Patent US4011376A successfully refreshed from Google Patents.
EP0507614A2
Expired / Lapsed
EP
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Video recording and/or reproducing apparatus
Assignee: Sony Corp
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Filing: 1992-04-03
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Granted: —
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Expires: 2012-04-03
Abstract
Abstract An apparatus for recording and reproducing a video signal having different aspect ratios on a record medium comprises a record circuit for recording the video signal on the record medium, a circuit for inserting an aspect ratio indicating signal which indicates the different aspect ratios in a vertical blanking period of the video signal, and a playback circuit for reproducing the video signal from the record medium, and a circuit for reproducing the aspect ratio indicating signal and controlling a display means in response to the aspect ratio indicating signal. <IMAGE>
Inventors
- 👤 Yasuhisa Nakajima
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-10-31 20:23
CPC Classifications
H; H04; H04N; H04N9/00; H04N9/79; H04N9/7921; H04N9/7925; H04N9/80; H04N9/82; H04N9/8205; H04N9/8233
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
54 words
An apparatus for recording a video signal having different aspect ratios on a record medium comprising: (a) record means for recording said video signal on said record medium; and (b) means for inserting an aspect ratio indicating signal which indicates the kind of aspect ratio in a vertical blanking period of said video signal.
Claim 2
Dependent Claim
58 words
An apparatus according to claim 1 for recording and reproducing a video signal having different aspect ratios on a record medium further comprising: (c) playback means for reproducing said video signal from said record medium; and (d) means for reproducing said aspect ratio indicating signal and controlling a display means in response to said aspect ratio indicating signal.
Claim 3
Dependent Claim
21 words
The apparatus according to claim 1 or 2, wherein said different aspect ratios are 4 : 3 and 16 : 9.
Claim 4
Dependent Claim
19 words
The apparatus according to claim 1, 2 or 3 wherein said video signal is a PAL plus video signal.
Claim 5
Dependent Claim
18 words
The apparatus according to claim 1, 2 or 3 wherein said video signal is an NTSC video signal.
References Cited (Backward Citations)
No citation records indexed.
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