JP4924564B2 - On-vehicle device, distribution system, and display method of parking lot entrance image in on-vehicle device - Google Patents

Description

  The present invention relates to a vehicle-mounted device, a distribution system, and a display method of a parking lot entrance image in the vehicle-mounted device.

  Conventionally, in-vehicle devices such as navigation devices have a function to display a guidance route to a destination, a function to search for parking lots around the road to the destination, business hours, parking restriction information, parking fees, etc. It has a function to display information about parking lots.

In addition, an imaging device is provided, and the position determined to have entered the parking lot is stored as an entrance, and the position and orientation of the parking frame and the parking are based on the image data taken by the imaging device as the vehicle travels within the parking lot. A navigation device that discriminates the direction in which frames are arranged and creates a map of a parking lot, and discloses a technique for guiding a parking lot according to the map on which the position of an entrance or the position of a parking frame is displayed (See Patent Document 1).
JP 2007-315956 A

  In a conventional navigation device, a mark is displayed at a set destination on a map screen. However, when the destination is a parking lot having a plurality of entrances, parking is displayed with the mark displayed. In many cases, the position of the parking lot and the entrance of the parking lot do not match, and the route guidance ends in the vicinity of the parking lot.

  Therefore, the user must search for the entrance of the parking lot by using a signboard or the like installed on the road near the parking lot. Even if you find the signboard at the entrance of the parking lot, when entering the entrance of the parking lot, the entrance of the parking lot differs depending on whether you turn right or left. When they are close to each other, the entrance of the parking lot to which the user should enter may be difficult to understand. In addition, when the road in front of the parking lot entrance is restricted such as one-way, it may be possible to enter the parking lot entrance only by a right turn or only a left turn. Therefore, there arises a problem that accidents and traffic jams are likely to occur around the entrance of the parking lot.

  In the technique described in the prior art document 1, a map of the parking lot cannot be created unless the vehicle actually travels to the parking lot and travels while photographing inside the parking lot. For this reason, it is not possible to display the entrance position of a parking lot that has not been visited. Moreover, since it is a guidance technique in a parking lot, it cannot be used for confirming the entrance of a parking lot when entering a desired parking lot or when searching for a parking lot.

  In view of the above problems, an object of the present invention is to make it easier to grasp the entrance of a parking lot and improve the convenience of guidance to the entrance of the parking lot.

  The invention according to claim 1 is a storage means for storing, for each entrance of each parking lot, display means and image data indicating a landscape including the entrance of the parking lot for each direction of entry to each entrance provided in the parking lot. And an input means for receiving an instruction to select any one of the plurality of parking lots stored in the storage means, and an image based on the image data of the entrance of the parking lot selected by the input means A vehicle-mounted device comprising: control means for displaying on the display means.

  The invention according to claim 2 is the vehicle-mounted device according to claim 1, wherein the image data is image data indicating a landscape including an entrance of the parking lot according to an approach direction to each entrance provided in the parking lot, or It is the photograph data which image | photographed the scenery containing the entrance of the said parking lot according to the approach direction to each entrance provided in the parking lot.

  Invention of Claim 3 is equipped with the position detection means to detect the present position information in the onboard equipment of Claim 1 or 2, The said storage means memorize | stores the positional information for every said parking lot, The input means accepts designation of a parking lot as a destination, and the control means is based on current position information detected by the position detection means and position information of the parking lot designated by the input means. Then, the approach direction to the entrance of the parking lot is determined, and image data of an image to be displayed on the display means is selected and displayed according to the determination result.

  According to a fourth aspect of the present invention, in the vehicle-mounted device according to any one of the first to third aspects, the storage means includes the parking ID information unique to each of the parking lots and the entrance of each parking lot. Storing first information including image data presence / absence information indicating presence / absence of image data and second information including the image data added to the first information according to the image data presence / absence information; , Referring to the first information including the parking lot ID information that matches the parking lot ID information of the parking lot that displays the image based on the image data on the display means, and in the image data presence information included in the first information In response, an image based on the image data of the second information added to the first information is displayed on the display means.

  Invention of Claim 5 is a delivery system provided with the onboard equipment as described in any one of Claim 1 to 4, and the center apparatus connected so that communication with the said onboard equipment was possible, The said center apparatus is An image storage means for storing information including a parking lot ID unique to each parking lot and the image data of each parking lot; a transmission control means for transmitting information stored in the image storage means to the vehicle-mounted device; A distribution system.

  The invention according to claim 6 is stored in the display means, storage means for storing image data indicating the scenery including the entrance of the parking lot for each entry direction to the entrance provided in the parking lot, and stored in the storage means. An input unit that receives an instruction to select any one of the plurality of parking lots, and a display method of a parking lot entrance image in the vehicle-mounted device, comprising: a parking lot entrance selected by the input unit; It is the display method of the parking lot entrance image in an onboard equipment which displays the image based on image data on the said display means.

  ADVANTAGE OF THE INVENTION According to this invention, it can be easy to grasp | ascertain the entrance of a parking lot, and the convenience of the guidance to the entrance of a parking lot can be improved.

First, the configuration will be described.
FIG. 1 shows a configuration diagram of a distribution system 100 in the present embodiment.
As shown in FIG. 1, the distribution system 100 includes an in-vehicle device 10 mounted on a vehicle C, roadside wireless devices 20A and 20B, a wireless communication access point 20C, and a center device 30. The roadside apparatuses 20A and 20B are connected to the center apparatus 30 via the network N1, and can perform DSRC communication with the vehicle-mounted device 10.
In the distribution system 100, the center apparatus 30 distributes content information to the vehicle-mounted device 10 via the roadside apparatus 20A, 20B. The content information will be described later.

  Further, in the distribution system 100, mutual communication by IP (Internet Protocol) communication is also possible between the center device 30 and the vehicle-mounted device 10. In DSRC communication, the vehicle-mounted device 10 only receives distribution of content information from the center device 30 within the communication area with the roadside apparatus 20A, 20B, but according to IP communication, the vehicle-mounted device is also outside the DSRC communication area. 10 can request the center device 30 to provide information.

  IP communication methods include PDC (Personal Digital Cellular), CDMA (Code Division Multiple Access), PHS (Personal Handyphone System) using wireless communication devices such as mobile phones, IEEE802.11a / b / g / h, etc. Any method such as a wireless local area network (LAN) of IEEE, WiMAX (Worldwide Interoperability for Microwave Access) of IEEE 802.16a / e / h may be used. The wireless communication access point 20C is a mobile phone base station that can be connected to the networks N2 and N3 according to the applied communication method, a host server, a wireless LAN router equipped with an antenna, etc., and the networks N2 and N3 are dedicated networks and the Internet. It is.

