JP3865038B2 - Navigation device and storage medium - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a navigation device and a storage medium that can register schedule data (location, month, day) and reserve a destination.
[0002]
[Prior art]
In the conventional vehicle navigation device, when the accessory switch is turned off with the destination and date / time schedule data input in advance, after searching for the route to the scheduled destination already input, the power is turned off, There has been proposed a system that displays the searched route when the ignition switch is turned on next time (Japanese Patent Laid-Open No. 5-45170).
[0003]
[Problems to be solved by the invention]
In the conventional navigation device described above, each time the ignition switch is turned on, a route to the planned destination searched before the power is turned off is displayed. Therefore, even when going to a place other than the planned destination, there is a problem that the route to the planned destination is first displayed, which is troublesome for the user.
[0004]
The present invention has been made to solve the above-described problems, and it is an object of the present invention to reserve a destination and a date so as to guide a search route suited to the user's intention.
[0005]
[Means for Solving the Problems]
The navigation device of the present invention is a navigation device for guiding a route to a destination, an input means for inputting reservation information including at least a reservation position and a reservation date, an information storage means for storing data necessary for route search, Registration means for registering the reservation information input by the input means; and whether or not to execute route guidance based on the reservation information registered by the registration means by displaying the reservation position when the same date as the reservation date is reached. A route for performing a route search based on reservation information and data stored in the information storage means on the condition that the designation means to be selected by the user is designated to execute route guidance based on the reservation information by the designation means. A search means and a control means for performing route guidance using the route searched by the route search means are provided.
[0006]
The computer-readable storage medium of the present invention registers the input reservation information including at least a reservation position and a reservation date, and a database including reservation information and data necessary for route search. Then, the reservation position is displayed on the condition that the reservation position is displayed and the user is prompted to select whether or not to perform route guidance based on the registered reservation information. A program for performing route search based on data necessary for route search and performing route guidance is stored.
[0007]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
FIG. 1 is a diagram showing a configuration example of a navigation apparatus according to the present invention.
An input device 1 for inputting information related to route guidance, a current position detecting device 2 for detecting information related to the current position of the host vehicle, navigation data necessary for route calculation, and display / audio guidance data and programs required for route guidance Information storage device 3 in which (application and / or OS) and the like are recorded, display / voice guidance processing necessary for route search processing and route guidance, central processing device 4 for controlling the entire system, information on vehicle travel For example, an information transmitting / receiving device 5 that transmits / receives road information and traffic information, detects information related to the current position of the vehicle, and transmits / receives information related to the current position, and an output device 6 that outputs information related to route guidance. It is composed of
[0008]
The input device 1 has a function of inputting a destination or instructing the central processing device 4 to perform navigation processing at the driver's will. In the present invention, an input means for inputting a reservation position and a reservation date, and route guidance are provided. And designation means for designating whether or not to execute. As means for realizing the function, a remote controller such as a touch switch or a jog dial for inputting a destination by a telephone number or coordinates on a map or requesting route guidance can be used. Further, the present invention includes a device for performing dialogue by voice input, and functions as a voice input device. A recording card reader for reading data recorded on an IC card or a magnetic card can also be added. In addition, an information center that stores data necessary for navigation and provides information via a communication line at the request of the driver, and a portable type having data such as map data, destination data, simple maps, and building shape maps A data communication device for exchanging data with an information source such as an electronic device can be added.
[0009]
The current position detection device 2 obtains the current position information of the vehicle using a satellite navigation system (GPS), an absolute direction sensor that detects the traveling direction of the vehicle in an absolute direction by using, for example, geomagnetism, a vehicle For example, a steering sensor, a relative azimuth sensor that detects the relative azimuth by using a gyro sensor, for example, a distance sensor that detects the travel distance of the vehicle from the rotational speed of the wheel.
