Media Industry
Industry: Email Alert RSS FeedCompeting formats. (comparison between DVD-Video and DVD-ROM)
Tape-Disc Business, February, 1998 by Williams, Louise Moore
DVD RW Specification Highlights
Disc diameter 120mm Disc thickness 0.6mmx2 Physical address FM modulated in CAV wobble groove Track pitch 0.8 micrometer Formatted capacity 3.0 GB/side Laser wavelenght 650 nanometers Modulation code 8-16 modulation (2, 10) RLL Recording principle Mark-edge recording on phase-change material Writing method CAV/CLV Written format CLD (Constant Linear Density)
Source: Phillips/Sony/H-P/Ricoh/Yamaha/Mitsubishi
An update on recordable and rewritable DVD.
What a difference a year makes. In February 1997, the market was still awaiting the long-promised launch of DVD-Video. Since then, both DVD-Video and DVD-ROM have arrived, and recordable and rewritable formats are not far behind. Less than a year after the...
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