  As an example in the case of performing IP communication, a roadside wireless device 20B capable of supporting not only dedicated communication by DSRC communication but also general IP communication is provided, and the center device 30 and the vehicle-mounted device are provided via this roadside wireless device 20B. There is a method of performing IP communication with 10. Further, as shown in FIG. 1, the vehicle-mounted device 10 is connected to a wireless communication access point 20C provided in various places, and performs IP communication with the center apparatus 30 from the wireless communication access point 20C via the networks N2 and N3. There is also a method.

Hereinafter, each component device will be described.
FIG. 2 is a diagram for explaining a roadside wireless device and a roadside area.
The roadside radio apparatuses 20A and 20B are composed of a main body apparatus 21 and an antenna 22 as shown in FIG. The roadside apparatuses 20A and 20B radiate DSRC radio waves with a limited reach distance from an antenna 22 installed on the side of the road or above the road to form a mutual communication area Z in the vicinity of the roadside apparatuses 20A and 20B. . Bidirectional narrowband wireless communication is possible only with the vehicle-mounted device 10 of the vehicle C in the mutual communication area Z.

  DSRC is a communication method using radio waves in the 5.8 GHz band, and its communication range is, for example, several meters to several tens of meters. Since the DSRC transmission outputs from the roadside apparatus 20A and 20B are all set to the same level, the mutual communication area Z formed by each of the roadside apparatuses 20A and 20B is almost constant regardless of the installation location. is there.

  The main body device 21 performs a process for mediating exchange of information between the vehicle-mounted device 10 and the center device 30. That is, the information received from the vehicle-mounted device 10 via the antenna 22 is transferred to the center device 30, and the content information transmitted from the center device 30 is transferred to the vehicle-mounted device 10. As the main body device 21, a computer including a control unit that performs information processing and communication control, a storage unit, and the like can be applied. Note that the roadside apparatus 20B can perform not only dedicated communication by DSRC communication as described above but also general IP communication through DSRC communication.

  The vehicle-mounted device 10 is mounted on the vehicle C, and has a function of performing a process for using an ETC (Electric Toll Collection System) by DSRC in addition to a navigation function of performing a process for guiding to a guide route. Yes.

In FIG. 3, the structure of the onboard equipment 10 in this embodiment is shown.
As shown in FIG. 3, the vehicle-mounted device 10 includes a car navigation unit 1, a VICS (Vehicle Information and Communication System) module 2, a DSRC unit 3, a control unit 4, and an IP communication unit 5.

  The car navigation unit 1 includes a car navigation control unit 1a, a current location detection unit 1b, a map storage unit 1c, an input unit 1d, a display unit 1e, a storage unit 1f, a voice output unit 1g, and the like, and a route from the current location of the vehicle C to the destination And the navigation processing such as guiding the vehicle C to the destination according to the route is performed.

  The car navigation control unit 1a is set from the current location of the vehicle C via the input unit 1d based on the current location information detected from the current location detection unit 1b and the map DB (database) stored in the map storage unit 1c. Calculate the route to the destination. And the map screen for guide | inducing to the path | route calculated using map DB memorize | stored in the map memory | storage part 1c is produced | generated, and it displays on the display part 1e.

  The current location detection unit 1b includes various sensors such as a GPS antenna, an angle sensor, a direction sensor, and a distance sensor, and detects the current location of the vehicle C based on the detection results of these sensors. The GPS antenna detects a GPS signal transmitted from a GPS satellite. Further, the angle sensor detects the acceleration of the vehicle C indicating the amount of change in the moving direction, and the direction sensor detects the geomagnetism to detect the absolute direction of the vehicle C. The current location detection unit 1b generates position information (information such as longitude and latitude) indicating the current location of the vehicle C based on each detection result acquired from these sensors, and outputs the position information to the car navigation control unit 1a. That is, the current position detection unit 1b functions as a position detection unit that detects current position information.

  The map storage unit 1c is composed of a recording medium such as a memory or a DVD, and receives guide information (road information, traffic jam information, etc.) received via the map DB, parking lot DB, and VICS module 2 necessary for guidance display. Stores and functions as storage means. The map DB includes a map screen for display, information for route search, information on points such as facilities and parks, and the like. The point information includes, for example, a point name, latitude / longitude, address, telephone number, and the like.

The parking lot DB includes parking lot static information regarding each parking lot registered in advance.
FIG. 4 shows an example of parking lot static information.
As shown in FIG. 4, the parking lot static information includes parking lot ID information (hereinafter abbreviated as a parking lot ID) unique to each parking lot, and parking lot central coordinates (hereinafter referred to as central coordinates) indicating a representative position of the parking lot. Including the coordinates (entrance coordinates) of each entrance provided in the parking lot, and in this embodiment, entrance information having information on a maximum of 15 entrances, the name of the parking lot, the number of parking lots, and the parking lot configuration , Vehicle restrictions in the parking lot (restrictions on vehicle width, height, weight, vehicle type, etc.), parking opening hours, parking partner shops, parking lot facilities (handicapped, barrier-free, women-only space, Presence or number of toilets, motorcycles, etc.), parking fee payment means (multiple tickets, prepaid, credit card, cash, electronic money, etc.), parking reservation (reservation availability, URL, 2D Barcode, phone number, etc.) It includes extension data or the like including the extension data existence flag indicating whether or not there is extended data. The extension data presence / absence flag is a flag indicating 1 when extension data is added to the parking lot static information.

FIG. 5 shows an example of extended data added to the parking lot static information.
As shown in FIG. 5, the extended data added to the parking lot static information is provided in the parking lot and the extended area information including the number of entrances of the parking lot to which the extended data is added and the entrance layout. Entrance information for each entrance including photo data (left turn approach photo data, right turn approach photo data) as image data indicating the scenery including the entrance and the number of photos according to the approach direction to the entrance (left turn approach, right turn approach) , Including. Therefore, the extended data presence / absence flag is the photo data presence / absence information, the parking lot static information is the first information, and the extended data is the second information. In the present embodiment, the image data will be described as an example using photograph data obtained by taking a picture including the entrance of the parking lot according to the approach direction to each entrance provided in the parking lot. It may be image data indicating the scenery including the entrance of the parking lot according to the approach direction to each entrance provided in the car park.

  The input unit 1d includes a touch panel configured integrally with the operation keys and the monitor of the display unit 1e. The input unit 1d generates operation signals corresponding to these operations and outputs them to the car navigation control unit 1a.

The display unit 1e includes a monitor, and displays various types of information on the monitor according to display control of the control unit 4 and the car navigation control unit 1a. For example, a setting screen, a map screen, a content information screen received from the center device 30, and the like are displayed.
In addition, the display unit 1e in the present embodiment functions as a display unit that displays a screen including an image based on photo data (left turn approach photo data, right turn approach photo data).

The storage unit 1f includes a memory, and stores a control program executed by the control unit 4 and the car navigation control unit 1a, parameters and data necessary for executing the program, and the like.
In addition, the storage unit 1 f stores parking lot information, content information, and the like received from the center device 30.

