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==History== ;[[Compact Disc]] (CD) : The compact disc was developed by [[Sony]] ([[wikipedia:Toshitada Doi|Toshitada Doi]]). Sony first publicly demonstrated an optical digital audio disc in September 1976. In September 1978, they demonstrated an optical digital audio disc with a 150 minute playing time, and with specifications of 44,056 Hz sampling rate, 16-bit linear resolution, [[Wikipedia:Cross-interleaved Reed-Solomon coding|cross-interleaved]] [[Wikipedia:Error correction|error correction]] code, that were similar to those of the [[Compact Disc]] they introduced in 1982.<ref name=SonyHistorical>{{cite web|url=http://www.aes.org/e-lib/browse.cfm?elib=2912|title=A Long Play Digital Audio Disc System|publisher=AES|accessdate=2009-02-14}}</ref> ;[[Wikipedia:Compact Disc Digital Audio|Compact Disc Digital Audio]] (CD-DA) : Also called [[wikipedia:Rainbow Books|Red Book]], CD-DA was the compact disc audio format introduced in 1980 by [[Sony]] and [[Philips]].<ref name="BBC">{{Cite web | url = http://news.bbc.co.uk/2/hi/technology/6950933.stm | title = How the CD was developed | publisher = BBC News | date = August 17, 2007 | accessdate = 2007-08-17 }}</ref> ;[[CD-ROM]] : The CD-ROM format was developed by Japanese company [[Wikipedia:Denon|Denon]] in 1982. It was an extension of [[Wikipedia:Compact Disc Digital Audio|Compact Disc Digital Audio]], and adapted the format to hold any form of digital data, with a storage capacity of 553 [[MiB]].<ref>[https://books.google.co.uk/books?id=RTwQAQAAMAAJ ''Videodisc Update'', Volumes 1-3], page 13, 1982</ref> CD-ROM was then introduced by Denon and [[Sony]] at a Japanese computer show in 1984.<ref name="chronicles">[https://www.youtube.com/watch?v=rbh1XP4kCT4 Japanese PCs (1984)] (13:13), ''[[wikipedia:Computer Chronicles|Computer Chronicles]]''</ref>
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