Mitsuhiko YAGYU


Design Method for 2-Channel Signal Word Decomposed Filters with Minimum Output Error and Their Effective VLSI Implementation
Kouhei HOSOKAWA Mitsuhiko YAGYU Akinori NISHIHARA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/08/01
Vol. E88-A  No. 8  pp. 2044-2054
Type of Manuscript:  Special Section PAPER (Special Section on Papers Selected from the 19th Symposium on Signal Processing)
Category: Digital Signal Processing
Keyword: 
signal word decomposed filtersVLSI architecturetransistor count
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Design of High-Order Noise-Shaping FIR Filters for Overload-Free Stable Single- and Multi-Bit Data Converters
Mitsuhiko YAGYU Akinori NISHIHARA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/12/01
Vol. E87-A  No. 12  pp. 3327-3333
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
stabilitynoise-shaping FIR filteroversampling ΣΔ modulatoroptimization
 Summary | Full Text:PDF(477.4KB)

Stability Analysis of 1-Bit ΣΔ Modulators by Covering State Vector Transition with Hyper Cube for Specified Input Peak Amplitudes and Auto-Correlations
Mitsuhiko YAGYU Akinori NISHIHARA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/08/01
Vol. E87-A  No. 8  pp. 1855-1862
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: Theory of Signals
Keyword: 
stabilityoversampling ΣΔ modulatorstate vector transitionoptimization
 Summary | Full Text:PDF(690.8KB)

Stable Single-Bit Noise-Shaping Quantizer Based on ΣΔ Modulation and Successive Data Coding into Pre-Optimized Binary Vectors
Mitsuhiko YAGYU Akinori NISHIHARA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/08/01
Vol. E85-A  No. 8  pp. 1781-1788
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: Data Coding
Keyword: 
stabilitysingle-bit quantizernoise-shapingΣΔ modulatordata coding
 Summary | Full Text:PDF(587KB)

Minimization of Output Errors of FIR Digital Filters by Multiple Decompositions of Signal Word
Mitsuhiko YAGYU Akinori NISHIHARA Nobuo FUJII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1998/03/25
Vol. E81-A  No. 3  pp. 407-419
Type of Manuscript:  Special Section PAPER (Special Section of Selected Papers from the 10th Karuizawa Workshop on Circuits and Systems)
Category: 
Keyword: 
FIR digital filtersmultiple decompositions of signal worderror spectrumthe number of multiplications and additions
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Analysis and Minimization of Output Errors of 2-D Non-separable FIR Digital Filters with Finite Precision Internal Signals
Mitsuhiko YAGYU Akinori NISHIHARA Nobuo FUJII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1997/08/25
Vol. E80-A  No. 8  pp. 1391-1402
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: 
Keyword: 
2-D non-separable FIR digital filtersfinite wordlengthROM-based filter
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Fast FIR Digital Filter Structures Using Minimal Number of Adders and Its Application to Filter Design
Mitsuhiko YAGYU Akinori NISHIHARA Nobuo FUJII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1996/08/25
Vol. E79-A  No. 8  pp. 1120-1129
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: 
Keyword: 
FIR digital filterCSD expressionMILP
 Summary | Full Text:PDF(797.1KB)

Design of FIR Digital Filters Using Estimates of Error Function over CSD Coefficient Space
Mitsuhiko YAGYU Akinori NISHIHARA Nobuo FUJII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1996/03/25
Vol. E79-A  No. 3  pp. 283-290
Type of Manuscript:  Special Section PAPER (Special Section of Selected Papers from the 8th Karuizawa Workshop on Circuits and Systems)
Category: 
Keyword: 
FIR digital filterCSD representationoptimization
 Summary | Full Text:PDF(619.7KB)