Data processing: speech signal processing – linguistics – language – Speech signal processing – For storage or transmission
Reexamination Certificate
2006-02-28
2006-02-28
Young, W. R. (Department: 2655)
Data processing: speech signal processing, linguistics, language
Speech signal processing
For storage or transmission
C704S219000, C704S221000
Reexamination Certificate
active
07006966
ABSTRACT:
The present invention comprises: first periodicity providing means for emphasizing periodicity of a fixed code vector output from at least one fixed excitation code book by use of a first periodicity emphasis coefficient adaptively determined based on a predetermined rule; and second periodicity providing means for emphasizing periodicity of a fixed code vector output from at least one fixed excitation code book by use of a predetermined second periodicity emphasis coefficient.
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patent: 8-44397 (1996-02-01), None
Improved Excitation for Phonetically-Segmented VXC Speech Coding Below 4Kb/s, IEEE Global Telecommunications Conference & Exhibition, Dec. 2-5, 1990, pp. 946-950, Conference Record vol. 2 of 3 “Communications: Connecting the Future”.
3rd Generation Partnership Project; Technical Specification Group Services and System Aspects; Mandatory Speech Codec speech processing functions AMR speech codec; Transcoding functions 3G TS 26.090 version 3.1.0 Dec. 1999, pp. 37-40, no day.
Tasaki Hirohisa
Yamaura Tadashi
Birch & Stewart Kolasch & Birch, LLP
Mitsubishi Denki & Kabushiki Kaisha
Vo Huyen X.
Young W. R.
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