WO2008056882A1 - Système de navigation et procédé d'affichage de point de repère d'amer - Google Patents

Système de navigation et procédé d'affichage de point de repère d'amer Download PDF

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Publication number
WO2008056882A1
WO2008056882A1 PCT/KR2007/004609 KR2007004609W WO2008056882A1 WO 2008056882 A1 WO2008056882 A1 WO 2008056882A1 KR 2007004609 W KR2007004609 W KR 2007004609W WO 2008056882 A1 WO2008056882 A1 WO 2008056882A1
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WO
WIPO (PCT)
Prior art keywords
poi information
information
landmark
priority
landmark poi
Prior art date
Application number
PCT/KR2007/004609
Other languages
English (en)
Inventor
Ji Su Jang
Original Assignee
Thinkware Systems Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Thinkware Systems Corporation filed Critical Thinkware Systems Corporation
Publication of WO2008056882A1 publication Critical patent/WO2008056882A1/fr

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Classifications

    • 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
    • G08G1/0967—Systems involving transmission of highway information, e.g. weather, speed limits
    • G08G1/096708—Systems involving transmission of highway information, e.g. weather, speed limits where the received information might be used to generate an automatic action on the vehicle control
    • G08G1/096716—Systems involving transmission of highway information, e.g. weather, speed limits where the received information might be used to generate an automatic action on the vehicle control where the received information does not generate an automatic action on the vehicle control
    • 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
    • G01C21/3453—Special cost functions, i.e. other than distance or default speed limit of road segments
    • G01C21/3476—Special cost functions, i.e. other than distance or default speed limit of road segments using point of interest [POI] information, e.g. a route passing visible POIs
    • 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
    • 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
    • G01C21/3682—Retrieval, searching and output of POI information, e.g. hotels, restaurants, shops, filling stations, parking facilities output of POI information on a road map
    • 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
    • G08G1/0967—Systems involving transmission of highway information, e.g. weather, speed limits
    • G08G1/096733—Systems involving transmission of highway information, e.g. weather, speed limits where a selection of the information might take place
    • G08G1/09675—Systems involving transmission of highway information, e.g. weather, speed limits where a selection of the information might take place where a selection from the received information takes place in the vehicle
    • 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
    • G08G1/0967—Systems involving transmission of highway information, e.g. weather, speed limits
    • G08G1/096766—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission
    • G08G1/096791—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission where the origin of the information is another vehicle
    • 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