  The audio output unit 1g includes an audio processing unit, a D / A converter, an amplifier, a speaker, and the like. The audio output unit 1g converts audio data instructed from the control unit 4 or the car navigation control unit 1a into an analog signal by a D / A converter and outputs the audio through a speaker. The voice output unit 1g generates a synthesized voice signal by the voice processing unit based on the phonogram character string data instructed from the control unit 4 or the car navigation control unit 1a, and outputs the voice through the speaker.

  The VICS module 2 includes antennas for optical communication, FM communication, and 2.4 GHz radio wave communication, and performs optical communication, FM communication, and radio wave communication with the VICS center. The VICS module 2 receives traffic jam information, road traffic information, and the like from the VICS center and outputs them to the control unit 4.

  The DSRC unit 3 includes a DSRC control unit 3a, a DSRC communication unit 3b, a storage unit 3c, an ETC / DSRC processing unit 3d, and an IC card I / F unit 3e. Communication processing for receiving content information from the center device 30 is performed.

The DSRC control unit 3a includes a CPU, a RAM, and the like, and controls the operation of each unit of the DSRC unit 3 in cooperation with a control program stored in the storage unit 3c.
For example, when performing payment by ETC, the communication operation of the DSRC communication unit 3b is controlled to transmit / receive payment information to / from the ETC base station (a radio base station provided near the ETC gate for performing ETC payment). Make it. In addition, the ETC / DSRC processing unit 3d performs a payment information writing process.

  Further, when the DSRC control unit 3a receives content information from the center device 30, the DSRC communication unit 3b sends the information stored in the uplink information storage area 3c1 of the storage unit 3c according to the instruction of the control unit 4 On the other hand, when the content information is received via the roadside wireless devices 20A and 20B by the DSRC communication unit 3b, the roadside wireless devices 20A and 20B are transmitted to the control unit 4.

  The DSRC communication unit 3b includes an antenna fixed in the vicinity of the windshield on the dashboard of the vehicle C, and transmits / receives DSRC radio waves to / from the roadside apparatus 20A, 20B, the ETC base station, and the like via the antenna. .

  The storage unit 3c stores a control program executed by the DSRC control unit 3a. In addition, an uplink information storage area 3c1 is provided in the storage unit 3c. The uplink information storage area 3c1 is a storage area provided exclusively for providing information to the center device 30, and stores the characteristic information of the vehicle-mounted device 10 in addition to the uplink information.

  The characteristic information refers to information related to device characteristics of the vehicle-mounted device 10. In the characteristic information, an ID (hereinafter referred to as “vehicle equipment ID”) allocated to each vehicle-mounted device 10, a language that the vehicle-mounted device 10 can support, a map geodetic system, a copyright management technology, a monitor resolution of the display unit 1 e, Information such as the compatibility of SVG (Scalable Vector Graphics) and the storage capacity capable of storing content information is included.

The uplink information is information used for selecting content information to be distributed in the center device 30. For example, when the user wishes to distribute content information including parking lot dynamic information of a parking lot, the center device 30 is information to be transmitted.
The uplink information is generated for each service provider by the control unit 4 with the content corresponding to the service provider, and the control unit 4 is constantly updated so as to be the latest content.

FIG. 6 shows an example of uplink information in the present embodiment.
As shown in FIG. 6, uplink information includes member information in a service provider with which the user has contracted for distribution of content information, and search position information indicating a position (search place) where the user wants to find a place such as a parking lot. (Latitude, longitude), mesh code information such as tertiary mesh code and tertiary mesh code version including the search location, information update request indicating whether or not to update the parking lot static information of the parking lot to be distributed, The latest information form flag indicating the update unit of the parking lot static information of the parking lot to be updated, the search condition item indicating the conditions of the parking lot to be searched, and the like are included. This search condition item includes various items such as a search condition presence / absence flag, an ID designation search for designating a parking lot ID, a start time / end time for parking, vehicle information to be parked, and other search conditions. The user can set the search location by inputting the search location using the input unit 1d. The control unit 4 sets a destination or current location as a search location when the user sets a destination or inputs a predetermined key during traveling, and sets search location information for uplink information.

  The ETC / DSRC processing unit 3d reads / writes settlement information and the like from / to a credit card with an IC or an ETC card inserted into and removed from the IC card I / F unit 3e.

  The IC card I / F unit 3e includes a slot for the credit card or the like, and mediates exchange of information between the IC such as a credit card inserted in the slot and the ETC / DSRC processing unit 3d.

The control unit 4 includes a CPU (Central Processing Unit) and a RAM (Random Access Memory).
In addition to performing various calculations in cooperation with a control program stored in the storage unit 1f, centralized control of each unit is performed. For example, the DSRC communication operation of the DSRC unit 3 and the IP communication operation of the IP communication unit 5 are controlled. The DSRC unit 3 is controlled in cooperation with the DSRC control unit 3a of the DSRC unit 3. In addition, the content information received from the center device 30 and the traffic information received via the VICS module 2 are stored and reproduced.

  In addition, the control unit 4 adds the photo data at the entrance of the parking lot included in the extended data added to the parking lot static information stored in the map storage unit 1c in the parking lot selected by the input unit 1d. A screen including an image based on the image (entrance photo screen) is displayed on the display unit 1e (display process when a parking lot is selected), or the current position detected by the current position detection unit 1b while the vehicle on which the vehicle-mounted device 10 is mounted is traveling Based on the information and the location information of the parking lot designated in advance by the input unit 1d, the approach direction to the entrance of the parking lot is discriminated, and the photographic data of the image displayed on the display unit 1e according to the discrimination result It functions as a control means for selecting and displaying an entrance photo screen including the selected photo data (display processing during travel).

  The IP communication unit 5 is configured to be connectable to a wireless communication device 40 such as a mobile phone, a PHS, and a LAN card, and performs IP communication with the center apparatus 30 via the wireless communication device 40 and the wireless communication access point 20C.

Next, the center device 30 will be described.
The center device 30 stores information on the parking lot (hereinafter also referred to as parking lot information) and distributes the information to the vehicle-mounted device 10. Although only one center device 30 is shown in FIG. 1, the center device 30 may be provided for each service provider that distributes parking lot information.

FIG. 7 shows a functional configuration of the center device 30.
The center device 30 includes a control unit 31, an input unit 32, a display unit 33, a storage unit 34, a communication unit 35, and the like. The center device 30 converts the parking lot dynamic information and parking lot dynamic information of each parking lot stored in the storage unit according to the characteristic information and uplink information received from the vehicle-mounted device 10 via the roadside wireless device. The added extended data and parking lot information such as parking lot static information are read out and distributed to the vehicle-mounted device 10.

The control unit 31 includes a CPU, a RAM, and the like, performs various calculations in cooperation with a control program stored in the storage unit 34, and centrally controls each unit.
For example, the control unit 31 performs control to read out the parking lot information stored in the storage unit 34 and distribute it to the vehicle-mounted device 10.

