Akiomi KUNISA


Digital Watermarking Based on Guided Scrambling and Its Robustness Evaluation to JPEG Compression
Akiomi KUNISA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/09/01
Vol. E86-A  No. 9  pp. 2366-2375
Type of Manuscript:  PAPER
Category: Information Security
Keyword: 
channel codingdigital watermarkingguided scramblinginformed embeddingJPEG compression
 Summary | Full Text:PDF(843.8KB)

Runlength Control Based on Guided Scrambling for Digital Magnetic Recording
Akiomi KUNISA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1999/12/25
Vol. E82-C  No. 12  pp. 2209-2217
Type of Manuscript:  Special Section PAPER (Special Issue on Information Storage Technologies for the 21st Century)
Category: 
Keyword: 
digital signal recordingguided scramblingk-constrainthigh-rate constrained codecode efficiency
 Summary | Full Text:PDF(539.5KB)

On Symbol Error Probability of DC Component Suppressing Systems
Akiomi KUNISA Nobuo ITOH 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1998/10/25
Vol. E81-A  No. 10  pp. 2174-2179
Type of Manuscript:  Special Section LETTER (Special Section on Information Theory and Its Applications)
Category: Coding Theory
Keyword: 
Reed-Solomon codedigital signal recordingDC component suppressionsymbol error probability
 Summary | Full Text:PDF(439.3KB)