1988/04 - 2004/10 Research Associate, Faculty of Science and Engineering, Saga University
2003/09 - 2003/09 Visiting Researcher University of Manitoba
2004/11 - 2010/03 Lecturer, Electrical and Electronic Engineering, Faculty of Science and Engineering, Saga University
2008/09 - 2009/03 Visiting Researcher University of Manitoba
2010/04 - 2016/06 Lecturer, Electrical and Electronic Engineering, Graduate School of Science and Engineering, Saga University
2016/07 - * Associate Professor, Electrical and Electronic Engineering , Graduate School of Science and Engineering, Saga University
2019/04 - * Associate Professor, Electrical and Electronic Engineering , Faculty of Science and Engineering, Saga University
Field of Specialization
Electron device/Electronic equipment, Communication/Network engineering
Membership in Academic Societies
The Institute of Image Information and Television Engineers, The Institute of Electronics Information and Communication Engineers, The Institute of Electrical and Electronics Engineers
Research Topics and Results
An Image-Rejection Active Integrated Antenna Utilizing Dual-Feed Circularly Polarized Antenna 2023/12
Three-state pattern reconfigurable active antenna integrated with Gunn oscillator and switched-line phase shifter 2023/06
A First-harmonic Push–Push Oscillator Based Active Integrated Dual-Beam Switchable Array Antenna 2023/03
Experimental Study of Ring-Slot Active Antenna Integrated With Transistor-Based Oscillators 2022/11
Prototype Evaluation of 5.8-GHz Monopulse Beam Tracking Antenna 2022/11
A Dual-Beam Switchable Self-Oscillating Ku-Band Active Array Antenna Integrating Positive Feedback Type Push-Push Oscillator and PSK Modulator. 2021/11
A Novel Compact Planar Magic-T Using CPS and Microstrip-to-CPS Transition 2021/08
Improvement of Phase Noise Characteristics of Reflective Type Push-Push Oscillator by Using Microstrip-Line Resonators. 2021/08
A Variable Power Divider Employing Magic-T and Variable Phase Shifter. 2021/06
Phase Noise Improvement of Multi-Element Push-Push Oscillator Using Electric and Magnetic Field Couplings 2020/12
Design of Dual-Beam Switchable Self-Oscillating Active Array Antenna Integrating Positive Feedback Type Push-Push Oscillator and PSK Modulator 2020/12
Phase Noise Improvement of a Fourth-Harmonic Push-Push Oscillator Using a Ring Resonator With Additional Microstrip-Line Resonators 2019/12
Experimental Evaluation of a Low Phase Noise Positive Feedback Push-Push Oscillator Using Injection Locking Technique 2019/09
Low Noise Second Harmonic Oscillator using Mutually Synchronized Gunn Diodes 2010/09
An Octa-Push Oscillator at V-Band 2010/07
The 8th Harmonic Push-Push Oscillator in V band. 2010/07
Low Noise Second Harmonic Gunn Diode Oscillator Using Square-shaped Slot Line Resonator 2010/07
A Push-Push VCO Using a Phase Shifter with 90˚ Branch Line Hybrid Circuit 2010/07
