Method and apparatus for displaying simplified map image for navigation system
First Claim
1. A display method for a navigation system, comprising the following steps of:
- setting either a simple map mode or a normal map mode in the navigation system;
checking whether the simple map mode or the normal map mode is set for displaying a map image on a monitor screen of the navigation system;
determining which map elements are selected to be displayed when the simple map mode is set; and
displaying either the map image with only the selected map elements when the simple map mode has been set or the map image with all the map elements when the normal map mode has been set;
wherein the setting between the simple map mode and the normal map mode is conducted without changing a display range of the map image, and wherein said step of setting the simple map mode or the normal map mode is conducted automatically by an operation of a map scroll function in which the map image is scrolled from one location to another.
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Abstract
The display method and apparatus for a navigation system interchangeably displays a normal map image and a simplified map image in accordance with a user'"'"'s preference and complexity of the map image. The method includes the steps of checking whether a simple map mode or a normal map mode is set for displaying a map image on a monitor screen of the navigation system, determining which map elements are selected to be displayed when the simple map mode is set, and displaying the map image with only the selected map elements when the simple map mode is set while displaying the map image with all the map elements when the normal map mode is set. The navigation system is designed to switch between the normal map mode and the simple map mode either manually or automatically.
54 Citations
16 Claims
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1. A display method for a navigation system, comprising the following steps of:
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setting either a simple map mode or a normal map mode in the navigation system; checking whether the simple map mode or the normal map mode is set for displaying a map image on a monitor screen of the navigation system; determining which map elements are selected to be displayed when the simple map mode is set; and displaying either the map image with only the selected map elements when the simple map mode has been set or the map image with all the map elements when the normal map mode has been set; wherein the setting between the simple map mode and the normal map mode is conducted without changing a display range of the map image, and wherein said step of setting the simple map mode or the normal map mode is conducted automatically by an operation of a map scroll function in which the map image is scrolled from one location to another. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A display apparatus for a navigation system, comprising the following steps of:
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means for setting either a simple map mode or a normal map mode in the navigation system; means for checking whether the simple map mode or the normal map mode is set for displaying a map image on a monitor screen of the navigation system; means for determining which map elements are selected to be displayed when the simple map mode is set; and means for displaying either the map image with only the selected map elements when the simple map mode has been set or the map image with all the map elements when the normal map mode has been set; wherein the setting between the simple map mode and the normal map mode is conducted without changing a display range of the map image, and wherein said means of setting the simple map mode or the normal map mode is conducted automatically by an operation of a map scroll function in which the map image is scrolled from one location to another. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
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Specification