Patent attributes
According to an aspect of present invention provides electronic device having a multi-functional human interface, device comprising, first to fifth multi-functional input buttons, wherein each of multi-functional input buttons includes an electrode unit including a transmitter unit and a receiver unit, transmitter unit has first and second transmitters having driver signal periods different from each other, and receiver unit has first to fourth receivers having at least two scan signal periods different from each other, first receiver of fourth multi-functional input button has a scan signal period same as a scan signal period of fourth receiver of second multi-functional input button, second receiver of fourth multi-functional input button has a scan signal period same as a scan signal period of first receiver of first multi-functional input button, third receiver of fourth multi-functional input button has a scan signal period same as a scan signal period of second receiver of first multi-functional input button, and fourth receiver of fourth multi-functional input button has a scan signal period same as scan signal periods of third receiver of first multi-functional input button and first receiver of fifth multi-functional input button.