Yoshinori KOGAMI


Evaluation Technique for Complex Permittivity of Mid-Loss Underfill Materials by a Cut-Off Circular Waveguide Method in Millimeter Wave Bands
Takashi SHIMIZU Yoshinori KOGAMI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2014/10/01
Vol. E97-C  No. 10  pp. 972-975
Type of Manuscript:  BRIEF PAPER
Category: 
Keyword: 
complex permittivitydielectricunderfill materialcut-off circular waveguide methodmillimeter wave
 Summary | Full Text:PDF(1MB)

A Small Size 100MHz to 13.4GHz Fractional-N RF Synthesizer for RF ATE Based on 13-band VCOs and 48-bit ΔΣ Modulator
Masayuki KIMISHIMA Hidenori SAKAI Haruki NAGAMI Goh UTAMARU Hideki SHIRASU Yoshinori KOGAMI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2013/10/01
Vol. E96-C  No. 10  pp. 1227-1235
Type of Manuscript:  Special Section PAPER (Special Section on Emerging Technologies and Applications for Microwave and Millimeter-Wave Systems)
Category: 
Keyword: 
RF testATEVCOSIPΔΣ modulatorIIR filter
 Summary | Full Text:PDF(3.1MB)

FOREWORD
Yoshinori KOGAMI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2012/07/01
Vol. E95-C  No. 7  pp. 1133-1133
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF(250.4KB)

A Proposal for Adopting the Frequency Response of an Envelope Amplifier with Memoryless DPD EER PA Model
Takayuki KATO Yoshinori KOGAMI Yuuki FUNAHASHI Atsushi YAMAOKA Keiichi YAMAGUCHI Yasuhiko TANABE Jiafeng ZHOU Kevin MORRIS Gavin T. WATKINS 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2012/07/01
Vol. E95-C  No. 7  pp. 1163-1171
Type of Manuscript:  Special Section PAPER (Special Section on Recent Trends of Microwave Systems and Their Fundamental Technologies)
Category: 
Keyword: 
EERpower amplifiermemoryless DPDenvelope amplifierfrequency response
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NRD Guide Excited Millimeter Wave Narrow Bandpass Filter Using Sapphire Disk Resonators
Takashi SHIMIZU Yoshinori KOGAMI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2012/07/01
Vol. E95-C  No. 7  pp. 1226-1230
Type of Manuscript:  BRIEF PAPER
Category: 
Keyword: 
bandpass filterNRD guideSapphire disk resonatormillimeter wave
 Summary | Full Text:PDF(1.3MB)

Development of a 100 GHz Grooved Circular Empty Cavity for Complex Permittivity Measurements in W Band
Takashi SHIMIZU Yuki KAWAHARA Seizo AKASAKA Yoshinori KOGAMI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2011/10/01
Vol. E94-C  No. 10  pp. 1650-1656
Type of Manuscript:  Special Section PAPER (Special Section on Microwave and Millimeter-Wave Technology)
Category: Measurement Techniques
Keyword: 
cavity resonatorsmillimeter wave measurementsdielectric measurementscut-off circular waveguide method
 Summary | Full Text:PDF(1.3MB)

Evaluation of Effective Conductivity of Copper-Clad Dielectric Laminate Substrates in Millimeter-Wave Bands Using Whispering Gallery Mode Resonators
Thi Huong TRAN Yuanfeng SHE Jiro HIROKAWA Kimio SAKURAI Yoshinori KOGAMI Makoto ANDO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2009/12/01
Vol. E92-C  No. 12  pp. 1504-1511
Type of Manuscript:  PAPER
Category: Electronic Materials
Keyword: 
millimeter wave measurementWhispering Gallery mode resonatorcomplex permittivityconductivitydielectric substrates
 Summary | Full Text:PDF(1MB)

A Millimeter Wave Filter Using the Whispering-Gallery Mode Dielectric Resonators Coupled Laterally
Yosuke SATO Yoshinori KOGAMI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2005/07/01
Vol. E88-C  No. 7  pp. 1440-1447
Type of Manuscript:  Special Section PAPER (Special Section on Recent Technologies of Microwave and Millimeter-Wave Devices Focusing on Miniaturization and Advancement in Performance with Their Applications)
Category: Resonators & Filters
Keyword: 
millimeter wave filterdielectric disk resonatorwhispering gallery moderesonator design
 Summary | Full Text:PDF(1.1MB)

