Audio Loudness and Dynamic Range in the Compressed Digital Environment (1995)

By Craig C. Todd Dolby Laboratories

Digital audio compression systems are capable of delivering audio into the home or the head end with well over 100 dB of dynamic range. Will this potential dynamic range be exploited or squandered? This paper shows how features provided by the AC-3 audio compression standard allow a single encoded bit stream to supply an appropriate dynamic range to all listeners.

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