Index

A
Adaptive codebook, 98, 132. See also Codebook
finding fractional lag, 101
finding integer lag, 101
open-loop pitch period estimation, 99
perceptual weighting filter, 98
search range for pitch period, 101
Adaptive codebook ID, 105
Adaptive differential pulse code modulation (ADPCM) system, 65, 69, 114, 116, 154, 156
backward, encoder and decoder, 70
forward, encoder and decoder, 69
speech coding scheme, 65
standard of, 71
Adaptive embedding quantizer, functions of, 72
Adaptive schemes
backward gain-adaptive quantizer, 68
encoder and decoder, 68
forward gain-adaptive quantizer, 66
encoder and decoder, 67
Algebraic codebook
structure, 97
Algebraic code excited linear prediction (ACELP)-based scheme
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