JP2007256056A - Parking lot guiding device and navigation device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To guide a proper parking lot in consideration of a congestion state around the place anticipated after finish of an event. <P>SOLUTION: A parking lot existing around the first destination set as the event place is retrieved (S102), and a required time necessary for escaping from congestion anticipated around the first destination is retrieved from an external memory 19 for storing information showing a required time necessary for escaping from the congestion anticipated around the event place after finish of the event scheduled at each place (S104). A required time of a route from the first destination to the second destination via the parking lot is calculated by using the retrieved required time (S200), and displayed on a display means for every parking lot (S108). <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a parking lot guidance device and a navigation device for guiding a parking lot around a destination.

If this type of device determines that there is data (landmarks or location information) indicating the cause of traffic jams such as large stores or event venues near the route to the destination, Predicting, obtaining traffic information on the cause of traffic jams at this date and time from the information center, predicting the presence or absence of traffic jams, and displaying a traffic jam forecast area and a detour route that bypasses the traffic jam forecast area (for example, , See Patent Document 1).
JP 2002-365074 A

  By the way, when going to the theme park, concert venue, baseball stadium, etc. to stop the car at the parking lot around the event venue and head to the venue, the car is stopped at the parking lot near the event venue and after the event ends It can take time to get out of a traffic jam and get regretted if it was better to stop the car at a parking lot far from the event venue.

  However, the apparatus described in Patent Document 1 is not useful because it does not guide an appropriate parking lot considering such a situation.

  The present invention has been made in view of the above problems, and an object thereof is to inform a user of an appropriate parking lot in consideration of a traffic jam situation around a venue that is expected after an event.

  The first feature of the present invention is that destination setting means for setting a first destination as an event venue, and a periphery for searching for a parking lot existing around the first destination set by the destination setting means Parking space search means, storage means for storing the time required to get out of the expected traffic jam around the event venue after the event scheduled for each place, and a first set by the destination setting means From the traffic jam information search means for retrieving the time required to get out of the traffic jam expected around the destination of the vehicle from the storage means, and from the traffic jam expected around the first destination searched by the traffic jam information search means A second destination different from the first destination from the first destination via the parking lot for each parking lot searched by the surrounding parking lot search means using the time required to exit. A required time calculation means for calculating a required time for routes to, is to have and a required time display means for displaying on the display unit for each parking the required time calculated by the required time calculating means.

  In such a configuration, the time required to get out of the expected traffic jam around the first destination set by the destination setting means is searched from the storage means, and the area around the searched first destination is searched. Using the time required to get out of the anticipated traffic jam, for each parking lot searched by the surrounding parking lot search means, the route from the first destination to the second destination via the parking lot Since the required time is calculated and the calculated required time is displayed on the display means for each parking lot, it is possible to notify the user of an appropriate parking lot considering the traffic congestion around the venue expected after the event.

  In addition, the second feature of the present invention is that the required time calculation means includes the required time from the event venue stored in the storage means to each parking lot around the event venue, From the first destination by adding the required time from the parking lot to the point where the traffic jam is expected to get out of the event venue and the expected time around the event venue from the traffic location to the second destination The time required to reach the second destination is calculated.

  In this way, the required time from the first destination to the second destination can be calculated by adding the required time to the second destination.

  The third feature of the present invention is that a parking lot selection means for selecting a parking lot specified by the user from a required time for each parking lot displayed on the display means, and a parking lot selected by the parking lot selection means. Route setting means for setting a guide route with the destination as a destination, and route guidance means for performing travel guidance according to the guide route set by the route setting means.

  Thus, a guidance route is set with the parking lot specified by the user as the destination, and travel guidance is performed according to this guidance route. For example, even if the specified parking lot is the first place, it is easily specified. It is possible to arrive at the parking lot.

  FIG. 1 shows a configuration of a navigation device according to an embodiment of the present invention. The navigation device 1 includes a position detector 11, a map data input device 16, an operation switch group 17, an external memory 19, a display device 20, an audio output device 21, a remote control sensor 22, and a control circuit 18 connected thereto. Yes.

  The position detector 11 includes a geomagnetic sensor 12, a gyroscope 13, a distance sensor 14, and a GPS receiver 15, and information for specifying the current position and direction of the vehicle based on the properties of each of these sensors. Output to the control circuit 18.

  The map data input unit 16 is used to input so-called map matching data for improving position detection accuracy, facility data of various facilities, link data indicating links, node data indicating nodes, and various map data including maps. Device. Note that a CD-ROM, a DVD, a hard disk drive, or the like is used as a storage medium for storing the map data input from the map data input device 16.

