Keyword : speech coding


Reversible Audio Data Hiding Based on Variable Error-Expansion of Linear Prediction for Segmental Audio and G.711 Speech
Akira NISHIMURA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2016/01/01
Vol. E99-D  No. 1 ; pp. 83-91
Type of Manuscript:  Special Section PAPER (Special Section on Enriched Multimedia---Creation of a New Society through Value-added Multimedia Content---)
Category: 
Keyword: 
steganographyaudio codingspeech codingperformance evaluationwatermarking
 Summary | Full Text:PDF(381.4KB)

Designing Algebraic Trellis Vector Code as an Efficient Excitation Codebook for ACELP Coder
Sungjin KIM Sangwon KANG 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/11/01
Vol. E95-B  No. 11 ; pp. 3642-3645
Type of Manuscript:  LETTER
Category: Multimedia Systems for Communications
Keyword: 
speech codingalgebraic CELPtrellis coded vector quantizationViterbi algorithmfast codebook search
 Summary | Full Text:PDF(1.2MB)

Information Hiding for G.711 Speech Based on Substitution of Least Significant Bits and Estimation of Tolerable Distortion
Akinori ITO Shun'ichiro ABE Yoiti SUZUKI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/07/01
Vol. E93-A  No. 7 ; pp. 1279-1286
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
speech codingdata hidingG.711ADPCMLSB substitution
 Summary | Full Text:PDF(580.8KB)

Complexity Scalability Design in the Internet Low Bit Rate Codec (iLBC) for Speech Coding
Fu-Kun CHEN Kuo-Bao KUO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2010/05/01
Vol. E93-D  No. 5 ; pp. 1238-1243
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
speech codingspeech compressiondynamic codebookiLBCcomplexity scalability
 Summary | Full Text:PDF(233.6KB)

Realtime Joint Speech Coding and Transmission Algorithm for High Packet Loss Rate Wireless Channels
Tan PENG Huijuan CUI Kun TANG Wei MIAO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2008/12/01
Vol. E91-D  No. 12 ; pp. 2892-2896
Type of Manuscript:  LETTER
Category: Speech and Hearing
Keyword: 
speech codingjoint source and channel codingcoded transmission
 Summary | Full Text:PDF(202.3KB)

An Iterative Joint Source-Channel (De-)Coding and (De-)Modulation Algorithm for G.729EV in Ultrashort Wave Communication
Tan PENG Xiangming XU Huijuan CUI Kun TANG Wei MIAO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2008/12/01
Vol. E91-D  No. 12 ; pp. 2897-2901
Type of Manuscript:  LETTER
Category: Speech and Hearing
Keyword: 
joint source-channel coding and modulationG.729EVspeech codingsoft decoding
 Summary | Full Text:PDF(233.5KB)

Switching Search Method for Pulse Assignment in ITU-T G.729D
Fu-Kun CHEN Yu-Ruei TSAI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2008/10/01
Vol. E91-D  No. 10 ; pp. 2532-2535
Type of Manuscript:  LETTER
Category: Speech and Hearing
Keyword: 
speech codingACELPstochastic codebookfixed codebook
 Summary | Full Text:PDF(77KB)

Designing Algebraic Trellis Code as a New Fixed Codebook Module for ACELP Coder
Jakyong JUN Sangwon KANG Thomas R. FISCHER 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/03/01
Vol. E91-B  No. 3 ; pp. 972-974
Type of Manuscript:  LETTER
Category: Multimedia Systems for Communications
Keyword: 
speech codingalgebraic CELPtrellis coded quantizationViterbi algorithm
 Summary | Full Text:PDF(312.6KB)

A Statistical Approach to Error Compensation in Spectral Quantization
Seung Ho CHOI Hong Kook KIM 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2007/09/01
Vol. E90-D  No. 9 ; pp. 1460-1464
Type of Manuscript:  LETTER
Category: Speech and Hearing
Keyword: 
speech codingvector quantizationprobabilistic matchingspectral distortion
 Summary | Full Text:PDF(132.7KB)

