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QDesign Corporation was a
developer of
digital audio compression technologies. The company's MP2 and MP3
technologies were used in
professional audio...
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components QDesign: a character-based
screen generator Quick: an interactive, character-based
screen processor (running
screens generated by
QDesign) Quiz:...
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including the
Sorenson Video codec for
advanced video compression, the
QDesign Music codec for
substantial audio compression, and the
complete Roland...
- MAC6 MACE 6-to-1
Apple Inc. Qclp
Qualcomm PureVoice Qualcomm QDMC
QDesign Music QDesign rt24 RT24 50:1
Voxware rt29 RT29 50:1
Voxware SDX2 Square-Root-Delta...
- (PASC; a
variant of MP1; used in
Digital Compact C****ette)
QDesign (purchased by DTS)
QDesign Music Codec – used in
Apple QuickTime FFmpeg (decoding only)...
- Forum/Dolby
Audio MLP /
Dolby TrueHD Subtitle DVD-Video
subtitles Xperi/DTS, Inc/
QDesign Audio DTS
Coherent Acoustics (a.k.a. DTS or DCA), DTS
Extended Surround...
- No MP1
Lossy 1991-12
Expired patents Yes Yes No Yes Yes Yes Yes No No
QDesign Music 1 and 2
Lossy 1998
Proprietary QuickTime No Yes No No No No No No...
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QCELP (decoding only) QDM2 (decoding only)
QuickTime related audio codecs:
QDesign Music Codec 2 and ALAC
RealAudio 1.0
RealAudio 2.0 (decoding only) RealPlayer...
- (and extensions), Vorbis, Musepack, and WMA. The
RealAudio Gecko, ATRAC3,
QDesign, and mp3PRO
formats appear in some tests,
despite much
lower adoption as...