  The operation switch group 17 includes input devices such as a plurality of push button switches (mechanical switches) provided around the display screen of the display device 20 and a touch panel provided so as to overlap the display screen. A signal based on the depression of the touch panel and the touch on the touch panel is output to the control circuit 18.

  The external memory 19 is a storage unit provided separately from the inside of the control circuit 18 and is configured by a non-volatile storage medium, and stores various data, programs, and the like.

  The display device 20 has a display screen such as a liquid crystal display, and displays the video on a display screen such as a liquid crystal display in accordance with a video signal from the control circuit 18.

  The audio output device 21 includes a speaker, and causes the speaker to output the sound in accordance with an audio signal from the control circuit 18.

  The remote control sensor 22 outputs to the control circuit 18 a signal received from the remote control 23 that transmits a radio signal using infrared rays or the like based on a user operation.

  The external communication device 24 is for communicating with the information center 2 by public radio or the like.

  The information center 2 is provided with a database indicating a traffic jam situation expected around the event venue after the end of an event scheduled in each place. The traffic jams expected around the event venue include not only traffic jams expected at events such as baseball fields, soccer fields, and concert venues, but also large stores, theme parks, and ski resorts that operate daily. This also includes traffic jams expected at the end of business. In the database of the information center 2, together with the date of the event, a traffic jam area S expected around the event venue after the end of the event as shown in FIG. 2, each parking lot (A Required time from parking to C parking, and required time from each parking lot around the event venue to the point (P1 to P8) to exit from the expected traffic jam around the event venue (shown from A parking to P1 to P8) Time required to each point, time required from B parking to each point shown in P1 to P8, time required from C parking to each point shown in P1 to P8).

  The database indicating the traffic situation is created in consideration of the past traffic situation in the event holding information collected by contact from the event organizer or notification to the police.

  The control circuit 18 is configured as a computer including a CPU, a ROM, a RAM, an I / O, and the like, and the CPU performs various processes according to a program stored in the ROM.

  The processing of the control circuit 18 includes own vehicle position calculation processing, destination search processing, route setting processing, route guidance processing, and the like.

  The own vehicle position calculation process is a process of periodically calculating the own vehicle position and orientation based on a signal from the position detector 11 using a technique such as map matching.

  The destination search process is a process for performing a destination search by a 50-sound search, a telephone number search, a genre search, or the like in accordance with a condition input by a user operation.

  The route setting process is a process for setting an optimum guide route from the current position to the destination. A Dijkstra method or the like is known as a method for setting an optimum guide route.

  The route guidance process is a process for performing travel guidance according to the guidance route set by the route setting process. For example, the guidance route is highlighted on the display screen of the display device 20, and voice guidance such as right / left turn guidance is performed before a predetermined distance from the guidance intersection.

  In this embodiment, the control circuit 18 is predicted in the vicinity of the event venue after the event scheduled for each place stored in the database of the information center 2 via the external communication device 24 according to the user's operation. Process to get the traffic situation. By this processing, the same database as the information center 2 is stored in the external memory 19.

  In addition, the control circuit 18 in the present embodiment has a function of guiding an appropriate parking lot in consideration of the traffic jam situation around the venue that is expected after the event, using information stored in a database stored in the external memory 19. I have.

  Next, this process will be described with reference to FIG. In addition, this navigation apparatus 1 registers a user's home position beforehand by a user's operation.

  When the ignition switch is turned on and power is supplied from the battery, the navigation device 1 enters an operating state, and the control circuit 18 starts processing such as own vehicle position calculation processing. Further, the control circuit 18 displays a display unit indicating the optimum parking lot guidance on the menu screen according to the user's operation, and when the display unit indicating the optimum parking lot guidance is operated by the user, FIG. The process shown is started.

  First, the destination is set (S100). Specifically, a screen for prompting the destination search process is displayed, the destination search process is performed according to the conditions input by the user's operation, and the event venue searched by the destination search process is set as the destination (first Destination). In the present embodiment, the user's home location is registered in advance by the user's operation, and the user's home is set as the second destination.

  Next, the destination vicinity parking lot search is performed (S102). Specifically, a parking lot existing around the first destination set in S100 is searched from the map data of the map data input device 16.

  Next, a database search is performed (S104). Specifically, a traffic jam situation expected around the first destination is searched from the database of the external memory 19.

  Next, the process which calculates the time required for returning for every parking lot is implemented (S200).

  FIG. 4 shows this process. In this process, first, the required time from the first destination to the specific parking lot searched by the destination surrounding parking lot search is specified (S202). Specifically, the required time from the first destination to a specific parking lot (for example, A parking) is acquired from the database of the external memory 19.

