US20090105948A1 - System and Method for Expressing Map According to Change Season and Topography - Google Patents

System and Method for Expressing Map According to Change Season and Topography Download PDF

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US20090105948A1
US20090105948A1 US12/226,721 US22672107A US2009105948A1 US 20090105948 A1 US20090105948 A1 US 20090105948A1 US 22672107 A US22672107 A US 22672107A US 2009105948 A1 US2009105948 A1 US 2009105948A1
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information
background
map
data
route
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Sang Hun Chang
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Thinkware Systems Corp
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Thinkware Systems Corp
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Assigned to INTELLECTUAL DISCOVERY CO., LTD. reassignment INTELLECTUAL DISCOVERY CO., LTD. ACKNOWLEDGEMENT OF PATENT EXCLUSIVE LICENSE AGREEMENT Assignors: THINKWARE SYSTEMS CORPORATION
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
    • 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
    • G01C21/3667—Display of a road map
    • G01C21/367—Details, e.g. road map scale, orientation, zooming, illumination, level of detail, scrolling of road map or positioning of current position marker
    • 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
    • G01C21/3691—Retrieval, searching and output of information related to real-time traffic, weather, or environmental conditions
    • G01C21/3694—Output thereof on a road map
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • 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
    • G09B29/003—Maps
    • G09B29/006—Representation of non-cartographic information on maps, e.g. population distribution, wind direction, radiation levels, air and sea routes
    • 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

