Method and apparatus for navigation system for selecting icons and application area by hand drawing on map image
First Claim
1. A method for displaying icons representing a type of places of interest for a navigation system, comprising the following steps of:
- checking, by using a processor, whether a map image is displayed on a monitor screen of a navigation system;
detecting an activity of hand-writing a character &
symbol drawing by a user on the map image shown on the monitor screen;
determining a category of the icons intended by the user with respect the map image based on the character &
symbol drawing specified by the user;
determining a minimum surrounding rectangle of the character &
symbol drawing specified by the user where the minimum surrounding rectangle is a smallest rectangle inwardly tangential to an outer shape of the character &
symbol drawing;
determining an applicable area on the map image for applying an icon display operation based on the minimum surrounding rectangle of the character &
symbol drawing specified by the user;
checking a prescribed data table based on the category of the icons and the applicable area selected by the character &
symbol drawing by the user in the foregoing steps; and
changing the manner of displaying the icons on the map image with respect to the category and applicable area determined by the character &
symbol drawing; and
wherein the character &
symbol drawing is a handwritten drawing by the user that serves to define both the category of the icons and the applicable area at the same time.
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Accused Products
Abstract
A method and apparatus for displaying desired icons on an applicable area on a screen of a navigation system by a character and symbol drawing that is hand-written by a user on the screen. The method includes the steps of: evaluating a character & symbol drawing that is hand-written by the user to determine a category of the icons intended by the user; determining an applicable area on the map image for applying an icon display operation based on the character & symbol drawing; checking a prescribed data table based on the category of the icons and the applicable area selected by the character & symbol; and changing the manner of displaying the icons with respect to the category and applicable area determined by the foregoing process.
10 Citations
20 Claims
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1. A method for displaying icons representing a type of places of interest for a navigation system, comprising the following steps of:
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checking, by using a processor, whether a map image is displayed on a monitor screen of a navigation system; detecting an activity of hand-writing a character &
symbol drawing by a user on the map image shown on the monitor screen;determining a category of the icons intended by the user with respect the map image based on the character &
symbol drawing specified by the user;determining a minimum surrounding rectangle of the character &
symbol drawing specified by the user where the minimum surrounding rectangle is a smallest rectangle inwardly tangential to an outer shape of the character &
symbol drawing;determining an applicable area on the map image for applying an icon display operation based on the minimum surrounding rectangle of the character &
symbol drawing specified by the user;checking a prescribed data table based on the category of the icons and the applicable area selected by the character &
symbol drawing by the user in the foregoing steps; andchanging the manner of displaying the icons on the map image with respect to the category and applicable area determined by the character &
symbol drawing; andwherein the character &
symbol drawing is a handwritten drawing by the user that serves to define both the category of the icons and the applicable area at the same time. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. An apparatus for displaying icons representing a type of places of interest for a navigation system, comprising:
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a storage device configured to store map data, a prescribed data table including icon data, and programs; a monitor screen configured to display images and texts related operations of the navigation system; an input device configured to input information by a user including a handwritten drawing; and a central processing unit configured, by executing the programs in the storage device, to conduct the following operations of; checking whether a map image is displayed on the monitor screen of the navigation system; detecting an activity of hand-writing a character &
symbol drawing by a user on the map image shown on the monitor screen;determining a category of the icons intended by the user with respect the map image based on the character &
symbol drawing specified by the user;determining a minimum surrounding rectangle of the character &
symbol drawing specified by the user where the minimum surrounding rectangle is a smallest rectangle inwardly tangential to an outer shape of the character &
symbol drawing;determining an applicable area on the map image for applying an icon display operation based on the minimum surrounding rectangle of the character &
symbol drawing specified by the user;checking the icon data in the prescribed data table based on the category of the icons and the applicable area selected by the character &
symbol drawing by the user in the foregoing operations; andchanging the manner of displaying the icons on the map image with respect to the category and applicable area determined by the character &
symbol drawing; andwherein the character &
symbol drawing is a handwritten drawing by the user that serves to define both the category of the icons and the applicable area at the same time. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification