Blu-ray Disc (BD) is the name of the next-generation optical disc format jointly developed by the Blu-ray Disc Acssociation (BDA), a group leading consumer electronics and PC companies (including Dell, Hitachi, HP, JVC, LG, Mitsubishi, Panasonic, Pioneer, Philips, Samsung, Sharp, Sony, TDK and Thompson. The format was developed to enable rewriting and playback of high-definition video (HD), as well as storing large amounts of data. A single-layer Blu-ray Disc can hold 25GB, which can be used to record over 2 hours of HDTV or 5 times more recording capacity of DVD/TV video quality than a standard DVD disc.