WO2007037281A1 - 周辺検索データ作成システム、周辺検索システム、周辺検索データ作成方法、周辺検索方法及びナビゲーション装置 - Google Patents
周辺検索データ作成システム、周辺検索システム、周辺検索データ作成方法、周辺検索方法及びナビゲーション装置 Download PDFInfo
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- WO2007037281A1 WO2007037281A1 PCT/JP2006/319191 JP2006319191W WO2007037281A1 WO 2007037281 A1 WO2007037281 A1 WO 2007037281A1 JP 2006319191 W JP2006319191 W JP 2006319191W WO 2007037281 A1 WO2007037281 A1 WO 2007037281A1
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- Prior art keywords
- data
- facility
- search
- peripheral search
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/40—Data acquisition and logging
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/34—Route searching; Route guidance
- G01C21/36—Input/output arrangements for on-board computers
- G01C21/3679—Retrieval, searching and output of POI information, e.g. hotels, restaurants, shops, filling stations, parking facilities
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/29—Geographical information databases
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
- G08G1/0968—Systems involving transmission of navigation instructions to the vehicle
- G08G1/0969—Systems involving transmission of navigation instructions to the vehicle having a display in the form of a map
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B29/00—Maps; Plans; Charts; Diagrams, e.g. route diagram
- G09B29/10—Map spot or coordinate position indicators; Map reading aids
- G09B29/106—Map spot or coordinate position indicators; Map reading aids using electronic means
Definitions
- Peripheral search data creation system Peripheral search data creation system, peripheral search system, peripheral search data creation method, peripheral search method, and navigation device
- the present invention relates to a peripheral search data creation system, a peripheral search system, a peripheral search data creation method, a peripheral search method, and a navigation device.
- the current position of the vehicle is detected by a GPS (global positioning system) sensor
- map data is read from the data recording unit
- a map screen is formed on the display unit.
- the vehicle position indicating the current location and a map around the vehicle location are displayed. Therefore, the driver who is an operator can drive the vehicle according to the own vehicle position displayed on the map screen, a map around the own vehicle position, and the like.
- a route search process is performed based on the search conditions, and from the departure point represented by the current location to the destination according to the map data.
- a route is searched.
- the searched route that is, the searched route is displayed on the map screen together with the vehicle position, and guidance for the searched route, that is, route guidance is performed. Therefore, the driver can drive the vehicle along the displayed search route.
- Patent Document 1 JP 2004-170233 A
- the present invention solves the problems of the conventional navigation device, and can search for an optimal facility when a vehicle is traveling along an automobile exclusive road. It is an object of the present invention to provide a peripheral search data creation system, a peripheral search system, a peripheral search data generation method, a peripheral search method, and a navigation device that can simplify the search and increase the search efficiency.
- facility determination processing means for determining whether or not there is a predetermined facility in the peripheral search region set along the road having the entrance and the exit.
- the first data creation processing means for creating the data of the facility as the first data, and the target voice for which the second data is created at the predetermined location
- a target point setting processing means for setting an event
- a condition establishment determination processing means for determining whether or not there is a facility that satisfies a predetermined data creation condition, and a facility that satisfies the data creation condition
- the data Second data creation processing means for creating data of a facility that satisfies the creation conditions as second data corresponding to the target point
- data recording processing means for recording the first and second data on a recording medium
- the second data is created for the facility that satisfies the data creation condition that is established only by each facility existing in the surrounding search area.
- the facility most suitable for the driver can be easily searched. Therefore, the operation unit The search efficiency can be increased as well as the operation can be simplified.
- FIG. 1 is a diagram showing a navigation system according to a first embodiment of the present invention.
- FIG. 2 is a conceptual diagram of peripheral search in the first embodiment of the present invention.
- FIG. 3 is a schematic diagram of a data creation device according to the first embodiment of the present invention.
- FIG. 4 is a flowchart showing a method for creating dummy data of peripheral search data according to the first embodiment of the present invention.
- FIG. 5 is a functional block diagram of the navigation device according to the first embodiment of the present invention.
- FIG. 6 is a flowchart showing the operation of the peripheral search processing means in the first embodiment of the present invention.
- FIG. 7 is a diagram showing an example of a category selection screen in the first embodiment of the present invention.
- FIG. 8 is a diagram showing an example of a search result display screen in the first embodiment of the present invention.
- FIG. 9 is a diagram showing an example of a search result display screen in the second embodiment of the present invention. Explanation of symbols
- FIG. 1 is a diagram showing a navigation system according to the first embodiment of the present invention.
- 14 is an information terminal, for example, a navigation device as an in-vehicle device mounted on a vehicle, 63 is a network, 51 is an information center as an information provider, and the navigation device 14, network 63
- the navigation system is composed of the information center 51 and the like.
- the navigation device 14 receives a sanitary signal generated by an artificial satellite, thereby detecting the current location of the vehicle on the earth, a GPS sensor 15, and various types of information in addition to map data as map information.
- a data processing unit 16 as an information recording unit in which facility information is recorded, and a data processing unit 16 as a storage device, and a navigation processing unit that performs various arithmetic processing such as navigation processing based on various types of information 17.
