What technologies are covered under the AAC patent licensing program?
The license encompasses MPEG-2 AAC LC (including MPEG-2 AAC LC in combination with SBR), MPEG-4 AAC LC, MPEG-4 High Efficiency AAC (or HE AAC, also sometimes known as aacPlus), and MPEG-4 HE AAC v2. Also included in the license are patents essential to the MPEG-4 Low Delay AAC Profile, MPEG-4 ER AAC Scalable, and MPEG-4 ER AAC ELD. The license provides comprehensive coverage of those aspects of MPEG-2 and MPEG-4 AAC in commercial practice.