Shunsuke KOSHITA

Gramian-Preserving Frequency Transformation for Linear Discrete-Time State-Space Systems
Shunsuke KOSHITA  Satoru TANAKA  Masahide ABE  Masayuki KAWAMATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/10/01
Vol. E91-A  No. 10  pp. 3014-3021
Type of Manuscript: PAPER
Category: Systems and Control
Keyword: 
discrete-time state-space system,  frequency transformation,  controllability Gramian,  observability Gramian,  allpass function,  normalized lattice structure, 
  Summary |  Full Text:PDF (258.3KB)
Analysis of Second-Order Modes of Linear Continuous-Time Systems under Positive-Real Transformations
Shunsuke KOSHITA  Yousuke MIZUKAMI  Taketo KONNO  Masahide ABE  Masayuki KAWAMATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/02/01
Vol. E91-A  No. 2  pp. 575-583
Type of Manuscript: PAPER
Category: Systems and Control
Keyword: 
linear continuous-time system,  second-order mode (Hankel singular value),  lossless positive-real transformation,  general positive-real transformation,  controllability Gramian,  observability Gramian, 
  Summary |  Full Text:PDF (251.3KB)
Analysis of Second-Order Modes of Linear Discrete-Time Systems under Bounded-Real Transformations
Shunsuke KOSHITA  Masahide ABE  Masayuki KAWAMATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2007/11/01
Vol. E90-A  No. 11  pp. 2510-2515
Type of Manuscript: PAPER
Category: Systems and Control
Keyword: 
discrete-time state-space system,  second-order mode (Hankel singular value),  bounded-real transformation,  controllability Gramian,  observability Gramian,  discrete-time bounded-real lemma, 
  Summary |  Full Text:PDF (195.5KB)
State-Space Analysis of Power Complementary Filters
Shunsuke KOSHITA  Masahide ABE  Masayuki KAWAMATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2007/10/01
Vol. E90-A  No. 10  pp. 2265-2271
Type of Manuscript: PAPER
Category: Analog Signal Processing
Keyword: 
state-space representation,  power complementary,  controllability Gramian,  observability Gramian,  bounded-real Riccati equation, 
  Summary |  Full Text:PDF (309.7KB)
Invariance of Second-Order Modes of Linear Continuous-Time Systems under Typical Frequency Transformations
Masayuki KAWAMATA  Yousuke MIZUKAMI  Shunsuke KOSHITA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2007/07/01
Vol. E90-A  No. 7  pp. 1481-1486
Type of Manuscript: LETTER
Category: Systems and Control
Keyword: 
continuous-time state-space system,  second-order mode (Hankel singular value),  frequency transformation,  invariance,  controllability Gramian,  observability Gramian, 
  Summary |  Full Text:PDF (116.7KB)