- Direction sensor 18 for detecting the vehicle direction, that is, the vehicle direction, the operation unit 34 as a first input unit for performing a predetermined input by the driver as an operator, not shown
- Various displays are performed using the images displayed on the screen, and the display unit 35 serves as a first output unit for notifying the driver, and a second unit for performing predetermined inputs by voice.
- Voice input unit 36 as a power unit
- voice output unit 37 as a second output unit for performing various displays by voice and notifying the driver
- a communication unit as a transmission / reception unit functioning as a communication terminal
- a GPS sensor 15, a data recording unit 16, a direction sensor 18, an operation unit 34, a display unit 35, a voice input unit 36, a voice output unit 37, and a communication unit 38 are connected to the navigation processing unit 17. .
- the GPS sensor 15 can detect the time, vehicle speed, and the like, together with the force for detecting the current location.
- the GPS sensor 15 and the direction sensor 18 are described separately.
- the position is determined by the GPS sensor 15 and the direction sensor 18.
- the current location may be detected by combining coordinates, heading, traveling direction, etc.
- the GPS sensor 15 can calculate the vehicle speed and the traveling direction based on the received satellite signal, the current location may be detected by the GPS sensor 15 alone.
- the GPS sensor 15 is used.
- a distance sensor, a steering sensor, an altimeter, etc. are used alone or in combination instead of the GPS sensor 15.
- a gyro sensor, a geomagnetic sensor, etc. are used in combination in place of the force direction sensor 18 in which the direction sensor 18 is used to detect the vehicle direction. be able to.
- the navigation processing unit 17 includes an accelerator sensor 42 as an engine load detection unit that detects an accelerator pedal operation (not shown) by the driver based on an accelerator opening, and a brake (not shown) by the driver.
- a brake sensor 43 serving as a braking detection unit that detects pedal operation by the brake depression amount
- a vehicle speed sensor 44 serving as a vehicle speed detection unit that detects the vehicle speed S, and the like are connected.
- the accelerator sensor 42, the brake sensor 43, etc. constitute an operation information detection unit for detecting operation information of the vehicle by the driver.
- the GPS sensor 15 can also detect the vehicle speed in addition to the current location and direction of the vehicle.
- the data recording unit 16 includes a map database having a map data file power, and map data is recorded in the map database.
- the map data includes intersection data related to intersections, node data related to nodes, road data related to roads and road links, search data processed for searching, facility data related to facilities, preset routes or self-contained data.
- the feature data related to the feature is included.
- Data for outputting predetermined information by the audio output unit 37 is also recorded in the data recording unit 16.
- the data recording unit 16 is formed with a statistical database comprising a statistical data file force, a running history database comprising a running history data file, and the like. Historical data, both results
- the statistical data is a history of traffic information provided in the past, that is, history information representing a history, and VICS (registered trademark: Vehicle Information and Vehicle Information) as an information provider.
- Traffic information provided in the past by the Road Traffic Information Center (not shown) such as the Communication System) Center, RDS—TMC (Radio Data System—Traffic Message Channel: Traffic Information Service by FM Multiplex Broadcasting), etc.
- Road Traffic Information Center such as the Communication System
- RDS—TMC Radio Data System—Traffic Message Channel: Traffic Information Service by FM Multiplex Broadcasting
- Use the road traffic census information which is the data representing the traffic volume by the provided road traffic census, or the road timetable information provided by the Ministry of Land, Infrastructure, Transport and Tourism alone or in combination, and process as necessary. It is created by applying statistical processing.
- the data items of the statistical data include a link number for each road link, a direction flag indicating the traveling direction, an information type indicating the type of information, a congestion level at each predetermined timing, and traveling on each road link.
- Link required time indicating the required time for each predetermined timing, average data for each day of the link required time (for example, day average data), and the like.
- the travel history data is collected from a plurality of vehicles, that is, the own vehicle or other vehicles by the information center 51, and the travel record of the vehicle on the road on which each vehicle travels, that is, the track record information indicating the travel record. It is calculated and accumulated as probe data based on the running data.
- the data items of the travel history data include the link required time for each predetermined timing when traveling on each road link, and the traffic congestion level at each predetermined timing when traveling on each road link. Become. Note that travel history data can be added to the statistical data. Further, in the present embodiment, the degree of congestion is used as a congestion index that represents the degree of congestion, and is represented separately for congestion, congestion, and non-congestion.
- the data recording unit 16 includes a disk (not shown) such as a hard disk, a CD, a DVD, and an optical disk to record the various data. In addition, the data recording unit 16 reads and writes various data. Heads not shown such as read / write heads are provided. A memory card or the like can be used for the data recording unit 16.
- the navigation processing unit 17 is a control device that controls the entire navigation device 14, and is used as a working memory when the CPU 31 performs various types of arithmetic processing as the CPU 31 as the arithmetic device.
- various programs can be recorded in the ROM 33 and various data can be recorded in the data recording unit 16.
- Programs, data, and the like can be recorded on a disk or the like. You can also In this case, the disk and the like can also read the program, data, etc. and write it to the flash memory. Therefore, the program, data, etc. can be updated by exchanging the disk or the like.
- the communication unit 38
- the operation unit 34 is operated by the driver to correct the current location at the start of traveling, to input a starting point and destination, to input a passing point, and to activate the communication unit 38.
- a keyboard, a mouse or the like disposed independently of the display unit 35 can be used.
