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The DVD (common abbreviation for digital video disc or digital versatile disc) [9] [10] is a digital optical disc data storage format. It was invented and developed in 1995 and first released on November 1, 1996, in Japan .
A modified MPEG-2 MP@HL video-codec is used and the format supports audio encoded in Dolby AC3, DTS, Dolby Digital EX, DTS ES, and Prologic 2 audio formats. All HVDs use standard DVD discs. While the format is referred to as the HVD acronym, it has no relation to the Holographic Versatile Disc format that came along later and utilised the same ...
The Enhanced Versatile Disc (EVD) is an optical-medium-based digital audio/video format, developed by Beijing E-World (a multi-company partnership including SVA, Shinco, Xiaxin, Yuxing, Skyworth, Nintaus, Malata, Changhong, and BBK Electronics), as a rival to the DVD to avoid the high royalty costs associated with the DVD format.
DVD (Digital Video Disc, or Digital Versatile Disc) was released in 1996. It is a hybrid of Philips and Sony's MM-CD (Multi-Media Compact Disc) format and Toshiba's SD (Super Density) format. It is a hybrid of Philips and Sony's MM-CD (Multi-Media Compact Disc) format and Toshiba's SD (Super Density) format.
Digital video is an electronic representation of moving visual images in the form of encoded digital data. This is in contrast to analog video, which represents moving visual images in the form of analog signals. Digital video comprises a series of digital images displayed in rapid succession, usually at 24, 25, 30, or 60 frames per second ...
DVD (initially an acronym of "Digital Video Disc", then backronymed as "Digital Versatile Disc" and officially just "DVD") was the mass market successor to CD. DVD was rolled out in 1996, again initially for video and audio. DVD recordable formats developed some time later: DVD-in late 1997 and DVD+ in 2002.
DV (from Digital Video) is a family of codecs and tape formats used for storing digital video, launched in 1995 by a consortium of video camera manufacturers led by Sony and Panasonic. It includes the recording or cassette formats DV, MiniDV, HDV, DVCAM, DVCPro, DVCPro50, DVCProHD, Digital8, and Digital-S. DV has been used primarily for video ...
The same year, Sony demonstrated a LaserDisc data storage format, with a larger data capacity of 3.28 GB. [20] In the late 1980s and early 1990s, Optex, Inc. of Rockville, MD, built an erasable optical digital video disc system U.S. patent 5,113,387 using Electron Trapping Optical Media (ETOM) U.S. patent 5,128,849. Although this technology was ...