[0010]
The information storage device 3 is an external storage device that stores navigation programs and data, and includes, for example, a CD-ROM, a DVD-ROM, or the like. The program includes a program for performing processing such as route search, a processing program shown in the flowchart described in the present embodiment, a display output control necessary for route guidance, a program for performing interactive guidance by voice input, and necessary for it A program for performing voice output control necessary for voice guidance and necessary data for voice guidance are stored. The stored data consists of files such as map data, search data, guidance data, map matching data, destination data, registration point data, road data, genre-specific data, landmark data, calendar data, etc. All necessary data is stored. The present invention can also be applied to a type in which only data is stored in a CD-ROM and the program is stored in a central processing unit.
[0011]
The central processing unit 4 includes a reservation information registration process, a route search process, an output control of route guidance information, a control of information output to the output device, a CPU for performing various arithmetic processes, and a CD- of the information storage device 3. Reservation information such as flash memory for reading and storing programs from ROM, ROM for storing programs for checking and updating flash memory (program reading means), reservation position input by input device, reservation date, reservation time, etc. , Point coordinates of the set destination, road name code No. The RAM is a RAM that temporarily stores searched route guidance information and the like and data being processed. In addition to this, although not shown in the figure, dialogue processing by voice input from the input device 1 is performed, or voice, phrase read out from the information storage device 3 based on a voice output control signal from the CPU is one. A speech processor that synthesizes a set of sentences, sounds, etc., converts them into analog signals and outputs them to a speaker, a communication interface for exchanging input / output data by communication, and a sensor input interface for capturing sensor signals of the current position detection device 2 In addition, it has a clock for entering date and time in internal diagnosis information. Note that a program for performing the above-described update processing may be stored in an external storage device.
[0012]
The program according to the present invention and other programs for executing navigation may all be stored in a CD-ROM which is an external storage medium, or a part or all of these programs may be stored in the ROM 42 on the main body side. Good. Various navigation functions are realized by inputting data and programs stored in the external storage medium as external signals to the central processing unit of the navigation apparatus main body and performing arithmetic processing.
[0013]
The navigation device of the present invention has a relatively large capacity flash memory for reading a program from a CD-ROM of an external storage device as described above, and a small capacity storing a program for starting up a CD (program reading means). Built-in ROM. The flash memory is a non-volatile storage means that retains stored information even when the power is turned off. Then, as a CD start-up process, a program of ROM that is a program reading means is activated and the program stored in the flash memory is checked, and the CD management information of the CD-ROM of the information storage device 3 is read. The program loading process (update process) is performed based on this information and the state of the flash memory.
[0014]
The information transmitter / receiver 5 uses a satellite navigation system (GPS) to obtain current position, date, time information, etc., and obtains traffic information, etc. using FM multiplex broadcasting, radio wave beacons, optical beacons, etc. By using a VICS information receiving device, a mobile phone, a personal computer, etc., a data transmitting / receiving device for bidirectionally communicating information with an information center (for example, ATIS) and other vehicles is used.
[0015]
The output device 6 has a function of outputting guidance information by voice and / or a screen when the driver needs it, and printing out data subjected to navigation processing by the central processing unit 4. For this purpose, input data is displayed on the screen, a display that displays a route guidance screen, a printer that prints out data processed by the central processing unit 4 or data stored in the information storage unit 3, and voice guidance for route guidance. A speaker for output is provided.
[0016]
The display is composed of a simple liquid crystal display or the like, and an enlarged map screen of an intersection based on map data and guide data processed by the central processing unit 4, destination name, time, distance, direction arrow, anthropomorphic character The images etc. are displayed. Since the image data sent to the display is binary image data (bitmap data), a communication line used for serial communication or the like is used instead of a dedicated image signal line. A communication line can also be used. The display is provided with a memory that temporarily holds bitmap data.
[0017]
This display is provided in an instrument panel in the vicinity of the driver's seat, and the driver can check the current location of the host vehicle and obtain information on the route from now on by looking at the display. Although not shown in the figure, a tablet including a touch panel, a touch screen, etc. may be used as the display screen of the display so that point input, road input, etc. can be performed by touching the screen or tracing the screen. Good.
