Patent ID: 7268773
Filing Date: 2007-09-11
Classification: G06F

Abstract:
1. A method of selecting a value using a touch-sensitive screen comprising: displaying a first value in a textbox on the screen; displaying a graphic on the screen, the graphic having two ends and an indicator having a first position between the two ends; determining whether the user has selected the textbox; changing the appearance of the screen to indicate the textbox has been selected by the user; determining whether the user has moved the indicator from the first position to a second position towards or away from one of the ends; selecting a candidate value from a range of values based on the second position of the indicator and as a function selected from a group consisting of the velocity at which the user moves the indicator from the first to the second position, the acceleration at which the user moves the indicator from the first to the second position, the pressure applied on the screen at the indicator or at either end, and the duration the user has tapped on the indicator or on either end; displaying the candidate value in the textbox; and storing the candidate value as the value associated with the textbox if the textbox is tapped after the step of selecting a candidate value.