A proposed MPEG-3 standard, intended for High Definition TV (HDTV), was merged with the MPEG-2 standard when it became apparent that the MPEG-2 standard met the HDTV requirements.
A proposed variant of the MPEG video and audio compression algorithm and file format. MPEG-3 was intended as an extension of MPEG-2 to cater for HDTV but was eventually merged into MPEG-2.
Originally designed for HDTV, but abandoned when it was discovered that MPEG-2 was sufficient for HDTV.
a.k.a. MP3 Moving Picture Experts Group-3. A standard for compressing audio into a compact file without losing a significant amount of its quality. Used for the mobile transmission and storage of audio files. See Also: CMX
A variant of the MPEG video and audio compression algorithm and file format. The file extension is .MP3. This variant no longer exists and has been merged into MPEG-2.
Originally designed for HDTV, but abandoned in favor of MPEG-2.
n. Initially an MPEG standard designed for HDTV (high-definition television), but it was found that MPEG-2 could be used instead. Therefore, this standard no longer exists. See also HDTV, MPEG (definition 1). Compare MPEG-1, MPEG-2, MPEG-4.
MPEG-3 is the designation for a group of audio and video coding standards agreed upon by MPEG (Moving Picture Experts Group). MPEG-3 was designed to handle HDTV signals in the range of 20 to 40 Mbit/s.