Toshiba Corp. has developed a rewritable optical disc with a capacity of 30GB per layer, per side and a companion read/write optical head that incorporates a blue laser, the company announced today.

Phase change optical recording is a challenging technology for data storage that is used for CD and DVD rewritable discs. It is based on localized laser induced heating of a thin layer to cause a ...

TOKYO–May 9,2003–Toshiba Corporation announced that it has developed a working prototype of a high-capacity. dual-layer, single-sided, blue-laser-rewritable optical disk. The new disk enjoys key ...

TOKYO — Toshiba Corp. will be presenting a paper at the Optical Data Storage meeting, held May 10-14 in Vancouver, Canada on its development of a dual layer 36-Gbyte rewritable disk for the Advanced ...

A rewritable optical disc. First used in drives by Panasonic in the late 1980s, the phase change technology was subsequently employed in all major optical drives, including CD-RW, DVD-RW, DVD+RW, ...

With a huge industry support behind blue-laser disc technology I would say this will become the next step in optical storage after DVD, compare 4.7GB and 9.2GB (DVDs) versus 20+ gigs of capacity for ...