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:
May. 08, 2018

Filed:

Apr. 30, 2015
Applicant:

Sony Corporation, Tokyo, JP;

Inventors:

Erik Bengtsson, Eslöv, SE;

Ove Edfors, Lund, SE;

Assignees:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04W 4/00 (2009.01); H04B 7/06 (2006.01); H04B 17/12 (2015.01);
U.S. Cl.
CPC ...
H04B 7/0626 (2013.01); H04B 7/0684 (2013.01); H04B 17/12 (2015.01);
Abstract

The invention is directed to systems, methods and computer program products for optimizing a wireless channel between a user equipment ('UE') and a base station ('BS'). An exemplary method comprises instructing the UE to transmit a first pilot signal from a first antenna of the UE and a second pilot signal from a second antenna of the UE; estimating a first wireless channel for the first antenna and a second wireless channel for the second antenna; defining a first parameter of a first filter for the first wireless channel and a second parameter of a second filter for the second wireless channel; and transmitting the first parameter and the second parameter to the UE.


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