| 摘要 |
A miniature touchpad disposed underneath the surface of a single key cap that is disposed in a keyboard, wherein the key cap touchpad provides proximity sensing through the material of the key cap to the key cap surface, wherein a user moves a finger across the key cap surface in order to manipulate a cursor on a display screen, scroll through items in a list, navigate through web pages, or other functions typically associated with a full-function touchpad.
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