- a predetermined input operation is performed by touching or clicking an image operation unit such as various keys, switches and buttons displayed as images on the screen formed in the display unit 35.
- a touch panel that can be used can be used.
- a display is used as the display unit 35. Then, on the various screens formed on the display unit 35, the current position of the vehicle is displayed as the vehicle position, the vehicle direction is displayed as the vehicle direction, a map, a search route, guidance information along the search route,
- the image operation unit, operation unit 34, voice input unit 36, etc. can only display traffic information, display the distance to the next intersection in the search route, and the direction of travel at the next intersection. Operation guidance, operation menus, key guidance, FM multiplex broadcast programs, etc. can be displayed.
- the voice input unit 36 is configured by a microphone or the like (not shown), and can input necessary information by voice.
- the voice output unit 37 includes a voice synthesizer and a speaker (not shown), and the search route, guidance information, traffic information, and the like are output from the voice output unit 37 as, for example, voice synthesized by the voice synthesizer. Is done.
- the communication unit 38 sends various information such as current traffic information and general information transmitted from the road traffic information center to radio beacon devices, optical beacon devices and the like arranged along the road.
- Beacon receiver for receiving as radio beacon, optical beacon, etc. via FM
- FM receiver for receiving as FM multiplex broadcast via FM broadcasting station.
- the traffic information includes traffic jam information, regulation information, parking lot information, traffic accident information, service area congestion status information, etc.
- general information includes news, weather forecasts, and the like.
- the beacon receiver and the FM receiver can be separately arranged so as to be unitized and arranged to be arranged as a VICS receiver.
- the traffic information includes an information type indicating the type of information, a mesh number for specifying a mesh, a road link connecting two points (for example, intersections), A link number indicating the content of information provided in association with the link number.
- the link information is the starting point of the road link. Traffic jam heading data that represents the distance to the head, traffic congestion level, traffic jam heading power of the traffic jam, traffic jam length that represents the distance to the end of the traffic jam, time required to run the road link, etc. Power.
- the communication unit 38 receives various information such as traffic information and general information from the information center 51 in addition to the map data, statistical data, and travel history data via the network 63. can do.
- the information center 51 includes a server 53, a communication unit 57 connected to the server 53, a database (DB) 58 as an information recording unit, and the like.
- the server 53 serves as a control device.
- a CPU 54, a RAM 55, a ROM 56, and the like as an arithmetic unit.
- the database 58 records data similar to the various data recorded in the data recording unit 16, for example, the map data, statistical data, travel history data, and the like.
- the information center 51 receives the current traffic information transmitted from the road traffic information center.
- Information general
- Various information such as information and travel history data collected from a plurality of vehicles (own vehicle or other vehicle) can be provided in real time.
- the navigation system, the navigation processing unit 17, the CPU 31, 54, the servo 53, and the like function as a computer either alone or in combination of two or more, and perform calculations based on various programs, data, and the like.
- a recording medium is configured by a disk, a memory card, or the like set in the data recording unit 16, and by a RAM 32, 55, ROM 33, 56, a database 58, a flash memory, or the like.
- An MPU or the like can be used instead of the CPUs 31 and 54 as the arithmetic unit.
- a navigation initialization processing unit (navigation initialization processing unit) (not shown) of the CPU 31 performs navigation initialization processing.
- the current position of the vehicle detected by the GPS sensor 15 and the vehicle direction detected by the direction sensor 18 are read and various data are initialized.
- a matching processing means (matching processing unit) (not shown) of the CPU 31 performs matching processing and is based on the trajectory of the read current location and the shape, arrangement, etc. of each road link constituting the road around the current location.
- the current location is identified by determining which road link the current location is on.
- an information acquisition processing unit (information acquisition processing unit) (not shown) of the CPU 31 performs an information acquisition process and reads out and acquires the map data from the data recording unit 16 or the communication unit 38.
- the information center 51 isotropic power is also received and acquired through the network.
- the information acquisition processing means downloads the received map data to the flash memory.
- Display processing means (display processing unit) (not shown) of the CPU 31 performs display processing and forms various screens on the display unit 35.
- the map display processing unit (map display processing unit) of the display processing unit performs a map display process, forms a map screen on the display unit 35, displays a surrounding map on the map screen, and automatically detects the current location.
- the vehicle direction is displayed as the vehicle direction as the vehicle position. [0041] Therefore, the driver can drive the vehicle according to the map, the vehicle position, and the vehicle direction.
- destination setting processing means destination setting processing unit (not shown) of the CPU 31 performs destination setting processing! Set. Note that the departure place can be input and set as necessary. It is also possible to register a predetermined point in advance and set the registered point as the destination. Subsequently, when the driver operates the operation unit 34 and inputs search conditions, search condition setting processing means (search condition setting processing unit) (not shown) of the CPU 31 performs search condition setting processing and sets the search conditions. .
- the route search processing means (route search processing unit) (not shown) of the CPU 31 performs route search processing, and the current location, destination, and search conditions. Etc. and the search data etc. are read from the data recording unit 16 and the route from the departure point to the destination represented by the present location is searched based on the present conditions based on the present location, destination, search data, etc. The route data representing the searched route is output. At this time, the route having the smallest total link cost assigned to each road link is set as the searched route.
- the route search processing means searches for a search route for each lane.
