Nobuyuki ITOH


Modeling and Layout Optimization of MOM Capacitor for High-Frequency Applications
Yuka ITANO Taishi KITANO Yuta SAKAMOTO Kiyotaka KOMOKU Takayuki MORISHITA Nobuyuki ITOH 
Publication:   
Publication Date: 2018/02/01
Vol. E101-A  No. 2  pp. 441-446
Type of Manuscript:  Special Section LETTER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
MOM capacitorparasitic resistanceparasitic inductancelayout optimization
 Summary | Full Text:PDF(1012.4KB)

A Study of Striped Inductor for K- and Ka-Band Voltage-Controlled Oscillators
Nobuyuki ITOH Hiroki TSUJI Yuka ITANO Takayuki MORISHITA Kiyotaka KOMOKU Sadayuki YOSHITOMI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2016/06/01
Vol. E99-C  No. 6  pp. 614-622
Type of Manuscript:  INVITED PAPER (Special Section on Analog Circuits and Related SoC Integration Technologies)
Category: 
Keyword: 
skin effectstriped inductorQ factorcorner frequencyvoltage-controlled oscillatorphase noise
 Summary | Full Text:PDF(3.5MB)

High-Q MOS Varactor Models for Quasi-Millimeter-Wave Low-Noise LC-VCOs
Yuka ITANO Shotaro MORIMOTO Sadayuki YOSHITOMI Nobuyuki ITOH 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/03/01
Vol. E97-A  No. 3  pp. 759-767
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
MOS varactorquasi-millimeter wavemodelingLC-VCO
 Summary | Full Text:PDF(2.5MB)

A CMOS Class-G Supply Modulation for Polar Power Amplifiers with High Average Efficiency and Low Ripple Noise
Qing LIU Jiangtao SUN YongJu SUH Nobuyuki ITOH Toshihiko YOSHIMASU 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2012/02/01
Vol. E95-A  No. 2  pp. 487-497
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
power amplifierRWDMLDOsupply modulationaverage efficiency
 Summary | Full Text:PDF(2MB)

A Single-Chip RF Tuner/OFDM Demodulator for Mobile Digital TV Application
Yoshimitsu TAKAMATSU Ryuichi FUJIMOTO Tsuyoshi SEKINE Takaya YASUDA Mitsumasa NAKAMURA Takuya HIRAKAWA Masato ISHII Motohiko HAYASHI Hiroya ITO Yoko WADA Teruo IMAYAMA Tatsuro OOMOTO Yosuke OGASAWARA Masaki NISHIKAWA Yoshihiro YOSHIDA Kenji YOSHIOKA Shigehito SAIGUSA Hiroshi YOSHIDA Nobuyuki ITOH 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2011/04/01
Vol. E94-C  No. 4  pp. 557-566
Type of Manuscript:  Special Section PAPER (Special Section on Circuits and Design Techniques for Advanced Large Scale Integration)
Category: 
Keyword: 
digital TV1-segment broadcastingISDB-Ttunablelow-noise amplifierspurious signalprescalerPLL
 Summary | Full Text:PDF(3MB)

A 1.2-3.2 GHz CMOS VCO IC Utilizing Transformer-Based Variable Inductors and AMOS Varactors
Qing LIU Yusuke TAKIGAWA Satoshi KURACHI Nobuyuki ITOH Toshihiko YOSHIMASU 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2011/02/01
Vol. E94-A  No. 2  pp. 568-573
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
AMOS varactorCMOStransformer-based variable inductorwide-tuning range
 Summary | Full Text:PDF(805.2KB)

A 0.13 µm CMOS Bluetooth EDR Transceiver with High Sensitivity over Wide Temperature Range and Immunity to Process Variation
Kenichi AGAWA Shinichiro ISHIZUKA Hideaki MAJIMA Hiroyuki KOBAYASHI Masayuki KOIZUMI Takeshi NAGANO Makoto ARAI Yutaka SHIMIZU Asuka MAKI Go URAKAWA Tadashi TERADA Nobuyuki ITOH Mototsugu HAMADA Fumie FUJII Tadamasa KATO Sadayuki YOSHITOMI Nobuaki OTSUKA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2010/06/01
Vol. E93-C  No. 6  pp. 803-811
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuits and Related SoC Integration Technologies)
Category: 
Keyword: 
CMOS wireless transceiverBluetoothsensitivitytemperature compensationphase noiseVCO pullingMOS switchleakage current
 Summary | Full Text:PDF(2.7MB)