A MFCC-Based CELP Speech Coder for Server-Based Speech Recognition in Network Environments
Jae Sam YOON Gil Ho LEE Hong Kook KIM 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2007/03/01
Vol. E90-A  No. 3 ; pp. 626-632
Type of Manuscript:  Special Section PAPER (Special Section on Multimedia and Mobile Signal Processing)
Category: Speech/Audio Processing
Keyword: 
MFCC-based coderserver-based speech recognitionspeech codingsafety-net PVQ
 Summary | Full Text:PDF(440.4KB)

A Fast Encoding Technique for Vector Quantization of LSF Parameters
Sangwon KANG Yongwon SHIN Changyong SON Thomas R. FISCHER 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/09/01
Vol. E88-B  No. 9 ; pp. 3750-3755
Type of Manuscript:  PAPER
Category: Multimedia Systems for Communications" Multimedia Systems for Communications
Keyword: 
line spectral frequency (LSF)speech codingsplit VQEVRCfast search VQ
 Summary | Full Text:PDF(768.7KB)

Design of a Robust LSP Quantizer for a High-Quality 4-kbit/s CELP Speech Coder
Yusuke HIWASAKI Kazunori MANO Kazutoshi YASUNAGA Toshiyuki MORII Hiroyuki EHARA Takao KANEKO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2004/06/01
Vol. E87-D  No. 6 ; pp. 1496-1506
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
speech codingspectral quantizationline spectrum pairsline spectral frequenciessplit vector quantization
 Summary | Full Text:PDF(559.3KB)

Efficient Coding Translation of GSM and G.729 Speech Coders across Mobile and IP Networks
Shu-Min TSAI Jia-Ching WANG Jar-Ferr YANG Jhing-Fa WANG 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2004/02/01
Vol. E87-D  No. 2 ; pp. 444-452
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
speech codingtranscoderparameter translationInternet protocol (IP)decode-then-encode (DTE)
 Summary | Full Text:PDF(315KB)

A Packet Loss Recovery Method Using Packets Arrived behind the Playout Time for CELP Decoding
Masahiro SERIZAWA Hironori ITO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2003/12/01
Vol. E86-D  No. 12 ; pp. 2775-2779
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
packet loss recoveryspeech codingCELPAMR
 Summary | Full Text:PDF(772.2KB)

A New Multistage Search of Algebraic CELP Codebooks Based on Trellis Coding
Mohammed HALIMI Abdellah KADDAI Messaoud BENGHERABI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2003/03/01
Vol. E86-D  No. 3 ; pp. 406-411
Type of Manuscript:  Special Section PAPER (Special Issue on Speech Information Processing)
Category: Speech and Audio Coding
Keyword: 
trellisalgebraic codebookspeech codingCELPG.729
 Summary | Full Text:PDF(177.5KB)

A Silence Compression Algorithm for the Multi-Rate Dual-Bandwidth MPEG-4 CELP Standard
Masahiro SERIZAWA Hironori ITO Toshiyuki NOMURA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2003/03/01
Vol. E86-D  No. 3 ; pp. 412-417
Type of Manuscript:  Special Section PAPER (Special Issue on Speech Information Processing)
Category: Speech and Audio Coding
Keyword: 
speech codingCELPsilence compressionVAD
 Summary | Full Text:PDF(2.1MB)

Modified Restricted Temporal Decomposition and Its Application to Low Rate Speech Coding
Phu Chien NGUYEN Takao OCHI Masato AKAGI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2003/03/01
Vol. E86-D  No. 3 ; pp. 397-405
Type of Manuscript:  Special Section PAPER (Special Issue on Speech Information Processing)
Category: Speech and Audio Coding
Keyword: 
temporal decompositionLSFSTRAIGHTspeech coding
 Summary | Full Text:PDF(474.7KB)

Transform-Based CELP Vocoders with Low-Delay Low-Complexity and Variable-Rate Features
Jar-Ferr YANG Rong-San LIN Chung-Rong HU 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2002/06/01
Vol. E85-D  No. 6 ; pp. 1003-1014
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
speech codingvariable bit ratetransformed CELP vocoder
 Summary | Full Text:PDF(2.3MB)

Error Concealment Using Residual Redundancy for MELP Parameters
Xiaobei LIU Soo Ngee KOH Susumu YOSHIDA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2002/05/01
Vol. E85-D  No. 5 ; pp. 906-909
Type of Manuscript:  LETTER
Category: Speech and Hearing
Keyword: 
speech codingposteriori probabilityerror concealment
 Summary | Full Text:PDF(255.1KB)

