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:
Dec. 18, 2018

Filed:

Nov. 28, 2016
Applicant:

Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;

Inventor:

Teppei Oyama, Kawasaki, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 7/06 (2006.01); H04L 5/00 (2006.01); H04B 7/04 (2017.01); H04B 7/0452 (2017.01); H04W 88/12 (2009.01);
U.S. Cl.
CPC ...
H04B 7/0617 (2013.01); H04B 7/0452 (2013.01); H04L 5/0048 (2013.01); H04W 88/12 (2013.01);
Abstract

A base station including: a memory, a processor coupled to the memory and the processor configured to: determine, less frequently than transmission opportunities, a specified number of transmission weight patterns based on channel characteristics between the base station and a plurality of wireless terminals, each of the transmission weight patterns indicating transmission weights used when the base station transmits a wireless signal to target wireless terminals selected from the plurality of the wireless terminals in one of the transmission opportunities, select, for each transmission opportunity of the transmission opportunities, a transmission weight pattern from the specified number of the transmission weight patterns based on channel characteristics between the base station and the target wireless terminals of the transmission opportunity, and transmit the wireless signal based on the selected transmission weight pattern.


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