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.:
Date of Patent:
Sep. 04, 2001
Filed:
Jul. 21, 1999
John G. Mark, Pasadena, CA (US);
Daniel A. Tazartes, West Hills, CA (US);
Litton Systems Inc., Woodland Hills, CA (US);
Abstract
The invention is a method and apparatus for obtaining an accurate value x,of a variable x,based on an estimate x,that is a function of K variables x,, x,, . . . , x,, . . . , x,. The method comprises the steps of (a) obtaining a plurality of estimates x,, x,, . . . , x,, . . . , x,of the variables x,, x,, . . . , x,, . . . , x,over a method-execution time period, the values of the variables x,, x,, . . . , x,, . . . , x,changing or being changed during the method-execution time period; (b) obtaining from an external source the actual values x,of x,during the method-execution time period; (c) defining a compensation model &dgr;x,that is a function of one or more of the estimates x,, x,, . . . , x,, . . . x,of the variables x,, x,, . . . , x,, . . . , x,, the compensation model being further defined by I unknown constants a,, a,, . . . , a,, . . . , a,; (d) applying an operator G to the values of x,−x,and &dgr;x,; (e) determining the values of a,, a,, . . . , a,, . . . , a,; and (f) determining the value of x,.