Time-Varied Pitch Gain Predictor for Low Bit Rate Speech Coders
Jar-Ferr YANG Rong-San LIN Seric HU 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2002/04/01
Vol. E85-D  No. 4 ; pp. 751-758
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
speech codingtime-varied pitch gain predictor
 Summary | Full Text:PDF(1MB)

4-kbit/s Multi-Dispersed-Pulse-Based CELP (MDP-CELP) Speech Coder
Hiroyuki EHARA Koji YOSHIDA Kazutoshi YASUNAGA Toshiyuki MORII 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2002/02/01
Vol. E85-D  No. 2 ; pp. 392-401
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
CELP codingspeech codingnoise post-processingbackward adaptive mode switching4-kbit/s
 Summary | Full Text:PDF(890.7KB)

Complexity Scalability for ACELP and MP-MLQ Speech Coders
Fu-Kun CHEN Jar-Ferr YANG Yu-Pin LIN 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2002/01/01
Vol. E85-D  No. 1 ; pp. 255-263
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
speech codingACELPMP-MLQcomplexity scalability
 Summary | Full Text:PDF(1.4MB)

A Pseudo Glottal Excitation Model for the Linear Prediction Vocoder with Speech Signals Coded at 1.6 kbps
Hwai-Tsu HU Fang-Jang KUO Hsin-Jen WANG 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2000/08/25
Vol. E83-D  No. 8 ; pp. 1654-1661
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
speech codingvocoderpseudo glottal excitationlinear prediction
 Summary | Full Text:PDF(564.8KB)

A Fast Method of Calculating High-Order Backward LP Coefficients for Wideband CELP Coders
Masahiro SERIZAWA Kazunori OZAWA Atsushi MURASHIMA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2000/04/25
Vol. E83-D  No. 4 ; pp. 870-875
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
speech codingcomplexityhigh-order predictionbackward prediction
 Summary | Full Text:PDF(465.8KB)

Spectral Coding of Speech LSF Parameters Using Karhunen-Loeve Transform
Laszlo LOIS Hai Le VU 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/10/25
Vol. E82-A  No. 10 ; pp. 2138-2146
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Source Coding/Image Processing
Keyword: 
speech codingline spectral frequencyKarhunen-Loeve transformadaptive transform coding
 Summary | Full Text:PDF(432.9KB)

Design of a Variable Rate Algorithm for the CS-ACELP Coder
Woosung CHUNG Sangwon KANG 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1999/10/25
Vol. E82-D  No. 10 ; pp. 1364-1371
Type of Manuscript:  PAPER
Category: Speech Processing and Acoustics
Keyword: 
speech codingvariable rate codingCELPVADconjugate structurealgebraic code
 Summary | Full Text:PDF(1.1MB)

An Adaptive Noise Canceller with Low Signal-Distortion in the Presence of Crosstalk
Shigeji IKEDA Akihiko SUGIYAMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/08/25
Vol. E82-A  No. 8 ; pp. 1517-1525
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: 
Keyword: 
noisenoise cancellerdistortioncrosstalkadaptive filteralgorithmspeech coding
 Summary | Full Text:PDF(641.1KB)

A New General Distance Measure for Quantization of LSF and Its Transformed Coefficients
Hai Le VU Laszlo LOIS 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/08/25
Vol. E82-A  No. 8 ; pp. 1493-1500
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: 
Keyword: 
speech codingKarhunen-Loeve transformationdistance measures
 Summary | Full Text:PDF(598.8KB)

A Low-Bit-Rate Extension Algorithm to the 8 kbit/s CS-ACELP Based on Adaptive Fixed Codebook Modeling
Hong Kook KIM Hwang Soo LEE 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1999/07/25
Vol. E82-D  No. 7 ; pp. 1087-1092
Type of Manuscript:  PAPER
Category: Speech Processing and Acoustics
Keyword: 
speech codingcode-excited linear predictionadaptive fixed codebookcodebook search
 Summary | Full Text:PDF(488.6KB)

