Touch apparatus and touch detection method thereof
AssigneeHiDeep Inc.
InventorsSeyeob KIM, Bonkee KIM
Life of this patent
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Abstract
A touch apparatus according to an exemplary embodiment of the present invention includes: a touch sensor; and a touch controller that operates in a resonance driving mode during which a first driving signal is output for generation of a resonance signal of a stylus pen to the touch sensor and an idle mode during which the driving signal output to the touch sensor is stopped, and obtains first touch coordinate information from a detection signal input from the touch sensor during the resonance driving mode.
Claims36
A touch apparatus comprising:
- a touch sensor:
- and
- a touch controller that operates in a resonance driving mode during which a first driving signal is output for generation of a resonance signal of a stylus pen and an idle mode during which the outputting of the first driving signal is stopped, and obtains first touch coordinate information from a detection signal input from the touch sensor during the resonance driving mode.
A touch detection method of a touch apparatus, comprising:
- entering a resonance driving mode, and outputting a first driving signal for generation a resonance signal of a stylus pen;
- receiving a detection signal from the touch sensor during the resonance driving mode;
- obtaining first touch coordinate information from the detection signal;
- and
- entering an idle mode, and stopping outputting of the first driving signal.
A touch apparatus comprising:
- a touch sensor that includes a plurality of first touch electrodes for obtaining a coordinate value in a first coordinate axis, and a plurality of second touch electrodes for obtaining a coordinate value in a second coordinate axis that perpendicularly crosses the first coordinate axis;
- and
- a touch controller that operates in a driving mode during which a driving signal for generation of a resonance signal of a stylus pen is output, and an idle mode during which the outputting of the driving signal is stopped, and obtains touch coordinate information from a detection signal input from the touch sensor during a driving mode section during which the touch controller operates in the driving mode.
A touch apparatus comprising:
- a touch sensor that includes a plurality of touch electrodes that are arranged in a dot matrix format;
- and
- a touch controller that operates in a driving mode during which a driving signal for generation of a resonance signal of a stylus pen is output, and obtains touch coordinate information from a detection signal input from the touch sensor during a driving mode section during which the touch controller operates in the driving mode.
A touch detection method of a touch apparatus that includes a plurality of first electrodes for obtaining a coordinate value in a first coordinate axis and a plurality of second electrodes for obtaining a coordinate value in a second coordinate axis that perpendicularly crosses the first coordinate axis, comprising:
- entering a first driving mode section, and simultaneously outputting a driving signal for generation of a resonance signal of a stylus pen to the plurality of first electrodes;
- obtaining a first coordinate value that constitutes touch coordinate information by using a detection signal input from at least one type of electrode among the plurality of first electrodes and the plurality of second electrodes during the first driving mode section;
- entering a second driving mode section, and simultaneously outputting the driving signal to the plurality of second electrodes;
- and
- obtaining a second coordinate value that constitutes the touch coordinate information by using a detection signal input from the plurality of first electrodes and/or the plurality of second electrodes during the second driving mode section.
A touch detection method of a touch apparatus provided with a touch sensor that includes a plurality of first electrodes for obtaining a coordinate value in a first coordinate axis, and a plurality of second electrodes for obtaining a coordinate value in a second coordinate axis that perpendicularly crosses the first coordinate axis, comprising:
- entering a driving mode section, and simultaneously outputting a driving signal for generation of a resonance signal of a stylus pen to the plurality of first and second electrode;
- and
- obtaining the touch coordinate information by using a detection signal input from at least one type of electrode among the plurality of first electrodes and the plurality of second electrodes during the driving mode section.
Dependencies are inferred from the claim text.