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:
Nov. 13, 2018

Filed:

Jul. 14, 2016
Applicant:

Mbit Wireless, Inc., Irvine, CA (US);

Inventors:

Krishnavelan Sivaraman, Puducherry, IN;

Akshayavarnikha Muthuraj, Pondicherry, IN;

Karthik Thirukannan, Puducherry, IN;

Keerthivasan Suresh, Chennai, IN;

Assignee:

MBIT WIRELESS, INC., Irvine, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 4/06 (2009.01); H04L 29/08 (2006.01); H04W 24/10 (2009.01);
U.S. Cl.
CPC ...
H04W 4/06 (2013.01); H04L 67/30 (2013.01); H04W 24/10 (2013.01);
Abstract

Fading profile detection may be used in many wireless communication system receivers to perform improved channel estimation and decoding. Delay spread may be very high for some fading profiles and hence the coherence bandwidth may be very limited for these fading profiles. It may not be possible to reliably differentiate high delay spread fading profiles from low and mid delay spread fading profiles by the conventional delay spread estimation techniques. A method and apparatus are disclosed that can identify and differentiate high delay spread fading profiles from the low and mid delay spread fading profile to perform improved channel estimation and decoding of the received data.


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