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:
Mar. 11, 2025

Filed:

Dec. 19, 2023
Applicant:

Apple Inc., Cupertino, CA (US);

Inventors:

Lijie Zhang, Beijing, CN;

Zhiwei Wang, Beijing, CN;

Lakshmi N. Kavuri, San Jose, CA (US);

Assignee:

Apple Inc., Cupertino, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 7/0413 (2017.01); H04B 7/06 (2006.01); H04B 17/336 (2015.01); H04W 72/21 (2023.01); H04W 72/54 (2023.01);
U.S. Cl.
CPC ...
H04B 7/0413 (2013.01); H04B 7/0632 (2013.01); H04B 17/336 (2015.01); H04W 72/21 (2023.01); H04W 72/54 (2023.01);
Abstract

Systems, methods, and apparatuses disclosed herein can compensate for imbalances between multiple transport streams of an uplink (UL)-multiple-input and multiple-output (MIMO) transmission. These systems, methods, and apparatuses can adjust one or more signal metrics of multiple recovered transport streams of the UL-MIMO transmission that are received in the presence of imbalances between the multiple transport streams of the UL-MIMO transmission. As an example, these systems, methods, and apparatuses can inject noise into one or more of the multiple recovered transport streams to adjust the one or more signal metrics of the multiple recovered transmission streams to lessen the imbalances between the multiple transmission streams.


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