Method for improvement of G.723.1 processing time and speech quality and for reduction of bit rate in CELP vocoder and CELP vococer using the same

Method for improvement of G.723.1 processing time and speech quality and for reduction of bit rate in CELP vocoder and CELP vococer using the same

1. Technical Field A method of searching an MP-MLQ fixed codebook through bit predetermination includes the steps of generating a target vector with amplitude, reducing time to search an optimal pulse array through the bit predetermination and searching all of pulses if two errors have an identical...

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Bibliographische Detailangaben
Hauptverfasser: Kim, Jeong Jin, Jang, Kyung A, Bae, Myung Jin, Sung, Yoo Na, Shim, Min Kyu, Hong, Seong Hoon
Format: Patent
Sprache:eng
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Zusammenfassung:1. Technical Field A method of searching an MP-MLQ fixed codebook through bit predetermination includes the steps of generating a target vector with amplitude, reducing time to search an optimal pulse array through the bit predetermination and searching all of pulses if two errors have an identical value.