Futoshi FURUTA


Superconductor/Semiconductor Hybrid Analog-to-Digital Converter
Futoshi FURUTA Kazuo SAITOH Akira YOSHIDA Hideo SUZUKI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2008/03/01
Vol. E91-C  No. 3  pp. 356-363
Type of Manuscript:  Special Section PAPER (Special Section on Recent Progress in Superconductive Digital Electronics)
Category: 
Keyword: 
analog-to-digital converter (ADC)sigma-delta modulatorsuperconductor/semiconductor hybrid architecture
 Summary | Full Text:PDF(689.8KB)

Circuit Simulation Study for Characterization of High-Temperature Superconducting Sigma-Delta Modulator with 100 GHz Sampling
Kazuo SAITOH Futoshi FURUTA Yoshihisa SOUTOME Tokuumi FUKAZAWA Kazumasa TAKAGI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2003/01/01
Vol. E86-C  No. 1  pp. 24-29
Type of Manuscript:  INVITED PAPER (Special Issue on Superconductor Digital/Analog Circuit Technologies)
Category: HTS Digital Applications
Keyword: 
single flux quantuminterface-engineered Josephson junctionsuperconducting sigma-delta modulator
 Summary | Full Text:PDF(287.7KB)

Design of Demultiplexer and Demonstration of the Operation up to 46 GHz
Futoshi FURUTA Kazuo SAITOH Kazumasa TAKAGI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2002/03/01
Vol. E85-C  No. 3  pp. 631-635
Type of Manuscript:  Special Section PAPER (Special Issue on Superconductive Electronics)
Category: Digital Devices and Their Applications
Keyword: 
demultiplexer (DMUX)SFQbinary treeMonte Carlo
 Summary | Full Text:PDF(1MB)