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:
Jun. 25, 2019

Filed:

Jun. 18, 2018
Applicant:

Futurewei Technologies, Inc., Plano, TX (US);

Inventors:

Hong Jiang, Kernersville, NC (US);

Zhihang Zhang, Cary, NC (US);

Jamil Mark Forrester, Summerfield, NC (US);

Wael Al-Qaq, Oak Ridge, NC (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 27/36 (2006.01); H04L 27/00 (2006.01); H04B 1/04 (2006.01);
U.S. Cl.
CPC ...
H04L 27/364 (2013.01); H04B 1/0475 (2013.01); H04L 27/0014 (2013.01); H04L 2027/0018 (2013.01); H04L 2027/0083 (2013.01);
Abstract

According to one aspect of the present disclosure, there is provided a device that includes: a first quadrature modulator configured to receive an in-phase portion of a baseband signal and a quadrature portion of the baseband signal, and to produce a first portion of an output signal according to the in-phase and quadrature portions of the baseband signal; a second quadrature modulator configured to receive a first modified signal and a second modified signal, and to produce a second portion of the output signal according to the first and second modified signals; an output circuit configured to sum the first and second portions of the output signal, and to transmit the output signal to an antenna; and a mode selection circuit configured to turn on the first quadrature modulator, to receive a control signal, and to determine whether to turn on the second quadrature modulator according to the control signal.


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