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IEICE Trans

Koji ASAMI

Comparative Analysis of Interleaving Schemes in High-Speed Digital-to-Analog Converters
Yunjie CHEN Koji ASAMI Zolboo BYAMBADORJ Akio HIGO Tetsuya IIZUKA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2025/10/01
Vol. E108-C  No. 10  pp. 562-571
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuits and Their Applications)
Category: 
Keyword: 
digital-to-analog converter (DAC), time-interleaving, high-speed, CMOS, current steering, 
 Summary | Full Text:PDF
An Algorithm to Evaluate Imbalances of Quadrature Mixers
Koji ASAMI Michiaki ARAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/04/01
Vol. E92-A  No. 4  pp. 1223-1229
Type of Manuscript:  PAPER
Category: Measurement Technology
Keyword: 
automatic test equipment, quadrature mixer, single side band signal, Fourier transform, 
 Summary | Full Text:PDF
Technique to Improve the Performance of Time-Interleaved A-D Converters with Mismatches of Non-linearity
Koji ASAMI Takahide SUZUKI Hiroyuki MIYAJIMA Tetsuya TAURA Haruo KOBAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/02/01
Vol. E92-A  No. 2  pp. 374-380
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
time-interleaved A-D converters, non-linearity, foreground calibration, digital error correction, automatic test equipment, 
 Summary | Full Text:PDF
An Algorithm to Improve the Performance of M-Channel Time-Interleaved A-D Converters
Koji ASAMI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2007/12/01
Vol. E90-A  No. 12  pp. 2846-2852
Type of Manuscript:  PAPER
Category: Analog Signal Processing
Keyword: 
time-interleaved A-D converters, delta function, spurious, Fourier transform, 
 Summary | Full Text:PDF