- the route data includes the lane number of the driving lane.
- a guidance processing means (guidance processing unit) (not shown) of the CPU 31 performs guidance processing and performs route guidance.
- the route display processing means (route display processing section) of the guidance processing means performs route display processing, reads the route data, and displays the searched route on the map screen according to the route data.
- route guidance for each lane is performed at a predetermined point, for example, a guidance intersection, and a travel lane for which route guidance is provided is displayed in the enlarged intersection map.
- the voice output processing unit (voice output processing unit) of the guidance processing unit performs voice output processing, and outputs a search route by voice from the voice output unit 37 to perform route guidance.
- a route search process can be performed in the information center 51.
- CP U31 transmits the current location, destination, search conditions, etc. to the information center 51.
- the route search processing means route search processing unit (route search processing unit) (not shown) of the CPU 54 performs route search processing similar to that of the CPU 31, and from the database 58.
- the search data and the like are read out, a route from the departure place to the destination is searched based on the search conditions based on the current location, the destination and the search data, and route data representing the searched route is output.
- a transmission processing unit (transmission processing unit) (not shown) of the CPU 54 performs transmission processing and transmits the route data to the navigation device 14. Therefore, in the navigation device 14, when basic information acquisition processing means (basic information acquisition processing section) (not shown) of the CPU 31 receives the route data from the information center 51, the guidance processing means performs route guidance as described above. I do.
- the intersection enlarged view of the guidance processing means performs an enlarged intersection map display process, forms an enlarged intersection map as described above in a predetermined area of the map screen, performs route guidance using the enlarged intersection map, In the enlarged view of the intersection, a map around the guidance intersection, a search route, a landmark such as a facility that is a landmark at the guidance intersection, and a driving lane or the like when a route plan for each lane is being displayed are displayed. Further, if necessary, the voice output processing means outputs a voice such as “Further left is X [m]” from the voice output unit 37, and performs route guidance.
- a voice such as “Further left is X [m]” from the voice output unit 37
- the navigation device 14 or the navigation system is used as a peripheral search system, so that it is possible to search for facilities (property) around the current location, destination, search route, and the like. . Then, when the driver operates the operation unit 34 or the voice input unit 36 to instruct, for example, the search for facilities around the search route, the data recording unit 16 and the database 58 isotropic peripheral search data are read out. The facility around the search route is searched and the driver is notified.
- FIG. 2 is a conceptual diagram of the peripheral search in the first embodiment of the present invention
- Fig. 3 is a schematic diagram of the data creation device in the first embodiment of the present invention
- Fig. 4 is the first diagram of the present invention.
- Implementation form 5 is a flowchart showing a method for creating dummy data of peripheral search data in a state.
- Pr is the current location
- the dedicated road Hwl is the search route Rt.
- the service area Say is arranged as a stop area, but a parking area can also be arranged as a stop area.
- a gas station is arranged.
- the ramp way Lwl branches off from the main line of the exclusive road Hwl, merges with the main line, and a gas station GS1 is arranged on the ramp way Lwl.
- the ramp way Lw2 is disposed at the interchange Itl, connects the automobile-only road Hwl and the general road r2, and the exit el is disposed at the ramp way Lw2.
- a gas station GS2 is arranged on the general road r2, and a gas station GS4 is arranged on the general road rl.
- Rampway Lw3 connects to motorway roads Hwl and Hw2 at junction Jc.
- the ramp way Lw4 also branches a predetermined force of the ramp way Lw3, connects the ramp way Lw3 and the general road r3, and an exit e2 is disposed on the ramp way Lw4.
- a gas station GS3 is installed on general road r3.
- the ramp way Lw5 branches off from the main road of the automobile exclusive road Hwl and merges with the main road, and a gas station GS5 is arranged on the ramp way Lw5.
- Rampway Lw6 branches off from the main road Hwl of the exclusive road Hwl in the service area Sa3 and merges with the main road, and a gas station GS6 is installed on the rampway Lw6. Is done.
- a disc (not shown) set in the data recording unit 16 is created by a disc manufacturer who is an information creator.
- the disc manufacturer uses the data creation device 61 to create peripheral search data, edit it, and record it on the disc.
- the peripheral search data can be created by the navigation device 14 or by the server 53, edited, recorded in the flash memory, or recorded in the GPS sensor 15.
- various processes performed by the peripheral search data creation unit 64 of the data creation device 61 are performed by the navigation processing unit 17, the server 53, and the like.
- the driver 65 is disposed in the data creation device 61, and the driver 65 stores the peripheral search data created by the peripheral search data creation unit 64 in the above-described manner.
- the driver 65 To record on a disc, drive a recording head or the like (not shown).
- the peripheral search data creating unit 64 includes a server 71 and a database (DB) 72.
- the server 71 is used as a working memory when the CPU 74 as a computing device and the CPU 74 performs various computing processes. It has RAM75, ROM76 etc. where various data, programs, etc. are recorded.
- the database 72 the same data as the data recording unit 16, the database 58, and the like are recorded.
- a peripheral search data creation processing unit (peripheral search data creation processing unit) (not shown) of the CPU 74 performs a peripheral search data creation process, and based on the map data read from the database 72, a predetermined route, that is, Create surrounding search data for each motorway Hwi and record it on a disc.
