The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 08, 2022

Filed:

Oct. 21, 2020
Applicant:

Cirrus Logic International Semiconductor Ltd., Edinburgh, GB;

Inventors:

Hamid Sepehr, London, GB;

Pablo Peso Parada, Maidenhead, GB;

Willem Zwart, Edinburgh, GB;

Tom Birchall, London, GB;

Michael Allen Kost, Cedar Park, TX (US);

Tejasvi Das, Austin, TX (US);

Siddharth Maru, Austin, TX (US);

Matthew Beardsworth, Austin, TX (US);

Bruce E. Duewer, Round Rock, TX (US);

Assignee:

Cirrus Logic, Inc., Austin, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/0488 (2013.01); G06F 3/041 (2006.01); G01L 5/162 (2020.01); G01L 5/165 (2020.01); G01L 5/167 (2020.01); G01L 5/164 (2020.01);
U.S. Cl.
CPC ...
G06F 3/0488 (2013.01); G06F 3/0412 (2013.01); G06F 3/0414 (2013.01); G01L 5/162 (2013.01); G01L 5/164 (2013.01); G01L 5/165 (2013.01); G01L 5/167 (2013.01); G06F 2203/04105 (2013.01); H04M 2250/22 (2013.01);
Abstract

A force sensing system for determining if a user input has occurred, the system comprising: an input channel, to receive an input from at least one force sensor; an activity detection stage, to monitor an activity level of the input from the at least one force sensor and, responsive to an activity level which may be indicative of a user input being reached, to generate an indication that an activity has occurred at the force sensor; and an event detection stage to receive said indication, and to determine if a user input has occurred based on the received input from the at least one force sensor.


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