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. 02, 2020

Filed:

Sep. 16, 2015
Applicant:

Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;

Inventors:

Fredrik Athley, Kullavik, SE;

Nima Seifi, Solna, SE;

Niklas Wernersson, Kungsängen, SE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 7/0417 (2017.01); H04B 7/06 (2006.01); H01Q 21/22 (2006.01);
U.S. Cl.
CPC ...
H04B 7/0695 (2013.01); H04B 7/0417 (2013.01); H04B 7/063 (2013.01); H04B 7/0617 (2013.01); H01Q 21/225 (2013.01); H04B 7/0639 (2013.01);
Abstract

There is provided mechanisms for precoding over a beam subset. A method is performed by a network node. The method comprises exchanging reference signal information for a set of transmission beams or set of antenna ports with a wireless device. The method comprises acquiring, based on the reference signal information, information regarding which proper subset of transmission beams from the set of transmission beams to use for communication with the wireless device. The method comprises determining precoding weights for the proper subset of transmission beams or antenna ports based on the reference signal information.


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