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.

Date of Patent:
Mar. 29, 2016

Filed:

Mar. 17, 2014
Applicant:

Rf Micro Devices, Inc., Greensboro, NC (US);

Inventors:

George Maxim, Saratoga, CA (US);

Baker Scott, San Jose, CA (US);

Ming Tsai, Sunnyvale, CA (US);

Alireza Shirvani, Menlo Park, CA (US);

Assignee:

RF Micro Devices, Inc., Greensboro, NC (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03F 1/32 (2006.01); H03F 3/193 (2006.01); H03F 1/14 (2006.01); H03F 1/34 (2006.01); H03F 1/56 (2006.01); H03F 3/195 (2006.01); H01L 23/66 (2006.01); H01L 23/498 (2006.01); H01L 23/00 (2006.01);
U.S. Cl.
CPC ...
H03F 3/193 (2013.01); H01L 23/49822 (2013.01); H03F 1/14 (2013.01); H03F 1/347 (2013.01); H03F 1/565 (2013.01); H03F 3/195 (2013.01); H01L 23/49827 (2013.01); H01L 23/66 (2013.01); H01L 24/16 (2013.01); H01L 2223/6644 (2013.01); H01L 2224/16225 (2013.01); H03F 2200/451 (2013.01);
Abstract

This disclosure relates generally to radio frequency (RF) amplification devices and methods of operating the same. In one embodiment, an RF amplification device includes an RF amplification circuit and a stabilizing transformer network. The RF amplification circuit defines an RF signal path and is configured to amplify an RF signal propagating in the RF signal path. The stabilizing transformer network is operably associated with the RF signal path defined by the RF amplification circuit. Furthermore, the stabilizing transformer network is configured to reduce parasitic coupling along the RF signal path of the RF amplification circuit as the RF signal propagates in the RF signal path. In this manner, the stabilizing transformer network allows for inexpensive components to be used to reduce parasitic coupling while allowing for smaller distances along the RF signal path.


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