APPARATUS AND METHOD FOR CONTROLLING TURNING ON/OFF OPERATION OF DISPLAY UNIT IN PORTABLE TERMINAL
First Claim
Patent Images
1. A method for controlling a display unit of a portable terminal, comprising:
- detecting a touch on an area of a touch screen in a call mode of the portable terminal;
determining whether a range of the touched area is equal to or greater than a preset threshold;
turning off the display unit if a range of the touched area is equal to or greater than said preset threshold; and
turning on the display unit if a release of touch from the touch screen is detected while the display unit is being turned-off.
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Accused Products
Abstract
An apparatus and method for controlling a display unit controls a turning on/off operation of a display unit in a portable terminal having a touch screen. A contact area of the touch screen is detected in a call mode of the portable terminal. A determination is made as to whether or not a range of the touched area is equal to or greater than a preset threshold. The display unit is turned-off if a range of the touched area is equal to or greater than a preset threshold. The display unit is turned on if a release of the touch from the touch screen is detected while the display unit is being turned-off.
33 Citations
23 Claims
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1. A method for controlling a display unit of a portable terminal, comprising:
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detecting a touch on an area of a touch screen in a call mode of the portable terminal; determining whether a range of the touched area is equal to or greater than a preset threshold; turning off the display unit if a range of the touched area is equal to or greater than said preset threshold; and turning on the display unit if a release of touch from the touch screen is detected while the display unit is being turned-off. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A portable terminal comprising:
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a radio frequency (RF) communication unit for performing communication; a touch screen, the touch screen including a touch detecting unit for detecting a user'"'"'s touch and providing information regarding the user'"'"'s touch, and a display unit for displaying screen data of the portable terminal and for being turned on/off according to the control corresponding to the information; and a controller for determining an area that is touched according to the information output from the touch detecting unit when the portable terminal is in a call mode, and for turning off the display unit if the touched area is equal to or greater than a preset threshold. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20, 21, 22, 23)
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Specification