部分纯技术公司，实验室，协会主页

http://www.atc-labs.com/
http://www.voiceage.com/
http://www.compandent.com/
http://www.dvsinc.com/
http://www.scalatech.co.uk/
http://www.opus-codec.com/
http://dev.skype.com/silk
http://celt-codec.org/
http://codec2.org/
http://www.xiph.org/
http://www.rowetel.com
http://www.adaptivedigital.com/
http://www.fraunhofer.de/en.html