|
US2013016071A1
|
|
Digitizer using position-unique optical signals
|
|
US2013113762A1
|
|
Digitizer using multiple stylus sensing techniques
|
|
US2012162122A1
|
|
Force sensitive device with force sensitive resistors
|
|
US2011163766A1
|
|
Capacitance measurement circuit with dynamic feedback
|
|
US2009219258A1
|
|
Touch screen sensor with low visibility conductors
|
|
US2009127003A1
|
|
System and method for determining touch positions based on position-dependent electrical charges
|
|
US2008158165A1
|
|
Location sensing system and method employing adaptive drive signal adjustment
|
|
US2008142281A1
|
|
Capacitance measuring circuit and method
|
|
US2007074913A1
|
|
Capacitive touch sensor with independently adjustable sense channels
|
|
US2006279548A1
|
|
Touch location determination involving multiple touch location processes
|
|
US2006244733A1
|
|
Touch sensitive device and method using pre-touch information
|
|
US2006227114A1
|
|
Touch location determination with error correction for sensor movement
|
