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.:
Date of Patent:
May. 02, 2000
Filed:
Dec. 11, 1997
Applicant:
Inventors:
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L / ; H04L / ; H03D / ;
U.S. Cl.
CPC ...
375324 ; 375316 ; 329315 ;
Abstract
A multi-frequency quadrature modulated signal is divided into a plurality of frequency bands. Each frequency band component is estimated as to variation in phase due to multi-path phasing, using its guard interval waveform so as to compensate the variation.
Komaki, Shozo. (2000). Method of demodulating a multi-frequency quadrature modulated signal (U.S. Patent No. 6058145). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6058145
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile