The coding system used by Dolby Digital. The two terms, AC-3 and Dolby Digital, are often used interchangeably.
Dolby Digital resource page From Dolby Laboratories, Inc., this page offers links to general, technical and historical information about Dolby Digital. Additionally, there are general questions and answers, information about consumer, licensing and professional applications, audio compression, and the AC-3 multichannel coder.
Dolby AC-3 Audio Coding Paper on the audio compression standard for HDTV. Covers Dolby Digital, AC-3 delivery formats, ICs, and how it works.
