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  2. LaserDisc - Wikipedia

    en.wikipedia.org/wiki/LaserDisc

    Dolby Digital (also called AC-3) and DTS, which are now common on DVD releases, first became available on LaserDisc, and Star Wars: Episode I – The Phantom Menace (1999) which was released on LaserDisc in Japan, was among the first home video releases ever to include 6.1 channel Dolby Digital EX Surround (along with a few other late-life ...

  3. Optical recording - Wikipedia

    en.wikipedia.org/wiki/Optical_recording

    The Compact Disc (CD), which is based on MCA/Philips Laserdisc technology, was developed by a taskforce of Sony and Philips in 1979–1980. Toshi Doi and Kees Schouhamer Immink created the digital technologies that turned the analog Laserdisc into a high-density low-cost digital audio disc. [ 14 ]

  4. LaserDisc player - Wikipedia

    en.wikipedia.org/wiki/Laserdisc_player

    A LaserDisc player is a device designed to play video and audio (analog or digital) stored on LaserDisc. LaserDisc was the first optical disc format marketed to consumers; it was introduced by MCA DiscoVision in 1978. From 1978 until 1984, all LaserDisc player models read discs by using a helium–neon laser.

  5. Pioneer Corporation - Wikipedia

    en.wikipedia.org/wiki/Pioneer_Corporation

    September 1984: Introduces the world's first LD combination player compatible with CDs and LDs. October 1984: Releases the world's first car CD player. December 1985: Introduces the 40-inch projection monitor. [7] 1989: LaserDisc Corporation changes its name to Pioneer LDC. June 1990: Introduces the world's first CD-based GPS automotive ...

  6. DiscoVision - Wikipedia

    en.wikipedia.org/wiki/DiscoVision

    MCA DiscoVision, Inc. was a division of entertainment giant MCA (Music Corporation of America), established in 1969 to develop and sell an optical videodisc system. MCA released discs pressed in Carson and Costa Mesa, California on the DiscoVision label from the format's Atlanta, Georgia launch in 1978 to 1982 and the release of the film, The Four Seasons.

  7. Compact disc - Wikipedia

    en.wikipedia.org/wiki/Compact_disc

    The compact disc is an evolution of LaserDisc technology, [10] where a focused laser beam is used that enables the high information density required for high-quality digital audio signals. Unlike the prior art by Optophonie and James Russell, the information on the disc is read from a reflective layer using a laser as a light source through a ...

  8. Videodisc - Wikipedia

    en.wikipedia.org/wiki/Videodisc

    The system competed with Laserdisc for a few years, before being abandoned in 1984. Although, movie studios continued releasing titles in the format until 1986. JVC produced a system very similar to CED called Video High Density (VHD). It was launched in 1983 and marketed predominantly in Japan.

  9. David Paul Gregg - Wikipedia

    en.wikipedia.org/wiki/David_Paul_Gregg

    David Paul Gregg (March 11, 1923 – November 8, 2001) was an American engineer. He was the inventor of the optical disc (disk). Gregg was inspired to create the optical disc in 1958 while working at California electronics company Westrex, a part of Western Electric.