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IEICE Trans

Masayasu HATA

The Background Noise Estimation in the ELF Electromagnetic Wave Data Using Outer Product Expansion with Non-linear Filter
Akitoshi ITAI Hiroshi YASUKAWA Ichi TAKUMI Masayasu HATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/11/01
Vol. E97-A  No. 11  pp. 2114-2120
Type of Manuscript:  Special Section PAPER (Special Section on Smart Multimedia & Communication Systems)
Category: 
Keyword: 
background noise reduction, tensor product expansion, electromagnetic wave, signal processing, 
 Summary | Full Text:PDF
Global Signal Elimination and Local Signals Enhancement from EM Radiation Waves Using Independent Component Analysis
Motoaki MOURI Arao FUNASE Andrzej CICHOCKI Ichi TAKUMI Hiroshi YASUKAWA Masayasu HATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/08/01
Vol. E91-A  No. 8  pp. 1875-1882
Type of Manuscript:  Special Section PAPER (Special Section on Signal Processing)
Category: 
Keyword: 
ICA, electromagnetic wave, denoising, signals enhancement, earthquake prediction, 
 Summary | Full Text:PDF
Global Noise Estimation Based on Tensor Product Expansion with Absolute Error
Akitoshi ITAI Hiroshi YASUKAWA Ichi TAKUMI Masayasu HATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2007/04/01
Vol. E90-A  No. 4  pp. 778-783
Type of Manuscript:  Special Section PAPER (Special Section on Selected Papers from the 19th Workshop on Circuits and Systems in Karuizawa)
Category: 
Keyword: 
global noise reduction, tensor product expansion, absolute error, electromagnetic wave, signal processing, 
 Summary | Full Text:PDF
Modified Algorithm on Maximum Detected Bit Flipping Decoding for High Dimensional Parity-Check Code
Yuuki FUNAHASHI Shogo USAMI Ichi TAKUMI Masayasu HATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/10/01
Vol. E89-A  No. 10  pp. 2670-2675
Type of Manuscript:  Special Section LETTER (Special Section on Information Theory and Its Applications)
Category: Coding Theory
Keyword: 
error correcting code, high dimensional parity-check code, hard-in decoding, 
 Summary | Full Text:PDF
Iterative Decoding of High Dimensionality Parity Code
Toshio FUKUTA Yuuichi HAMASUNA Ichi TAKUMI Masayasu HATA Takahiro NAKANISHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/10/01
Vol. E86-A  No. 10  pp. 2473-2482
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Coding Theory
Keyword: 
high dimensionality parity code, iterative decoding, steepest descent method, bit reliability, quantization, 
 Summary | Full Text:PDF
A Study on Precursor Signal Extraction with PCA for Predicting Significant Earthquakes
Shinji NIWA Hiroshi YASUKAWA Ichi TAKUMI Masayasu HATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/08/01
Vol. E86-A  No. 8  pp. 2047-2052
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: 
Keyword: 
signal extraction, PCA, electromagnetic wave, ELF band, earthquake, 
 Summary | Full Text:PDF
FOREWORD
Masayasu HATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/04/01
Vol. E84-A  No. 4  pp. 905-905
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF
Signal Processing and Sonification of Seismic Electromagnetic Radiation in the ELF Band
Seiji ADACHI Hiroshi YASUKAWA Ichi TAKUMI Masayasu HATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/04/01
Vol. E84-A  No. 4  pp. 1011-1016
Type of Manuscript:  Special Section PAPER (Special Section on Acoustic Signal Processing)
Category: 
Keyword: 
electromagnetic radiation, earthquake, ELF band, 
 Summary | Full Text:PDF
Hardware Implementation of the High-Dimensional Discrete Torus Knot Code
Yuuichi HAMASUNA Masanori YAMAMURA Toshio ISHIZAKA Masaaki MATSUO Masayasu HATA Ichi TAKUMI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/04/01
Vol. E84-A  No. 4  pp. 949-956
Type of Manuscript:  Special Section PAPER (Special Section on Fundamentals of Information and Communications)
Category: 
Keyword: 
robust and high speed error correction, burst error, wired logic and parallel operation, ASIC, 
 Summary | Full Text:PDF
Realization of Quantum Receiver for M-Ary Signals
Yuji FUJIHARA Shigeru TATSUTA Tsuyoshi Sasaki USUDA Ichi TAKUMI Masayasu HATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/04/01
Vol. E84-A  No. 4  pp. 906-912
Type of Manuscript:  Special Section PAPER (Special Section on Fundamentals of Information and Communications)
Category: 
Keyword: 
quantum communication theory, quantum detection, quantum receiver, realization problem, error probability, 
 Summary | Full Text:PDF
A Simplification Algorithm for Calculation of the Mutual Information by Quantum Combined Measurement
Shogo USAMI Tsuyoshi Sasaki USUDA Ichi TAKUMI Masayasu HATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/10/25
Vol. E82-A  No. 10  pp. 2185-2190
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Quantum Information
Keyword: 
quantum information theory, channel capacity, square-root measurement, mutual information, superadditivity, 
 Summary | Full Text:PDF
Application of Quantum Cryptography to an Eavesdropping Detectable Data Transmission
Takamitsu KUDO Tsuyoshi Sasaki USUDA Ichi TAKUMI Masayasu HATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/10/25
Vol. E82-A  No. 10  pp. 2178-2184
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Quantum Information
Keyword: 
quantum cryptography, communication bases, detection of eavesdropping, 
 Summary | Full Text:PDF
Performance Improvement of Variable Stepsize NLMS
Jirasak TANPREEYACHAYA Ichi TAKUMI Masayasu HATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1995/08/25
Vol. E78-A  No. 8  pp. 905-914
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: 
Keyword: 
adaptive FIR filter, NLMS, convergence characteristics, variable stepsize, noise estimation, 
 Summary | Full Text:PDF
FOREWORD
Masayasu HATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1995/01/25
Vol. E78-A  No. 1  pp. 3-3
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF
FOREWORD
Masayasu HATA 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1990/05/25
Vol. E73-E  No. 5  pp. 609-610
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF