Toru IDO

A High Dynamic Range and Low Power Consumption Audio Delta-Sigma Modulator with Opamp Sharing Technique among Three Integrators
Daisuke KANEMOTO Toru IDO Kenji TANIGUCHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2012/08/01
Vol. E95-C  No. 8  pp. 1427-1433
Type of Manuscript:  PAPER
Category: Electronic Circuits
Keyword: 
opamp sharing technique, switched capacitor integrator, delta-sigma analog-to-digital converter, audio application, 
 Summary | Full Text:PDF(1.7MB)
A Multi-Stage Second Order Dynamic Element Matching with In-Band Mismatch Noise Reduction Enhancement
Yu TAMURA Toru IDO Kenji TANIGUCHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2011/08/01
Vol. E94-C  No. 8  pp. 1340-1343
Type of Manuscript:  BRIEF PAPER
Category: Electronic Circuits
Keyword: 
dynamic element matching, delta-sigma digital-to-analog converter, 
 Summary | Full Text:PDF(611.9KB)
An Area-Efficient, Low-Power CMOS Fractional Bandgap Reference
Indika U. K. BOGODA APPUHAMYLAGE Shunsuke OKURA Toru IDO Kenji TANIGUCHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2011/06/01
Vol. E94-C  No. 6  pp. 960-967
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuits and Related SoC Integration Technologies)
Category: 
Keyword: 
bandgap reference (BGR), area-efficient, low-power, temperature coefficient, CMOS, 
 Summary | Full Text:PDF(777.6KB)
A Dynamic Dither Gain Control Technique for Multi-Level Delta-Sigma DACs with Multi-Stage Second Order Dynamic Element Matching
Yu TAMURA Toru IDO Kenji TANIGUCHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2011/03/01
Vol. E94-C  No. 3  pp. 346-352
Type of Manuscript:  PAPER
Category: Electronic Circuits
Keyword: 
dynamic element matching, dither control, delta-sigma digital-to-analog converter, 
 Summary | Full Text:PDF(850.3KB)
A Reference Voltage Buffer with Settling Boost Technique for a 12 bit 18 MHz Multibit/Stage Pipelined A/D Converter
Shunsuke OKURA Tetsuro OKURA Toru IDO Kenji TANIGUCHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/02/01
Vol. E92-A  No. 2  pp. 367-373
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
CMOS, pipelined ADC, settling, boost, low power, 
 Summary | Full Text:PDF(429.7KB)
Watch-Dog Circuit for Quality Guarantee with Subthreshold MOSFET Current
Tetsuya HIROSE Ryuji YOSHIMURA Toru IDO Toshimasa MATSUOKA Kenji TANIGUCHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2004/11/01
Vol. E87-C  No. 11  pp. 1910-1914
Type of Manuscript:  Special Section PAPER (Special Section on New System Paradigms for Integrated Electronics)
Category: 
Keyword: 
CMOS, subthreshold current, ultra-low-power, temperature dependence, 
 Summary | Full Text:PDF(605.8KB)