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:
Jun. 13, 2017

Filed:

Aug. 11, 2016
Applicant:

Schweitzer Engineering Laboratories, Inc., Pullman, WA (US);

Inventors:

Tracey G. Windley, Moscow, ID (US);

Veselin Skendzic, Schwenksville, PA (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03K 17/16 (2006.01); H03K 5/1254 (2006.01); H03K 19/20 (2006.01); H03K 21/02 (2006.01); H03K 5/00 (2006.01);
U.S. Cl.
CPC ...
H03K 5/1254 (2013.01); H03K 19/20 (2013.01); H03K 21/026 (2013.01); H03K 2005/00019 (2013.01);
Abstract

Disclosed herein are various implementations of input-controlled multiple threshold debounce circuits or algorithms. In one embodiment, an input-controlled multiple threshold debounce system is configured to receive an input signal and to control an output. An analysis subsystem may determine when an input signal exceeds an assertion threshold and may assess at least one additional characteristic of the input signal. Supervisory logic in communication with the analysis subsystem may select a variable delay based on the at least one additional characteristic of the input signal. A delay subsystem controlled by the supervisory logic may assert a first signal after the input signal remains above the assertion threshold for longer than the variable delay. Finally, a system output may be configured to receive the first signal and may be configured to assert the debounce system output based on the first signal.


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