Invention Grant
- Patent Title: Capacitive sensing button on chip
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Application No.: US15433932Application Date: 2017-02-15
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Publication No.: US10969249B2Publication Date: 2021-04-06
- Inventor: Rajagopal Narayanasamy , Mahadevan Krishnamurthy Narayana Swamy , David G. Wright , Steve Kolokowsky
- Applicant: Cypress Semiconductor Corporation
- Applicant Address: US CA San Jose
- Assignee: Cypress Semiconductor Corporation
- Current Assignee: Cypress Semiconductor Corporation
- Current Assignee Address: US CA San Jose
- Priority: IN530/DEL/2011 20110228
- Main IPC: G01D5/24
- IPC: G01D5/24 ; G06F3/044 ; H03K17/96 ; G06F3/01 ; H03K17/60

Abstract:
A method, apparatus, and system use logic circuitry arranged within an integrated circuit to: convert a self capacitance of a first sensor element arranged within the integrated circuit to a digital value, and apply a signal to an output pin of the integrated circuit based on the self capacitance.
Public/Granted literature
- US20170255297A1 Capacitive Sensing Button On Chip Public/Granted day:2017-09-07
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