TOUCH SENSING DEVICE AND CONCURRENT SENSING CIRCUIT
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United States of America Patent
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Issued Date -
Aug 25, 2016
app pub date -
Feb 19, 2015
filing date -
Feb 19, 2015
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A concurrent sensing circuit adaptable to a touch panel, including a plurality of summing circuits, each of which has input ends for receiving sensing signals provided at associated receiving ends of the touch panel, the input ends of each summing circuit adding or subtracting the sensing signals, thereby generating a summing signal at an associated output end of the summing circuit; and a plurality of receiving circuits associatively coupled to receive output ends of the summing circuits, respectively, the receiving circuits processing summing signals, thereby generating summing values, respectively, according to which a touch position or positions are determined.
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