METHOD AND APPARATUS FOR RECOGNIZING A PEN TOUCH IN A DEVICE
First Claim
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1. A method for recognizing a pen touch in a device with a touch screen, the method comprising:
- detecting an input touch;
distinguishing between a pen touch and a palm touch;
removing an input corresponding to the palm touch and processing an input corresponding to the pen touch as an effective input; and
controlling an operation corresponding to the pen touch.
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Abstract
A method and device for distinguishing between a pen touch and a palm touch are provided. The device removes an input according to the palm touch, and processes only the pen touch as an effective input with a touch screen, thereby increasing the recognition of the pen touch. The method includes detecting an input touch, distinguishing between a pen touch and a palm touch, removing an input corresponding to the palm touch and processing an input corresponding to the input pen touch as an effective input, and controlling an operation corresponding to the pen touch.
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Citations
17 Claims
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1. A method for recognizing a pen touch in a device with a touch screen, the method comprising:
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detecting an input touch; distinguishing between a pen touch and a palm touch; removing an input corresponding to the palm touch and processing an input corresponding to the pen touch as an effective input; and controlling an operation corresponding to the pen touch. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A device with a touch screen, the device comprising:
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a storage unit for storing a palm touch identifying reference value that is set as a reference value to identify a palm touch and a palm touch invalidating reference value that is set as a reference value to invalidate the input of the palm touch; and a controller for identifying a pen touch and a palm touch that are simultaneously input, for removing an input corresponding to the palm touch, for processing only the pen touch as an effective input, and for controlling an operation corresponding to the pen touch. - View Dependent Claims (12, 13, 14, 15, 16, 17)
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Specification