Chikara SATO

Digital Delay-Lock Loop with Delta-Sigma Modulation for Power-Line Spread Spectrum Communications
Satoru HISHIDA Hisato FUJISAKA Teruo MIYASHITA Chikara SATO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/12/25
Vol. E82-A  No. 12  pp. 2735-2742
Type of Manuscript:  Special Section PAPER (Special Section on Spread Spectrum Techniques and Applications)
Category: 
Keyword: 
spread spectrum, delta-sigma modulation, delay locked loop, power-line communication, digital circuit, 
 Summary | Full Text:PDF
A Path Following Algorithm for Finding All the Solutions on Non-linear Equation System in a Compact Region
Hisato FUJISAKA Hisakazu NISHINO Chikara SATO Yuuji SATOH 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1997/11/25
Vol. E80-A  No. 11  pp. 2308-2317
Type of Manuscript:  PAPER
Category: Numerical Analysis and Optimization
Keyword: 
continuous deformation, degree of function, 
 Summary | Full Text:PDF
Bifurcation of the Delay Lock Loop in Spread Spectrum Communication
Jiro ISHIKAWA Hisato FUJISAKA Chikara SATO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1995/10/25
Vol. E78-A  No. 10  pp. 1281-1285
Type of Manuscript:  Special Section PAPER (Special Section on Nonlinear Theory and Its Applications)
Category: 
Keyword: 
spread spectrum communication, parametric excitation, subharmonic oscillation, bifurcation, chaos, manifolds, 
 Summary | Full Text:PDF