Tetsuro ITAKURA


A Replica-Amp Gain Enhancement Technique for an Operational Amplifier with Low Mismatch Sensitivity and High Voltage Swing
Junya MATSUNO Masanori FURUTA Tetsuro ITAKURA Tatsuji MATSUURA Akira HYOGO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2016/02/01
Vol. E99-A  No. 2  pp. 547-554
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
opampgain enhancementreplica amplifier
 Summary | Full Text:PDF

A Wide Bandwidth Analog Baseband Circuit for 60-GHz Proximity Wireless Communication Receiver in 65-nm CMOS
Masanori FURUTA Hidenori OKUNI Masahiro HOSOYA Akihide SAI Junya MATSUNO Shigehito SAIGUSA Tetsuro ITAKURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2015/02/01
Vol. E98-A  No. 2  pp. 492-499
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
time-interleavedSARADCdynamicT/H circuithigh-speedlow-power
 Summary | Full Text:PDF

A 36-mW 1.5-GS/s 7-Bit Time-Interleaved SAR ADC Using Source Follower Based Track-and-Hold Circuit in 65-nm CMOS
Masanori FURUTA Ippei AKITA Junya MATSUNO Tetsuro ITAKURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/07/01
Vol. E96-A  No. 7  pp. 1552-1561
Type of Manuscript:  PAPER
Category: Analog Signal Processing
Keyword: 
time-interleavedSARADCdynamicT/H circuithigh-speedlow-power
 Summary | Full Text:PDF

Phase Compensation Techniques for Low-Power Operational Amplifiers
Rui ITO Tetsuro ITAKURA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2010/06/01
Vol. E93-C  No. 6  pp. 730-740
Type of Manuscript:  INVITED PAPER (Special Section on Analog Circuits and Related SoC Integration Technologies)
Category: 
Keyword: 
low-poweroperational amplifier (opamp)phase-compensation
 Summary | Full Text:PDF

A Direct Conversion Receiver Adopting Balanced Three-Phase Analog System
Takafumi YAMAJI Takeshi UENO Tetsuro ITAKURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/02/01
Vol. E93-A  No. 2  pp. 367-374
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
balanced 3-phase systemdirect conversion receiverΔΣADC
 Summary | Full Text:PDF

A 0.9-V 12-bit 40-MSPS Pipeline ADC for Wireless Receivers
Tomohiko ITO Tetsuro ITAKURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/02/01
Vol. E93-A  No. 2  pp. 395-401
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
A/DADCpipelinepseudodifferential amplifierI/Q sharingCMFBcommon-mode feedback
 Summary | Full Text:PDF

FOREWORD
Tetsuro ITAKURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/02/01
Vol. E93-A  No. 2  pp. 355-355
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF

A Novel Automatic Quality Factor Tuning Scheme for a Low-Power Wideband Active-RC Filter
Shouhei KOUSAI Mototsugu HAMADA Rui ITO Tetsuro ITAKURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/02/01
Vol. E92-A  No. 2  pp. 411-420
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
active-RCLPFquality factor tuning
 Summary | Full Text:PDF

55-mW, 1.2-V, 12-bit, 100-MSPS Pipeline ADCs for Wireless Receivers
Tomohiko ITO Daisuke KUROSE Takeshi UENO Takafumi YAMAJI Tetsuro ITAKURA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2008/06/01
Vol. E91-C  No. 6  pp. 887-893
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuits and Related SoC Integration Technologies)
Category: 
Keyword: 
A/DADCpipelinelow poweramplifierpseudo-differential amplifierI/Q sharing
 Summary | Full Text:PDF

1.2 V, 24 mW/ch, 10 bit, 80 MSample/s Pipelined A/D Converters
Takeshi UENO Tomohiko ITO Daisuke KUROSE Takafumi YAMAJI Tetsuro ITAKURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/02/01
Vol. E91-A  No. 2  pp. 454-460
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
pipelined A/D converteramplifier sharingcommon-sourcecommon-mode feedforward
 Summary | Full Text:PDF

A Low-Power Low-Noise Clock Signal Generator for Next-Generation Mobile Wireless Terminals
Akihide SAI Daisuke KUROSE Takafumi YAMAJI Tetsuro ITAKURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/02/01
Vol. E91-A  No. 2  pp. 557-560
Type of Manuscript:  Special Section LETTER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
clock generatorjitterPLLAnalog-to-Digital Converter (ADC)
 Summary | Full Text:PDF

A Fast fc Automatic Tuning Circuit with Wide Tuning Range for WCDMA Direct Conversion Receiver Systems
Osamu WATANABE Rui ITO Shigehito SAIGUSA Tadashi ARAI Tetsuro ITAKURA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2007/06/01
Vol. E90-C  No. 6  pp. 1247-1252
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuits and Related SoC Integration Technologies)
Category: 
Keyword: 
WCDMADCRlowpass filterfc automatic tuning
 Summary | Full Text:PDF

