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:
Jul. 24, 2018

Filed:

Jun. 16, 2017
Applicant:

Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;

Inventors:

Fenghao Mu, Hjärup, SE;

Bengt Lindoff, Bjärred, SE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 27/00 (2006.01); H03F 1/32 (2006.01); H03F 3/19 (2006.01); H03F 3/24 (2006.01); H04W 52/02 (2009.01); H03F 1/02 (2006.01); H03F 3/217 (2006.01);
U.S. Cl.
CPC ...
H04L 27/0008 (2013.01); H03F 1/0211 (2013.01); H03F 1/0227 (2013.01); H03F 1/3282 (2013.01); H03F 3/19 (2013.01); H03F 3/217 (2013.01); H03F 3/245 (2013.01); H04W 52/0209 (2013.01); H03F 2200/102 (2013.01); H03F 2200/336 (2013.01); H03F 2200/451 (2013.01); H03F 2201/3212 (2013.01);
Abstract

A transmitter comprising a power amplifier, a phase modulator, a switched DC-DC converter, all operating in dual mode, and a controller is disclosed. The power amplifier is arranged to selectively operate either in a first mode or in a second mode, wherein the first mode is a linear mode and the second mode is a non-linear mode in order to save power with least increasing cost in hardware. The transmitter is adapted to operate at different allocated bandwidths, for different radio standards while keeping minimum power consumption governed by the controller. A transceiver, a communication device, a method and a computer program are also disclosed.


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