總部位于德國埃爾蘭根的弗勞恩霍夫集成電路研究所(Fraunhofer IIS) 既是 MP3 專利的擁有者，也是AAC 音頻編碼的合作開發機構。

The scientists at Fraunhofer Institute for Integrated Circuits IIS are conducting contract research and development for industry and public utility.

Fraunhofer IIS develop software, microelectronic circuits, devices and systems, offer solutions from applied microelectronics up to information and communication technology.

查詢進一步信息，請訪問http://www.iis.fraunhofer.de.