| 摘要 |
A method and apparatus for a controller (500) for a touch location sensor comprising: a signal generator (501 ) for generating a plurality input signals, wherein each of said plurality of input signals is distinguishable; a sensor array (505) comprising: a plurality of drive lines, each drive line configured in a first direction to receive one of said input signals, and a plurality of sense lines, arranged in a different direction to the drivelines, each configured to output an output signal, wherein each respective output signals is a function of at least one of the input signals; and a processor (503) configured to analyse each of said output signals in order to detect a change in any of said output signals, wherein said change indicates a touch location. |
