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J-GLOBAL ID:200902245972722620   Reference number:05A0123004

Efficient two-stage vector quantization speech coder using wavelet coefficients of excitation signals

励起信号のウェーブレット係数を用いる二段階ベクトル量子化の効率的スピーチ符号器
Author (3):
Material:
Volume: 26  Issue:Page: 43-49  Publication year: Jan. 2005 
JST Material Number: Z0931A  ISSN: 1346-3969  Document type: Article
Article type: 原著論文  Country of issue: Japan (JPN)  Language: ENGLISH (EN)
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Speach processing 
Reference (13):
  • 1) S. Hayashi, M. Suguimoto and T. Toida, “On a low bit-rate backward prediction coder with low delay,” Proc. IASTED Int. Conf. Modelling and Simulation-MS ’94, pp. 353–356 (1994).
  • 2) S. Hayashi and M. Suguimoto, “On an improvement scheme for LBBPC speech coder,” Proc. IASTED Int. Conf. Signal and Image Processing—SIP95—, pp. 55–59 (1995).
  • 3) S. Hayashi, M. Suguimoto and Erinnoviar, “Low bit-rate CELP speech coder with low delay,” Signal Process., 72, pp. 97–105 (1999).
  • 4) B. H. Juang and A. H. Gray, “Multiple stage vector quantization for speech coding,” Proc. ICASSP 82, pp. 597–600 (1982).
  • 5) B. Kleijin, D. J. Krasinski and R. H. Kechum, “An improved speech qulity and efficient vector quantization in SELP,” Proc. ICASSP 88, pp. 155–158 (1988).
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