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TDK joins Blu-ray Disc group

TDK plans to produce bare Blu-ray discs to be used by drives manufactured by other members of the group.

Richard Shim Staff Writer, CNET News.com
Richard Shim
writes about gadgets big and small.
Richard Shim
The Blu-ray Disc Founders announced Thursday the addition of TDK to its group. TDK will produce bare Blu-ray discs to be used by drives manufactured by other members of the group. Those companies include Dell, Hewlett-Packard, Hitachi, LG Electronics, Matsushita Electric Industrial, Pioneer, Royal Philips Electronics, Samsung Electronics, Sharp, Sony and Thomson Multimedia. Blu-ray Disc technology is meant to take advantage of two trends: the growing use of high definition television and broadband entertainment.

The Blu-ray Disc format uses blue laser light and is considered a successor to today's red-laser DVD drives. Blu-ray Disc technology allows up to 27GB of storage on a single-sided disc, compared with 4.7GB on current DVDs. A rewritable disc with a dual layer on the same side that holds up to 50GB of data is being developed by the group. In addition, it is working on read-only (BD-ROM) and record-only (BD-R) formats. The rewritable format has been available since February last year. Products using the format are set for release in late 2005.