[opendtv] News: JVC Develops Blu-ray-DVD Dual Disc
- From: Craig Birkmaier <craig@xxxxxxxxx>
- To: OpenDTV Mail List <opendtv@xxxxxxxxxxxxx>
- Date: Mon, 27 Dec 2004 07:37:29 -0500
JVC Develops Blu-ray-DVD Dual Disc
December 27, 2004 12:00am
Source: Jiji Press Ltd.
JIJI: Tokyo, Dec. 24 (Jiji Press)--Victor Co. of=20
Japan , better known as JVC, said Friday it has=20
developed what it claims to be the world's first=20
read-only disc capable of storing data in both=20
the Blu-ray Disc format and the conventional DVD=20
format.
The new disc is intended to smooth a transition=20
from DVDs to the next-generation disc. Its dual=20
use was made possible by a special filter that=20
reflects blue laser beams, used to read Blu-ray=20
data, while letting red laser beams, used for DVD=20
data. The film was embedded between the new=20
disc's Blu-ray data area, located 0.1 millimeter=20
deep from the surface, and its DVD area, at 0.6=20
millimeter deep.
JVC plans to mass produce a disc combining a=20
single-layer Blu-ray data area with a=20
33.5-gigabyte capacity and a 8.5-GB dual-layer=20
DVD area, starting in 2006 at the earliest.
The Blu-ray Disc is a next-generation DVD format=20
being promoted by a group led by Sony Corp. ,=20
Matsushita Electric Industrial Co. and others.=20
The group is vying with another, led by Toshiba=20
Corp. , NEC Corp. and others, which is pushing=20
for the High-Definition DVD format.
Toshiba had earlier announced that it had=20
developed an optical disc capable of storing data=20
both in the HD DVD format and the conventional=20
DVD format. .end (paragraph)<<JIJI -- 12/24/04>>
<< Copyright =A92004 Jiji Press Ltd. >>
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