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:
Nov. 06, 2007
Filed:
Apr. 22, 2005
Babak Soltanian, New York, NY (US);
Herschel Ainspan, New Hempstead, NY (US);
Daniel Friedman, Sleepy Hollow, NY (US);
Woogeun Rhee, Norwood, NJ (US);
Babak Soltanian, New York, NY (US);
Herschel Ainspan, New Hempstead, NY (US);
Daniel Friedman, Sleepy Hollow, NY (US);
Woogeun Rhee, Norwood, NJ (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
A method of differentially controlling an LC voltage controlled oscillator (VCO) includes providing an LC-VCO comprising at least one inductor, measuring an inductor common voltage (CMV) output at a point along the at least one inductor, utilizing the measured inductor CMV as an input to a charge pump, and outputting from the charge pump a plurality of differential control voltages to control an output of the LC-VCO.