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. 04, 1997

Filed:

Jun. 13, 1994
Applicant:
Inventors:

Mitsuhiro Yoshida, Yokohama, JP;

Hiroshi Asai, Sagamihara, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N / ; G11B / ;
U.S. Cl.
CPC ...
386123 ; 360 32 ;
Abstract

A video signal reproduction or record/reproduction apparatus comprises a first playback circuit reproducing a normal video signal from a recording medium and outputting a reproduced normal video signal to a TV receiver, and a second playback circuit reproducing a high definition video signal from the recording medium and outputting a reproduced high definition video signal to the TV receiver. The type of a reproduced video signal is judged. When the judgement result indicates that the type of the reproduced video signal is a normal video signal, the first playback circuit is allowed to output the reproduced normal video signal to the TV receiver while the second playback circuit is enforced to mute the reproduced high definition video signal. In a disabled or transition period during which the type of the reproduced video signal cannot be judged, the first and second playback circuits select an output video signal on the basis of a judgement result judged immediately before such a disabled or transition period.


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