  The input unit 32 includes a keyboard or the like, receives an operation input, and outputs an operation signal corresponding to the operation input to the control unit 31.

  The display unit 33 includes a display, and displays various screens on the display according to display control of the control unit 31.

  The storage unit 34 stores various data necessary for executing the program in addition to the program executed by the control unit 31. Since the user performs membership registration when making a contract to subscribe to the parking lot information distribution service, the storage unit 34 stores specific information such as the name and address of the user registered as a member and is also owned by the user. Information such as the vehicle-mounted device ID of the vehicle-mounted device 10 to be stored is stored in a database for each user.

Moreover, the memory | storage part 34 has memorize | stored the parking lot information which should be delivered.
The parking lot information is composed of parking lot dynamic information, parking lot static update information, and the like. FIG. 8 shows an example of the format of the parking lot dynamic information, and FIG. 10 shows the format of the parking lot static update information.

The parking lot dynamic information shown in FIG. 8 is dynamic information of each parking lot from the coordinates designated by the vehicle-mounted device 10 up to the nearest 15 locations. Or it is the dynamic information of each parking lot of the maximum seven places designated by the user.
Whether the parking lot dynamic information includes the latest parking lot information presence / absence flag, the parking lot full / empty information count, other information presence / absence flags, the dynamic information of each parking lot, other information, and extended data Extended data including an extended data presence / absence flag indicating the The extension data presence / absence flag is a flag indicating 1 when extension data is added to the parking lot dynamic information.

FIG. 9 shows an example of extension data added to the parking lot dynamic information.
The extended data added to the parking lot dynamic information is distributed together with the parking lot dynamic information when the parking lot dynamic information is distributed. The extended data added to the parking lot dynamic information is a parking lot in which identification information indicating a parking lot corresponding to the extended data among the parking lots included in the parking lot dynamic information is stored in a bit layout for each parking lot. It is comprised from the parking lot identification information and the content of the extended data shown in FIG. Therefore, when there are a plurality of parking lots with extended data (for example, when there is extended data in parking lots 1, 3, and 5 of the parking lot dynamic information), the extended data is formed for each parking lot. The parking lot dynamic information is appended with a plurality of extension data.

As dynamic information (parking lot 1 to parking lot 15) of each parking lot, the parking lot ID, the entrance information indicating the opened entrance among the entrances provided in the parking lot indicated by the parking lot ID, the business Setting information indicating start time, initial fee, additional fee, etc., congestion status according to the number of parked vehicles in the parking area by entrance (full, congested, empty, etc. state, hereinafter also referred to as full information) 1-15 full information indicating the number of vacancies and the number of vacancies, information update time indicating the date and time when these pieces of information were updated, and the like.
Full parking is the situation where the number of parked cars has reached the maximum number of cars that can be parked, congestion is the situation where the number of parked cars is less than the number of cars that can be parked and is greater than or equal to the preset number, and empty cars are the number of parked cars This classification is based on the ratio of the number of cars parked in the parking lot and the number of cars parked in the parking lot.

The parking lot static update information shown in FIG. 10 is information for updating the parking lot static information stored in the vehicle-mounted device 10. For example, the number of tertiary meshes including static information of the parking lot to be updated, information on information on each tertiary mesh, and the like.
The information of each tertiary mesh includes a tertiary mesh code, version information of the tertiary mesh, the number of parking lots included in the tertiary mesh, static information of each parking lot, and the like. The static information of each parking lot has the same format as the static information of each parking lot in the parking lot DB shown in FIG.

Note that the center device 30 may have a function of distributing content information including parking lot information. FIG. 11 shows an example of the content information format in this case.
As shown in FIG. 11, the content information includes a plurality of pieces of information characterized by identification codes (IDs) classified according to the information contents.

  The configuration ID information with ID = 00 indicates (describes) a list of IDs of information included in the content information. By referring to the configuration ID of ID = 00, it is possible to determine which information is included in the content information.

  The service provider information of ID = 01 is information for specifying the service provider, and is, for example, a provider code.

  The information providing company information with ID = 02 is detailed information regarding the content information. For example, the company code indicating the content providing source assigned by the service provider, and the service provider uniquely assigned to each content information. Information code, preference data category indicating information category, and the like.

  The reproduction condition of ID = 03 is information regarding the reproduction condition of the content information, and includes, for example, an immediate / accumulated code. The immediate / accumulation code is an identifier indicating whether the content is to be reproduced immediately after completion of reception or whether the received content information is accumulated as content that can be used outside the mutual communication area Z.

  The expiration date of ID = 04 is information indicating the expiration date of the content. For example, the start date / time indicating the start date / time of the content expiration date and the end date / time indicating the end date / time are indicated in seconds. Yes.

  The provision time of ID = 05 is business hours of a store or the like indicated by the content.

  The control point information of ID = 10 is information about a target point such as a store or a facility that can provide a service. The target point information includes, for example, target point coordinates (latitude and longitude), target point display text indicating the target point name, etc., display character data that is information to be provided such as description and advertisement of the target point, information, It consists of display image data, phonetic character string data, URL for providing information on a target point by wireless communication, partner parking information, and the like. The affiliated parking lot information is information relating to a parking lot designated for affiliation at the target point, for example, parking lot ID information indicating a parking lot designated for affiliation.

  The transition information of ID = 30 is information used when a plurality of content information images (images of target point information of ID = 10) are transitioned and displayed. The transition information includes a next reproduction information code. The next reproduction information code is an information code indicating the content information of the next transition destination image.

  The parking lot dynamic information with ID = 50 is the same information as the parking lot dynamic information of the parking lot information shown in FIG.

  The parking lot static information with ID = 51 is the same information as the parking lot static information shown in FIG. When the vehicle-mounted device receives the parking lot static information with ID = 51, it updates the information in the parking lot DB. Therefore, the parking lot static information of ID = 51 becomes update information of the parking lot DB of the vehicle-mounted device 10.

  In addition to the above, ID = 20 indicating a pop-up reproduction point (information providing point) of content, ID = 40 indicating detailed information used for realizing skewering search, ID = 60 indicating driving support information, preference data In addition to this, ID = 80 or the like may be assigned to a different number to define new information content.

Content information created in advance including the information of each ID is stored in the storage unit, and at the time of distribution, the control unit selects content information to be distributed among the content information. That is, the information of each ID is not necessarily included in the content information, but is included in the content information as necessary.
For example, there is information characterized by a certain content information ID = 00-05, and another certain content information has information characterized by ID = 00-05, ID = 51, ID = 60. ID = 00 to 05 is basic information, and all content information has information of these IDs.

Next, the operation of the present embodiment will be described.
In FIG. 12, the flowchart of the display process at the time of the parking lot selection in this embodiment is shown.
The process shown in FIG. 12 is executed by the control unit 4 of the vehicle-mounted device 10 in cooperation with the car navigation control unit 1a and each unit in the car navigation unit 1.