Definitions

  • the present invention relates to a navigation system and a method for displaying landmark POI (Point Of Interest) information, and more particularly, to a navigation system and a method for displaying landmark POI information, in which landmark POI information, which is designated POI information of POI information existing in path data provided by the navigation system, can be displayed permitting the landmark POI information to be always included in the path data by adjusting a display priority with respect to the landmark POI information, even when the POI information provided in the path data according to positions of a vehicle is changed.
  • landmark POI information which is designated POI information of POI information existing in path data provided by the navigation system
  • a navigation system providing path information for traveling of a vehicle such as an automobile and the like by using an artificial satellite has respective POI (Point Of Interest) information based on map data.
  • the POI information denotes data displaying, on a map, coordinates of major facilities such as gas stations, airports, terminals, hotels, and the like.
  • the navigation system can provide path data including road information and POI information based on map data existing on a path in consideration of positions of a traveling vehicle.
  • POI information required for a traveling path is displayed by permitting the POI information to be included in the path data considering a present position of the vehicle.
  • a conventional navigation system selects POI information, which is required to be designated and displayed on path data, as landmark POI information, so that a predetermined number of landmark POI information can be displayed in order of closest to the present vehicle position.
  • the landmark POI information is not always included in the display area even though it is included in the path data according to the vehicle position. Referring to FIG. 1, each map data 101a and 102a overlapped on a display area is displayed in each section 101 and 102.
  • landmark POI information (Seoul tower, Dong-kuk university) included in the map data is disadvantageously displayed or not displayed on the display area according to the vehicle position.
  • the conventional navigation system may provide or may not provide landmark POI information which exists either on a path on which the vehicle has already passed or at a relatively long distance from the present vehicle position regardless of its priority.
  • landmark POI information is to be provided by selecting POI information being helpful for vehicle traveling from among POI information, it is preferably for the landmark POI information being helpful for the vehicle traveling to be always provided.
  • a display priority pertaining to landmark POI information is determined, and landmark POI information is displayed by permitting the landmark POI information to be always included in the path data provided according to the vehicle position.
  • An aspect of the present invention provides a navigation system and a method for displaying landmark POI (Point Of Interest) information in which landmark POI information having priority information within a predetermined n-th order from among landmark POI information included in path data of a vehicle is displayed in a display area considering the vehicle position by determining priority of the landmark POI information, so that landmark POI information having a relatively high priority is always displayed on the path data.
  • landmark POI Point Of Interest
  • Another aspect of the present invention provides a navigation system and a method for displaying landmark POI (Point Of Interest) information in which POI information, which is required to be designated and displayed from among POI information, is selected as landmark POI information in order to help driver's traveling, and priority information corresponding to each landmark POI information is determined, so that landmark POI information is always displayed on path data even when a display area is changed.
  • landmark POI Point Of Interest
  • a method for displaying POI (Point Of Interest) information which comprises: maintaining, in a priority database, priority information corresponding to each landmark POI information; verifying landmark POI information existing in path data of a traveling vehicle; retrieving, from the priority database, priority information of the verified landmark POI information; identifying priority information within a predetermined n-th order from among the retrieved priority information; and displaying, in a display area, landmark
  • a navigation system for displaying landmark POI information which comprises: a priority database maintaining priority information corresponding to each landmark POI information; an information retrieval unit verifying landmark POI information existing in path data of a traveling vehicle, and retrieving, from the priority database, priority information of the verified landmark POI information; a priority identification unit identifying priority information within a predetermined n-th order from among the retrieved priority information; and a display unit displaying, in a display area, landmark
  • FIG. 1 is a diagram illustrating an example in which landmark POI information is displayed according to a conventional invention
  • FIG. 2 is a block diagram illustrating a configuration of a navigation system according to an exemplary embodiment of the present invention
  • FIG. 3 is a diagram illustrating a configuration of a priority database according to the present invention.
  • FIG. 4 is a diagram illustrating an example in which landmark POI information is displayed according to the present invention
  • FIG. 5 is a flowchart illustrating a method for displaying POI information according to an exemplary embodiment of the invention.
  • FIG. 2 is a block diagram illustrating a configuration of a navigation system according to an exemplary embodiment of the present invention.
  • a navigation system 200 includes a path database 201, a landmark database 202, a priority database 203, an information retrieval unit 204, a priority identification unit 205, a display determination unit 206, and a display unit 207. More specifically, the navigation system 200 determines priority information with respect to landmark POI information, and permits landmark POI information to be always included in path data even when POI information provided on the path data based on positions of a vehicle according to the determined priority information is changed.
  • the path database 201 stores path data including road information and POI information based on map data.
  • the road information includes road types such as highway road, national road, local road, and the like, and lane information such as one lane, two-lane, four-lane, and the like.
  • the road information may be updated according to a modified lane, a newly constructed road, and a relocated road for each predetermined time period.
  • the POI information denotes data displaying, on a map, coordinates of major facilities such as gas stations, airports, terminals, hotels, and the like. For example, 'jongro-3ga station', 'Seoul theater', 'national tax service' and the like based on the jongro-gu area of Seoul may be POI information.
  • the landmark database 202 stores at least one landmark POI information corresponding to the path data.
  • the landmark POI information denotes information on a landmark-like building which is required to be designated and displayed from among the POI information. For example, 'Seoul station', '63 building', 'Seoul tower' and the like based on Seoul area may be determined as landmark POI information.
  • the landmark POI information may be determined by an operator of the navigation system 200, and updated according to traveling inclination of a driver.
  • the priority database 203 stores priority information corresponding to each of at least one landmark POI information stored in the landmark database 202.
  • the priority information is digitized to be expressed according to priority of landmark POI information, and is used when determining a display priority afterward.
  • priority information may be determined differently from each other according to priority of landmark POI information such as 'sejong center for the performing arts 5', 'Seoul city hall 4', 'national tax service 3', and the like, based on jongro-gu of Seoul.
  • the priority information may be determined such as 'coex 5', 'trade center 5', and the like based on gangnam-gu of Seoul.
  • the priority information may be determined by the operator of the navigation system 200, and updated according to the traveling inclination of the user, which are similar to the landmark POI information.
  • the information retrieval unit 204 verifies one or more landmark POI information existing in path data of a traveling vehicle, and retrieves, from the priority database 203, priority information of the verified landmark POI information.
  • the information retrieval unit 204 may determine, in real time, either path data from the present vehicle position according to a traveling direction of the vehicle, or path data from an origin to a destination after a driver of the vehicle selects the origin and the destination. Once the path data is determined, the information retrieval unit 204 identifies the present vehicle position, and verifies, from the landmark database 202, landmark POI information within a predetermined range from the identified position.
  • the information retrieval unit 204 may verify landmark POI information of path data included in one screen of a display area of the navigation system 200 based on the display area.
  • the display area may vary depending upon various type terminals providing the navigation system 200.
