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:
Jul. 19, 2016
Filed:
Feb. 12, 2015
Applicant:
Panasonic Corporation, Osaka, JP;
Inventor:
Eiji Okada, Osaka, JP;
Assignee:
PANASONIC CORPORATION, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 1/30 (2006.01); H03F 1/02 (2006.01); H03F 1/22 (2006.01); H03F 3/195 (2006.01); H03F 3/21 (2006.01); H03F 3/24 (2006.01); H03F 3/72 (2006.01); H03F 3/217 (2006.01);
U.S. Cl.
CPC ...
H03F 1/0277 (2013.01); H03F 1/223 (2013.01); H03F 3/195 (2013.01); H03F 3/211 (2013.01); H03F 3/2176 (2013.01); H03F 3/245 (2013.01); H03F 3/72 (2013.01); H03F 2200/171 (2013.01); H03F 2200/451 (2013.01); H03F 2203/7215 (2013.01);
Abstract
A power amplifier is provided that generates timing signals which respectively turn on or off switches for respectively opening or closing current paths for current sources and which have same duty ratio and different phases and that adjusts current values for the current sources based on phase differences among the timing signals.