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:
Jan. 16, 2024

Filed:

Jan. 13, 2023
Applicant:

Spectral Dsp Corp, New York, NY (US);

Inventors:

Fredric J. Harris, San Diego, CA (US);

Martial Gander, Manassas, VA (US);

Assignee:

Spectral DSP Corp., New York, NY (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04L 27/26 (2006.01); H04L 25/03 (2006.01);
U.S. Cl.
CPC ...
H04L 27/2628 (2013.01); H04L 25/03159 (2013.01); H04L 27/2605 (2013.01); H04L 27/2614 (2013.01);
Abstract

System and methods for shaped single carrier orthogonal frequency division multiplexing with low peak to average power ratio are provided. The system receives an input signal and modulates the input signal to form Dirichlet kernels in a time domain to generate an offset Dirichlet kernel output time array where each Dirichlet kernel has a main lobe and a plurality of side lobes. Modulating the input signal suppresses a peak to average power ratio of the offset Dirichlet kernel output time array by reducing the plurality of side lobes of each Dirichlet kernel and respective amplitudes of the side lobes.


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