APPARATUS AND METHOD FOR DETECTING A TOUCH
First Claim
1. An apparatus for detecting touch comprising:
- a touch element comprising a plurality of touch detecting electrodes arranged therein; and
a touch element controller for acquiring detection signals from the touch detection electrodes and determining presence of touch in the touch element,wherein the touch element controller comprises,a receiving unit for receiving the detection signals from the touch detection electrodes and grouping the detection signals into one or more detection signal groups;
a memory for storing a detection signal value limit;
a signal extracting unit for extracting the maximum detection value out of the detection signal values of the detection for each of the detection signals;
a calculating unit for calculating an adjustment variable by deducting the detection signal value limit from the maximum detection signal value for each of the detection groups; and
a touch determination unit for determining presence of touch in the touch element, using the adjustment variable.
1 Assignment
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Accused Products
Abstract
There is disclosed an apparatus for detecting touch including a touch element comprising a plurality of touch detecting electrodes arranged therein, a touch element controller for acquiring detection signals from the touch detection electrodes and determining presence of touch in the touch element, wherein the touch element controller includes a receiving unit for receiving the detection signals from the touch detection electrodes and grouping the detection signals into one or more detection signal groups, a memory for storing a detection signal value limit, a signal extracting unit for extracting the maximum detection value out of the detection signal values of the detection for each of the detection signals, a calculating unit for calculating an adjustment variable by deducting the detection signal value limit from the maximum detection signal value for each of the detection groups, and a touch determination unit for determining presence of touch in the touch element, using the adjustment variable.
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Citations
31 Claims
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1. An apparatus for detecting touch comprising:
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a touch element comprising a plurality of touch detecting electrodes arranged therein; and a touch element controller for acquiring detection signals from the touch detection electrodes and determining presence of touch in the touch element, wherein the touch element controller comprises, a receiving unit for receiving the detection signals from the touch detection electrodes and grouping the detection signals into one or more detection signal groups; a memory for storing a detection signal value limit; a signal extracting unit for extracting the maximum detection value out of the detection signal values of the detection for each of the detection signals; a calculating unit for calculating an adjustment variable by deducting the detection signal value limit from the maximum detection signal value for each of the detection groups; and a touch determination unit for determining presence of touch in the touch element, using the adjustment variable. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. An apparatus for detecting touch comprising:
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a touch element comprising a plurality of touch detecting electrodes arranged therein; and a touch element controller for acquiring detection signals from the touch detection electrodes and determining presence of touch in the touch element, wherein the touch element controller comprises, a receiving unit for receiving the detection signals from the touch detection electrodes and grouping the detection signals into one or more detection signal groups; a memory for storing a detection signal value limit; a signal extracting unit for extracting the maximum detection value out of the detection signal values of the detection for each of the detection signals; a calculating unit for calculating an adjustment variable by deducting the detection signal value limit from the maximum detection signal value for each of the detection groups; and a touch determination unit for determining presence of touch in the touch element, using the adjustment variable. - View Dependent Claims (10)
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11. An apparatus for detecting touch comprising:
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a display panel for displaying an image; a display panel controller for driving the display panel; a touch element arranged on one surface of the display panel, the touch element comprising a plurality of touch detecting electrodes arranged therein; and a touch element controller for acquiring detection signals from the touch detection electrodes and determining presence of touch in the touch element, wherein the touch element controller comprises, a receiving unit for receiving the detection signals from the touch detection electrodes and grouping the detection signals into one or more detection signal groups; a memory for storing a detection signal value limit; a signal extracting unit for extracting the maximum detection value out of the detection signal values of the detection for each of the detection signals; a calculating unit for calculating an adjustment variable by deducting the detection signal value limit from the maximum detection signal value for each of the detection groups; and a touch determination unit for determining presence of touch in the touch element, using the adjustment variable.
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12. An apparatus for detecting touch comprising:
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a display panel for displaying an image; a display panel controller for driving the display panel; a touch element arranged on one surface of the display panel, the touch element comprising a plurality of touch detecting electrodes arranged therein; and a touch element controller for acquiring detection signals from the touch detection electrodes and determining presence of touch in the touch element, wherein the touch element controller comprises, a receiving unit for receiving the detection signals from the touch detection electrodes and grouping the detection signals into one or more detection signal groups; a memory for storing a detection signal value limit; a signal extracting unit for extracting the maximum detection value out of the detection signal values of the detection for each of the detection signals; a calculating unit for calculating an adjustment variable by deducting the detection signal value limit from the maximum detection signal value for each of the detection groups; and a touch determination unit for determining presence of touch in the touch element, using the adjustment variable.
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13. An apparatus for detecting touch comprising:
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a touch element comprising a plurality of touch detection electrodes comprising a plurality of first touch detection electrodes and a plurality of second touch detection electrodes; and a touch element controller for applying a driving signal a predetermined number of the second touch detection electrodes and determining presence of touch in the touch element by acquiring detection signals generated between the first touch detection electrodes and the second touch detection electrodes, wherein the touch element controller comprises, a receiving unit for receiving the detection signals from the first touch detection electrodes; a memory for storing a detection signal value limit; a signal extracting unit for extracting the maximum detection signal value out of the detection signal values of the detection signals; a calculating unit for calculating an adjustment variable by deducting the detection signal value from the maximum detection signal value; and a touch determination unit for determining presence of touch in the touch element, using the adjustment variable. - View Dependent Claims (14, 15, 16, 17, 18, 19)
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20. An apparatus for detecting touch comprising:
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a touch element comprising a plurality of touch detection electrodes comprising a plurality of first touch detection electrodes and a plurality of second touch detection electrodes; and a touch element controller for applying a driving signal a predetermined number of the second touch detection electrodes and determining presence of touch in the touch element by acquiring detection signals generated between the first touch detection electrodes and the second touch detection electrodes, wherein the touch element controller comprises, a receiving unit for receiving the detection signals from the first touch detection electrodes; a memory for storing a detection signal value limit; a signal extracting unit for extracting the maximum detection signal value out of the detection signal values of the detection signals; a calculating unit for calculating an adjustment variable by deducting the detection signal value from the maximum detection signal value; and a touch determination unit for determining presence of touch in the touch element, using the adjustment variable. - View Dependent Claims (21)
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22. A method for detecting touch comprising:
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generating detection signals and acquiring the detection signals to be grouped into one or more detection signal groups; extracting the maximum detection signal value out of detection signal values of the detection signals for each of the detection signal groups; calculating an adjustment variable by deducting a detection signal value limit from the maximum detection signal value for each of the detection signal groups; and determining presence of touch in a touch element, using the adjustment variable. - View Dependent Claims (23, 24, 25, 26, 27, 28, 29)
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30. A method for detecting touch comprising:
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generating detection signals and acquiring the detection signals to be grouped into one or more detection signal groups; extracting the maximum detection signal value out of detection signal values of the detection signals for each of the detection signal groups; calculating an adjustment variable based on a rate of a detection signal value limit to the maximum detection signal value; and determining presence of touch in a touch element, using the adjustment variable. - View Dependent Claims (31)
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Specification