What are the main uses of DPCM?
A. Speech Decoding and Transmission over mobiles
B. Speech Encoding and Transmission over mobiles
C. Speech Decoding and Transmission over telephone channels.
D. Speech Encoding and Transmission over telephone channels
Answer:A
What are the main uses of DPCM?
A. Speech Decoding and Transmission over mobiles B. Speech Encoding and Transmission over mobiles C. Speech Decoding and Transmission over telephone channels. D. Speech Encoding and Transmission over telephone channels
Explanation: A differential predictive signal quantizer system. This system is used in speech encoding and transmission over telephone channels and is known as differential pulse code modulation (DPCM ).