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:
Mar. 06, 2001

Filed:

Mar. 25, 1998
Applicant:
Inventors:

Katsumi Ohno, Yokosuka, JP;

Kenji Sugiyama, Yokosuka, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 2/728 ; H04L 2/732 ;
U.S. Cl.
CPC ...
H04L 2/728 ; H04L 2/732 ;
Abstract

Modulated and coded signals sequentially transmitted by orthogonal frequency-division multiplexing transmission are calibrated on the basis of a reference signal to obtain sequential first calibrated signals. Amplitude and phase differences of the sequential first calibrated signals are detected. The sequential first calibrated signals are calibrated on the basis of the amplitude and phase differences to obtain sequential second calibrated signals. The second signals are then decoded to obtain sequential decoded signals.


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Ohno, Katsumi. (2001). Apparatus and method of demodulating coded signal under ofdm transmission (U.S. Patent No. 6198781). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6198781

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

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