Ku Band Second Harmonic N-Coupled Push-Push Oscillator Array using Microstrip Resonator 2010/05
V-band 8th Harmonic Push-Push Oscillator Using Microstrip Ring Resonator 2009/06
A K-Band Push-Push Oscillator Using Dielectric Resonator 2009/02
K-Band Second Harmonic Oscillator Using Mutually Synchronized Gunn Diodes Embedded on Slot Line Resonators 2008/11
A Harmonic Synchronized Oscillator Using Gunn Diodes Embedded on Slot Line Resonators 2008/08
90ºハイブリッド回路移相器を用いたKu帯Push-Push VCO 2007/12
A Push-Push Oscillator Using Coupled Microstrip lines in Common Feedback Loop 2007/11
A Wideband Push-Push VCO Using a Phase Shifter in the Common Feedback Loop 2007/10
A Novel K-Band Push-Push Oscillator Using Slot Ring Resonator Embedding Gunn Diodes 2007/10
A Wideband Push-Push VCO Using Common Phase Shifter 2007/08
Microstrip Array Antenna Integrating Push-Push Oscillator and PSK Modulator 2007/06
A Ku-Band Push-Push VCO using Phase Shifters 2006/12
A Novel K-band Push-Push Oscillator Using Gunn Diodes 2006/09
A K-Band Push-Push Oscillator Using Slot Ring Resonator With Gunn Diodes 2006/07
A Ku-band Push-Push VCO using Tunable Negative Resistance Circuit 2005/10
A Novel Push-Push Oscillator Using Coupled Microstrip Lines 2005/08
Basic Behavior of Quadruple-Push Oscillator Using Ring Resonator 2005/07
A 20 GHz Push-Push Oscillator Using Ring Resonator 2004/12
Tunable Branch-Line Hybrid Circuit Using Electrical Length Variable Quasi-Distributed TFMS Line 2004/07
Miniaturized 90˚ Hybrid Circuit Using Quasi-Distributed TFMS Line 2004/06
A Low Phase Noise Ku-Band Push-Push Oscillator Using Slot Ring Resonator 2004/06
A Subh㎜onic Injection Locked Push-Push Oscinatorus using Double-Sided MIC Technology 2003/11
A K-band Push-Push Oscillator with High Suppression of Undesired Harmonic Signals 2003/08
A K-Band Push-Push Oscillator Using g/2 Microstrip Resonator 2003/08
A Ka-Band Quadmple-Push Oscillator 2003/06
Original Articles
Three-state pattern reconfigurable active antenna integrated with Gunn oscillator and switched-line phase shifter; 2023/06 ANNOUNCEMENT INFO.; IET Electronics Letters, Vol. 59, No. 12 AUTHOR; Maodudul Hasan, Eisuke Nishiyama, Takayuki Tanaka, Ichihiko Toyoda
A First-harmonic Push–Push Oscillator Based Active Integrated Dual-Beam Switchable Array Antenna; 2023/03 ANNOUNCEMENT INFO.; IET Electronics Letters, Vol. 59, No. 5 AUTHOR; Maodudul Hasan, Eisuke Nishiyama, Takayuki Tanaka, Ichihiko Toyoda
A Dual-Beam Switchable Self-Oscillating Ku-Band Active Array Antenna Integrating Positive Feedback Type Push-Push Oscillator and PSK Modulator.; 2021/11 ANNOUNCEMENT INFO.; Progress In Electromagnetics Research C, Vol. 116, pp. 181-192 AUTHOR; Maodudul Hasan, Eisuke Nishiyama, Takayuki Tanaka, Ichihiko Toyoda
A Novel Compact Planar Magic-T Using CPS and Microstrip-to-CPS Transition; 2021/08 ANNOUNCEMENT INFO.; IEICE Electronics Express(ELEX), Vol. 18, No. 15, pp.1-4 AUTHOR; Hiroki Nakahara, Takayuki Tanaka, and Ichihiko Toyoda
