| 摘要 |
A touch-based input device comprising a first structural element supported in a fixed position, a second structural element operable with said first structural element and configured to define a touch-sensing element. The touch-based input device further comprising at least one sensor operable to measure an external stimulus applied to said touch-sensing element, the at least one sensor being configured to output a signal corresponding to said external stimulus to be used to determine a location of said external stimulus applied to said touch-sensing element, wherein at least a portion of the touch-sensing element comprises a boundary defining a void present in the touch-sensing element.
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