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 8659988 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 25, 2014

Filed:

Aug. 20, 2010
Applicants:

Eunchang Choi, Daejeon, KR;

Seoggeun Kang, Jinju-si, KR;

Jaedoo Huh, Daejeon, KR;

Euihyun Paik, Daejeon, KR;

Inventors:

Eunchang Choi, Daejeon, KR;

Seoggeun Kang, Jinju-si, KR;

Jaedoo Huh, Daejeon, KR;

Euihyun Paik, Daejeon, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04J 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A three-dimensional OFDM apparatus of the present invention comprises: a serial-parallel conversion unit for converting a serial input signal into N parallel input signals; a three-dimensional signal mapping unit for mapping the N parallel input signals on three-dimensional coordinates of a cube-in-cube type constellation, respectively; and a two-dimensional inverse Fourier transform unit for performing an inverse Fourier transform by generating a two-dimensional matrix on the basis of the mapped three-dimensional coordinates.


Find Patent Forward Citations

Choi, Eunchang. (2014). Ofdm apparatus using three-dimensional hexadecimal signal constellation (U.S. Patent No. 8659988). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8659988

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