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 8442148 B1

PDF
Full Text
Expired
Date of Patent:
May. 14, 2013

Filed:

Mar. 13, 2008
Applicants:

Meik Dörpinghaus, Aachen, DE;

Michael Faerber, Wolfratshausen, DE;

Markus Jordan, Aachen, DE;

Martin Senst, Moers, DE;

Inventors:

Meik Dörpinghaus, Aachen, DE;

Michael Faerber, Wolfratshausen, DE;

Markus Jordan, Aachen, DE;

Martin Senst, Moers, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 27/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method codes data in a transmitted signal. The transmitted signal comprises multiple subcarriers with orthogonal frequencies. The signals are modulated corresponding to a given subset of the subcarriers of the transmitted signal in order to encode information. The signal is modulated corresponding to least one reserved subcarrier depending on at least one optimization criterion relating to a quality of the overall transmitted signal. In order to enhance the quality of the transmitted signal, the optimization criterion depends on at least one first quantity relating to a peak-to-average-power ratio of the transmitted signal and on at least one second quantity relating to an out-of-band power of the transmitted signal.


Find Patent Forward Citations

Dörpinghaus, Meik. (2013). Method for optimizing signals with multiple subcarriers (U.S. Patent No. 8442148). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8442148

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