an interface for outputting to the controller 31 the telephone number input to the telephone or the telephone number of the called telephone that has received the call. Further, the facility data of the facility associated with the telephone number is recorded on the CD-ROM 21 used in the second embodiment.

Next, the flowchart relating to the second embodiment is the same as the flowchart of the first embodiment shown in FIGS. 2 and 3, and the operation of the navigation device will be described using this flowchart. The first
For the same parts as described in the embodiment,
The description is omitted. First, in FIG.
At 20, the user inputs a telephone number to be input to the telephone 45 prior to making a call or a telephone number of a called telephone that has received a call to the controller 31 via the above-described interface (not shown). Then, based on the telephone number from the telephone 45, the controller 31 searches the CD-ROM 21 for facility data associated with the telephone number.
Since the telephone number is added to the facility data as shown in FIG. 6, the desired facility data may be displayed once on the display 41 and then transmitted from the telephone 45.

Next, in step S30, step S2
The facility data including the facility position corresponding to the telephone number searched at 0 is stored in the RAM 37 as search process information. FIG.
Then, in step S130, the controller 31 uses the CD-ROM driver 2 based on the acquired current position.
The facility information data around the current position is searched from the CD-ROM 21 via the server 3.

Next, in step S140, the controller 31 determines that the facility position indicated by the search process information such as the facility name list or facility data corresponding to the telephone number previously stored in the RAM 37 in step S30 is within a predetermined distance, for example. Judgment of facility locations that can be reached on foot. next,
In step S150, if the facilities located around the current position searched in step S130 include facilities that can be reached on foot within the predetermined distance determined in step S140, this facility position is set as the destination and 2 Next storage device 39
To memorize.

For example, as shown in FIG. 7, when a restaurant A, a museum B, and a gas station C are displayed on the display 41, a call is made or received by the telephone 45 to the museum B in the past. When the corresponding facility name list and the facility data including the facility location are stored in the RAM 37 as search process information, the facility location of the museum B is stored in the secondary storage device 39 as the destination.

As described above, the facility information including the telephone numbers of the plurality of facilities existing on the map information is stored in advance in the CD-RO.
It is recorded in M21. Here, a telephone 45 capable of outputting the telephone number of the other party at the time of calling or receiving is prepared, and a CD 45 is provided.
The controller 31 searches the facility corresponding to the telephone number output from the telephone from the facility information recorded in advance in the ROM 21 via the CD-ROM driver 23, and stores the searched location information in the RAM 37. Keep it. The destination set in the past is stored in the secondary storage device 39.
To memorize it. Here, the controller 31 measures the current position of the vehicle based on the various detection signals acquired from the GPS receiver 11, the direction sensor 13, and the travel sensor 15, and the parking position when the located vehicle is parked. Compare the facility positions stored in the RAM 37 in advance,
When the parking position is near the facility position, the destination can be easily set by controlling the facility to be stored as the destination, and as a result, the destination set in the past can be set. When the vehicle approaches the destination, the position of the destination can be displayed on the display 41 while being superimposed on the map information. Therefore, the facility desired by the user can be displayed according to the traveling position.

(Third Embodiment) FIG. 9 is a diagram showing a configuration of a navigation device 71 according to a third embodiment of the present invention. The feature is that the speech recognition device 73 is added to the navigation device 1 shown in FIG.

The voice recognition device 73 inputs a voice uttered by the user from the microphone 75, and outputs “up”, “down”, “next”,
A speech recognition process is performed for words registered in advance such as "before", "point", "restaurant", "gas station", "amusement park", "museum", and "confirmed". For example, JP-A-2-113298
The technology can be realized by using the technology of “HMM speech recognition device” described in Japanese Patent Application Laid-Open No. H10-209,878.

Next, since the flowchart relating to the third embodiment is similar to the flowchart of the first embodiment shown in FIGS. 2 and 3, the operation of the navigation device 71 will be described using this flowchart. . In addition,
The description of the same parts as those described in the first embodiment is omitted.

First, in step S20, the voice uttered by the user is input from the microphone 75 to the voice recognition device 73.
The voice recognition processing is executed, and the voice instruction data of the recognition result is input to the controller 31. On the other hand, the controller 31
Measures the current position based on various detection signals acquired from the GPS receiver 11, the direction sensor 13, and the travel sensor 15. Then, based on the voice instruction data from the voice recognition device 73, the controller 31 searches the CD-ROM 21 for facility data located around the current position among the facility data associated with the voice instruction data.

