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:
Aug. 21, 2018

Filed:

Jun. 22, 2017
Applicant:

Qualcomm Incorporated, San Diego, CA (US);

Inventors:

Steve Andre Beaudin, Los Gatos, CA (US);

Moshe Meir, Sunnyvale, CA (US);

Ramakrishna Sekhar Narayanaswami, Palo Alto, CA (US);

Eyal Hochdorf, Palo Alto, CA (US);

Assignee:

QUALCOMM Incorporated, San Diego, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/04 (2006.01); H03G 3/30 (2006.01); H04W 52/02 (2009.01); H03F 1/02 (2006.01); H04B 1/38 (2015.01); H03F 3/19 (2006.01); H03F 3/24 (2006.01);
U.S. Cl.
CPC ...
H03G 3/3042 (2013.01); H03F 1/0244 (2013.01); H03F 1/0261 (2013.01); H03F 3/19 (2013.01); H03F 3/245 (2013.01); H04B 1/38 (2013.01); H04W 52/0251 (2013.01); H04W 52/0261 (2013.01);
Abstract

A radio frequency front end of a user equipment for reducing power consumption includes a receive chain having a first low noise amplifier stage, a transmit chain including a first power amplifier stage, a transmit bypass path, a receive bypass path and a time division duplex switch. The transmit bypass path is selectively coupled to a transmit signal path at a first intermediate point of the transmit chain, prior to the first power amplifier stage. The receive bypass path is selectively coupled to a receive signal path at a first intermediate point of the receive chain after the first low noise amplifier stage. The time division duplex switch is selectively coupled to an antenna, the transmit bypass path, the receive bypass path, the first power amplifier stage and the first low noise amplifier stage.


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