Fast multi-touch stylus and sensor
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United States of America Patent
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Oct 31, 2017
Grant Date -
May 5, 2016
app pub date -
Jan 12, 2016
filing date -
Mar 15, 2013
priority date (Note) -
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status (Latency Note)
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Abstract
A stylus and touch sensitive device are disclosed. The stylus includes a stylus transmitter for transmitting a stylus signal. The touch sensitive device includes row conductors, each of which is associated with a row transmitter and a row receiver. The row transmitter is adapted to simultaneously transmit row signals, each on its associated row conductor, each of the row signals being orthogonal to each other of the plurality of row signals transmitted on each other of the row conductors. The row receiver is adapted to detect the stylus signal. Column conductors are provided, each associated with a column receiver that is adapted to detect the presence of each of the row signals transmitted by the row transmitter and the stylus signal.
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