Reference Information
DVD-Video Feature 3High quality surround audio.
DVD-Video can store the audio using the 5.1ch Dolby Digital compression or the advanced Liner PCM method,
providing the better-than-CD quality and theater like audio quality.
? Dolby Digital (AC-3)
? Unlike the traditional Dolby pro-Logic method, the Dolby Digital method separates all 5 main channels
(Front L/R, Center, Surround (Rear) L/R)and the Sub woofer to provide live surround audio.
? Using the Down Mix method, the conventional Dolby Pro-Logic and Stereo are all compatible.
? Each separated channels are played back at CD quality sound. (Frequency band: 20Hz ~ 20KHz)
? Linear PCM (Pulse Code Modulation)
? Provides the high quality Digital sound without the audio data compression.
? Various Digital Recordings are possible as shown in the table to the right.
Sampling FrequencyBit Rate
16bit
48KHz20bit
24bit
16bit
96KHz20bit
24bit
? Dolby Digital compatible Audio Mode
Channel Format
Audio CodingFrontSurround (Rear)Remark
ModeLCRLR
1/0OMono
2/0OOStereo
3/0OOO
2/1OOMono
3/1OOOMonoSurround
2/2OOOO
3/2OOOOO
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