Display method and apparatus for navigation system
First Claim
Patent Images
1. A display method of a navigation system, comprising the following steps of:
- displaying a map screen in which a map image is scrolled by operation of scroll means;
changing the map screen to a map zoom screen by operating a selection key in which a zoom scale of the map image is changed by operation of the scroll means and a cursor marker is displayed at a predetermined position on the map screen; and
returning to he map screen from the map zoom screen by operating the selection key, thereby changing between the map screen and the map zoom screen is conducted by operating only the selection key;
wherein a zoom scale indicator is displayed on the map zoom screen to show a degree of zoom scale, and wherein the zoom scale indicator is disappeared in the map screen, and wherein adjustment of the zoom scale in the map zoom screen and the scroll of the map image are conducted by operating only the scroll means.
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Abstract
A display method and apparatus for navigation system for displaying information for guiding a driver of a vehicle. The navigation system designed to achieve an easy and efficient operation by a user for displaying information or changing displayed images with use of a substantially simplified set of control keys. In he navigation system, an enter (selection) key functions not only to set and select a menu but also to switch between a p screen and a map zoom screen. Cursor (scroll) keys function not only to scroll a map image in the map screen but also to adjust a zoom scale of the map image in the ma zoom screen.
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Citations
36 Claims
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1. A display method of a navigation system, comprising the following steps of:
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displaying a map screen in which a map image is scrolled by operation of scroll means;
changing the map screen to a map zoom screen by operating a selection key in which a zoom scale of the map image is changed by operation of the scroll means and a cursor marker is displayed at a predetermined position on the map screen; and
returning to he map screen from the map zoom screen by operating the selection key, thereby changing between the map screen and the map zoom screen is conducted by operating only the selection key;
wherein a zoom scale indicator is displayed on the map zoom screen to show a degree of zoom scale, and wherein the zoom scale indicator is disappeared in the map screen, and wherein adjustment of the zoom scale in the map zoom screen and the scroll of the map image are conducted by operating only the scroll means. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
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23. A display method of a navigation system, comprising the following steps of:
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displaying a locator map screen in which a current user position is shown on a map image;
changing the locator map screen to a map scroll screen by operating scroll and in which a map image is scrolled in predetermined directions in response to the operation of the scroll means while a cursor marker is displayed at a predetermined position on the map scroll screen;
changing either from the locator map screen or the map scroll screen to a map zoom screen by operating a selection key in which a zoom scale of the map image is changed by operation of the scroll means and the cursor marker or a user position marker is displayed at a predetermined position on the map zoom screen; and
selecting the zoom scale by operating the selection key after adjusting the zoom scale by operating the scroll means in the map zoom screen, thereby returning to the locator map screen or map scroll screen (“
map screen”
) with the selected zoom scale or moving to a name list screen in which a list of names of POI (point of interest) specified by the cursor marker or an address or street name of a location specified by the cursor marker is displayed;
wherein a zoom scale indicator is displayed on the map zoom screen to show a degree of zoom scale, and wherein the zoom scale indicator is disappeared in the map screen, and wherein switching between the map screen and the map zoom screen is conducted by operating only the selection key, and wherein adjustment of the zoom scale in the map zoom screen and the scroll of the map image are conducted by operating only the scroll means.
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24. A display apparatus of a navigation system, comprising:
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means for displaying a locator map screen in which a vehicle current position is shown on a map image;
means for changing the locator map screen to a map scroll screen by operating scroll means in which a map image is scrolled in response to the operation of the scroll means while a cursor marker is displayed at a predetermined position on the map scroll screen;
means for displaying a map zoom screen by operating a selection key in high a zoom scale of the map image is changed by operating of the scroll means and the cursor marker is displayed at a predetermined position on the map zoom screen; and
means for returning to the locator map screen or map scroll screen (“
map screen”
) from the map zoom screen by operating the selection key;
wherein a zoom scale indicator is displayed on the map zoom screen to show a degree of zoom scale, and wherein the zoom scale indicator is not displayed in the locator map screen or map scroll screen, and wherein switching between the map zoom screen an the map screen is conducted by operating only the selection key, and wherein adjustments of the zoom scale in the map zoom screen and the scroll of the map image are conducted by operating only the scroll means. - View Dependent Claims (25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36)
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Specification