A 1.2-V, 12-bit, 200 MSample/s Current-Steering D/A Converter in 90-nm CMOS
Takeshi UENO Takafumi YAMAJI Tetsuro ITAKURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2007/02/01
Vol. E90-A  No. 2  pp. 365-371
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
D/A convertercurrent steeringlow voltageparasitic resistancetree structure
 Summary | Full Text:PDF

Low-Power Design of 10-bit 80-MSPS Pipeline ADCs
Tomohiko ITO Daisuke KUROSE Takeshi UENO Takafumi YAMAJI Tetsuro ITAKURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/07/01
Vol. E89-A  No. 7  pp. 2003-2008
Type of Manuscript:  PAPER
Category: Analog Signal Processing
Keyword: 
analog-to-digital converterpipelineamplifier sharing
 Summary | Full Text:PDF

A Direct Conversion Receiver for W-CDMA Reducing Current Consumption to 31 mA
Hiroshi YOSHIDA Takehiko TOYODA Makoto ARAI Ryuichi FUJIMOTO Toshiya MITOMO Masato ISHII Rui ITO Tadashi ARAI Tetsuro ITAKURA Hiroshi TSURUMI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2005/06/01
Vol. E88-C  No. 6  pp. 1271-1274
Type of Manuscript:  Special Section LETTER (Special Section on Analog Circuit and Device Technologies)
Category: RF
Keyword: 
direct conversionpower consumptionW-CDMA
 Summary | Full Text:PDF

Phase Compensation Technique for a Low-Power Transconductor
Rui ITO Tetsuro ITAKURA Tadashi ARAI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2005/06/01
Vol. E88-C  No. 6  pp. 1263-1266
Type of Manuscript:  Special Section LETTER (Special Section on Analog Circuit and Device Technologies)
Category: Building Block
Keyword: 
phase compensationdifferential-mode signalcommon-mode signaltransconductor
 Summary | Full Text:PDF

A 0.9 V 1.5 mW Continuous-Time ΔΣ Modulator for W-CDMA
Takeshi UENO Tetsuro ITAKURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/02/01
Vol. E88-A  No. 2  pp. 461-468
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
continuous-time ΔΣOTAlow-voltageW-CDMA
 Summary | Full Text:PDF

Fully Differential Direct-Conversion Receiver for W-CDMA Reducing DC-Offset Variation
Hiroshi YOSHIDA Takehiko TOYODA Ichiro SETO Ryuichi FUJIMOTO Osamu WATANABE Tadashi ARAI Tetsuro ITAKURA Hiroshi TSURUMI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2004/06/01
Vol. E87-C  No. 6  pp. 901-908
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit and Device Technologies)
Category: 
Keyword: 
direct conversionDC offset cancelerharmonic mixer
 Summary | Full Text:PDF

A Baseband Gain-Controlled Amplifier with a Linear-in-dB Gain Range from 14 dB to 76 dB and a Fixed Corner Frequency DC Offset Canceler
Tadashi ARAI Tetsuro ITAKURA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2004/06/01
Vol. E87-C  No. 6  pp. 909-914
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit and Device Technologies)
Category: 
Keyword: 
gain controlled amplifierdc offset cancelertransconductorlinearization
 Summary | Full Text:PDF

A Gm-C Filter Using Multiple-Output Linearized Transconductors
Tadashi ARAI Tetsuro ITAKURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/02/01
Vol. E87-A  No. 2  pp. 384-389
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
Gm-C filtermultiple-input transconductormultiple-output transconductorlinearization
 Summary | Full Text:PDF

A Simple Modeling Technique for Symmetric Inductors
Ryuichi FUJIMOTO Chihiro YOSHINO Tetsuro ITAKURA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2003/06/01
Vol. E86-C  No. 6  pp. 1093-1097
Type of Manuscript:  Special Section LETTER (Special Issue on Devices and Circuits for Next Generation Multi-Media Communication Systems)
Category: 
Keyword: 
symmetric inductordevice model parameterdifferential modecommon mode
 Summary | Full Text:PDF

A 380-MHz CMOS Linear-in-dB Variable Gain Amplifier with Gain Compensation Techniques for CDMA Systems
Osamu WATANABE Mitsuyuki ASHIDA Tetsuro ITAKURA Shoji OTAKA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2003/06/01
Vol. E86-C  No. 6  pp. 1069-1076
Type of Manuscript:  Special Section PAPER (Special Issue on Devices and Circuits for Next Generation Multi-Media Communication Systems)
Category: 
Keyword: 
variable gain amplifierVGAgain compensationtemperature compensationlinear-in-dB characteristicssquare circuitMOSFETsquare-law regionexponential-law regionCDMA
 Summary | Full Text:PDF

A 1-V 2-GHz CMOS Up-Converter Using Self-Switching Mixers
Toshiyuki UMEDA Shoji OTAKA Kenji KOJIMA Tetsuro ITAKURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/02/01
Vol. E86-A  No. 2  pp. 262-267
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
low-power-supply voltagecurrent-mode mixercurrent addingself-switchDC offset canceller
 Summary | Full Text:PDF

