Akira YASUDA


Delta-Sigma ADC Based on Switched-Capacitor Integrator with FIR Filter Structure
Satoshi SAIKATSU Akira YASUDA 
Publication:   
Publication Date: 2019/03/01
Vol. E102-A  No. 3  pp. 498-506
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
analog-to-digital converterdelta-sigma modulatorfinite-impulse response filterswitched-capacitor integrator
 Summary | Full Text:PDF

A Digital-to-RF Converter Architecture Suitable for a Digital-to-RF Direct-Conversion Software Defined Radio Transmitter
Takafumi YAMAJI Akira YASUDA Hiroshi TANIMOTO Yasuo SUZUKI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2000/06/25
Vol. E83-B  No. 6  pp. 1254-1260
Type of Manuscript:  Special Section PAPER (Special Issue on Software Defined Radio and Its Technologies)
Category: 
Keyword: 
DACdigital-to-RF direct-conversionsoftware defined radioΔΣ modulation
 Summary | Full Text:PDF

An Adder-Free Method for a Small Size π/4 Shift QPSK Signal Generator
Akira YASUDA Hiroshi TANIMOTO Chikau TAKAHASHI Akira YAMAGUCHI Masayuki KOIZUMI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1997/02/25
Vol. E80-A  No. 2  pp. 291-295
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques for System-on-Chip Integration)
Category: 
Keyword: 
analog circuits and signal processingQPSK signal generatordelta-sigma modulatorintergrated electronics
 Summary | Full Text:PDF