- the CPU 74 of the data creation device 61 functions as a computer.
- peripheral search data for the automobile exclusive road Hwi for example, for the automobile exclusive road Hwl in FIG. 2, along the automobile exclusive road Hwi, that is, with the automobile exclusive road Hwi as the center.
- An area up to a predetermined distance La (for example, 100 [m]) in the left-right direction is set in advance as the peripheral search area AR1.
- the facility data in the peripheral search area AR1 is recorded on the disc as peripheral search data for each category.
- the peripheral search data includes coordinates indicating the name of each facility and the position of each facility. , Information on each facility, and a link number indicating a road link where each facility is arranged.
- the distance La can be arbitrarily set when the peripheral search data is created.
- the distance La is set to be long, the peripheral search area AR1 becomes wider and searched. As the number of facilities increases, it becomes difficult for the driver to find the optimal one.
- the distance La is set to be short, the surrounding search area AR1 becomes narrow accordingly, and the number of facilities obtained by the search is reduced, making it impossible to detect the optimal facility for the driver.
- the facility outside the peripheral search area AR1 can be searched if the predetermined data creation condition is satisfied.
- the peripheral search data is created and recorded on the disc.
- the surrounding search data is composed of first and second data
- the first data is facility data that actually exists in the surrounding search area AR1, that is, real data.
- the data of 2 is facility data that is created when the data creation condition is satisfied, that is, dummy data, regardless of whether or not the data is actually present in the peripheral search area AR1.
- the dummy data is data that is assumed to be useful to the driver regardless of whether the facility exists in the surrounding search area AR1, and is set and created in a format that exists in the surrounding search area AR1. , Recorded on the disc.
- the facility determination processing means (facility determination processing unit) of the peripheral search data generation processing means performs the facility determination processing, and searches for peripherals. Determine whether there is a facility in the same category as the facility for which peripheral search data is to be created in area AR1. If there is a facility in the same category as the facility for which real data is to be created, real data creation processing means (real data creation processing) as the first data creation processing means of the peripheral search data creation processing means. Department) performs real data creation processing as the first data creation processing! ⁇ The facility data is created as real data as the first data.
- the data recording processing means (data recording processing unit) of the peripheral retrieval data creation processing means performs data recording processing and records real data on the disc.
- each facility name, each facility name, It includes coordinates that indicate the location of the facility, information about each facility, and a link number that represents the road link where each facility is located.
- the target point setting processing means (target point setting processing section) of the peripheral search data generating processing means performs the target point setting processing, and within the peripheral search area AR1.
- condition establishment determination processing means (condition establishment determination processing unit) of the peripheral search data creation processing means performs a condition satisfaction determination process, and relates to a facility for which peripheral search data is to be created. Then, it is determined whether or not the data creation conditions for creating dummy data are satisfied. Therefore, the condition establishment determination processing means tracks the road within a predetermined range where the straight line distance from each target point p ⁇ is a threshold (threshold value), which is 2 [km] or less in this embodiment, Judge whether there is a facility of the same strength category as the facility for which peripheral search data is to be created. The road is tracked in consideration of restrictions on one-way traffic. Further, instead of tracking the road, a search process can be performed to search for a route from the target point p ⁇ to each facility. The threshold value can be changed as appropriate.
- the dummy as the second data creation processing unit of the peripheral search data creation processing unit
- the data creation processing means performs dummy data creation processing as second data creation processing, and associates the data of the facility with the target point ⁇ as second data. Create as.
- the dummy data includes the location of the target point ⁇ ⁇ , the name of each facility, the coordinates indicating the location of each facility, information about each facility, the linear distance to the facility from the target point ⁇ ⁇ , Route distance along the road is included.
- the data recording processing means performs data recording processing, and records the dummy data on the disc in association with the target point p ⁇ .
- the target point pi corresponds to the service area Sal and exit el at the ramp ways Lwl and Lw2 branched from the motorway Hwl
- target point p3 is set to correspond to service area Sa2
- target point p4 is set to correspond to service area Sa3.
- the gas station GS1 when creating the peripheral search data for the gas station GS ⁇ along the automobile-only road Hwl, the gas station GS1 is set to the periphery search area set for the automobile-only road Hw 1. Since it actually exists in AR1, the data of the gas station GS1 is recorded as real data. Further, since the gas station GS1 has a linear distance of 2 km or less from the target point pi, the data of the galling station GS1 is also recorded as dummy data corresponding to the target point pi.
- the data of the gas station GS2 is not recorded as real data, but the linear distance of the target point pi force is 2 [km] or less. Therefore, it is recorded as dummy data corresponding to the target point pi.
- the data of the gas station GS3 is not recorded as real data, but the linear distance from the target point p2 is 2 [km]. Since it is the following, it is recorded as dummy data corresponding to the target point p2.
- the gas station GS4 does not exist on the power vehicle exclusive road Hwl existing in the peripheral search area AR1.
- the data at the gas station GS4 is recorded as real data, and further, since the linear distance from the target point p2 is 2 [km] or less, it is also recorded as dummy data corresponding to the target point p2. Is done.
- the data of the gas station GS5 is recorded as real data, and further, the target point Since the linear distance from p3 is 2 [km] or less, it is recorded as dummy data corresponding to the target point p3.
