Invention Grant
US07932897B2 Method of increasing the spatial resolution of touch sensitive devices 有权
增加触敏设备的空间分辨率的方法

Method of increasing the spatial resolution of touch sensitive devices
Abstract:
Disclosed herein is a capacitive touch sensitive device. One aspect of the touch sensitive device described herein is a reduction in the number of sensor circuits needed for circular or linear capacitive touch sensitive devices while maintaining the same resolution and absolute position determination for a single object. A related aspect of the touch sensitive device described herein a coding pattern that allows each sensor circuit of a capacitive touch sensitive device to share multiple electrodes at specially chosen locations in a sensor array such that the ability to determine the absolute position of a single object over the array is not compromised.
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