A Variable Power Divider Employing Magic-T and Variable Phase Shifter.; 2021/06 ANNOUNCEMENT INFO.; IEEE Microwave and Wireless Components Letters, June 2021., Vol.31, No.6, pp. 565 - 568 AUTHOR; Narito Morita, Takayuki Tanaka, and Ichihiko Toyoda,
A Novel Low Phase Noise Push-Push Oscillator Employing Dual-Feedback Sub-Oscillators; 2018/11 ANNOUNCEMENT INFO.; Progress In Electromagnetics Research M, Vol. 75, pp. 141-148 AUTHOR; Elton N. Lima, Takayuki Tanaka, Ichihiko Toyoda
A Push-Push Oscillator Array Using Resonator Type Coupling Circuits; 2014/10 ANNOUNCEMENT INFO.; Progress In Electromagnetics Research C, Vol. 54, pp. 85-94, 2014. AUTHOR; Takayuki Tanaka, Kengo Kawasaki, Masayoshi Aikawa and Ichihiko Toyoda
A Ku Band Oscillator Array Using Positive Feedback Type Push-Push Oscillators; 2012/12 ANNOUNCEMENT INFO.; 2012 Asia-Pacific Microwave Conference Proceedings (APMC2012), 4C1-03, 1112-1114 AUTHOR; Takayuki Tanaka, Kenta Takata, Masayoshi Aikawa and Ichihiko Toyoda
A Sequential Injection Coupled Push-Push Oscillator Array Using Unilateral Coupling Circuit; 2012/09 ANNOUNCEMENT INFO.; IEICE Trans. Electron., E95-C, 9, 1535-1542 AUTHOR; Kengo Kawasaki, Takayuki Tanaka, and Masayoshi Aikawa
A Positive Feedback Type Push-Push VCO Using Series Connected Phase Shifters; 2012/03 ANNOUNCEMENT INFO.; IEICE Electronics Express, 9, 5, 391-396 AUTHOR; Takayuki Tanaka, Takayuki Fujimoto, Kengo Kawasaki, and Masayoshi Aikawa
A Unilaterally Coupled Push-Push Oscillator Array Using Sequential Injection-locking,; 2011/12 ANNOUNCEMENT INFO.; Proceedings of the Asia-Pacific Microwave Conference (APMC2011), WE4A-02, December 2011., 868-871 AUTHOR; Kengo Kawasaki, Takayuki Tanaka, Masayoshi Aikawa
Synchronized Dual-Band Push-Push Oscillator for Oscillator Array; 2011/11 ANNOUNCEMENT INFO.; Proc. of the 2011Korea-Japan Microwave Conference (KJMW2011), FR1-2-4, November 2011., 154-157 AUTHOR; Kengo Kawasaki, Takayuki Tanaka, and Masayoshi Aikawa
A Novel Low Phase Noise Positive Feedback Type Push-Push Oscillator; 2011/08 ANNOUNCEMENT INFO.; Proc. of the XXX URSI General Assembly and Scientific Symposium of International Union of Radio Science (URSI GASS 2011), CP-14, August 2011. AUTHOR; Takayuki Tanaka, Hiroshi Hashiguchi, and Masayoshi Aikawa
A Ku Band Push-Push Oscillator Array using Directional Phase Shifter; 2010/12 ANNOUNCEMENT INFO.; Proc. of the 2010 Asia-Pacific Microwave Conference, 582-585 AUTHOR; Taichiro Hama, Kengo Kawasaki, Takayuki Tanaka, and Masayoshi Aikawa
Microwave Transmitter Module Integrating Slot Array Antenna, Push-Push Oscillator and PSK Modulator; 2010/12 ANNOUNCEMENT INFO.; Proc. of the 2010 Asia-Pacific Microwave Conference, 1023-1026 AUTHOR; Takayuki Tanaka, Hiroshi Otani, and Masayoshi Aikawa
