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:
May. 19, 1998
Filed:
May. 23, 1996
Applicant:
Inventors:
Raymond Louis Barrett, Jr, Ft. Lauderdale, FL (US);
Barry W Herold, Boca Raton, FL (US);
Grazyna Anna Pajunen, Delray Beach, FL (US);
Assignee:
Motorola, Inc., Schaumburg, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03D / ; H03D / ;
U.S. Cl.
CPC ...
375327 ; 375376 ; 331 / ; 331 11 ; 331 14 ; 331 17 ; 327159 ;
Abstract
A phase lock loop of a synthesizer (143) is controlled by applying (506) modern optimal control techniques for a predetermined period in a computing engine (222), in response to an error being introduced into a signal of the phase lock loop, and by utilizing (510) classical control techniques for controlling the phase lock loop after the predetermined period.