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:
Feb. 01, 2022
Filed:
Jan. 25, 2021
Applicant:
Qualcomm Incorporated, San Diego, CA (US);
Inventors:
Omar Essam El-Aassar, La Jolla, CA (US);
Bhushan Shanti Asuri, San Diego, CA (US);
Assignee:
QUALCOMM Incorporated, San Diego, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03B 19/10 (2006.01); H03B 21/01 (2006.01); H03D 7/14 (2006.01); H03B 19/14 (2006.01); H04B 1/40 (2015.01); H03K 5/00 (2006.01);
U.S. Cl.
CPC ...
H03B 21/01 (2013.01); H03B 19/10 (2013.01); H03B 19/14 (2013.01); H03D 7/1458 (2013.01); H03K 5/00006 (2013.01); H04B 1/40 (2013.01); H03B 2200/007 (2013.01); H03B 2202/05 (2013.01); H03D 2200/009 (2013.01);
Abstract
A frequency doubler is provided that filters an input signal to form I and Q components responsive to a tuning signal. A single sideband mixer mixes the I and Q components with I and Q components of a local oscillator signal to form an output signal having a frequency of twice the frequency of the input signal.