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This article compares the technical specifications of multiple high-definition formats, including HD DVD and Blu-ray Disc; two mutually incompatible, high-definition optical disc formats that, beginning in 2006, attempted to improve upon and eventually replace the DVD standard. The two formats remained in a format war until February 19, 2008 ...
External USB2.0 Blu-ray Disc Rewriter, HD DVD Reader September 2009 SW-5583/SW-5583T OWC: External Blu-ray Disc & DVD Writer, HD DVD Reader November 2008 PX-B920UF Plextor: External Blu-ray Disc Rewriter and HD DVD-ROM drive with USB 2.0 October 2008 PA3530U-1HD1 Toshiba: External slim HD DVD ROM USB 2.0
v. t. e. Blu-ray ( Blu-ray Disc or BD) is a digital optical disc data storage format designed to supersede the DVD format. It was invented and developed in 2005 and released worldwide on June 20, 2006, capable of storing several hours of high-definition video ( HDTV 720p and 1080p ).
The Blu-ray/HD DVD conflict resembled the earlier videotape format war between VHS and Betamax, partly because of Sony's strong involvement in both episodes. These format wars have often proved destructive to both camps because consumers, afraid of committing to a losing standard, would refrain from purchasing either. [3]
Philips. Plasmon Data Systems (Defunct in late 1990's) [ 21] Prodisc. Pressing-Media www.pressing-media.com. PrimeDisc [ 22] Princo Corp [ 23] (seems to have stopped, as of 2020 they no longer appear on their home page) [ 24] Panasonic (Matsushita) (last made DVD-RAM, stopped due to shrinking demand, still makes Blu-rays [ 25]) Ending ...
The Blu-ray Disc Association (BDA) is the industry consortium that develops and licenses Blu-ray Disc technology and is responsible for establishing format standards and promoting business opportunities for Blu-ray Disc. The BDA is divided into three levels of membership: the board of directors, contributors, and general members.
DVD-RAM (DVD Random Access Memory) is a DVD -based disc specification presented in 1996 by the DVD Forum, which specifies rewritable DVD-RAM media and the appropriate DVD writers. DVD-RAM media have been used in computers as well as camcorders and personal video recorders since 1998. [ 1]
With the development of high-definition television, and the popularization of broadband and digital storage of movies, a further format development took place, again giving rise to two camps: HD DVD and Blu-ray, based upon a switch from red to blue-violet laser and tighter engineering tolerances. As of 2007 both have significant releases in the ...