- the data of the gas station GS6 is not recorded as real data, but the linear distance of the target point p4 force is 2 [km] or less. Therefore, it is recorded as dummy data corresponding to the target point p4.
- Step S1 Set the target point p ⁇ .
- Step S2 Track the road from the target point ⁇ ⁇ .
- Step S3 Determine whether there is a facility of the same category as the target facility. If there is a facility of the same category as the target facility, the process proceeds to step S4, and if not, the process ends.
- Step S4 Create dummy data.
- Step S5 Dummy data is recorded corresponding to the target point ⁇ , and the process is terminated.
- the navigation device 14 performs display processing to display a map on the map screen, or performs route search processing to search for a route. It has become. In this case, only the real data is used when searching for surroundings on ordinary roads, but real data and dummy data are used when searching for surroundings on the exclusive road Hwl.
- peripheral search processing means when the vehicle is traveling along the search route Rt and the peripheral search is performed for the gas station GS ⁇ among the facilities of each category will be described.
- the peripheral search processing means of the CPUs 31 and 54 perform the same operation, the operation of the peripheral search processing means (peripheral search processing unit 80) of the CPU 31 in the navigation device 14 will be described. Description of the operation of the peripheral search processing means of the CPU 54 is omitted.
- FIG. 5 is a functional block diagram of the navigation device according to the first embodiment of the present invention.
- FIG. 6 is a flowchart showing the operation of the peripheral search processing means in the first embodiment of the present invention
- FIG. 7 is a diagram showing an example of the category selection screen in the first embodiment of the present invention
- FIG. It is a figure which shows the example of the search result display screen in 1st Embodiment of invention.
- the category display processing means (category display processing unit 81) performs category display processing, sets a power category selection screen as shown in FIG. 7, and sets all powers such as department stores, gas stations, golf courses, hospitals, etc. Displays the category.
- the category including the dummy data in the peripheral search data in the present embodiment, the mark D indicating that the dummy data is included is assigned to the gas station.
- the driver operates the operation unit 34 or the voice input unit 36 to set a predetermined category, for example,
- category determination processing means (power category determination processing unit 82) of the peripheral search processing unit 80 performs category determination processing to determine whether a category including dummy data has been selected. .
- the peripheral search data acquisition processing means (the peripheral search data acquisition processing unit 83) of the peripheral search processing unit 80 acquires the peripheral search data acquisition Perform processing, and acquire the peripheral search data by reading it from the data recording unit 16.
- dummy data presence / absence determination processing means (dummy data presence / absence determination processing unit 84) of the peripheral search processing unit 80 performs dummy data presence / absence determination processing, and dummy data is included in the acquired peripheral search data. Determine if there is. If there is dummy data in the peripheral search data, the data determination processing means (data determination processing unit 85) of the peripheral search processing unit 80 performs a data determination process to determine whether the dummy data matches the real data. If the dummy data and the real data match, the data determination processing means determines whether or not the gas station is on the automobile exclusive road Hwl, and When the vehicle is on the car-only road Hwl, dummy data and real data are not displayed in duplicate!
- the data change processing means (data change processing unit 86) of the unit 80 performs data change processing, internally processes dummy data as real data, and handles it as real data in the peripheral search processing.
- the data change processing means gives priority to dummy data, internally processes it as real data, and handles it as real data in the peripheral search processing.
- the distance calculation processing means calculates the current location's inter-facility distance Li based on the route distance as the distance along the road to the current geological power gas station for the real data, and also calculates the current geopower for the dummy data.
- the target point ⁇ ⁇ force is added to the route distance as the first distance to the target point p ⁇ corresponding to the gas station.
- the gas station GS1 in FIG. 2 exists in the peripheral search area AR1, real data and dummy data are recorded as peripheral search data.
- the distance L1 between the current location and the facility is calculated, and dummy data is recorded in advance from the current location Pr to the target point pi and from the target point pi to the gas station GS1 in advance.
- the distance L1 between the current location and the facility is calculated by adding the straight line distances.
- the gas station GS2 does not exist in the peripheral search area AR1, only dummy data is recorded as peripheral search data. Therefore, by calculating the straight line distance from the target point pi to the gas station GS2 to the route distance from the current position Pr to the target point p1, the current position 'inter-facility distance L2 is calculated. [0086] Since the gas station GS3 does not exist in the peripheral search area AR1, only dummy data is recorded as peripheral search data. Therefore, the distance L3 between the current location and the facility is calculated by adding the linear distance from the target point p2 to the gas station GS3 to the route distance from the current location Pr to the target point p2.
- the gas station GS4 exists in the peripheral search area AR1, real data and dummy data are recorded as peripheral search data, and the real data is dedicated to automobiles up to locations close to the gas station GS4.
- the current location's inter-facility distance L4 is calculated.
- the present location'inter-facility distance L4 is calculated.
- the distance L6 between the current location and the facility is calculated by adding the linear distance recorded as dummy data from the target point p4 to the gas station GS6 to the route distance from the current location Pr to the target point p4. .