Low Noise Second Harmonic Oscillator using Mutually Synchronized Gunn Diodes; 2010/09 ANNOUNCEMENT INFO.; IEICE Trans. Electron., E93-C, 9, 1460-1466 AUTHOR; Kengo Kawasaki, Takayuki Tanaka, and Masayoshi Aikawa,
An Octa-Push Oscillator at V-Band; 2010/07 ANNOUNCEMENT INFO.; IEEE Transactions on Microwave Theory and Techniques, 58, 7, 1696-1702 AUTHOR; Kengo Kawasaki, Takayuki Tanaka, and Masayoshi Aikawa,
The 8th Harmonic Push-Push Oscillator in V band.; 2010/07 ANNOUNCEMENT INFO.; IEICE Trans. Electron.,, E93-C, 7, 1000-1006 AUTHOR; Kengo Kawasaki, Takayuki Tanaka, and Masayoshi Aikawa
Low Noise Second Harmonic Gunn Diode Oscillator Using Square-shaped Slot Line Resonator; 2010/07 ANNOUNCEMENT INFO.; Proc. of 14th International Symposium on Antenna Technology and Applied Electromagnetics and the American Electromagnetics Conference AUTHOR; Kengo Kawasaki, Takayuki Tanaka, and Masayoshi Aikawa
A Push-Push VCO Using a Phase Shifter with 90˚ Branch Line Hybrid Circuit; 2010/07 ANNOUNCEMENT INFO.; Proc. of 14th International Symposium on Antenna Technology and Applied Electromagnetics and the American Electromagnetics Conference AUTHOR; Takayuki Tanaka, Shuhei Mizoguchi, Kengo Kawasaki and Masayoshi Aikawa
Ku Band Second Harmonic N-Coupled Push-Push Oscillator Array using Microstrip Resonator; 2010/05 ANNOUNCEMENT INFO.; IEEE MTT-S International Microwave Symposium Digest, 1182-1185 AUTHOR; Kengo Kawasaki, Takayuki Tanaka, and Masayoshi Aikawa
V-band 8th Harmonic Push-Push Oscillator Using Microstrip Ring Resonator; 2009/06 ANNOUNCEMENT INFO.; IEEE MTT-S International Microwave Symposium Digest, 697-700 AUTHOR; Kengo Kawasaki, Takayuki Tanaka, and Masayoshi Aikawa
A K-Band Push-Push Oscillator Using Dielectric Resonator; 2009/02 ANNOUNCEMENT INFO.; Proc. of 2009 International Symposium on Antenna Technology and Applied Electromagnetics
and the Canadian Radio Sciences Meeting (ANTEM/URSI 2009) , 062,Banff, Canada AUTHOR; Takayuki Tanaka, and Masayoshi Aikawa
K-Band Second Harmonic Oscillator Using Mutually Synchronized Gunn Diodes Embedded on Slot Line Resonators; 2008/11 ANNOUNCEMENT INFO.; IEICE Trans. Electron., E91-C, 11, 1751-1756 AUTHOR; Kengo Kawasaki, Takayuki Tanaka, and Masayoshi Aikawa
A Harmonic Synchronized Oscillator Using Gunn Diodes Embedded on Slot Line Resonators; 2008/08 ANNOUNCEMENT INFO.; Proc. of The XXIX General Assembly of the International Union of Radio Science (2008 URSI General Assembly), CP1.2,Chicago, USA AUTHOR; Kengo Kawasaki, Takayuki Tanaka, and Masayoshi Aikawa
A Push-Push Oscillator Using Coupled Microstrip lines in Common Feedback Loop; 2007/11 ANNOUNCEMENT INFO.; Proc. of the 2007 Korea-Japan MicroWave Conference (KJMW 2007),Naha, Japan, 137-140 AUTHOR; Takayuki Tanaka, Mitsuhiro Ueyama, and Masayoshi Aikawa
A Wideband Push-Push VCO Using a Phase Shifter in the Common Feedback Loop; 2007/10 ANNOUNCEMENT INFO.; Proc. of the 37th European Microwave Conference 2007 (EuMC 2007), Munich, Germany., 747-750 AUTHOR; Takayuki Tanaka, Masanori Tsutsumi, and Masayoshi Aikawa