  • the display unit 207 may display, in path data, landmark POI information having a relatively higher priority from among landmark POI information existing on path data to be included in one screen of each terminal. Specifically, in a conventional art, a predetermined number of landmark POI information is displayed in order of closest to a present vehicle position, however, in the present invention, landmark POI information to be displayed may be determined according to priority of landmark POI information.
  • the priority identification unit 205 identifies priority information within a predetermined n-th order from among the retrieved priority information.
  • the n-th order may be flexibly determined according to priority of landmark POI information, and determined as a numerical value considering an appropriate number of landmark POI information to be displayed in one screen. For example, in the case where ten landmark POI information is included in one display area, top five landmark POI information having a relatively higher priority may be always displayed on the display area. Otherwise, only several landmark POI information from among the ten landmark POl information may be always displayed in the display area considering a distance from a present vehicle position.
  • the display unit 207 may display, in the display area, landmark POI information of the identified priority information considering a position of the vehicle. At this time, the display unit 207 selects landmark POI information having a relatively higher priority from among the identified priority information, and displays, in the display area, the selected landmark POI information. Also, the display unit 207 modifies the display area depending upon a traveling direction of the vehicle, and displays, in the modified display area, landmark POI information when the landmark POI information displayed on the former display area exists on the modified display area.
  • each section 401 and 402 landmark POI information of 'Seoul Tower', and 'dong-kuk university' is overlapped in a display area.
  • the landmark POI information of 'Seoul Tower', and 'dong-kuk university' is displayed in the segment 101, and is not displayed in the segment 102.
  • overlapped landmark POI information of each segment 401 and 402 is displayed in both segments 401 and 402. This is to help a driver's traveling, and thus, the driver verifies landmark POI information generally well known, so that the driver can check a present vehicle position, a destination position, and the like.
  • the display determination unit 206 determines a display priority pertaining to landmark POI information included in the display area by using priority information of the landmark POI information and a distance from the present vehicle position. For example, as for first landmark POI information or second landmark POI information included in the display area, when priority information of landmark POI information of the first landmark POI information existing at a relatively long distance from the present vehicle position is higher than priority information of the second landmark POI information existing at the relatively short distance, the display determination unit 206 may determine a display priority of the first landmark POI information to be higher than a display priority of the second landmark POI information.
  • the landmark POI information existing at the long distance is displayed instead of landmark POI information existing at the relatively short distance. This is to overcome a problem of the conventional art in that a predetermined number of landmark POI information is uniformly displayed in order of closest to the present vehicle position, and to help the driver's traveling.
  • FIG. 5 is a flowchart illustrating a method for displaying POI information according to an exemplary embodiment of the invention.
  • a method for displaying POI information according to the present exemplary embodiment of the invention may be performed by the same navigation system 200 as illustrated in FIG. 2.
  • the navigation system 200 stores the path database 201 storing path data, the landmark database 202 storing landmark POI information, and the priority database 203 storing priority information corresponding to each landmark POI information, respectively.
  • the path data includes road information and POI information based on map data.
  • the landmark POI information denotes POI information which is designated from among I 5 OI information existing on the path data in order to be helpful for a driver's traveling. For example, 'Seoul station', '63 building', 'Seoul Tower', and the like may be determined as landmark POI information based on the Seoul area.
  • the priority information is digitized to be expressed according to priority of landmark POI information (see FIG. 3).
  • the information retrieval unit 204 of the navigation system 200 verifies, from the landmark database 202, at least one landmark POI information existing in the path data of the traveling vehicle.
  • the information retrieval unit 204 may determine, in real time, path data from the present vehicle position according to a traveling direction of the vehicle, or path data from an origin to a destination after the driver of the vehicle selects the origin and the destination. Once the path data is determined, the information retrieval unit 204 identifies the present vehicle position, and verifies, from the landmark database 202, landmark POI information within a predetermined range from the identified position.
  • the information retrieval unit 204 retrieves, from the priority database 203, priority information corresponding to the verified landmark POI information.
  • priority information of landmark POI information included in the 'jongro-gu' area of Seoul can be retrieved using 'sejong center for the performing arts 5', 'Seoul city hall 4', 'national tax service 3', and the like.
  • the priority identification unit 205 identifies priority information within a predetermined n-th order from among the retrieved priority information.
  • the n-th order may be determined as a predetermined number of top landmark POI information having a relatively high priority information.
  • the navigation system 200 may flexibly modify the n-th order according to priority of landmark POI information, and determine the n-th order considering appropriate number of landmark POI information to be displayed on one screen.
  • the display determination unit 206 determines a display priority pertaining to landmark POI information included in the display area by using priority information of landmark POI information and a distance from the present vehicle position. For example, a display priority of landmark POI information having a relatively higher priority from among landmark POI information which are at a relatively short distance from the present vehicle position may be determined to be relatively higher.
  • the display unit 207 displays, in a display area, landmark POI information of the identified priority information considering the present vehicle position.
  • the display unit 207 modifies the display area according to a traveling direction of the vehicle, and displays, on the modified display area, landmark POI information when the landmark POI information displayed on the former display area exists on the modified display area.
  • the display unit 207 may display, on the modified display area, the landmark POl information (Seoul tower, dong-kuk university).
  • priority information of landmark POI information is determined, and landmark POI information having priority information within a predetermined n-th order from among landmark POI information included in path data of the vehicle is displayed in a display area considering the present vehicle position, so that the landmark POI information having a relatively higher priority can be always displayed in the path data.
  • the method for displaying POI information may be recorded in computer-readable media including program instructions to implement various operations embodied by a computer.
  • the media may also include, alone or in combination with the program instructions, data files, data structures, and the like.
  • the media and program instructions may be those specially designed and constructed for the purposes of the present invention, or they may be of the kind well-known and available to those having skill in the computer software arts.
  • Examples of computer-readable media include magnetic media such as hard disks, floppy disks, and magnetic tape; optical media such as CD ROM disks and DVD; magneto-optical media such as optical disks; and hardware devices that are specially configured to store and perform program instructions, such as read-only memory (ROM), random access memory (RAM), flash memory, and the like.
  • Examples of program instructions include both machine code, such as produced by a compiler, and files containing higher level code that may be executed by the computer using an interpreter.
  • the described hardware devices may be configured to act as one or more software modules in order to perform the operations of the above-described exemplary embodiments of the present invention.
  • priority information of landmark POI information is determined, and landmark POI information having priority information within a predetermined n-th order from among landmark POI information included in path data of the vehicle is displayed in a display area considering the present vehicle position, so that the landmark POI information having a relatively higher priority can be always displayed in the path data.
  • POI information which is required to be designated and displayed from among POI information, is selected as landmark POI information, and priority information corresponding to each landmark POI information is determined, so that landmark POI information having a relatively higher priority can be always displayed on path data even when a display area is changed.
  • the landmark POI information at the long distance is displayed in a display area, so that landmark POI information having a relatively higher priority can be always displayed on path data.