Improvement of the Relative Permittivity Evaluation with a Whispering-Gallery Mode Dielectric Resonator Method
Hajime TAMURA Yoshinori KOGAMI Kazuhito MATSUMURA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2003/08/01
Vol. E86-C  No. 8  pp. 1665-1671
Type of Manuscript:  Special Section PAPER (Special Issue on Microwave and Millimeter Wave Technology)
Category: 
Keyword: 
millimeter waveWhispering-Gallery modecomplex permittivity evaluationmode-matching method
 Summary | Full Text:PDF(438.2KB)

Design of Four-Stage Millimeter Wave BPF Using the Whispering-Gallery Mode Dielectric Disk Resonator
Yosuke SATO Yoshinori KOGAMI Kazuo SHIRAISHI Yoshiro TOMABECHI Kazuhito MATSUMURA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2003/08/01
Vol. E86-C  No. 8  pp. 1621-1628
Type of Manuscript:  Special Section PAPER (Special Issue on Microwave and Millimeter Wave Technology)
Category: 
Keyword: 
millimeter wave filterWhispering-Gallery modedielectric disk resonator
 Summary | Full Text:PDF(921.4KB)

A Low-Loss Millimeter Wave Bandpass Filter Using Whispering-Gallery Mode Dual Disk Resonators
Yoshinori KOGAMI Yosuke SATO Kazuhito MATSUMURA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2001/10/01
Vol. E84-C  No. 10  pp. 1581-1582
Type of Manuscript:  Special Section LETTER (Special Issue on Millimeter-Wave Circuits and Fabrication Technologies Opening up the 21st Century)
Category: 
Keyword: 
millimeter wave filterwhispering gallery modedielectric disk resonator
 Summary | Full Text:PDF(52.2KB)

An Analysis for the Whispering Gallery Modes on a Millimeter Wave Dielectric Disk Resonator by a Point Matching Method
Yoshiro TOMABECHI Yoshinori KOGAMI Mari MATSUBARA Kazuhito MATSUMURA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2001/10/01
Vol. E84-C  No. 10  pp. 1554-1560
Type of Manuscript:  Special Section PAPER (Special Issue on Millimeter-Wave Circuits and Fabrication Technologies Opening up the 21st Century)
Category: 
Keyword: 
point matching methodwhispering gallery modelocation of matching pointsmillimeter wave banddielectric disk resonator
 Summary | Full Text:PDF(345.5KB)

Resonance Characteristics of Circularly Propagating Mode in a Coaxial Dielectric Resonator
Qing HAN Yoshinori KOGAMI Yoshiro TOMABECHI Kazuhito MATSUMURA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1994/11/25
Vol. E77-C  No. 11  pp. 1747-1751
Type of Manuscript:  Special Section PAPER (Special Issue on Electromagnetic Theory)
Category: 
Keyword: 
coaxial dielectric resonatorwhispering gallery modethree dimensional analysishigh Q resonator
 Summary | Full Text:PDF(437.2KB)

Precise Measurement for Temperature Dependence of Dielectric Rod Materials Using an Image-Type Resonator Method
Yoshinori KOGAMI Yoshio KOBAYASHI Masayuki KATOH 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1994/06/25
Vol. E77-C  No. 6  pp. 888-893
Type of Manuscript:  Special Section PAPER (Special Issue on Measurement Techniques for Microwave/Millimeter Wave)
Category: 
Keyword: 
dielectric rod resonatordielectric materialtemperature dependencemeasurement
 Summary | Full Text:PDF(488.3KB)

Design of a Low-Loss Bandpass Filter Using Dielectric Rod Resonators Loaded in a High-Tc Superconductor Cylinder
Yoshinori KOGAMI Yoshio KOBAYASHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1992/08/25
Vol. E75-C  No. 8  pp. 900-905
Type of Manuscript:  Special Section PAPER (Special Issue on Cryogenic Microwave Devices)
Category: Passive Devices
Keyword: 
high-Tc superconductorbandpass filterdielectric resonator
 Summary | Full Text:PDF(389KB)