A Single DSP System for High Quality Enhancement of Diver's Speech
Daoud BERKANI Hisham HASSANEIN Jean-Pierre ADOUL 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1998/10/25
Vol. E81-A  No. 10 ; pp. 2151-2158
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Neural Networks/Signal Processing/Information Storage
Keyword: 
signal processingreal time DSP systemscommunicationsdiver's speechenhancementnoise reductionVAD (voice activity detection)speech coding
 Summary | Full Text:PDF(643.1KB)

On a Code-Excited Nonlinear Predictive Speech Coding (CENLP) by Means of Recurrent Neural Networks
Ni MA Tetsuo NISHI Gang WEI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1998/08/25
Vol. E81-A  No. 8 ; pp. 1628-1634
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: 
Keyword: 
nonlinear predictionfully connected recurrent neural networksvector quantizationspeech coding
 Summary | Full Text:PDF(611.1KB)

Efficient Encoding of Excitation Codes Using Trained Partial Algebraic Codebook
Yun Keun LEE Hwang Soo LEE Robert M. GRAY 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1998/06/25
Vol. E81-D  No. 6 ; pp. 612-615
Type of Manuscript:  LETTER
Category: Speech Processing and Acoustics
Keyword: 
algebraic codeACELPspeech coding
 Summary | Full Text:PDF(307.9KB)

An Objective Measure Based on an Auditory Model for Assessing Low-Rate Coded Speech
Toshiro WATANABE Shinji HAYASHI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1995/06/25
Vol. E78-D  No. 6 ; pp. 751-757
Type of Manuscript:  Special Section PAPER (Special Issue on Spoken Language Processing)
Category: 
Keyword: 
speech codingobjective measurequality assessmentcritical-band filtermasking
 Summary | Full Text:PDF(489KB)

4 kbps Improved Pitch Prediction CELP Speech Coding with 20 msec Frame
Masahiro SERIZAWA Kazunori OZAWA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1995/06/25
Vol. E78-D  No. 6 ; pp. 758-763
Type of Manuscript:  Special Section PAPER (Special Issue on Spoken Language Processing)
Category: 
Keyword: 
speech codingpitch predictionCELPvector quantization
 Summary | Full Text:PDF(504.2KB)

Adaptive Density Pulse Excitation for Low Bit Rate Speech Coding
Masami AKAMINE Kimio MISEKI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1995/02/25
Vol. E78-A  No. 2 ; pp. 199-207
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
speech codingCELPexcitationadaptive density pulse
 Summary | Full Text:PDF(776.2KB)

M-LCELP Speech Coding at 4kb/s with Multi-Mode and Multi-Codebook
Kazunori OZAWA Masahiro SERIZAWA Toshiki MIYANO Toshiyuki NOMURA Masao IKEKAWA Shin-ichi TAUMI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1994/09/25
Vol. E77-B  No. 9 ; pp. 1114-1121
Type of Manuscript:  Special Section PAPER (Special Issue on Mobile Multimedia Communications)
Category: 
Keyword: 
speech codingvector quantizationspeech processingdspcellular telephone
 Summary | Full Text:PDF(719.9KB)

Coding of LSP Parameters Using Interframe Moving Average Prediction and Multi-Stage Vector Quantization
Hitoshi OHMURO Takehiro MORIYA Kazunori MANO Satoshi MIKI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1993/07/25
Vol. E76-A  No. 7 ; pp. 1181-1183
Type of Manuscript:  Special Section LETTER (Special Section of Letters Selected from the 1993 IEICE Spring Conference)
Category: 
Keyword: 
speech codingLSPvector quantizationCELPinterframe correlationmobile telephonecellular radio
 Summary | Full Text:PDF(235.3KB)

Pitch Synchronous Innovation CELP (PSI-CELP)
Takehiro MORIYA Satoshi MIKI Kazunori MANO Hitoshi OHMURO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1993/07/25
Vol. E76-A  No. 7 ; pp. 1177-1180
Type of Manuscript:  Special Section LETTER (Special Section of Letters Selected from the 1993 IEICE Spring Conference)
Category: 
Keyword: 
speech codingCELPpitch-synchronous-innovationcellular radio
 Summary | Full Text:PDF(230.7KB)