- the search processing means (search processing unit 88) of the peripheral search processing unit 80 performs a search process, and performs a predetermined number of gas station dumps in ascending order of the current location 'distance between facilities Li. Searching for a gas station by selecting data and real data, the search result display processing means (search result display processing unit 89) of the peripheral search processing unit 80 performs search result display processing and displays it on the display unit 35. Then, the search result display screen as shown in FIG. 8 is set, and the search results, that is, the searched gas stations are displayed in a list display. Na
- the search result display processing means constitutes distance guidance output processing means (distance guidance output processing section). The distance guidance output processing means performs distance guidance output processing, and the display section 35 provides distance guidance to the facility. Is output.
- the dummy data and the real data are recorded as the peripheral search data.
- the dummy data and the real data overlap, and the gas stations GS1 and GS5 are the automobiles. Since it exists on the dedicated road Hwl, dummy data is treated as real data, and the current location 'distance between facilities L1 is 2 [km] which is the route distance and 0.5 [km] which is the linear distance. 2.5 [km] depending on the value, and the distance between the current location and the facility L5 is 6.5 [km] based on the sum of the route distance 6 [km] and the straight distance 0.5 [km]. Is displayed.
- the current location's distance L2 between the facilities is 2 [km] as the route distance and 1 [km] as the linear distance.
- the current location's distance between facilities L3 force The route distance of 2.5 [km] and the straight distance of 0.5 [km] are added.
- the route distance is 9 [km] and the linear distance is 1 [km].
- the gas station GS4 matches the dummy data and the real data with the dummy data and the real data recorded as the peripheral search data, and the gas station GS4 does not exist on the car-only road Hwl.
- the present location's inter-facility distance L4 will be displayed in the form of adding the route distance 2 [km] and the straight line distance 1.5 [km].
- the distances L2, L3, and L6 between each current location's facilities are those up to gasoline stands GS2, GS3, and GS6, in which only dummy data is recorded as peripheral search data.
- Mark D is given so that the current location's inter-facility distance L4 extends to the gas station GS4 where the dummy data was handled with priority. Is done.
- the peripheral search data acquisition processing unit acquires peripheral search data and calculates the distance.
- the processing means refers to the peripheral search data, and calculates the current location 'inter-facility distance Li based on the route distance from the current location to each department store.
- the search processing means searches for the department store by selecting only the real data of the department store in the order of the shortest distance between the current location and the facility, and the search result display processing means displays the searched department store as a list. To display.
- the distance calculation processing means calculates the current location “inter-facility distance Li” based on the route distance from the current location to each gas station with reference to the surrounding search data. Then, the search processing means searches for a gas station according to real data and dummy data in ascending order of the current location-facility distance Li, and the search result display processing means displays the searched gas stations in a list display.
- data creation can be performed simply by creating dummy data for each facility existing in the peripheral search area AR1 for each road.
- dummy data is created and is subject to search for surroundings, so that it is possible to easily search for facilities that are optimal for the driver, for example, facilities that can be reached in a short time. Therefore, the search efficiency can be increased simply by simplifying the operation of the operation unit 34.
- Step S11 Display all categories.
- Step S 12 Select a predetermined category.
- Step S 13 Judge whether the category including dummy data has been selected. If a category including dummy data is selected, the process proceeds to step S14, and if not selected, the process proceeds to step S15.
- Step S14 Acquire peripheral search data.
- Step S15 Acquire peripheral search data, and proceed to Step S22.
- Step S16 Determine whether there is dummy data. If there is dummy data, go to step S17. If there is no dummy data, go to step S22.
- Step S 17 Each dummy data is compared with each real data.
- Step S18 Determine whether the dummy data matches the real data. If the dummy data matches the real data, the process proceeds to step S19, and if not, the process proceeds to step S22.
- Step S19 It is determined whether the vehicle is on the motorway Hwi. Automobile road
- step S20 If it is on Hwl, go to step S20, otherwise go to step S21.
- Step S20 Perform internal processing using dummy data as real data.
- Step S21 Perform internal processing with priority on dummy data.
- Step S22 Distance calculation processing is performed.
- Step S23 Display the search results as a list and end the process.
- the peripheral search data can be generated by the CPUs 31 and 54 that are configured to generate the peripheral search data by the data generating device 61.
- peripheral search data creation processing means is arranged in the CPUs 31 and 54, and the peripheral search data creation processing means performs peripheral search data creation processing, creates peripheral search data, and records it in the data recording unit 16.
- the peripheral search data acquisition processing means constitutes a peripheral facility search processing means (peripheral facility search processing unit), and the peripheral facility search processing means performs peripheral facility search processing and performs a facility around the current location. Search for.
- the CPU 31 can search for facilities around the current location based on the data in the data recording unit 16.
- the search processing means performs facility search processing and searches for facilities around the current location according to the facility data in the data recording unit 16 based on the current location.
- the road determination processing unit road determination processing unit of the peripheral search processing unit 80 performs road determination processing to determine whether or not the road currently being traveled is an automobile-only road Hwi. And the road you are currently driving is an automobile-only road
- the distance calculation processing means calculates the current location's inter-facility distance Li as described above based on the current location and the data in the data recording unit 16.
- FIG. 9 is a diagram showing an example of a search result display screen according to the second embodiment of the present invention.
- the gas stations GS1 and GS5 indicate that they exist on the rampways Lwl and Lw5 inside the exit on the search route Rt (Fig. 2), that is, on the exclusive road Hwl.
- a mark R is given to the current location 'inter-facility distance Ll, L5.
