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:
Sep. 08, 2020

Filed:

Mar. 18, 2016
Applicant:

Apple Inc., Cupertino, CA (US);

Inventors:

Guangjie Li, Beijing, CN;

Wenting Chang, Beijing, CN;

Yushu Zhang, Beijing, CN;

Assignee:

Apple Inc., Cupertino, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 7/0413 (2017.01); H04L 25/03 (2006.01); H04L 25/02 (2006.01);
U.S. Cl.
CPC ...
H04B 7/0413 (2013.01); H04L 25/0228 (2013.01); H04L 25/03343 (2013.01); H04L 25/03891 (2013.01);
Abstract

Embodiments of the present disclosure describe systems, devices, and methods for preprocessing in a base station of a multiple-input multiple-output (MIMO) wireless system. In embodiments, remote radio unit (RRU) circuitry may control radio communication related to the MIMO wireless system, including applying a user equipment (UE)-specific spatial filter.


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