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:
Sep. 10, 1985
Filed:
Sep. 13, 1983
Applicant:
Inventor:
Toshihiko Ryu, Tokyo, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03D / ;
U.S. Cl.
CPC ...
329122 ; 329146 ; 329 50 ; 329124 ;
Abstract
A demodulator features a circuit wherein a signal to effect carrier recovery and elimination of intersymbol interference etc. is produced by digitizing and processing demodulated signals in a manner that in the case of phase deviations due to noise or the like, the deviations fall within zones having predetermined digital identifications enabling the generation of appropriate digital correction signals via which the above mentioned signal production is controlled.