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:
Jul. 10, 1984
Filed:
Dec. 29, 1981
Applicant:
Inventor:
Takashi Okano, Saitama, JP;
Assignee:
Universal Pioneer Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H04N / ;
U.S. Cl.
CPC ...
358340 ; 358336 ;
Abstract
A trap circuit is placed in a video signal reproduction path to remove frequency components in the range of the sync signal frequency to thereby eliminate crosstalk. The trap circuit is disabled during the blanking interval and preferably also during complicated portions of the information signal.
Okano, Takashi. (1984). High frequency crosstalk eliminating circuit in video disc reproducing (U.S. Patent No. 4459621). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4459621
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile