Reference Information
Samsung Electronics
2-5
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.
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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)
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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.
DVD-Video Feature 3
High quality surround audio.
Sampling Frequency
Bit Rate
16bit
48KHz
20bit
24bit
16bit
96KHz
20bit
24bit
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Dolby Digital compatible Audio Mode
Audio Coding
Channel Format
Mode
Front
Surround (Rear)
Remark
L
C
R
L
R
1/0
O
Mono
2/0
O
O
Stereo
3/0
O
O
O
2/1
O
O
Mono
3/1
O
O
O
Mono
Surround
2/2
O
O
O
O
3/2
O
O
O
O
O