A Two-Gain-Stage Amplifier without an On-Chip Miller Capacitor in an LCD Driver IC
Tetsuro ITAKURA Hironori MINAMIZAKI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/08/01
Vol. E85-A  No. 8  pp. 1913-1920
Type of Manuscript:  PAPER
Category: Analog Signal Processing
Keyword: 
analog signal processingintegrated electronicsphase compensationamplifierLCD driver
 Summary | Full Text:PDF

A 2-GHz Down-Converter with 3-dB Bandwidth of 600 MHz Using LO Signal Suppressing Output Buffer
Osamu WATANABE Takafumi YAMAJI Tetsuro ITAKURA Ichiro HATTORI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/02/01
Vol. E85-A  No. 2  pp. 286-292
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
analog signal processingintegrated circuitdown-converter
 Summary | Full Text:PDF

A 2-Vpp Linear Input-Range Fully Balanced CMOS Transconductor and Its Application to a 2.5-V 2.5-MHz Gm-C LPF
Tetsuro ITAKURA Takashi UENO Hiroshi TANIMOTO Tadashi ARAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/11/25
Vol. E83-A  No. 11  pp. 2295-2302
Type of Manuscript:  PAPER
Category: Analog Signal Processing
Keyword: 
analog signal processingintegrated electronicsfully balanced CMOS transconductorcommon-mode rejection ratio
 Summary | Full Text:PDF

A Simple Phase Compensation Technique with Improved PSRR for CMOS Opamps
Tetsuro ITAKURA Tetsuya IIDA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/06/25
Vol. E83-A  No. 6  pp. 941-948
Type of Manuscript:  Special Section PAPER (Special Section of Papers Selected from 1999 International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC'99))
Category: 
Keyword: 
analog signal processingintegrated electronicsCMOS opamppower supply rejection ratiophase compensation
 Summary | Full Text:PDF

Design of Fully Balanced Analog Systems Based on Ordinary and/or Modified Single-Ended Opamps
Zdzis taw CZARNUL Tetsuro ITAKURA Noriaki DOBASHI Takashi UENO Tetsuya IIDA Hiroshi TANIMOTO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/02/25
Vol. E82-A  No. 2  pp. 256-270
Type of Manuscript:  INVITED PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
fully balanced systemanalog circuitsintegrated circuitfilterintegratoramplifier
 Summary | Full Text:PDF

10 µA Quiescent Current Opamp Design for LCD Driver ICs
Tetsuro ITAKURA Hironori MINAMIZAKI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1998/02/25
Vol. E81-A  No. 2  pp. 230-236
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques in the Digital-Oriented Era)
Category: 
Keyword: 
analog circuits and signal processingintegrated electronics CMOS opamplow power
 Summary | Full Text:PDF

An Offset-Compensated CMOS Programmable Gain Amplifier
Takafumi YAMAJI Tetsuro ITAKURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1997/02/25
Vol. E80-A  No. 2  pp. 353-355
Type of Manuscript:  Special Section LETTER (Special Section on Analog Circuit Techniques for System-on-Chip Integration)
Category: 
Keyword: 
DC offsetoffset compensationTDMAanalog CMOS circuitdigital cellular
 Summary | Full Text:PDF

High Output-Resistance CMOS Current Mirrors for Low-Voltage Applications
Tetsuro ITAKURA Zdzislaw CZARNUL 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1997/01/25
Vol. E80-A  No. 1  pp. 230-232
Type of Manuscript:  LETTER
Category: Analog Signal Processing
Keyword: 
analog circuits and signal processingintegrated electronicsCMOS current mirrors
 Summary | Full Text:PDF

1.9 GHz Si Direct Conversion Receiver IC for QPSK Modulation Systems
Chikau TAKAHASHI Ryuichi FUJIMOTO Satoshi ARAI Tetsuro ITAKURA Takashi UENO Hiroshi TSURUMI Hiroshi TANIMOTO Shuji WATANABE Kenji HIRAKAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1996/05/25
Vol. E79-C  No. 5  pp. 644-649
Type of Manuscript:  Special Section PAPER (Special Issue on Microwave Devices for Mobile Communications)
Category: Active Devices
Keyword: 
direct conversion receiver2nd-order distortionQPSK
 Summary | Full Text:PDF

A High Slew Rate Operational Amplifier for an LCD Driver IC
Tetsuro ITAKURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1995/02/25
Vol. E78-A  No. 2  pp. 191-195
Type of Manuscript:  Special Section LETTER (Special Section on Analog Circuit Techniques and Computer Aided Design)
Category: 
Keyword: 
analog circuits and signal processingintegrated electronicsoperational amplifieran LCD driver IC
 Summary | Full Text:PDF

A Wide-Band LCD Segment Driver IC without Sacrificing Low Output-Offset Variation
Tetsuro ITAKURA Takeshi SHIMA Shigeru YAMADA Hironori MINAMIZAKI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1994/02/25
Vol. E77-A  No. 2  pp. 380-387
Type of Manuscript:  Special Section PAPER (Special Section on High-Performance MOS Analog Circuits)
Category: 
Keyword: 
analog circuits and signal processingsample-and-hold circuitintegrated electronicsLCD driver IC
 Summary | Full Text:PDF