  First, the control unit 4 determines whether or not a destination is set (step S1). When the destination is set (step S1; Yes), the control unit 4 displays the display item selection screen G1a on the display unit 1e.

FIG. 13 shows an example of the display item selection screen G1a.
As shown in FIG. 13, the display item selection screen G1a is provided with a map image region E10 for displaying a map image including a set point such as a destination or a search location, and a selection item region E20. In this selection item area E20, a point information area E20a for displaying information such as a set point name, address, and telephone number, a destination button B1, a point registration button B2, a passing point button B3, and a nearest search button B4, parking lot button B5, map button B6, detail button B7, etc. are provided.

  The destination button B1 is a button for accepting an instruction to set a point displayed in the point information area as a destination. The nearest search button B4 is a button for accepting an instruction to search for the nearest parking lot (nearest parking lot) among the parking lots included within a preset range centered on the spot displayed in the spot information area. It is. The parking lot button B5 is a button that can be selected when there is a partner parking lot at the spot displayed in the spot information area, and is a button that receives an instruction to display a list screen of the partner parking lot. The map button B6 is a button for receiving an instruction to display the map image area E10 on the front surface of the screen. The detail button B7 is a button for accepting an instruction to display a screen including detailed information of a point displayed in the point information area (for example, information such as store opening hours when the point is a store). .

  After displaying the destination display item selection screen G1a, the control unit 4 has a partner parking lot at the destination, and the parking lot button B5 is displayed in a selectable manner. It is determined whether or not B5 has been pressed (step S2). Whether or not there is a tie-up parking lot at the destination is determined based on the tie-up parking information of ID = 10 of the content information corresponding to the destination or the information of the tie-up store included in the parking lot static information. To do.

  When the parking lot button B5 is pressed (step S2; Yes), the control unit 4 causes the display unit 1e to display a list screen of destination partner parking lots (step S3). The control unit 4 may transmit uplink information including the parking lot ID of the partner parking lot to the center device, and may receive dynamic parking information including full / vacant information of the partner parking lot from the center device. .

FIG. 14 shows an example of a partner parking lot list screen G2a.
As shown in FIG. 14, on the list screen G2a of the affiliated parking lot, a map image area E10 in which parking lot marks Ma to Mc are displayed at the location of the affiliated parking lot, the name of the affiliated parking lot, and the associated parking lot Detail buttons B11a to B11c for receiving an instruction to display a parking lot detail screen showing detailed information and a return button B12 for receiving an instruction to return to the display item selection screen G1a are provided. In addition, when the parking lot dynamic information is received from the center device, each parking lot mark of the partner parking lot may be displayed in a different color or size according to the fullness information.

  On the other hand, when the destination is not set (step S1; No), the control unit 4 accepts the setting of the search location (step S4), and displays the search item display item selection screen G1b according to the search location setting. Display.

  In order to accept the search location setting in step S4, first, a screen for accepting the input of the search location condition is displayed on the display unit 1e, and the input of the search location condition is accepted. The search location conditions include, for example, the facility name, address, telephone number, points previously registered in the storage unit 1f, past destinations, homes, and the like. Then, a display item selection screen is displayed on the display unit 1e in accordance with the input search location condition.

  When a certain point can be specified according to the search condition, the same screen G1a as in FIG. 13 is displayed. However, when a certain point is not specified according to the search condition, as shown in FIG. A display item selection screen G1b is displayed. As shown in FIG. 15, when a point is not specified according to the search condition, a map in a range corresponding to the search place condition is displayed in the map image area E10, and the point information area E20a of the selection item area E20 is displayed. The search condition is displayed on the screen. In addition, since the point is not specified, the destination button B1, the point registration button B2, the passing point button B3, the nearest search button B4, the parking lot button B5, and the detail button B7 are in a non-selectable state. In this case, when the map button B6 is pressed, the map image area E10 is displayed on the front surface of the screen, an instruction to move the map in the map image area by scrolling is accepted, and an instruction to specify the search location is accepted. When a search location specifying instruction is accepted, a screen similar to FIG. 13 is displayed. Even when the destination is set, when the map button B6 is pressed, the designated position on the map image area E10 is accepted and set as the destination or search place.

  The control unit 4 displays the search location display item selection screen G1a (after step S4) or if there is no partner parking lot at the destination and the parking lot button B5 is not pressed (step S2; No), Alternatively, it is determined whether or not the nearest parking lot at the search location is searched, that is, whether or not the nearest search button B4 is pressed (step S5), and the nearest parking lot is not searched (step S5; No). Return to step S5.

  When searching for the nearest parking lot, that is, when the nearest search button B4 is pressed (step S5; Yes), the control unit 4 executes the nearest parking lot search process for the destination or the search place (step S5). S6).

  The nearest parking lot search process in step S6 is, for example, searching for a parking lot included in a preset range from the location information of the destination or search location with reference to the parking lot static information in the parking lot DB. And it is the process which lists the preset number of parking lots in the order close to the said destination or search place among the searched parking lots. In addition, the control unit 4 transmits uplink information including the parking lot IDs of the listed parking lots to the center device, and receives parking lot dynamic information including the full availability of the parking lot from the center device. Also good.

  After the nearest parking lot search process (after step S6), the control unit 4 displays a list screen of the nearest parking lots searched and listed on the display unit 1e (step S7).

FIG. 16 shows an example of the nearest parking lot list screen G2b.
As shown in FIG. 16, the nearest parking lot list screen G2b includes a map image area E10 in which parking lot marks Ma to Mc are displayed at the position of the searched nearest parking lot, the name of the nearest parking lot, and Detail buttons B11a to B11c for receiving an instruction to display a parking lot detail screen showing detailed information of the nearest parking lot, and a return button B12 for receiving an instruction to return to the display item selection screen are provided. In addition, when the parking lot dynamic information is received from the center device, each parking lot mark of the nearest parking lot may be displayed in different colors or sizes according to the fullness information.

  After the list screen G2a of the partner parking lot or the list screen G2b of the nearest parking lot is displayed (after step S3 or step S7), the control unit 4 is displayed when any one of the detail buttons is pressed. When an instruction to display a parking lot detail screen showing detailed information on any of the parking lots is received (step S8), the parking lot detail screen is displayed on the display unit 1e (step S9). Even when any parking lot mark on the partner parking lot list screen G2a is pressed, the parking lot details of the parking lot corresponding to the pressed parking lot mark are the same as when the detail button is pressed. The screen is displayed on the display unit 1e.

  In step S9, the control unit 4 refers to the parking lot static information including the parking lot ID that matches the parking lot ID of the parking lot selected by pressing the detail button or the parking lot mark. For example, the number of accommodations, business hours, etc.) are read out, and a parking lot detail screen based on the detailed information is displayed on the display unit 1e.

