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NEC Develops Compact High Definition / Backwards Compatible DVD Drive
JCNN News Summaries - Japan Corporate News Network, Dec 22, 2004 by Dale Hug
NEC (TSE: 6701) has announced that it has completed the development of technology capable of playing back High definition (HD) DVDs, DVDs, and CDs with a single optical head, enabling creation of a a half height size drive suitable for desktop computer installation.
The development of drive firmware technology, system LSI technology and HD DVD/DVD/CD-compatible optical head technology enables realization of a compact HD DVD drive and its ease of incorporation into personal computers.
HD DVD employs blue LDs with shorter than conventional wavelength as its light source to enable higher recording density. In order to realize compatibility with current discs, such as CDs and DVDs, a large number of parts are required resulting in a large-sized drive. NEC's new development realizes a small, slim HD DVD drive, which can read and write 3-generations of optical discs, HD DVDs, DVDs and CDs, with a single optical head.
NEC will exhibit the new prototype drive at the 2005 International Consumer Electronics Show (CES) in Las Vegas, USA, from January 6th to 9th, 2005.
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