Keyword : ADPCM

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 coding,  data hiding,  G.711,  ADPCM,  LSB substitution, 
  Summary |  Full Text:PDF
Bit-Stream-Arranged Weighted Modulation Scheme for Low Delay Spread Frequency Selective Fading Channels
Kiyoshi KOBAYASHI  Shuji KUBOTA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1998/07/20
Vol. E81-A  No. 7  pp. 1452-1458
Type of Manuscript: Special Section PAPER (Special Section on Fundamentals of Multi-dimensional Mobile Information Network)
Category: 
Keyword: 
weighted modulation,  frequency selective fading,  micro-cell system,  ADPCM,  PCM, 
  Summary |  Full Text:PDF
Bit Significance Selective Frequency Diversity Transmission
Tomoaki KUMAGAI  Kiyoshi KOBAYASHI  Katsuhiko KAWAZOE  Shuji KUBOTA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1998/03/20
Vol. E81-B  No. 3  pp. 545-552
Type of Manuscript: PAPER
Category: Communication Theory
Keyword: 
frequency diversity,  spectrum efficiency,  fading,  ADPCM, 
  Summary |  Full Text:PDF
Voice Activity Detection and Transmission Error Control for Digital Cordless Telephone System
Seishi SASAKI  Ichiro MATSUMOTO  Osamu WATANABE  Kenzo URABE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1994/07/20
Vol. E77-B  No. 7  pp. 948-955
Type of Manuscript: Special Section PAPER (Special Issue on Personal, Indoor and Mobile Radio Communications)
Category: 
Keyword: 
radio communication,  ADPCM,  voice activity detection,  comfort noise,  transmission error control, 
  Summary |  Full Text:PDF
Packet Speech Transmission on ATM Networks Using a Variable Rate Embedded ADPCM Coding Scheme
Kazuhiro KONDO  Masashi OHNO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1993/04/20
Vol. E76-B  No. 4  pp. 420-430
Type of Manuscript: PAPER
Category: Communication Systems and Transmission Equipment
Keyword: 
source encoding,  communication terminal and equipment,  ATM,  speech packets,  ADPCM, 
  Summary |  Full Text:PDF