FIG. 17 shows an example of the parking lot detail screen G3.
As shown in FIG. 17, on the parking lot detail screen G3, a map image in which parking lot marks Ma to Mc of different colors or sizes are displayed at the positions of the partner parking lot or the nearest parking lot according to the fullness information. An area E10, a detailed display area E30 for displaying detailed information of the selected parking lot, a destination button B1, a photo button B31, an entrance button B32, and a return button B33 for accepting an instruction to return to the previous screen Is provided. In addition, you may perform the highlight display which displays the color of the parking lot mark of the selected parking lot in a color brighter than other parking lot marks, or a conspicuous color.

  The photo button B31 is displayed to be selectable when the extended data presence flag of the parking lot static information of the parking lot corresponding to the pressed detail button is 1, and is set in advance when the photo button B31 is pressed. It is a button which receives the display of the photograph data of the said parking lot entrance.

  The entrance button B32 is displayed so that it can be selected when a plurality of entrances are provided in the parking lot corresponding to the pressed detail button, and the entrance where photo data is displayed when the photo button B31 is pressed. It is a button for receiving an instruction to display an entrance setting screen to be changed.

FIG. 18 shows an example of the entrance setting screen G4.
As shown in FIG. 18, on the entrance setting screen G4, the map image area E10 in which parking lot marks Ma to Mc are displayed at the location of the partner parking lot or the nearest parking lot, and the parking lot corresponding to the pressed detail button. An entrance selection area E40 in which entrance marks B41 to B43 for identifying each entrance are selectably displayed at the location of each entrance on the map around the parking lot including the parking lot and an instruction to return to the parking lot details screen are accepted. A return button B44 is provided. By selecting any of the entrance marks, it is possible to accept the entrance setting for displaying the photo data.

  After displaying the parking lot details screen (after step S9), the control unit 4 determines whether or not the photograph button B31 has been pressed and an instruction to display the set entrance photo data has been received (step S10). ) If the photo button B31 is not pressed (step S10; No), the process returns to step S10.

  When the photograph button B31 is pressed (step S10; Yes), the control unit 4 refers to the extended data added to the parking lot static information, and includes the photograph included in the set entrance information. Data (left turn approaching photo data, right turn approaching photo data) is read out, an image based on the photo data is generated, an entrance photo screen for displaying the image is displayed (step S11), and the process ends.

FIG. 19 shows an example of the entrance photo screen G5.
As shown in FIG. 19, on the entrance photo screen G5, the left turn approach image based on the photograph data obtained by photographing the scenery including the entrance from the road side according to the set entrance directions (left turn approach direction, right turn approach direction). EL, a right turn approach image ER, and a return button B51 for receiving an instruction to return to the parking lot details screen are provided. When there is no photograph data in one approach direction, an image based on the photograph data in the other approach direction, that is, one image is displayed.

  In step S10, when the photograph button B31 is pressed, it is confirmed whether the destination is set. When the destination is set, the route from the destination to the parking lot is searched for and parking is performed. You may make it detect the approach direction to the entrance of a parking lot, and may display the photograph data (any one of left turn approach photograph data or right turn approach photograph data) corresponding to an approach direction.

Next, the traveling display process will be described.
FIG. 20 shows a flowchart of the travel time display process in this embodiment.
The process illustrated in FIG. 20 is executed by the control unit 4 of the vehicle-mounted device 10 in cooperation with the car navigation control unit 1a and each unit in the car navigation unit 1. This process is a process executed when the vehicle on which the vehicle-mounted device is mounted is traveling.

  Based on the position information included in the parking lot static information of the target parking lot and the position information of the current location detected by the current location detection unit 1b, the control unit 4 determines the distance (arrival between the target parking lot and the current location). Distance), and the time (arrival time) required to reach the target parking lot from the current location is calculated based on the reach distance and the traveling speed of the vehicle.

  Here, the destination parking lot when the destination is set and the destination parking lot when the destination is not set will be described.

When the destination is set, the route guidance process to the destination is being executed by the car navigation unit 1. If the destination is set and there is a partner parking lot at the destination, the partner parking lot set by the input unit 1d by the user before this processing is executed is designated as the destination parking lot. To do. In this case, the position information of the target parking lot is the coordinates of the entrance of the partner parking lot. When a plurality of entrances are provided in the partner parking lot, the entrance coordinates are set in advance or the entrance coordinates set by the input unit 1d.
In addition, the change of the destination by a user's input may be performed automatically by automatically selecting a parking lot where the car navigation unit 1 can be parked according to a user setting.

  For example, when the distance from the current location to the destination becomes a preset distance, when the partner parking lot is present at the destination, the control unit 4 includes uplink information including the parking lot ID of the partner parking lot. To the center device, and from the center device, the parking lot dynamic information including the vacancy information of the tie-up parking lot is received, and the parking lot with a different color or size according to the vacancy information is displayed. The vehicle list screen (FIG. 14) is displayed. On this screen, when a parking lot mark is selected and the destination button B1 is pressed, the parking lot corresponding to the parking lot mark is changed to a new destination, and this parking lot becomes the destination parking lot. In addition, the change of the destination by a user's input may be performed automatically by automatically selecting a parking lot where the car navigation unit 1 can be parked according to a user setting.

  Further, when the detail button on the list screen of the partner parking lot is pressed and the detail screen (FIG. 17) of the parking lot corresponding to the detail button is displayed, when the destination button B1 is pressed on this screen, The parking lot displayed on the detailed screen is changed to a new destination, and this parking lot becomes the destination parking lot. Furthermore, when the entrance button on the parking lot details screen is pressed and the entrance setting screen (FIG. 18) is displayed, when the destination button B1 is pressed on this screen, the entrance setting screen is displayed. The existing parking lot is changed to a new destination, and this parking lot becomes the destination parking lot, and the coordinates of the entrance selected on the screen are the position information of the destination parking lot.

  If there is no partner parking lot at the destination, the nearest parking lot within the preset range centered on the destination set by the input unit 1d by the user before this processing is executed A parking lot. In this case, the location information of the target parking lot is the coordinates of the entrance of the nearest portable parking lot. When a plurality of entrances are provided in the nearest parking lot, the entrance coordinates set in advance or the entrance coordinates set by the input unit 1d are used.

  For example, when the distance from the current location to the destination becomes a preset distance, the control unit 4 executes the nearest parking lot search process when there is no partner parking lot at the destination. And the uplink information including the parking lot ID of the nearest parking lot listed is transmitted to the center device, the parking lot dynamic information including the full availability of the parking lot is received from the center device, and the fullness information The list screen (FIG. 16) of the nearest parking lots on which parking lot marks having different colors or sizes are displayed is displayed. On this screen, when a parking lot mark is selected and the destination button B1 is pressed, the parking lot corresponding to the parking lot mark is changed to a new destination, and this parking lot becomes the destination parking lot. Further, when the detail button on the list screen of the nearest parking lot is pressed and the detail screen (FIG. 17) of the parking lot corresponding to the detail button is displayed, the destination button B1 is pressed on this screen. The parking lot displayed on the detailed screen is changed to a new destination, and this parking lot becomes the destination parking lot. In addition, the change of the destination by a user's input may be performed automatically by automatically selecting a parking lot where the car navigation unit 1 can be parked according to a user setting.