A Single-Chip 8-Band CMOS Transceiver for 3G Cellular Systems with Digital Interface
Hiroshi YOSHIDA Takehiko TOYODA Hiroshi TSURUMI Nobuyuki ITOH 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/02/01
Vol. E93-A  No. 2  pp. 375-381
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
W-CDMAGSM3Gdirect conversionDC offsetAGC
 Summary | Full Text:PDF(1.1MB)

A 5.8-GHz ETC Transceiver Using SiGe-BiCMOS
Minoru NAGATA Hideaki MASUOKA Shin-ichi FUKASE Makoto KIKUTA Makoto MORITA Nobuyuki ITOH 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2007/09/01
Vol. E90-C  No. 9  pp. 1721-1728
Type of Manuscript:  Special Section PAPER (Special Section on Microwave and Millimeter-Wave Technology)
Category: Active Devices/Circuits
Keyword: 
ETC transceiverinternal matching circuitsASK modulator∞-shape inductor VCO
 Summary | Full Text:PDF(1.5MB)

A SiGe BiCMOS VCO IC with Highly Linear Kvco for 5-GHz-Band Wireless LANs
Satoshi KURACHI Toshihiko YOSHIMASU Haiwen LIU Nobuyuki ITOH Koji YONEMURA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2007/06/01
Vol. E90-C  No. 6  pp. 1228-1233
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuits and Related SoC Integration Technologies)
Category: 
Keyword: 
SiGeVCOresonant circuitVCO gain5-GHz-bandWLAN
 Summary | Full Text:PDF(888.9KB)

High Sensitivity 900-MHz ISM Band Transceiver
Nobuyuki ITOH Ken-ichi HIRASHIKI Tadashi TERADA Makoto KIKUTA Shin-ichiro ISHIZUKA Tsuyoshi KOTO Tsuneo SUZUKI Hidehiko AOKI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/02/01
Vol. E88-A  No. 2  pp. 498-506
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
900 MHzISM transceiverBiCMOSEM simulation
 Summary | Full Text:PDF(960.3KB)

Low Voltage Low Phase Noise CMOS VCO and Its Flicker Noise Influence
Nobuyuki ITOH 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2003/06/01
Vol. E86-C  No. 6  pp. 1062-1068
Type of Manuscript:  Special Section PAPER (Special Issue on Devices and Circuits for Next Generation Multi-Media Communication Systems)
Category: 
Keyword: 
fully integrated VCOspiral inductorphase noiselow voltageflicker noise
 Summary | Full Text:PDF(816.4KB)

Scalable Parasitic Components Model of CMOS for RF Circuit Design
Nobuyuki ITOH Tatsuya OHGURO Kazuhiro KATOH Hideki KIMIJIMA Shin-ichiro ISHIZUKA Kenji KOJIMA Hiroyuki MIYAKAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/02/01
Vol. E86-A  No. 2  pp. 288-298
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
CMOSmodelsubstratehigh-frequencys-parameter
 Summary | Full Text:PDF(1.3MB)

A 38% Tuning Range 6-GHz Fully Integrated VCO
Nobuyuki ITOH Shin-ichiro ISHIZUKA Kazuhiro KATOH Yutaka SHIMIZU Koji YONEMURA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2002/08/01
Vol. E85-C  No. 8  pp. 1604-1606
Type of Manuscript:  Special Section LETTER (Special Issue on High-Performance Analog Integrated Circuits)
Category: 
Keyword: 
fully integrated VCOSiGe6 GHzhigh tuning range
 Summary | Full Text:PDF(396.6KB)

1200-MHz Fully Integrated VCO with "Turbo-Charger" Technique
Nobuyuki ITOH Shin-ichiro ISHIZUKA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2002/08/01
Vol. E85-C  No. 8  pp. 1569-1576
Type of Manuscript:  Special Section PAPER (Special Issue on High-Performance Analog Integrated Circuits)
Category: 
Keyword: 
fully integrated VCOSiGeBiCMOSphase noise
 Summary | Full Text:PDF(1.2MB)

Mechanical Stress Analysis of Trench Isolation Using a Two-Dimensional Simulation
Satoshi MATSUDA Nobuyuki ITOH Chihiro YOSHINO Yoshiroh TSUBOI Yasuhiro KATSUMATA Hiroshi IWAI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1994/02/25
Vol. E77-C  No. 2  pp. 124-128
Type of Manuscript:  Special Section PAPER (Special Issue on 1993 VLSI Process and Device Modeling Workshop (VPAD 93))
Category: Process Simulation
Keyword: 
trench isolationshallow trenchdeep trenchhigh-speed bipolar LSIsleakage currentmechanical stress
 Summary | Full Text:PDF(495.8KB)