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.
Patent No.:
Date of Patent:
Apr. 30, 2019
Filed:
Jul. 09, 2016
Applicant:
Ping Liang, Irvine, CA (US);
Inventors:
Assignee:
RF DSP INC., Irvine, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 7/04 (2017.01); H04B 7/06 (2006.01); H04L 1/00 (2006.01); H04L 25/03 (2006.01); H04B 7/0456 (2017.01);
U.S. Cl.
CPC ...
H04L 25/0391 (2013.01); H04B 7/04 (2013.01); H04B 7/0456 (2013.01); H04B 7/06 (2013.01); H04B 7/0617 (2013.01); H04B 7/0663 (2013.01); H04L 1/00 (2013.01); H04L 25/03 (2013.01);
Abstract
This invention presents methods for using spatial FFT to reduce the number of computations for generating the pre-coding matrix in a MIMO system comprising reducing the dimension of channel vectors by neglecting entries whose values are significantly smaller or near zero, and to select UEs into a group assigned to the same time and frequency resources.