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:
Dec. 25, 1984
Filed:
Mar. 31, 1982
Toyotaka Machida, Kashiwa, JP;
Hitoshi Aoike, Nagareyama, JP;
Victor Company of Japan, Ltd., Yokohama, JP;
Abstract
A rotary recording medium is repeatedly recorded with a video signal of the same unit for a plurality of field periods in each track turn, and divided audio signal parts obtained by dividing an audio signal in units of field periods of the video signal which is to be reproduced are successively arranged and recorded on a recording track of the video signal according to a tracing locus or a reproducing element on the rotary recording medium upon normal reproduction during which change of track is performed by forcibly shifting the reproducing element at least once or a plurality of times for two revolution periods of the rotary recording medium. A rotary recording medium reproducing apparatus comprises a reproducing circuit for picking up and reproducing recorded signals from the above rotary recording medium, and a shifting circuit applied with a discrimination signal in accordance with the type of the rotary recording medium and a reproduction mode signal in accordance with a reproduction mode, for shifting the tracing locus of the reproducing element so as to reproduce a video signal of video and audio signals of a reproduction mode specified by the reproduction mode signal.