  • the present invention relates to a method and system for displaying a map which may guide a route in a more realistic manner by differently generating background data according to a change of a season and a terrain and associating the background data with map data.
  • Navigation systems are systems to provide navigation information for driving of vehicles, such as cars, using satellites.
  • the navigation systems are referred to as automatic navigation systems.
  • navigation systems provide navigation services, and also a variety of services such as a wireless Internet, video, and call services.
  • FIG. 1 is a diagram illustrating a navigation screen provided by a navigation system according to a conventional art.
  • the navigation system provides map data, i.e. navigation data, which is associated with a route from a starting location to a destination.
  • map data i.e. navigation data
  • the navigation system in the conventional art does not display the terrain information in the map data.
  • the navigation system in the conventional art generates map data, which is mainly focused on route data and point of interest (POI) information, based on a driver's driving. Accordingly, the navigation system in the conventional art does not display the terrain information which is a background of the map data.
  • POI point of interest
  • a driver driving a vehicle in Seoul focuses on the route data when looking at the map data.
  • a great amount of terrain information such as the farmland, the residential area, the water system, and the like, besides the route data exists in map data of a suburb of Seoul. Accordingly, providing a driver driving in the suburb of Seoul with the map data mainly focused on the route data may result in providing the driver with fragmentary information.
  • map data according to a weather condition such as raining, snowing, cloudiness, and the like is not provided. Accordingly, the navigation system in the conventional art may not enable the driver to expect and cope with a traffic condition by not providing the driver with weather information via a screen.
  • the present invention provides a method and system for displaying a map which generates background data based on weather information received in real time, background information previously stored for each season, and pattern information and color information previously stored for each season, guides a route by associating the background data with map data which is associated with a driving route of a vehicle, and thereby may provide the map data in a more realistic manner.
  • the present invention also provides a method and system for displaying a map which classifies background information according to a height of a terrain; stores the classified background information, differently displays map data according to the terrain expressed by the background information, guides a route, and thereby may provide a background environment image as seen through a driver's eyes.
  • the present invention also provides a method and system for displaying a map which provides weather information such as raining, snowing, cloudiness, and the like, by including the weather information in background data, and thereby may enable a driver to expect and cope with a traffic condition.
  • weather information such as raining, snowing, cloudiness, and the like
  • the present invention also provides a method and system for displaying a map which guides a route by associating map data, received from a user, from a starting location to a destination with background data similar to a real environment, and thereby may help a driver safely drive a vehicle with a wide field of view.
  • a system for displaying a map including: a map database maintaining map data associated with a route; a map data identification unit identifying map data corresponding to a driving route of a vehicle from the map database; an information receiving unit receiving weather information associated with a current seasonal weather from a background service server in real time; a background data generation unit generating background data according to an actual environment based on the received weather information; and a route guidance unit guiding a route by associating the map data with the generated background data.
  • a system for displaying a map including: a background database maintaining background information for each category, and pattern information and color information for each season according to the category; a user interface unit receiving a starting location and a destination from a user; an information receiving unit receiving date information and weather information from a background service server; an information identification unit identifying background information, and pattern information and color information for each season corresponding to the date information from the background database; a background data generation unit generating background data based on the weather information, the background information, and the pattern information and the color information for each season; and a route guidance unit guiding a route by associating map data from the starting location to the destination, with the generated background data.
  • a method of displaying a map including: maintaining map data associated with a route in a map database; identifying map data corresponding to a driving route of a vehicle from the map database; receiving weather information associated with a current seasonal weather from a background service server in real time; generating background data according to an actual environment based on the received weather information; and guiding a route by associating the map data with the generated background data.
  • a method of displaying a map including: maintaining background information for each category, and pattern information and color information for each season according to the category in a background database; receiving a starting location and a destination from a user; receiving date information and weather information from a background service server; identifying background information, and pattern information and color information for each season corresponding to the date information from the background database; generating background data based on the weather information, the background information, and the pattern information and the color information for each season; and guiding a route by associating map data from the starting location to the destination, with the generated background data.
  • FIG. 1 is a diagram illustrating a navigation screen provided by a navigation system according to a conventional art
  • FIG. 2 is a block diagram illustrating a configuration of a system for displaying a map according to an embodiment of the present invention
  • FIG. 3 is a flowchart illustrating a method of displaying a map according to another embodiment of the present invention.
  • FIG. 4 is a diagram illustrating a configuration of a background database according to an embodiment of the present invention.
  • FIG. 5 is a diagram illustrating an example of map data provided by associating with background data according to an embodiment of the present invention.
  • FIG. 6 is a flowchart illustrating a method of displaying a map according to still another embodiment of the present invention.
  • FIG. 2 is a block diagram illustrating a configuration of a system for displaying a map according to an embodiment of the present invention.
  • a map display system 200 includes a map database 201 , a map data identification unit 203 , an information receiving unit 205 , a background data generation unit 206 , and a route guidance unit 207 .
  • the map database 201 maintains map data associated with a route.
