Principles of linear predictive coders

Q.  Linear predictive coders are based on the principle that

1. Current signal sample is obtained from linear combination of past samples
2. Current signal sample is independent of past samples
3. These are time domain vocoders
4. They are among low bit rate vocoders
- Published on 18 Nov 15

a. 1, 3 and 4 are correct
b. 2, 3 and 4 are correct
c. 1 and 4 are correct
d. All the four are correct

ANSWER: 1, 3 and 4 are correct

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