A Novel K-Band Push-Push Oscillator Using Slot Ring Resonator Embedding Gunn Diodes; 2007/10 ANNOUNCEMENT INFO.; Proc. of the 37th European Microwave Conference 2007 (EuMC 2007), Munich, Germany., 755-758 AUTHOR; Kengo Kawasaki, Takayuki Tanaka, and Masayoshi Aikawa
A Wideband Push-Push VCO Using Common Phase Shifter; 2007/08 ANNOUNCEMENT INFO.; Proc. of the International Symposium on Antennas and propagation (ISAP 2007), 3B1-5, Niigata, Japan, 664-667 AUTHOR; Takayuki Tanaka, Masanori Tsutsumi, and Mosayoshi Aikawa
Microstrip Array Antenna Integrating Push-Push Oscillator and PSK Modulator; 2007/06 ANNOUNCEMENT INFO.; Proc. of the IEEE Antennas and Propagation Society International Symposium, Hawaii, USA, 3344-3347 AUTHOR; Yoshihito Arima, Takayuki Tanaka, Eisuke. Nishiyama, and Masayoshi Aikawa
Advanced Utilization of Microwave Resonant Fields and Its Applications to Push-Push Oscillators and Reconfigurable Antennas; 2006/12 ANNOUNCEMENT INFO.; IEICE Trans. Electron., E89-C, 12, 1798-1805 AUTHOR; Masayoshi AIKAWA, Eisuke NISHIYAMA, and Takayuki TANAKA
A Ku-Band Push-Push VCO using Phase Shifters; 2006/12 ANNOUNCEMENT INFO.; 2006 Asia-Pacific Microwave Conference (APMC2006) Proceedings, Yokohama, Japan., 2, 627-630 AUTHOR; Masanori Tsutsumi, Takayuki Tanaka, and Masayoshi Aikawa
A Novel K-band Push-Push Oscillator Using Gunn Diodes; 2006/09 ANNOUNCEMENT INFO.; Proc. of the 36th European Microwave Conference 2006 (EuMC 2006), Manchester, UK., 83-86 AUTHOR; Takayuki Tanaka, and Masayoshi Aikawa
A K-Band Push-Push Oscillator Using Slot Ring Resonator With Gunn Diodes; 2006/07 ANNOUNCEMENT INFO.; Proc. of the 12th International Symposium on Antenna Technology and Applied Electromagnetics (ANTEM2006) and Canadian Radio Science (URSI/CNC), Ottawa, Canada, 137-140 AUTHOR; Takayuki Tanaka, and Masayoshi Aikawa
A Novel Push-Push Oscillator Using Coupled Microstrip Lines; 2005/08 ANNOUNCEMENT INFO.; Proc. of the 10th International Symposium on Microwave and Optical Technology (ISMOT-2005),, 783-786 AUTHOR; Phidor Phin, Takayuki Tanaka, Masayoshi Aikawa
Basic Behavior of Quadruple-Push Oscillator Using Ring Resonator; 2005/07 ANNOUNCEMENT INFO.; IEICE Trans. Electron., E88-C, 7, 1502-1508 AUTHOR; Hai Xiao, Takayuki Tanaka, Masayoshi Aikawa
A 20 GHz Push-Push Oscillator Using Ring Resonator; 2004/12 ANNOUNCEMENT INFO.; IEICE Trans. Electron. , E87-C, 12, 2143-2149 AUTHOR; Hai Xiao, Takayuki Tanaka, Masayoshi Aikawa
Tunable Branch-Line Hybrid Circuit Using Electrical Length Variable Quasi-Distributed TFMS Line; 2004/07 ANNOUNCEMENT INFO.; Proc. of The 10th International Symposium on Antenna Technology and Applied Electromagnetics (ANTEM 2004), 55-58 AUTHOR; Takaynki Tanaka, Kenjiro Nishikawa, Masayoshi Aikawa
