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. 02, 2019

Filed:

Aug. 31, 2018
Applicant:

Apple Inc., Cupertino, CA (US);

Inventors:

Tianyan Pu, Cupertino, CA (US);

Sai Sravan Bharadwaj Karri, Santa Clara, CA (US);

Wei Zhang, Santa Clara, CA (US);

Swaminathan Balakrishnan, Santa Clara, CA (US);

Xiantao Sun, Sunnyvale, CA (US);

Beibei Wang, Cupertino, CA (US);

Manish G. Vemulapalli, Milpitas, CA (US);

Jia Tang, San Jose, CA (US);

Sami M. Almalfouh, San Jose, CA (US);

Zhu Ji, San Jose, CA (US);

Sachin J. Sane, Santa Clara, CA (US);

Assignee:

Apple Inc., Cupertino, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04W 52/02 (2009.01); H04B 7/0456 (2017.01); H04W 88/06 (2009.01);
U.S. Cl.
CPC ...
H04W 52/028 (2013.01); H04B 7/0456 (2013.01); H04W 52/0206 (2013.01); H04W 88/06 (2013.01);
Abstract

This disclosure relates to techniques for opportunistically depowering receiver chains of a wireless device. Based on control information, a device may determine whether the current number of active receiver chains can be reduced while maintaining a target achievable code rate for a period of data reception associated with the control information. Additionally, the device may generate and use a lookup table to determine whether to depower receiver chains, and which receiver chains to depower.


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