Sangwon KANG


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)

Search-Free Codebook Mapping for Artificial Bandwidth Extension
Heewan PARK Byungsik YOON Sangwon KANG Andreas SPANIAS 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/04/01
Vol. E95-B  No. 4  pp. 1479-1482
Type of Manuscript:  LETTER
Category: Multimedia Systems for Communications
Keyword: 
speech enhancementartificial bandwidth extensioncodebook mappingAMR
 Summary | Full Text:PDF(394.3KB)

A Low Power Bandwidth Extension Technique
Byungsik YOON Heewan PARK Sangwon KANG 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/01/01
Vol. E95-B  No. 1  pp. 358-361
Type of Manuscript:  LETTER
Category: Multimedia Systems for Communications
Keyword: 
artificial bandwidth extensioncodebook mappingspeech enhancement
 Summary | Full Text:PDF(397.2KB)

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)

Predictive Trellis-Coded Quantization of the Cepstral Coefficients for the Distributed Speech Recognition
Sangwon KANG Joonseok LEE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/06/01
Vol. E90-B  No. 6  pp. 1570-1572
Type of Manuscript:  LETTER
Category: Multimedia Systems for Communications
Keyword: 
distributed speech recognition (DSR)cepstral coefficientsquantizationBC-TCQ
 Summary | Full Text:PDF(258.4KB)

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 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)