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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.:

US 11405254 B1

PDFFull Text
Date of Patent:
Aug. 02, 2022

Filed:

Nov. 12, 2020

Spread ofdm for radio frequency communications

Applicant:

Rurisond, Inc., Redwood City, CA (US);

Inventors:

William Kurt Dobson, Draper, UT (US);

Wayne Radochonski, Vacaville, CA (US);

Tom Riddle, Belmont, CA (US);

Assignee:

RURISOND, INC., Redwood City, CA (US);

Attorneys:

Jennifer Hayes

Nixon Peabody LLP

Primary Examiner:

Kevin Kim

Int. Cl.
CPC ...
H04L 27/26 (2006.01); H04L 5/00 (2006.01);
U.S. Cl.
CPC ...
H04L 27/2657 (2013.01); H04L 5/0007 (2013.01); H04L 27/2613 (2013.01); H04L 27/2628 (2013.01); H04L 27/2662 (2013.01); H04L 27/2675 (2013.01);
Abstract

System and methods enabling radio communications that are operating in noisy environments using OFDM (Orthogonal Frequency Division Multiplexing) are disclosed. A spread OFDM transmitter that generates OFDM symbols that may include multiple copies of IFFT symbols is disclosed. A spread OFDM receiver is disclosed for receiving the spread OFDM symbols. Other methods for symbol detection, frequency offset correction, and equalization are disclosed.

Find Patent Forward Citations

Dobson, William. (2022). Spread ofdm for radio frequency communications (U.S. Patent No. 11405254). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11405254

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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