Miniaturized 90˚ Hybrid Circuit Using Quasi-Distributed TFMS Line; 2004/06 ANNOUNCEMENT INFO.; Proc. of the IEEE MTT-S International Microwave Symposium, 331-334 AUTHOR; Takayuki Tanaka, Kenjiro Nishikawa, Masayoshi Aikawa
A Low Phase Noise Ku-Band Push-Push Oscillator Using Slot Ring Resonator; 2004/06 ANNOUNCEMENT INFO.; Proc. of the IEEE MTT-S International Microwave Symposium , 1333-1336 AUTHOR; Hai Xiao, Takayuki Tanaka, Masayoshi Aikawa
A Subh㎜onic Injection Locked Push-Push Oscinatorus using Double-Sided MIC Technology; 2003/11 ANNOUNCEMENT INFO.; 2003 Asia-Pacific Microwave Conference Proceedings, 2, 1022-1025 AUTHOR; Kenji Kawahata, Takakayuki Tanaka, Masayoshi Aikawa
A K-band Push-Push Oscillator with High Suppression of Undesired Harmonic Signals; 2003/08 ANNOUNCEMENT INFO.; IEICE TRANSACTIONS ON ELECTRONICS E SERIES, E86-C, 8, 1433-1437 AUTHOR; Kawahata, K / Tanaka, T / Aikawa, M
A K-Band Push-Push Oscillator Using g/2 Microstrip Resonator; 2003/08 ANNOUNCEMENT INFO.; IEICE Trans. Electron. , E86-C, 8, 1438-1443 AUTHOR; Hai Xiao, Tdkayuki Tanaka, Masayoshi Aikawa
A Ka-Band Quadmple-Push Oscillator; 2003/06 ANNOUNCEMENT INFO.; Proc. Of the IEEE MTT-S Intenational Microwave Symposium, 2, 889-892 AUTHOR; Hai Xiao, Takayuki Tanaka, Masayoshi Aikawa
Material, Commentary, Editorials, Research Report, A Comprehensive Journal Articles
The 8th Harmonic V-band Push-Push Oscillator using Slot Ring Resonator; 2009/01 ANNOUNCEMENT INFO.; , 33, 3, 61-64 AUTHOR;
A Harmonic Synchronizes Oscillator Using Slot Line Resonators Embedding Gunn Diodes; 2008/12 ANNOUNCEMENT INFO.; Digest of the 5th Research Forum of Japan-Indo Collaboration Project on Infrastructural Communication Technologies Supporting Fully Ubiquitous Information Society,Kolkata, India, 29-32 AUTHOR; Takayuki Tanaka, Kengo Kawasaki, Eisuke Nishiyama, Masayoshi Aikawa and Girish Kumar
Space-Fed Microstrip Antenna Arrays at 20 GHz; 2008/12 ANNOUNCEMENT INFO.; Digest of the 5th Research Forum of Japan-Indo Collaboration Project on Infrastructural Communication Technologies Supporting Fully Ubiquitous Information Society, Kolkata, India, 33-37 AUTHOR; Rahul Bhide, Girish Kumar, and Takayuki Tanaka
A Novel K-Band Harmonic Oscillator Using Slot Ring Resonator Embedding Gunn Diodes and A Wideband Push-Push VCO Using A Phase Shifter in The Common Feedback Loop; 2008/07 ANNOUNCEMENT INFO.; Digest of the 4th Forum of Japan-Indo Collaboration Project on Infrastructural Communication Technologies Supporting Fully Ubiquitous Information Society, Tokyo, Japan, 45-51 AUTHOR; Takayuki Tanaka, Eisuke Nishiyama, and Masayoshi Aikawa
An Image-Rejection Active Integrated Antenna Utilizing Dual-Feed Circularly Polarized Antenna; 2023/12 ANNOUNCEMENT INFO.; Proc. of 2023 Asia-Pacific Microwave Conference (APMC 2023) AUTHOR; Ryusei Kawasaki, Takayuki Tanaka, and Ichihiko Toyoda
