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. 18, 2015
Filed:
Nov. 18, 2013
Applicant:
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Inventor:
Kenta Kuroda, Tokyo, JP;
Assignee:
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
H03F 3/21 (2006.01); H03F 1/02 (2006.01); H03F 1/56 (2006.01); H03F 3/189 (2006.01); H03F 3/24 (2006.01); H03F 3/60 (2006.01);
U.S. Cl.
CPC ...
H03F 3/211 (2013.01); H03F 1/0288 (2013.01); H03F 1/56 (2013.01); H03F 3/189 (2013.01); H03F 3/245 (2013.01); H03F 3/602 (2013.01); H03F 2200/192 (2013.01); H03F 2200/198 (2013.01); H03F 2200/204 (2013.01); H03F 2200/387 (2013.01); H03F 2200/541 (2013.01);
Abstract
A semiconductor power amplifier comprises an input-side amplifier for inputting and amplifying an input signal, a balanced amplifier which is connected to an output terminal of the input-side amplifier, comprises two hybrid couplers and a plurality of power amplifiers, passes the input signal, and converts a reflective wave into thermal energy, and an output-side amplifier which is connected to an output terminal of the balanced amplifier and amplifies an output signal.