  • the map data identification unit 203 identifies map data corresponding to a driving route of a vehicle from the map database 201 .
  • the information receiving unit 205 receives weather information associated with a current seasonal weather from a background service server in real time.
  • the background data generation unit 206 generates background data according to an actual environment based on the received weather information.
  • the route guidance unit 207 guides a route by associating the map data with the generated background data.
  • the map display system 200 may be used in every system providing a navigation, for example, a navigation system, a location-based service system, and the like.
  • the map display system 200 further includes a background database 202 and an information identification unit 204 .
  • the background database 202 stores a background table and a background color table.
  • the background table includes background information for each category, and the background color table includes pattern information and color information for each season.
  • the information identification unit 204 identifies background information, and pattern information and color information for each season corresponding to current date information from the background database 202 by analyzing the current date information.
  • the background data generation unit 206 generates the background data based on the identified background information, the pattern information and the color information for each season, and the weather information.
  • the background database 202 classifies the background information according to a height of a terrain and stores the classified background information. Also, the route guidance unit 207 differently displays the map data according to the terrain expressed by the background information.
  • the map display system 200 further includes a user interface unit 208 receiving a starting location and a destination from a user.
  • the route guidance unit 207 guides the route by associating map data from the starting location to the destination with the generated background data.
  • the map display system 200 generates the background data based on the weather information received in real time, the background information previously stored for each season, the pattern information and the color information for each season, guides the route by associating the background data with the map data which is associated with the driving route of the vehicle, and thereby may provide the map data in a more realistic manner.
  • FIG. 3 is a flowchart illustrating a method of displaying a map according to another embodiment of the present invention.
  • the method of displaying a map according to another embodiment of the present invention may be performed in a map display system 200 illustrated in FIG. 2 .
  • a map database 201 of the map display system 200 maintains map data associated with a route.
  • the map data is information required when guiding the route, and may include route information and map information associated with point of interest (POI) information.
  • POI point of interest
  • the map information is in a text, an image, and a video file form.
  • the map display system 200 may store audio information, which is required when guiding the route, by associating with the map data.
  • a background database 202 of the map display system 200 stores a background table and a background color table.
  • the background table includes background information for each category, and the background color table includes pattern information and color information for each season.
  • the map display system 200 may maintain the background database 202 by matching background information corresponding to each point of the map data.
  • FIG. 4 is a diagram illustrating a configuration of a background database according to an embodiment of the present invention.
  • the background database 202 maintains a background table and a background color table by matching background identifiers (IDs) with each other.
  • IDs background identifiers
  • the background table maintains a background ID, a background type, a number of interpolation points, an x coordinate, and a y coordinate.
  • the background ID is a serial number for identifying each background, and may be represented as ‘A001’, ‘A002’ as illustrated in FIG. 4 .
  • the background type refers to a background classified for each category. Also, the background type is a text data type and may be classified by categories, for example, a railroad, a road, a building, a golf course, a park, an apartment, a housing complex, a farmland, a forestland including a broadleaf forest and a conifer forest, a contour line, a water system, and the like.
  • the number of interpolation points is a number data type, and a total number of interpolation points configuring an object of the background.
  • the x coordinate and the y coordinate are also the number data type.
  • the x coordinate and the y coordinate are an x coordinate, i.e. latitude, and a y coordinate, i.e. longitude, of a coordinate list configuring the object of the background.
  • the background color table maintains the background ID, a month and season, an object outline, an object outline color, an object inner color, an object inner pattern, a transparency, and a height.
  • the month and season are a text data type. Also, the month and season are classified with respect to season, for example, March, April, and May for spring, June, July, and August for summer, September, October, and November for fall, and December, January, and February for winter, to vary a background pattern and color for each season.
  • the object outline is an outline type of the object of the background.
  • the object outline color is an outline color of the object of the background. For example, in spring, a solid line may be used as an outline type of the farmland, and a green color may be used as an outline color of the farmland.
  • the object inner color is a color which fills an inside of the object of the background.
  • the object inner pattern is a pattern which fills the inside of the object of the background.
  • the object inner color may be represented as the green color, and the object inner pattern may be represented as a rice pattern.
  • the transparency indicates an extent of a transparency, a translucency, and an opacity, and is represented as a value from 1 to 10.
  • the height is a height value corresponding to the object of the background. According to an embodiment of the present invention, map data may be differently displayed using the height for each terrain.
  • background information is classified according to the height for each terrain and the classified background information is stored.
  • the map data is differently displayed according to the terrain expressed by the background information, and a route is guided. Accordingly, an environment image as seen through a driver's eyes may be provided in a navigation system.
  • a map data identification unit 203 of the map display system 200 identifies map data corresponding to a driving route of a vehicle from the map database 201 .
  • the map display system 200 may identify map data corresponding to a driving route when requesting a navigation.
  • terrain information such as the height of the map data may be identified by referring to the background color table. Accordingly, map data different according to a terrain may be displayed.
  • a background service server transmits weather information to the map display system 200 .
  • the background service server is a server transmitting the weather information in real time, and may maintain a weather database associated with weather.