  Next, the required time from the parking lot searched by the destination surrounding parking lot search to each point to get out of the traffic jam is specified (S204). Specifically, the required time from the specific parking lot (for example, A parking) to each point (P1 to P8 in FIG. 2) that exits the traffic jam is acquired from the database of the external memory 19.

  Next, the required time from each point to get out of the traffic jam to the home is specified (S206). Specifically, the link data included in the map data is acquired from the map data input device 16, and according to the link length and the road type of each link from each point (P1 to P8 in FIG. 2) to get out of the traffic jam to the home. Based on a predetermined average vehicle speed, the required time from each point to get out of the traffic jam to the home is calculated.

  Next, the shortest time required for returning home from the first destination to the home is specified (S208). Specifically, “the required time from the destination to the specific parking lot (A parking)” identified in S202 and the “points out of the traffic jam from the specific parking lot (A parking)” identified in S204 ( 2) and the “required time from each point to get out of the traffic jam to the home” specified in S206 for each point (P1 to P8 in FIG. 2). The “required time from the destination to the home” is obtained, and the shortest time required to go home from the first destination to the home (second destination) is specified. As a result, a route with the shortest time required for returning home from the first destination when returning to the home via A parking is specified.

  Next, returning to the description of FIG. 3, in S106, it is determined whether or not the shortest required time has been specified for all the parking lots (S106). Specifically, it is determined whether or not the calculation process of the time required for returning home for each parking lot shown in S200 is performed on all the parking lots searched by the destination surrounding parking lot search.

  If A parking lot to C parking lot are searched by the destination vicinity parking lot search, and the process of S200 is executed only for the A parking lot, the determination of S106 is NO, and each of the B parking lot and the C parking lot is determined. The process of S200 is performed. Therefore, the route that takes the shortest time to return home from the first destination via B parking and the time required to return home from the first destination via C parking. The shortest route is identified.

  And if the process shown to S200 is implemented with respect to all the parking lots searched by the destination surrounding parking lot search, the determination of S106 will become YES and next, the time required for returning home will be displayed for every parking lot (S108). ). Specifically, as shown in FIG. 5, the shortest time required for returning home when passing through each parking lot is displayed in a selectable manner. From the display content of the display screen, the user can recognize which parking lot is used to shorten the time required for returning home after the event. Note that a display unit for instructing switching to a map display is displayed on the display screen, and it is possible to switch from a list display to a map display by operating this display unit. In this map display, the shortest time required for returning home is displayed at each parking lot position on the map in a selectable manner.

  Next, a parking lot is selected (S110). Specifically, the parking lot specified by the user's operation of the operation switch group 17 is selected from the required time for each parking lot displayed on the display screen.

  Next, the route to the parking lot specified in S110 is set (S112). Specifically, map data is acquired from the map data input device 16, and an optimum route from the current position calculated by the current position calculation process to the parking lot specified in S110 is set.

  Next, route guidance is performed according to the route set in S112 (S114). For example, the guidance route is highlighted on the display screen of the display device 20, voice guidance such as right / left turn guidance is performed before a predetermined distance from the guidance intersection, and this processing is performed when it is located near the parking lot specified in S110. Exit.

  Thus, the optimal route to the parking lot specified by the user is set, and travel guidance is performed according to the set route.

  According to the above-described configuration, the time required to get out of the traffic jam expected around the first destination is searched from the storage means, and the time required to get out of the traffic jam expected around the searched destination. Time is used to calculate the required time for the route from the destination to the home via the parking lot for each parking lot searched by the surrounding parking lot search process, and the calculated required time is displayed for each parking lot. 20, it is possible to inform the user of an appropriate parking lot considering the traffic congestion around the venue that is expected after the end of the event.

  The time required for the route from the destination to the home via the parking lot is the time required from the event venue stored in the external memory 19 to each parking lot around the event venue, Calculate by adding the required time from each parking lot to the point of exiting from the expected traffic jam around the event site and the required time from the point of exiting from the expected traffic jam around the event site to the second destination be able to.

  In addition, a guidance route is set with the parking lot specified by the user as the destination, and travel guidance is performed according to the set guidance route. For example, even if the specified parking lot is the first place, the specified parking lot can be easily specified. It is possible to arrive at the car park.

  The correspondence between the configuration of the above embodiment and the configuration of the claims will be described. S100 corresponds to the destination setting means, S102 corresponds to the surrounding parking lot search means, and the external memory 19 corresponds to the storage means. S104 corresponds to the traffic jam information search means, S200 corresponds to the required time calculation means, S108 corresponds to the required time display means, S110 corresponds to the parking lot selection means, and S112 corresponds to the route setting means. S114 corresponds to route guidance means.