Next, in step S30, step S2
The facility data corresponding to the voice instruction data searched at 0 is stored in the RAM 37 as search process information. As a result, when the user utters “restaurant”, as shown in FIG.
Is searched from the CD-ROM 21 and displayed on the display 41.

Referring to FIG. 3, in step S130, the controller 31 performs CD-ROM based on the acquired current position.
The facility information data around the current position is searched from the CD-ROM 21 via the ROM driver 23. Next, in step S140, the controller 31 determines a facility position at which the location indicated by the search process information such as the facility name list and the facility data stored in the RAM 37 in advance in step S30 is within a predetermined distance, for example, on foot. I do.

Next, in step S150, step S150
If the facilities around the current position searched in 130 include facilities that can be reached on foot within the predetermined distance determined in step S140, this facility position is set as the destination in the secondary storage device 39. Remember. For example, as shown in FIG. 10, when a restaurant A and a restaurant B are displayed on the display 41, an information search for the restaurant A is performed in the past, and is stored in the RAM 37 as search process information such as a facility name list and facility data. When it is
The restaurant A is stored in the secondary storage device 39 as the destination.

As described above, the instruction of the desired facility based on the voice information is recognized by the voice recognition device 73, and the facility location of the designated facility is stored in the RAM 37, so that the instruction of the desired facility can be easily performed. It can be carried out. Note that, in the above embodiment, the case where the destination is displayed on the display during traveling has been described, but the present invention is not limited to the case where the destination is displayed, and generally, as is performed in a navigation device, It can also be used when searching for a traveling route from the departure point to this destination. In this case, similarly, the destination can be easily set.

[Brief description of the drawings]

FIG. 1 is a diagram showing a configuration of a navigation device 1 according to a first embodiment of the present invention.

FIG. 2 is a flowchart for explaining facility information search processing of the navigation device according to the first to third embodiments of the present invention.

FIG. 3 is a flowchart for explaining destination storage processing of the navigation device according to the first to third embodiments of the present invention.

FIG. 4 is an example of a facility category search menu displayed on a display.

FIG. 5 is an example of a facility name list of a museum that appears next when the user selects a museum from the facility category.

FIG. 6 is an example of museum facility data displayed when the user selects one museum from a museum facility name list.

FIG. 7 is an example in which facilities as search results are displayed on a display 41.

FIG. 8 is a diagram showing a configuration of a navigation device according to a second embodiment of the present invention.

FIG. 9 is a diagram showing a configuration of a navigation device according to a third embodiment of the present invention.

FIG. 10 is an example of facilities around a current position displayed on a display.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 11 GPS receiver 13 Direction sensor 15 Running sensor 21 CD-ROM 23 CD-ROM driver 31 Controller 33 MPU 35 ROM 37 RAM 41 Display 42 Touch panel 43 Operation part 45 Telephone

Claims (4)

[Claims] 1. Map information recording means for recording map information in advance, facility information recording means for recording facility information relating to a plurality of facilities existing on the map information of the map information recording means, and facility information recording means Facility information retrieving means for retrieving a desired facility from facility information recorded in a facility, facility location storing means for storing location information of the retrieved facility, and destination storage for storing a previously set destination Means, and positioning means for positioning the current position of the vehicle, comparing the parking position when parking the vehicle measured by the positioning means and the facility position stored in the facility position storage means, parking If the location is near the facility location,
Control means for controlling the facility to be stored as a destination in the destination storage means. 2. Map information recording means for pre-recording map information, facility information recording means for pre-recording facility information including telephone numbers relating to a plurality of facilities existing on the map information of the map information recording means, A telephone capable of outputting the telephone number of the other party at the time of the call or the incoming call, and facility information searching means for searching for the facility corresponding to the telephone number output from the telephone from the facility information recorded in the facility information recording means. A location storage means for storing the location information of the searched facility; a destination storage means for storing a destination set in the past; and a location means for positioning a current position of the vehicle. When comparing the parking position when parking the vehicle measured in the above with the facility position stored in the facility position storage means, if the parking position is near the facility position,
Control means for controlling the facility to be stored as a destination in the destination storage means. 3. When the distance from the parking position of the vehicle to the facility position stored in the facility position storage means is within a predetermined distance, the control means determines the facility position as a destination. The navigation device according to claim 1 or 2, wherein: 4. The navigation apparatus according to claim 1, wherein said facility information search means includes a voice recognition means for recognizing an instruction of a desired facility by voice information.