Video disc having an aspect ratio information and video disc player having an aspect ratio converting function
First Claim
1. A video disc in which image information has digitally been recorded by a predetermined format having a data block to store at least image data in a program area, wherein the disc holds an identification signal indicative of an aspect ratio of said image information.
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Accused Products
Abstract
Image information is reproduced in respectively correspondence to monitors of different aspect ratios as in the NTSC system or HDTV system adaptive type. The image information recorded on a video disc is reproduced. An ID signal held in the video disc is detected. The aspect ratio of the image information to be generated is designated. Only when the aspect ratio indicated by the detected ID signal differs from the designated aspect ratio, the reproduced image information is converted into the image information of the designated aspect ratio. A standardized image signal is produced on the basis of the converted image information.
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Citations
10 Claims
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1. A video disc in which image information has digitally been recorded by a predetermined format having a data block to store at least image data in a program area,
wherein the disc holds an identification signal indicative of an aspect ratio of said image information.
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5. A recording method of recording image information by a predetermined format having a data block to store at least image data in a program area of a video disc,
wherein an identification signal indicative of an aspect ratio of the image information is held in said video disc.
Specification