[0018]
The overall system flow of the navigation device of the present invention will be described. When a program is read from the information storage device 3 to the central processing unit 4 and a route guidance program is started, the current position detection device 2 detects the current position. In addition to displaying the map around the current position, the name of the current position and the like are displayed. Next, a destination is set using a target name such as a place name or facility name, a telephone number or address, a registration point, a road name, etc., and a route search from the current position to the destination is performed. When the route is determined, the route guidance / display is repeated until the destination is reached while tracking the current position by the current position detection device 2. If there is an input for setting a detour before arriving at the destination, a search area is set and re-search is performed in the search area, and route guidance is repeated until the destination is reached in the same manner.
[0019]
Furthermore, the present invention reserves and inputs a destination and date, and searches for and guides the route to the reserved destination when the designated date and time or reservation date is reached. An example will be described.
2 is a diagram showing a reservation processing flow, FIG. 3 is a transition diagram of a screen for newly inputting reservation information (schedule), and FIG. 4 is a transition diagram of a screen for correcting the schedule.
[0020]
In FIG. 2, the date for reservation is first set (step S1). This process will be described with reference to FIG. 3. When the destination reservation switch displayed at the bottom of the destination setting screen shown in FIG. 3A is selected, the screen changes to the destination reservation list screen shown in FIG. To do. In this embodiment, five reservations are possible, and in FIG. 3B, “Otari village, Nagano prefecture” is registered as one schedule data on May 1st. When an unset field is selected on the screen of FIG. 3B, new registration is performed, and the calendar for the current month (March in the figure) is displayed by transitioning to the destination reservation date setting screen of FIG. Display a cursor on the current date so that you can distinguish it from others. In the present embodiment, the reservation date can be set up to 12 months ahead from the present, and the cursor cannot be moved so that the past date cannot be set. In addition, the calendar of the next month is displayed when “Next Page” is selected, and its screen is displayed as “Next Page” for transitioning to the calendar of the next month and “Previous Month” for transitioning to the calendar of the previous month. The "Page" selection item is displayed. “Next page” is displayed when the date of the next month can be designated, and “Previous page” is displayed when the date of the previous month can be designated.
[0021]
Returning to FIG. 2, the next point to be guided is set (step S2). When the reservation date is determined on the destination reservation date setting screen shown in FIG. 3C, this process changes to the destination reservation position setting screen shown in FIG. 3D and is performed on this screen. The destination reservation is the same as the destination setting screen shown in FIG. 3A. The last G, which is designated by 50 readings, is designated by the facility genre, and is stored in the last to several destinations set so far. The destination is set by a method such as designation by memory, designation by telephone number, designation by address, designation by memory point, or the like. When the date and position are set in this way, new data is registered in the unset field in FIG. If you select “Previous map” displayed at the bottom of the screen in FIG. 3 (d), the map displayed in front of the destination reservation screen will be displayed. When is selected, a map around the main registration points is displayed.
[0022]
Next, correction of the reserved schedule data will be described with reference to FIG.
When the “destination reservation” switch is selected on the destination setting screen of FIG. 4A, the screen changes to the destination reservation list screen of FIG. If a column that has already been set is selected, the correction mode is set, the screen shifts to the destination reservation date setting screen shown in FIG. 4 (c), the May calendar, which is the reservation month, is displayed, and the cursor is set to the reservation date. , And the currently reserved date is highlighted by a method such as flushing. When the reservation date is changed, a new reservation date is set. Further, when changing the reserved position, if the “change position” switch is selected on the screen of FIG. 4C, the screen changes to the screen of FIG. When the “correct destination” switch is selected here, a map including the reserved position is displayed based on the position information of the selected reserved position, and the destination is corrected by moving the cursor on the map. In addition, when changing to a completely different destination that is not in the surrounding map of the reserved position, the position is set by the same method as the destination setting (a method of specifying by reading aloud, a method of specifying by facility genre, etc.) When the destination is corrected, the screen automatically transitions to the screen of FIG. 4B so that the correction can be confirmed. When the “destination deletion” switch is selected in FIG. 4D, a map screen of the reserved position is displayed, and deletion is confirmed and deleted.