  In addition, this invention is not limited to the said embodiment, Based on the meaning of this invention, it can implement with a various form.

  For example, in the above embodiment, the time required for the route from the first destination to the second destination via the parking lot is calculated for each parking lot around the destination, and the calculated required time is calculated for each parking lot. In the example of the navigation device, the guidance route is set with the parking lot specified by the user as the destination, and the travel guidance is performed according to this guidance route, the calculated required time is guided for each parking lot. You may comprise as a parking lot guidance apparatus to do.

  Further, in the above embodiment, the process for the case of heading to the surrounding parking lot of the first destination has been shown, but it is also possible to use the information calculated in this process to provide travel guidance when returning home after the event ends. Good. For example, the route via the parking lot specified in S110 is stored in the external memory 19 among the routes that have the shortest return home time for each parking lot calculated by the processing for calculating the required return time for each parking lot in S200. The route may be stored, and after the event ends, the route stored in the external memory 19 with the shortest return time may be read and route guidance may be performed.

  Further, in the above embodiment, an example of returning to the user's home after the end of the event has been shown, but it is also possible to guide a parking lot that requires the shortest route time to reach a place other than the home after the end of the event. Good. For example, in the step of setting a destination in S100, the user specifies the destination (second destination) after the event together with the destination (first destination), and the first destination after the event ends. You may guide the parking lot where the time required for the route from the ground to the second destination is the shortest.

  In the above embodiment, in S108, the example of displaying a list of the minimum time required for returning home when passing through each parking lot as shown in FIG. 5 is shown. "Time required until", "Time required for each point to exit from the traffic jam from a specific parking lot" and "Time required for each location to exit from the traffic jam" may be displayed on the same screen. In this case, means such as walking or shuttle bus may be displayed.

  In the above-described embodiment, an example in which the database created in the information center 2 is stored in the external memory 19 of the navigation device 1 has been described. For example, the user creates and creates a database using a personal computer or the like. The database may be stored in the external memory 19 of the navigation device 1.

  Further, a screen for editing the database may be displayed on the display screen of the navigation device 1 so that the database stored in the external memory 19 can be edited in accordance with a user operation.

It is a figure which shows the structure of the navigation apparatus which concerns on one Embodiment of this invention. It is a figure for demonstrating the database which shows a traffic condition. It is a flowchart which shows the process which guides a suitable parking lot to a user. It is a flowchart which shows the process which calculates the time required for return for every parking lot. It is a figure which shows the example of a display which displays the time required for returning for every parking lot.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Navigation apparatus, 2 ... Information center, 11 ... Position detector, 12 ... Geomagnetic sensor,
13 ... Gyroscope, 14 ... Distance sensor, 15 ... GPS receiver,
16 ... Map data input device, 17 ... Operation switch group, 18 ... Control circuit,
DESCRIPTION OF SYMBOLS 19 ... External memory, 20 ... Display apparatus, 21 ... Audio | voice output apparatus, 22 ... Remote control sensor.

Claims (3)

Destination setting means for setting a first destination as an event venue;
Nearby parking lot search means for searching for a parking lot existing around the first destination set by the destination setting means,
Storage means for storing the time required to get out of the expected traffic congestion around the event venue after the event scheduled for each place,
A traffic jam information search unit that searches the storage unit for a time required to get out of a traffic jam expected around the first destination set by the destination setting unit;
For each parking lot searched by the surrounding parking lot search means, the time required to get out of the traffic jam expected around the first destination searched by the congestion information searching means is A required time calculating means for calculating a required time of a route from one destination to the second destination different from the first destination via the parking lot;
A parking lot guide device comprising: a required time display means for displaying the required time calculated by the required time calculation means on a display means for each parking lot. The required time required to get out of the traffic jam expected around the event venue stored in the storage means includes the required time from the event venue to each parking lot around the event venue, and the event venue. The required time from each parking lot in the vicinity of the event venue to the point of exit from the expected traffic jam around the event venue is included,
The required time calculation means is a time required from the event venue to each parking lot existing around the event venue, and exits from an expected traffic jam around the event venue from each parking lot existing around the event venue. The required time from the first destination to the second destination is calculated by adding the required time to the point and the required time from the point where the traffic jam is expected around the event venue to the second destination. The parking lot guidance device according to claim 1, wherein time is calculated. A parking lot selection means for selecting a parking lot specified by the user from the required time for each parking lot displayed on the display means;
Route setting means for setting a guide route with the parking lot selected by the parking lot selection means as a destination;
A navigation apparatus comprising: route guidance means for performing travel guidance according to the guidance route set by the route setting means.

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