Navigation device and method for displaying alternative routes
First Claim
Patent Images
1. A navigation device programmed with a map database and software that enables a route to be planned between two user-defined places, wherein the device is further programmed to be able to display a navigation map on a touch screen display, the map updating the current position of the device;
- wherein the user can, by touching the screen, task away from the navigation map to a menu screen which displays one or more options that, if selected through a further touch action, initiate a re-calculation of the route.
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Abstract
A navigation device has a route re-calculation function. This is activated by the user touching the screen to task away from the normal navigation map mode to a menu screen which displays multiple types of route re-calculation options.
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Citations
16 Claims
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1. A navigation device programmed with a map database and software that enables a route to be planned between two user-defined places, wherein the device is further programmed to be able to display a navigation map on a touch screen display, the map updating the current position of the device;
- wherein the user can, by touching the screen, task away from the navigation map to a menu screen which displays one or more options that, if selected through a further touch action, initiate a re-calculation of the route.
- View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A method of displaying navigation information, the method being deployed in a navigation device programmed with a map database and software that enables a route to be planned between two user-defined places, wherein the device is further programmed to be able to display a navigation map on a touch screen display, the map updating the current position of the device;
- characterised in that the user can, by touching the screen, task away from the navigation map to a menu screen which displays one or more options that, if selected through a further touch action, initiate a re-calculation of the route.
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16. Computer software adapted to enable a navigation device, programmed with a map database and software that enables a route to be planned between two user-defined places and displayed on a navigation map on a touch screen display, the map updating the current position of the device;
- wherein the software enables a user, by touching the screen, task away from the navigation map to a menu screen which displays one or more options that, if selected through a further touch action, initiate a re-calculation of the route
Specification