  • the weather information is current weather information such as snowing, raining, cloudiness, being sunny, and the like.
  • the background service server may transmit current date information as well as the weather information.
  • the map display system 200 provides the weather information such as raining, snowing, cloudiness, and the like, by including the weather information in background data, and thereby may enable a driver to expect and cope with a traffic condition.
  • the map display system 200 receives the weather information. Also, in operation S 305 , the map display system 200 identifies background information, and pattern information and color information for each season corresponding to the current date information from the background database 202 by analyzing the current date information.
  • map data which is mainly focused on route data is generated, and thus guiding a route is performed.
  • the background information such as the farmland, the water system, the residential area, and the like, and the pattern information and the color information differently represented for each season are extracted.
  • the map display system 200 identifies background information matching each point of previously identified map data from the background table.
  • the pattern information and the color information for each season of each background may be identified from the background color table.
  • a background data generation unit 206 of the map display system 200 generates background data according to an actual environment based on the weather information, the background information, the pattern information and the color information for each season.
  • the map display system 200 classifies the object of the farmland, the water system, the residential area, and the like, in the previously identified map data, and adds a pattern and a color to the classified object. Accordingly, the map display system 200 generates the background data.
  • the map display system 200 may generate the background data similar to a real environment by further including the weather information such as raining, snowing, cloudiness, and the like in the generated background data.
  • a route guidance unit 207 of the map display system 200 guides a route by associating the map data with the generated background data.
  • the map data may be differently displayed according to the terrain expressed by the background information.
  • the route guidance unit 207 may include a display unit and an audio output unit.
  • the background data and text, image, video data associated with the map may be outputted via the display unit.
  • the route may be audio-guided via the audio output unit.
  • FIG. 5 is a diagram illustrating an example of map data provided by associating with background data according to an embodiment of the present invention.
  • a map display system 200 differently displays the background data according to a farmland 503 , a residential area 501 , a water system 504 , and the like by associating with the map data.
  • map data provides only POI information based on route data.
  • the residential area 501 is represented in a different background, a different color, and a different pattern.
  • a forestland 502 is represented as an x-pattern, which is represented differently from the residential area 501 .
  • the farmland 503 is represented as a rice pattern, which is represented differently from the residential area 501 and the forestland 502 .
  • the water system 504 may be represented in a blue color to be represented more graphically.
  • the map display system 200 may differently display the farmland 503 for each season, i.e. using a blue color in spring and summer, a gold color in fall, and a white in winter.
  • FIG. 6 is a flowchart illustrating a method of displaying a map according to still another embodiment of the present invention. Unlike FIG. 3 , FIG. 6 illustrates a navigation method which receives a starting location and a destination from a user and associates map data from the starting location to the destination with background data.
  • a map display system 200 maintains background information for each category, and pattern information and color information for each season according to the category in a background database 202 .
  • the background database 202 has been described with reference to FIG. 4 .
  • the map display system 200 receives the starting location and the destination from the user.
  • the user may request a route from a current location to the destination by inputting the destination where the user desires to go. Accordingly, the map display system 200 identifies map data from the starting location to the destination from a map database 201 .
  • a background service server transmits date information and weather information to the map display system 200 .
  • the date information is information corresponding to a current date.
  • the date information may be represented as 10 a.m., Apr. 19, 2005.
  • the weather information is information such as raining, snowing, cloudiness, and the like, as described above.
  • the map display system 200 receives the date information and the weather information, and identifies background information, and pattern information and color information for each season corresponding to the date information from a background database 202 . Since the pattern information and the color information are classified with respect to season, the pattern information and the color information for each season may be identified by corresponding to current date information.
  • Operation 605 is identical to operation S 306 and operation S 606 is identical to operation S 307 described with reference to FIG. 3 , and thus descriptions with respect to operation S 605 and operation S 606 are omitted.
  • the media may also be a transmission medium such as optical or metallic lines, wave guides, etc. including a carrier wave transmitting signals specifying the program instructions, data structures, etc.
  • 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 embodiments of the present invention.
  • a method and system for displaying a map generates background data based on weather information received in real time, background information previously stored for each season, pattern information and color information for each season, guides a route by associating the background data with map data which is associated with a driving route of a vehicle, and thereby may provide the map data in a more realistic manner.
  • a method and system for displaying a map classifies background information according to a height of a terrain, stores the classified background information, differently displays map data according to the terrain expressed by the background information, guides a route, and thereby may provide a background environment as seen through a driver's eyes.
  • a method and system for displaying a map provides weather information such as raining, snowing, cloudiness, and the like, by including the weather information in background data, and thereby may enable a driver to expect and cope with a traffic condition.

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US12/226,721 2006-04-27 2007-02-26 System and Method for Expressing Map According to Change Season and Topography Abandoned US20090105948A1 (en)

Applications Claiming Priority (3)

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KR10-2006-0038042 2006-04-27
KR1020060038042A KR100852615B1 (ko) 2006-04-27 2006-04-27 계절 및 지형 변화에 따른 지도 표현 방법 및 시스템
PCT/KR2007/000965 WO2007126204A1 (fr) 2006-04-27 2007-02-26 Système et procédé pour afficher une carte en fonction de la saison et de la topographie

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US8843308B2 (en) 2014-09-23
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