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As of 2007 DVD is the de facto standard for pre-recorded movies, and popular storage of data beyond the capacity of CD. 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 ...
Comparison of various optical storage media. 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.
Optical storage refers to a class of data storage systems that use light to read or write data to an underlying optical media. Although a number of optical formats have been used over time, the most common examples are optical disks like the compact disc (CD) and DVD.
Optical Disc Archive (ODA) is an archival storage technology developed by Sony. A single cartridge is designed to hold as many as 12 optical discs , each of which are similar to, but not directly compatible with, Blu-ray or Blu-Ray-BDXL systems, with total capacities per cartridge as high as 5.5 TB .
Download as PDF; Printable version; In other projects Wikidata item; ... Pages in category "Optical computer storage" The following 37 pages are in this category, out ...
Blu-ray Disc and HD DVD uses blue-violet lasers and focusing optics of greater aperture, for use with discs with smaller pits and lands, thereby greater data storage capacity per layer. [22] In practice, the effective multimedia presentation capacity is improved with enhanced video data compression codecs such as H.264/MPEG-4 AVC and VC-1 .
Download as PDF; Printable version; ... Pages in category "Optical computer storage media" ... HD DVD; HighMAT; L. Live File System; M. M-DISC;
In the history of optical storage media there have been and there are different optical disc formats with different data writing/reading speeds.. Original CD-ROM drives could read data at about 150 kB/s, 1× constant angular velocity (CAV), [1] the same speed of compact disc players without buffering.