Systems and methods for tracking baseline signals for touch detection
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United States of America Patent
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Jun 27, 2017
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app pub date -
Feb 23, 2015
filing date -
Feb 24, 2014
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Abstract
System and methods are provided for tracking baseline signals for touch detection. The system includes: a comparison network configured to determine whether an input baseline signal is within a tracking range; a filter network configured to generate an output baseline signal for touch detection based at least in part on the input baseline signal according to one or more filter parameters; and a signal processing component configured to update the one or more filter parameters based at least in part on the determination of whether the input baseline signal is within the tracking range.
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