A CDE Definition
(Active Coding-3) Dolby's third digital audio coding technology based on a perceptual coding method. Introduced in 1991 initially for surround sound in theaters, AC-3 is more advanced than AC-2 and provides six channels of audio in less space than a two-channel stereo CD. AC-3 and "Dolby Digital" are synonymous. See Dolby Digital, AC-1 and AC-2.
Before/After Your Search Term
|AC'97||Accelerated Graphics Port|
|AC1||Accelerated Hub Architecture|
|AC2||Accelerated Mobile Pages|
Terms By Topic
Click any of the following categories for a list of fundamental terms.