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:
Mar. 03, 2015
Filed:
Mar. 03, 2014
Applicant:
Qualcomm Incorporated, San Diego, CA (US);
Inventors:
Glenn Murphy, San Diego, CA (US);
Jingcheng Zhuang, San Diego, CA (US);
Xiaohua Kong, San Diego, CA (US);
William Knox Ladd, Raleigh, NC (US);
Assignee:
QUALCOMM Incorporated, San Diego, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 23/02 (2006.01); H03D 3/00 (2006.01); H03K 9/06 (2006.01); H04L 25/02 (2006.01); H04L 25/49 (2006.01); H04L 7/033 (2006.01);
U.S. Cl.
CPC ...
H04L 25/0262 (2013.01); H04L 25/4902 (2013.01); H04L 7/0331 (2013.01);
Abstract
Methods and systems according to one or more embodiments are provided for frequency detection. In an embodiment, a frequency detector is provided that includes a capacitor that discharges or charges responsive to binary states of an input signal.