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:
Aug. 04, 2015
Filed:
Mar. 14, 2013
Applicant:
Qualcomm Incorporated, San Diego, CA (US);
Inventors:
Jeffrey Mark Hinrichs, San Diego, CA (US);
Luis Chen, Chula Vista, CA (US);
Assignee:
QUALCOMM Incorporated, San Diego, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 3/03 (2006.01); H03L 7/099 (2006.01); H04L 7/033 (2006.01);
U.S. Cl.
CPC ...
H03K 3/0315 (2013.01); H03L 7/0995 (2013.01); H04L 7/033 (2013.01);
Abstract
Oscillator circuits and methods are disclosed. In an embodiment, a circuit includes a voltage controlled oscillator (VCO) and a regulator coupled to a supply input of the VCO. The circuit also includes an oscillation dampening circuit coupled to an output of the regulator. A resistance or a capacitance of the oscillation dampening circuit is configured to vary based on current provided to the VCO.