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History of the CD and the Story of the Compact Disc ...
https://www.voices.com/blog/history-compact-disc/
1976: Demonstration of an optical digital audio disc by Sony. 1978: Sony demonstrated an advanced version of optical digital audio disc with playing time of 150 minutes. 1979: Philips launched compact disc. 1980: CD-DA format introduced by Philips and Sony, and standards were laid down in the Red Book.
Who Invented the CD Player? - Who invented it
https://www.whoinventedit.net/who-invented-the-cd-player/
The Pioneering Commercial CD Player In October of 1982, the first commercial CD players were released in the market by Sony, the company who invented the CD player. Even though it was a result of a group effort the person who invented the CD player was Nobuyuki Idei. He was a chairman of the Sony company as well as a group CEO.
CD player - Wikipedia
https://en.wikipedia.org/wiki/Cd_player
Philips coined the term compact disc in line with another audio product, the Compact Cassette, and contributed the general manufacturing process, based on video LaserDisc technology. Philips also contributed eight-to-fourteen modulation (EFM), which offers a certain resilience to defects such as scratches and fingerprints, while Sony contributed the error-correction method, CIRC .
Compact Disc: History of the CD - UnifiedManufacturing
https://www.unifiedmanufacturing.com/blog/history-compact-disk/
A CD is a short term for compact disc and was originally invented to store digital sound recordings exclusively. Later, it was also used to store other types of digital data like images, documents, and the like. Until today, it remains the industry’s standard for storing and preserving audio. The CD was planned to be the successor of the ...
When was CD invented?
https://questionerlab.com/when-was-cd-invented
When was CD invented? When was CD invented? Parallel work on digital optical audio recording was done in a number of companies and Sony first publicly demonstrated an optical digital audio disc at the 1977 Audio Fair. On 8 March 1979, Philips demonstrated for the international press a 11.5 cm Optical Disk and a Compact Disc Audio Player.
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