Glossary
Chapter (page 28)
Sections of a picture or a music feature that are smaller than titles. A title is composed of several chapters. Depending on the disc, no chapters may be recorded.
Dolby Digital (pages 22 and 45)
Digital audio compression technology developed by Dolby Laboratories. This technology conforms to
5.1discrete channels of high quality digital audio found in Dolby Digital cinema audio systems. Good channel separation is realized because all of the channel data are recorded discretely and little deterioration is realized because all channel data processing is digital.
Dolby Surround (page 23)
Audio signal processing technology that Dolby Laboratories developed for surround sound. When the input signal contains a surround component, the process outputs the front, center and rear signals. The rear channel is monaural.
DTS (page 45)
Digital audio compression technology that DTS, Inc. developed. This technology conforms to
Good channel separation is realized because all of the channel data is recorded discretely and little deterioration is realized because all channel data processing is digital.
DVD (page 7)
A disc that contains up to 8 hours of moving pictures even though its diameter is the same as a CD.
The data capacity of a
The picture data uses the MPEG 2 format, one of the worldwide standards of digital compression technology. The picture data is compressed to about 1/40 (average) of its original size. The DVD also uses a variable rate coding technology that changes the data to be allocated according to the status of the picture. Audio information is recorded in a
Furthermore, various advanced functions such as the
DVD+R (page 7) |
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A DVD+R (read “plus R”) is a recordable |
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disc that is the same size as a DVD VIDEO. |
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Contents can be recorded only once to a |
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DVD+R, and will have the same format as a | Information | |||
A |
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DVD VIDEO. |
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same size as a DVD VIDEO. Contents can be |
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recorded only once to a |
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have the same format as a DVD VIDEO. |
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The |
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VR mode and Video mode. DVDs created in |
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Video mode have the same format as a DVD |
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VIDEO, while discs created in VR (Video |
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Recording) mode allow the contents to be |
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programmed or edited. |
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