  Furthermore, when the entrance button on the parking lot details screen is pressed and the entrance setting screen (FIG. 18) is displayed, when the destination button B1 is pressed on this screen, the entrance setting screen is displayed. The existing parking lot is changed to a new destination, and this parking lot becomes the destination parking lot, and the coordinates of the entrance selected on the screen serve as the location information of the destination parking lot, and route guidance is executed.

  When the destination is not set, the route guidance process to the destination is not executed by the car navigation unit 1. When the destination is not set, the parking lot closest to the current position information is set as the destination parking lot among the parking lots set by the user using the input unit 1d before this processing is executed. In this case, the position information of the target parking lot is the coordinates of the entrance of the parking lot. If there are a plurality of entrances in the parking lot, the entrance coordinates are set in advance.

  The control unit 4 determines whether the arrival distance is within a predetermined distance (for example, 500 m), or whether the arrival time is within a predetermined time (for example, 30 seconds) ( Step S21), if the arrival distance is not within the predetermined distance set in advance and the arrival time is not within the predetermined time set in advance (step S21; No), the process returns to step S1.

  The control unit 4 determines that the arrival distance is within a predetermined distance (for example, 500 m) set in advance, or the arrival time is within a predetermined time (for example, 30 seconds) (step S21; Yes) With reference to the parking lot static information of the target parking lot, it is determined whether or not the extended data presence / absence flag is 1. If the extended data presence / absence flag is 1, it is set as the location information of the destination parking lot It is determined whether or not there is photo data in the entrance information corresponding to the entered entrance (step S22). If there is no photo data (step S22; No), this processing is terminated.

  When the extended data presence / absence flag is 1 and there is photograph data in the entrance information corresponding to the entrance set as the location information of the target parking lot (step S22; Yes), the control unit 4 has the map DB and the current location. Based on the information, the direction of entry from the lane to the entrance of the target parking lot, that is, the position of the target parking lot with respect to the traveling direction of the vehicle (the entrance of the target parking lot is One of the positions) is determined (step S23). When the destination parking lot is set as a new destination, the approach direction from the road to the entrance of the destination parking lot is determined based on the guidance route.

  The control unit 4 determines whether or not there is photo data at the position determined in step S23 among the photo data corresponding to the entrance set as the position information of the target parking lot (step S24). For example, if the determination position in step S23 is the right side, it is determined whether there is right-turn entry photo data, and if the determination position is the left side, it is determined whether there is left-turn entry photo data.

  When there is no photo data at the discrimination position (step S24; No), the control unit 4 ends this process. When there is photo data at the discrimination position (step S24; Yes), the control unit 4 generates an image based on the photo data. Then, the entrance photograph screen for displaying the image is displayed (step S25), and this process is terminated. At this time, a message indicating that the vehicle is close to the entrance of the target parking lot, such as “I will soon be in the △ direction, XX parking lot entrance”, and a message indicating the parking lot position (direction) relative to the direction of travel are spoken. It is preferable to notify by voice or the like by the output unit 1g.

FIG. 21 shows an example of the traveling entrance photo screen G6 displayed in step S25.
As shown in FIG. 21, the travel entrance photo screen G6 includes a current location mark M1 indicating the current location, a map image area E10 in which the parking lot mark M2 is displayed at the location of the target parking lot, and an entrance corresponding to the determination location. Is provided with an entrance image E60 based on photograph data obtained by photographing the scenery including the entrance from the approach direction (left turn approach direction, right turn approach direction) from the road side, and a return button B61 for receiving an instruction to return to the previous screen. .

  The on-vehicle device 10 described above has been described with reference to the example of displaying the photo data as the image data of the extended data added to the parking lot static information of the parking lot DB. However, the on-vehicle device 10 is added to the parking lot static information. The image data of the extended data added to the parking lot dynamic information distributed from the center device 30 and stored in the storage unit 1f may be displayed instead of the image data of the extended data.

  FIG. 22 shows a flowchart of processing in which the vehicle-mounted device requests parking lot dynamic information from the center device, and FIG. 23 shows a flowchart of processing in which the center device transmits parking lot dynamic information based on the uplink information.

  The control part 4 of the onboard equipment 10 discriminate | determines whether the destination is set (step S31). When the destination is not set (step S31; No), the control unit 4 accepts the search location condition setting (step S32), and determines whether or not the search location is set based on the search location condition setting. If the search location is not set (step S33; No), the process is terminated.

  When the destination is set (step S31; Yes), or when the search location is set (step S33; Yes), the control unit 4 determines whether there is a partner parking lot at the destination or the search location. Is discriminated (step S34).

  When there is a partner parking lot (step S34; Yes), the control unit 4 causes the display unit 1e to display a list screen of partner parking lots at the destination or the search destination (step S35), and moves the partner parking lot to the parking lot. It is determined whether or not an instruction to set a parking lot for acquiring target information has been input by the input unit 1d (step S36).

  The control part 4 sets the parking lot ID of the partner parking lot in the uplink information when an instruction to set the partner parking lot to the parking lot for acquiring the parking lot dynamic information is input (step S36; Yes). Step S37).

  When there is no partner parking lot (step S34; No), or when an instruction to set the partner parking lot as a parking lot for acquiring the parking lot dynamic information is not input (step S36; No), the control unit 4 Or it is discriminate | determined whether the instruction | indication of whether to set the parking lot which acquires parking lot dynamic information from a search place was input by the input part 1d (step S38), and the said instruction | indication is not input (step) S38; No), this process ends.

  When the input unit 1d inputs an instruction as to whether or not to set a parking lot for acquiring the parking lot dynamic information based on the destination or the search location (Step S38; Yes), the control unit 4 determines the destination or the search location. The third mesh code and the third mesh code version are extracted from the latitude and longitude of the first, and the third mesh code and the third mesh code version are set in the uplink information as mesh code information (step S39).

  The control unit 4 further determines whether or not a search condition is input by the input unit 1d (step S40). When there is input of vehicle information and search conditions (step S40; Yes), the input vehicle information and search A condition is added to the uplink information (step S41).

  After step S37, step S40; No or step S41, the control unit 4 transmits the set uplink information at a predetermined timing (for example, when reaching the destination at a predetermined distance or when reaching the destination at a predetermined time). It transmits to the center apparatus 30 (step S42), and this process is complete | finished.