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  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Atmospheric Sciences (AREA)
  • Automation & Control Theory (AREA)
  • Navigation (AREA)

Abstract

L'invention concerne un système de navigation et un procédé pour afficher les informations de point de repère (POI) dans lesquels des informations de POI d'amer, qui sont désignées informations de POI des informations de POI existantes dans des données de trajet fournies par le système de navigation, peuvent être affichées, permettant aux informations de POI d'amer d'être toujours comprises dans les données de trajet par l'ajustement d'une priorité d'affichage par rapport aux informations de POI d'amer, même lorsque les informations de POI fournies dans les données de trajet selon les positions d'un véhicule sont changées.
PCT/KR2007/004609 2006-11-08 2007-09-20 Système de navigation et procédé d'affichage de point de repère d'amer WO2008056882A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2006-0109764 2006-11-08
KR1020060109764A KR100831595B1 (ko) 2006-11-08 2006-11-08 랜드마크 주기정보 디스플레이 방법 및 네비게이션 시스템

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WO2008056882A1 true WO2008056882A1 (fr) 2008-05-15

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US9933273B2 (en) 2012-07-26 2018-04-03 Ford Global Technologies, Llc Method and apparatus for point of interest evaluation
CN111382330A (zh) * 2020-03-10 2020-07-07 智慧足迹数据科技有限公司 一种土地用地性质识别方法、装置、电子设备及存储介质
CN112988990A (zh) * 2019-12-18 2021-06-18 本田技研工业株式会社 信息提供装置、信息提供方法及存储介质

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KR102029171B1 (ko) * 2013-03-20 2019-11-08 네이버 주식회사 랜드마크와 랜드마크의 방향을 이용하는 지도 표시 시스템과 방법
KR102050956B1 (ko) * 2013-11-01 2019-12-02 현대엠엔소프트 주식회사 시간대별 내비게이션 사용자 행동패턴 분석을 통한 관심지점(poi)을 강조하는 시스템 및 방법
CN110647604A (zh) * 2018-12-29 2020-01-03 北京奇虎科技有限公司 一种地图兴趣点poi数据的显示方法和装置
CN110347771B (zh) * 2019-07-15 2022-04-22 北京百度网讯科技有限公司 用于呈现地图的方法和装置

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US8373582B2 (en) * 1998-01-27 2013-02-12 Steven M. Hoffberg Adaptive pattern recognition based controller apparatus and method and human-factored interface therefore
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CN112988990A (zh) * 2019-12-18 2021-06-18 本田技研工业株式会社 信息提供装置、信息提供方法及存储介质
CN111382330A (zh) * 2020-03-10 2020-07-07 智慧足迹数据科技有限公司 一种土地用地性质识别方法、装置、电子设备及存储介质

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