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. 27, 2003
Filed:
Sep. 24, 1999
Applicant:
Inventors:
Assignee:
Motorola, Inc., Schaumburg, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03D 3/24 ; H03L 7/08 ;
U.S. Cl.
CPC ...
H03D 3/24 ; H03L 7/08 ;
Abstract
A phase lock loop having an bandwidth that does not depend upon N. The phase lock loop comprising: a controlled oscillator, a frequency divider by N, a phase detector for producing an error signal ER, and an adjustable converter, coupled to the phase detector and to the current controlled oscillator, for receiving ER and providing the controlled oscillator a control signal such that that the (Fico/N) ranges between a minimum value of Fmin and a maximal value of Fmax, wherein Fref=(Fmin+Fmax)/2.