  When receiving the uplink information (step S51), the control unit 31 of the center apparatus 30 determines whether or not the parking lot ID is included in the ID designation search of the received uplink information (step S52). When the parking lot ID is included (step S52; Yes), the parking lot dynamic information of the parking lot corresponding to the parking lot ID is transmitted to the vehicle-mounted device 10 (step S53), and this process ends.

  When the parking lot ID is not included in the uplink information (step S52; No), the control unit 31 determines whether vehicle information and search conditions are included in the uplink information (step S54). If the information and the search condition are included (step S54; Yes), the parking lot movement of the parking lot that conforms to the vehicle information and the search condition and in which the predetermined number of vacant information is not full in order from the destination or the search place Target information is transmitted to the vehicle-mounted device 10 (step S55), and this process is terminated.

  When the uplink information does not include vehicle information and search conditions (step S54; No), the control unit 31 is a parking lot of a parking lot in which a predetermined number of full availability information is not full in order from the destination or the search location. Dynamic information is transmitted to the onboard equipment 10 (step S56), and this process is complete | finished.

  In addition, when the control part 31 transmits parking lot dynamic information, it is a case where extended data is added to the said parking lot dynamic information, Comprising: The image data (left turn approach photography data, When the right turn approaching photo data) is included, the image data captured when transmitting the parking lot dynamic information (in real time) may be image data included in the extended data.

  When the vehicle-mounted device 10 receives the parking lot dynamic information from the center device 30, the on-vehicle device 10 stores the received parking lot dynamic information in the storage unit 1f. When there is parking lot dynamic information with the same parking lot ID, it is overwritten and stored.

  As described above, according to the present embodiment, it is easy to grasp the entrance of the parking lot, and the convenience of guidance to the entrance of the parking lot can be improved.

  Of course, the present invention is not limited to the above-described embodiment, but can be modified as appropriate.

It is a block diagram of a delivery system. It is a figure for demonstrating a roadside radio | wireless apparatus and a roadside area. It is a figure which shows the structure of onboard equipment. It is a figure which shows the example of parking lot static information. It is a figure which shows the example of the expansion data added to parking lot static information. It is a figure which shows the example of uplink information. It is a figure which shows the functional structure of a center apparatus. It is a figure which shows an example of the format of parking lot dynamic information. The example of the extension data added to parking lot dynamic information is shown. It is a figure which shows an example of the format of parking lot static update information. It is a figure which shows the example of a format of content information. It is a flowchart of a display process when a parking lot is selected. It is a figure which shows the example of a display item selection screen. It is a figure which shows the example of the list screen of a partner parking lot. It is a figure which shows the example of a display item selection screen. It is a figure which shows the example of the list screen of the nearest parking lot. It is a figure which shows the example of a parking lot detail screen. It is a figure which shows the example of an entrance setting screen. It is a figure which shows the example of an entrance photograph screen. It is a flowchart of a display process at the time of travel. It is a figure which shows the example of a driving | operation entrance photo screen. It is a flowchart of the process in which an onboard equipment requests | requires parking lot dynamic information from a center apparatus. It is a flowchart of the process which a center apparatus transmits parking lot dynamic information based on uplink information.

Explanation of symbols

1 Car navigation unit 1a Car navigation control unit 1b Current location detection unit 1c Map storage unit 1d Input unit 1e Display unit 1f Storage unit 1g Audio output unit 2 VICS module 3 DSRC unit 3a DSRC control unit 3b DSRC communication unit 3c Storage unit 3c1 Uplink information storage Area 3d ETC / DSRC processing unit 3e IC card I / F unit 4 Control unit 5 IP communication unit 10 On-board unit 20A, 20B Roadside radio device 20C Wireless communication access point 21 Main unit 22 Antenna 30 Center device 31 Control unit 32 Input unit 33 Display unit 34 Storage unit 35 Communication unit 40 Wireless communication device 100 Distribution system B1 Destination button B2 Point registration button B3 Passing point button B4 Nearest search button B5 Parking button B6 Map button B7 Detail buttons B11a to B11c Detail button B12 Back button B31 copy Button B32 Entrance button B33 Back button B41-B43 Entrance mark B44 Back button B51 Back button B61 Back button C Vehicle E10 Map image area E20 Selection item area E20a Point information area E30 Detailed display area ER Right turn entry image EL Left turn entry image E60 Entrance image G1a Display item selection screen G1b Display item selection screen G2a Partner parking lot list screen G2b Nearest parking lot list screen G3 Parking lot detail screen G4 Entrance setting screen G5 Entrance photo screen G6 Traveling entrance photo screen Ma to Mc Parking lot mark M1 Present location mark M2 Parking lot mark N1, N2, N3 Network Z Mutual communication area

Claims (6)

Display means;
Storage means for storing image data indicating the scenery including the entrance of the parking lot according to the approach direction to the entrance provided in the parking lot;
Input means for receiving an instruction to select any one parking lot from a plurality of parking lots stored in the storage means;
Control means for causing the display means to display an image based on the image data of the entrance of the parking lot selected by the input means;
On-vehicle device equipped with. The image data is
Image data showing the scenery including the entrance of the parking lot according to the approach direction to each entrance provided in the parking lot or the scenery including the entrance of the parking lot according to the entrance direction to each entrance provided in the parking lot Photo data
The vehicle-mounted device according to claim 1. Comprising position detecting means for detecting current position information;
The storage means
Store location information for each parking lot,
The input means accepts designation of a parking lot as a destination,
The control means includes
Based on the current position information detected by the position detection means and the position information of the parking lot designated by the input means, the approach direction to the parking lot entrance is determined, and according to the determination result Selecting and displaying image data of an image to be displayed on the display means;
The in-vehicle device according to claim 1 or 2. The storage means
First information including unique parking lot ID information and image data presence / absence information indicating presence / absence of the image data at the entrance of each parking lot, and added to the first information according to the image data presence / absence information Second information including the image data to be stored,
The control means includes
According to the image data presence / absence information included in the first information with reference to the first information including the parking lot ID information that matches the parking lot ID information of the parking lot that displays the image based on the image data on the display means. An image based on the image data of the second information added to the first information is displayed on the display means.
The in-vehicle device according to any one of claims 1 to 3. In a delivery system provided with the onboard equipment according to any one of claims 1 to 4 and a center device communicably connected to the onboard equipment,
The center device is
Image storage means for storing information including a parking lot ID unique to each parking lot and the image data of each parking lot;
Transmission control means for transmitting information stored in the image storage means to the vehicle-mounted device;
Having a distribution system. One of the display means, storage means for storing image data indicating the scenery including the entrance of the parking lot for each direction of entry to the entrance provided in the parking lot, and a plurality of parking lots stored in the storage means An input means for receiving an instruction to select one parking lot, and a display method of a parking lot entrance image in an in-vehicle device comprising:
Displaying on the display means an image based on the image data of the entrance of the parking lot selected by the input means;
A display method of a parking lot entrance image in an in-vehicle device.

Images