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:
Jan. 05, 2016
Filed:
Oct. 22, 2013
Applicant:
Broadcom Corporation, Irvine, CA (US);
Inventors:
Dmitriy Rozenblit, Irvine, CA (US);
Vipin Kumar Aggarwal, Irvine, CA (US);
Assignee:
Broadcom Corporation, Irvine, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 11/12 (2006.01); H03F 3/19 (2006.01); H03F 1/02 (2006.01); H03F 3/24 (2006.01);
U.S. Cl.
CPC ...
H03F 3/19 (2013.01); H03F 1/0227 (2013.01); H03F 3/245 (2013.01); H03F 2200/102 (2013.01); H03F 2200/451 (2013.01);
Abstract
A method and apparatus is provided to improve upon the efficiency of a power amplifier. Suitable hardware/software in the form of circuitry, logic gates, and/or code functions to construct an envelope tracking waveform of an input communications signal and modulate the input supply voltage based on power amplifier circuitry operational parameters such as slew rates.