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. 03, 2018

Filed:

Mar. 25, 2015
Applicant:

Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;

Inventors:

Sairamesh Nammi, Austin, TX (US);

Thomas Chapman, Solna, SE;

Torbjörn Elfström, Fjärås, SE;

Bo Göransson, Sollentuna, SE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/04 (2006.01); H04B 7/0426 (2017.01); H04L 25/03 (2006.01); H04B 7/06 (2006.01); H04L 1/00 (2006.01);
U.S. Cl.
CPC ...
H04B 1/0475 (2013.01); H04B 7/0426 (2013.01); H04B 7/0697 (2013.01); H04L 1/0001 (2013.01); H04L 25/03343 (2013.01);
Abstract

It is presented a method for determining how to prepare transmission signals for transmission. The method is performed in a transmitter device and comprises the steps of: obtaining an indicator of mutual correlation between signals transmitted from different transmission antennas of the transmitter device; when the indicator indicates mutual correlation less than a threshold value, selecting a first transmission signal operation scheme; and when the indicator indicates a mutual correlation greater than the threshold value, selecting a second transmission signal operation scheme.


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