- the road determination processing means determines whether or not the gas stations GS1 and GS5 exist in the automobile exclusive road Hwl, and sends the determination result to the search result display processing means.
- the search result display processing means assigns a mark R to the current location's inter-facility distances Ll and L5 to indicate that fact.
- the peripheral search data is recorded on the disc, but can be recorded on a recording medium other than the disc.
- the present invention is not limited to the above-described embodiments, and can be variously modified based on the gist of the present invention, and does not exclude the scope of the present invention. .
- the present invention can be applied to a navigation device.
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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JP2007537645A JPWO2007037281A1 (ja) | 2005-09-28 | 2006-09-27 | 周辺検索データ作成システム、周辺検索システム、周辺検索データ作成方法、周辺検索方法及びナビゲーション装置 |
EP06798387A EP1936519A4 (en) | 2005-09-28 | 2006-09-27 | SYSTEM FOR GENERATING ENVIRONMENTAL SEARCH DATA, ENVIRONMENTAL SEARCH SYSTEM, METHOD FOR GENERATING ENVIRONMENTAL SEARCH DATA, AMBIENT SEARCH METHOD AND NAVIGATION DEVICE |
US11/992,098 US20090234572A1 (en) | 2005-09-28 | 2006-09-27 | Surrounding Search Data Generating System, Surrounding Search System, Surrounding Search Data Generating Method, Surrounding Search Method, and Navigation Apparatus |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2005282482 | 2005-09-28 | ||
JP2005-282482 | 2005-09-28 |
Publications (1)
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WO2007037281A1 true WO2007037281A1 (ja) | 2007-04-05 |
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PCT/JP2006/319191 WO2007037281A1 (ja) | 2005-09-28 | 2006-09-27 | 周辺検索データ作成システム、周辺検索システム、周辺検索データ作成方法、周辺検索方法及びナビゲーション装置 |
Country Status (7)
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US (1) | US20090234572A1 (ja) |
EP (1) | EP1936519A4 (ja) |
JP (1) | JPWO2007037281A1 (ja) |
KR (1) | KR20080061351A (ja) |
CN (1) | CN101243444A (ja) |
RU (1) | RU2008109755A (ja) |
WO (1) | WO2007037281A1 (ja) |
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WO2009150781A1 (ja) * | 2008-06-11 | 2009-12-17 | 三菱電機株式会社 | ナビゲーション装置 |
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US8401786B2 (en) | 2009-04-01 | 2013-03-19 | Decarta Inc. | Point of interest search along a route with return |
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KR100898263B1 (ko) * | 2008-04-24 | 2009-05-18 | 팅크웨어(주) | 경로 표시 단말기의 퀵서치 방법 및 장치 |
FR2934731B1 (fr) * | 2008-07-30 | 2010-09-17 | Alexandre Lavergne | Methode et dispositif de detection de deplacement vers un point d'interet sur un reseau routier par radiolocalisation a l'aide de signatures dynamiques hybrides relatives |
CN102042837B (zh) * | 2009-10-20 | 2015-02-11 | 北京四维图新科技股份有限公司 | 一种导航方法、电子地图系统和导航装置 |
JP5017398B2 (ja) * | 2010-03-09 | 2012-09-05 | 日立オートモティブシステムズ株式会社 | 経路計画装置及び経路計画システム |
JPWO2011128948A1 (ja) * | 2010-04-16 | 2013-07-11 | 三菱電機株式会社 | ナビゲーション装置 |
JP5221630B2 (ja) * | 2010-12-07 | 2013-06-26 | 楽天株式会社 | サーバ、情報管理方法、情報管理プログラム、及びそのプログラムを記録するコンピュータ読み取り可能な記録媒体 |
DE102011089355A1 (de) * | 2011-12-21 | 2013-06-27 | Bayerische Motoren Werke Aktiengesellschaft | Speichereinrichtung und Navigationssystem |
GB2497981B (en) * | 2011-12-23 | 2013-11-13 | Charles Linfield Davies | Generating travel time data |
CN103247091B (zh) * | 2012-02-07 | 2016-01-20 | 厦门金龙联合汽车工业有限公司 | 一种驾驶评价系统及方法 |
US9464909B2 (en) * | 2014-09-10 | 2016-10-11 | Volkswagen Ag | Apparatus, system and method for clustering points of interest in a navigation system |
CN104317876B (zh) * | 2014-10-21 | 2017-10-24 | 百度在线网络技术(北京)有限公司 | 路网矢量数据的生成方法及装置 |
WO2019069366A1 (ja) * | 2017-10-03 | 2019-04-11 | 株式会社Stroly | 情報処理装置、情報システム、情報処理方法、およびプログラム |
JP2019178881A (ja) * | 2018-03-30 | 2019-10-17 | 株式会社Subaru | 車載ナビゲーション装置およびこれと用いられる地点検索装置 |
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Also Published As
Publication number | Publication date |
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JPWO2007037281A1 (ja) | 2009-04-09 |
CN101243444A (zh) | 2008-08-13 |
US20090234572A1 (en) | 2009-09-17 |
RU2008109755A (ru) | 2009-10-10 |
KR20080061351A (ko) | 2008-07-02 |
EP1936519A4 (en) | 2009-07-15 |
EP1936519A1 (en) | 2008-06-25 |
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