[0023]
Next, the reservation execution process will be described with reference to FIGS. In this embodiment, when a schedule reservation is made, it is possible to select / designate whether or not to perform route guidance based on the schedule data on the reservation day, so that route guidance suitable for the purpose is performed. Of course, instead of the reservation day, the user may manually select a destination from the reservation information on the previous day or on an arbitrary day to perform route guidance.
[0024]
FIG. 5 is a diagram showing a reservation execution processing flow, and FIG. 6 is a diagram showing a screen for designating whether or not reservation execution is designated.
In FIG. 5, when the accessory switch is turned on, it is determined whether or not there is a reservation today (step S11). If there is a reservation, a map around the reservation position is displayed as shown in FIG. 6, and a message “Do you want to guide to the set point” and a “Release Cancel” switch are displayed (step S12). , S13). If “Yes” is selected in the message display (step S14), the route to the reserved point is searched for guidance (step S15). If "No" is selected in step S14, route search is not performed (step S16). However, the reservation will not be canceled during the day and will be canceled automatically the next day. If “reservation cancellation” is selected (step S17), the reservation is canceled without performing the route search (step S18).
[0025]
In the above embodiment, the reservation information of the reservation date and the reservation position is registered, and when the same date as the reservation date, the user selects whether or not to perform route guidance to the reservation position, and the user performs route guidance. When instructed, the route search is performed for guidance, but the present invention is not limited to this, and various modifications are possible. For example, when the reservation time can be registered in addition to the reservation date, and the control device (CPU of the central processing unit) determines that the current time has approached the registered reservation time for a predetermined time, the same as in the above embodiment The user may be allowed to select whether or not to perform route guidance to the reserved position. The processing after selection may be the same as in the above embodiment. The control device compares the current date and time information obtained by the satellite navigation system (GPS) with the registered reservation date and reservation time, and determines that the current time has approached the reservation time for a predetermined time. To do. In addition, when registering the time, a destination may be manually selected from the reservation information and route guidance may be performed.
[0026]
【The invention's effect】
As described above, according to the present invention, the reservation information of the reservation position and the reservation date is set, and the user can specify whether or not to perform route guidance based on the reservation information. Thus, it is possible to search for a route suitable for the user's intention and provide guidance.
[Brief description of the drawings]
FIG. 1 is a diagram showing a configuration example of a vehicle navigation apparatus according to the present invention.
FIG. 2 is a diagram showing a reservation processing flow.
FIG. 3 is a transition diagram of a screen for newly inputting a schedule.
FIG. 4 is a transition diagram of a screen for correcting a schedule.
FIG. 5 is a diagram showing a reservation execution process flow;
FIG. 6 is a diagram showing a screen as to whether or not reservation execution is specified.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 ... Input device, 2 ... Current position detection device, 3 ... Information storage device, 4 ... Central processing unit, 5 ... Information transmission / reception device, 6 ... Output device

Claims (3)

In a navigation device that guides the route to the destination,
An input means for inputting reservation information including at least a reservation position and a reservation date;
Information storage means storing data necessary for route search;
Registration means for registering the reservation information input by the input means;
Designating means for allowing the user to select whether or not to perform route guidance based on the reservation information registered by the registration means by displaying the reservation position when the same date as the reservation date ;
A route search means for performing a route search based on the reservation information and the data stored in the information storage means on the condition that execution of route guidance based on the reservation information is specified by the specifying means;
Control means for performing route guidance using the route searched by the route search means;
A navigation device comprising: 2. The navigation apparatus according to claim 1 , wherein the designation unit displays a map in the vicinity of the reservation position and causes the user to select whether or not to perform route guidance based on the reservation information registered by the registration unit. . A database of reservation information and data necessary for route search;
Register the inputted reservation information including at least the reservation position and the reservation date, and when the same date as the reservation date, display the reservation position and prompt the user to select whether or not to perform route guidance based on the registered reservation information , A program that performs route search based on reservation information and data necessary for route search on the condition that execution of route guidance based on reservation information is specified,
A computer-readable storage medium storing

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