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:
Jan. 16, 2018

Filed:

Jul. 31, 2013
Applicants:

Samuel Brunet, Cowes, GB;

Richard Paul Collins, Southampton, GB;

Luben Hristov, Sofia, BG;

Steinar Myren, Vikhammer, NO;

Trond Jarle Pedersen, Trondheim, NO;

Paul Stavely, Southampton, GB;

Inventors:

Samuel Brunet, Cowes, GB;

Richard Paul Collins, Southampton, GB;

Luben Hristov, Sofia, BG;

Steinar Myren, Vikhammer, NO;

Trond Jarle Pedersen, Trondheim, NO;

Paul Stavely, Southampton, GB;

Assignee:

Atmel Corporation, San Jose, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/041 (2006.01); G06F 3/044 (2006.01);
U.S. Cl.
CPC ...
G06F 3/044 (2013.01); G06F 3/0416 (2013.01); G06F 3/0418 (2013.01); G06F 2203/04101 (2013.01); G06F 2203/04108 (2013.01);
Abstract

In one embodiment, an apparatus includes a sensor having a plurality of electrodes and a controller having a processor and a memory. The memory includes logic operable, when executed by the processor, to connect each electrode of a first subset of the plurality of electrodes, apply voltage to the first subset, and determine a first value associated with a capacitance of the first subset. Based at least on the first value, the logic is further operable to connect each electrode of a second subset of the plurality of electrodes, the second subset having fewer electrodes than the first subset, apply voltage to the second subset, and determine a second value associated with a capacitance of the second subset.


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