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:
Sep. 08, 2015

Filed:

Jun. 18, 2013
Applicants:

Richard L. Waters, San Diego, CA (US);

Paul David Swanson, Santee, CA (US);

Inventors:

Richard L. Waters, San Diego, CA (US);

Paul David Swanson, Santee, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01P 21/00 (2006.01); G01P 15/097 (2006.01); G05F 3/02 (2006.01); G01P 15/125 (2006.01);
U.S. Cl.
CPC ...
G05F 3/02 (2013.01); G01P 15/097 (2013.01); G01P 15/125 (2013.01); G01P 21/00 (2013.01);
Abstract

A method for increasing the accuracy of a time-domain apparatus comprising the following steps: initiating a periodic oscillation with the time-domain apparatus; measuring time intervals between trigger events during each oscillation, wherein the trigger events correspond to the oscillation passing known values; detecting a perturbation to the oscillation by monitoring changes in the time intervals between trigger events; and adjusting a parameter of the oscillation based on the perturbation such that measurement error is reduced.


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