Blu-ray disc is thename of a new opticaldiscformat that is rapidlyreplacing DVD”.The format more thanfive times the storagecapacity of traditionalDVDs and can holds to25GB on a single-layerdisc and 50GB on adual layer disc.
Name of blu-ray discName of blu-ray disc::The name Blu-ray is derived from the underlyingtechnology, which utilizes a blue-violet laser toread and write data. The name is the combinationof “blue” (blue violet laser) and “ray” (optical ray).
Who developed Blu-ray?Who developed Blu-ray?The Blu-ray disc format was developed by the blu-raydisc Association (BDA), a group of leading consumerelectronics, personal computer and mediamanufacturers. The board of directors currently consist of:Apple computer Inc,Dell Inc,LG electronics Inc,Sony corporation,Sharp corporation, etc
What Blu-ray formats are planned?What Blu-ray formats are planned?As with conventional CDs andDVDs, Blu-ray plans to providea wide range of formatsincluding ROM/R/RW. Thefollowing formats are part of theBlu-ray disc specification:BD-ROM- read only format fordistribution of HD movies,games, software, etc.BD-R recordable format for HDvideo recording and PC datastorage.BD-RE- rewritable format of HDvideo recording and PC datastorage.
What about Blu-ray for PCsWhat about Blu-ray for PCs?There are plans for BD-ROM(read only), BD-R(recordable) and BD-RE(rewriteable) drives for PCsand with the support of theworld’s two largest PCmanufacturers, HP and Dell,it’s likely that the technologywill be adopted as the nextgeneration optical discformat for PC data storageand replace technologiessuch as DVD +_R, DVD+_RW, and DVD-RAM .