Active stylus with high voltage

摘要

In one embodiment, a stylus has one or more electrodes and one or more computer-readable non-transitory storage media embodying logic for transmitting signals wirelessly to a device through a touch sensor of the device. At least some of the signals comprise substantially high voltage. The stylus has one or more electrodes in or on a tip of the stylus which transmit the high-voltage signals to the device.

主权项

1. A stylus comprising:
one or more electrodes and one or more computer-readable non-transitory storage media embodying logic for transmitting electromagnetic signals wirelessly to a device through a touch sensor of the device, at least some of the signals comprising high-voltage signals generated at least in part from a voltage difference of 10-20 volts produced by the stylus; a stylus tip comprising one or more surface areas; and a substrate disposed along one or more of the surface areas of the stylus tip, one or more of the one or more electrodes being disposed in or on the substrate.