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. 07, 2020

Filed:

Sep. 10, 2015
Applicant:

Apple Inc., Cupertino, CA (US);

Inventors:

Wenting Chang, Beijing, CN;

Xu Zhang, Beijing, CN;

Yujun Chen, Beijing, CN;

Jiansong Tian, Beijing, CN;

Guangjie Li, Beijing, CN;

Ye Wu, Beijing, CN;

Feng Zhou, Beijing, CN;

Assignee:

Apple Inc., Cupertino, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 7/0452 (2017.01); H04L 25/02 (2006.01); H04W 28/06 (2009.01); H04W 8/00 (2009.01); H04B 7/08 (2006.01); H04B 7/0413 (2017.01); H04L 29/06 (2006.01); H04L 27/26 (2006.01); H04W 88/08 (2009.01);
U.S. Cl.
CPC ...
H04B 7/0452 (2013.01); H04B 7/0413 (2013.01); H04B 7/0842 (2013.01); H04L 25/0224 (2013.01); H04L 69/04 (2013.01); H04W 8/00 (2013.01); H04W 28/06 (2013.01); H04L 27/2639 (2013.01); H04W 88/085 (2013.01);
Abstract

A method of processing signals in a radio processing apparatus of a base station may include obtaining a plurality of aggregated data symbols, wherein each of the plurality of aggregated data symbols corresponds to a receive terminal of a plurality of receive terminals of the base station and is composed of transmitted data symbols from a plurality of transmit terminals; applying a compression filter to the plurality of aggregated data symbols to reduce the plurality of aggregated data symbols into a plurality of isolated data symbols, the compression filter being based on channel estimates between the plurality of receive terminals and the plurality of transmit terminals; and transmitting the plurality of isolated data symbols to a baseband processing apparatus of the base station.


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