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.

Patent No.:

US 7936166 B1

PDF
Full Text
Expired
Date of Patent:
May. 03, 2011

Filed:

Apr. 24, 2009
Applicants:

Frank Olivieri, Wayne, NJ (US);

Walter Kluss, Clifton, NJ (US);

Son T. Tran, Hillsdale, NJ (US);

Inventors:

Frank Olivieri, Wayne, NJ (US);

Walter Kluss, Clifton, NJ (US);

Son T. Tran, Hillsdale, NJ (US);

Assignee:

Honeywell International Inc., Morristown, NJ (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01B 7/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for extracting peak information from an amplitude varying sinusoidal waveform output from a sensor is provided. The method includes gating a counter with a keying signal having a keying-signal period generated by a sinusoidal waveform associated with the amplitude varying sinusoidal waveform, receiving high frequency clock signals at the gated counter during keying-signal periods, wherein a clock-signal period is much less than the keying-signal periods, disabling the counter at the end of each keying-signal period, generating a quarter-count value based on the disabling, and outputting a sample pulse associated with each keying-signal period. If a current-keying-signal period is the same as a last-keying-signal period, the sample pulse is generated at a quarter-wave of the sinusoidal waveform. If the current-keying-signal period differs from the last-keying-signal period, the associated output sample pulses are adjusted to the quarter-wave of the sinusoidal waveform in the next-keying-signal period.


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Olivieri, Frank. (2011). Quarter cycle waveform detector (U.S. Patent No. 7936166). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7936166

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