
1) Audio codec
Found on
https://www.crosswordclues.com/clue/qdesign

QDesign Corporation was a leader in digital audio compression technologies. The company`s MP2 and MP3 technologies were used in professional audio and broadcast automation systems as well as multimedia and video production systems. However, QDesign is most well known for their music codec, originally known as LBpack, developed by Dmitry Shmunk. Q....
Found on
http://en.wikipedia.org/wiki/QDesign
No exact match found.