Evaluation of Quasi-TEM Based Formulas of Microstrip-Line Parameters for Millimeter-Wave Circuit Design; 2023/09 ANNOUNCEMENT INFO.; AUTHOR; Sota Terasaki, Takayuki Tanaka, Ichihiko Toyoda,
Basic Concept of Active Antenna Integrating Balanced Up-Converter and Differential-Feed Microstrip Antenna; 2023/09 ANNOUNCEMENT INFO.; AUTHOR; Shiryu Araki, Maodudul Hasan, Takayuki Tanaka, Ichihiko Toyoda,
Concept and Basic Evaluation of Active Patch Antenna with Integrated Push-Push Oscillator; 2023/09 ANNOUNCEMENT INFO.; AUTHOR; Hirokazu Tokunaga, Maodudul Hasan, Takayuki Tanaka, Ichihiko Toyoda,
Experimental Study of Ring-Slot Active Antenna Integrated With Transistor-Based Oscillators; 2022/11 ANNOUNCEMENT INFO.; Proc. of 2022 Asia-Pacific Microwave Conference (APMC 2022), pp. 130-132 AUTHOR; Shotaro Manago, Modudul Hasan, Takayuki Tanaka, and Ichihiko Toyoda
Prototype Evaluation of 5.8-GHz Monopulse Beam Tracking Antenna; 2022/11 ANNOUNCEMENT INFO.; Proc. of 2022 Asia-Pacific Microwave Conference (APMC 2022), pp. 127-129 AUTHOR; Shuei Toyama, Takayuki Tanaka, and Ichihiko Toyoda
Basic Concept of Down-Conversion Active Integrated Antenna with Image-Rejection Mixer; 2022/09 ANNOUNCEMENT INFO.; AUTHOR; Ryusei Kawasaki, Takayuki Tanaka, Ichihiko Toyoda,
Evaluation of Control Algorithm for Monopulse Beam Tracking Antenna Using Emulator; 2022/09 ANNOUNCEMENT INFO.; AUTHOR; Shuei Toyama, Takayuki Tanaka, Ichihiko Toyoda,
Phase Noise Improvement of 2nd Harmonic Push-Push Oscillator by Stabilizing Resonance Field Using Transmission Line Resonators; 2022/09 ANNOUNCEMENT INFO.; AUTHOR; Yusho Takeguchi, Takayuki Tanaka, Ichihiko Toyoda,
Basic Study of Push-Push VCO Using Varactor-Loaded Quasi-Distributed-Element Transmission-Line Resonator; 2022/09 ANNOUNCEMENT INFO.; AUTHOR; Kouki Wakakita, Takayuki Tanaka, Ichihiko Toyoda,
Experimental Study of Active Antenna Integrated with Transistor-Based Oscillator; 2021/09 ANNOUNCEMENT INFO.; AUTHOR; Shotaro Manago, Takayuki Tanaka, Ichihiko Toyoda
Improvement of Phase Noise Characteristics of Reflective Type Push-Push Oscillator by Using Microstrip-Line Resonators.; 2021/08 ANNOUNCEMENT INFO.; International Symposium on Antenna Technology and Applied Electromagnetics (ANTEM 2021), Winnipeg, Canada. Online. AUTHOR; Takayuki Tanaka, Suzu Kikutake and Ichihiko Toyoda
Proposal of Pattern-Reconfigurable Self-Oscillating Active Array Antenna Integrating Slot-Line Gunn Oscillator and Hybrid Coupler.; 2021/08 ANNOUNCEMENT INFO.; International Conference on Science & Contemporary Technologies (ICSCT2021). Dhaka, Bangladesh. Online. AUTHOR; Maodudul Hasan, Eisuke Nishiyama, Takayuki Tanaka and Ichihiko Toyoda
Phase Noise Improvement of Multi-Element Push-Push Oscillator Using Electric and Magnetic Field Couplings; 2020/12 ANNOUNCEMENT INFO.; Proc. of 2020 Asia-Pacific Microwave Conference (APMC 2020), AUTHOR; Reou Kikuchi, Takayuki Tanaka, and Ichihiko Toyoda
Design of Dual-Beam Switchable Self-Oscillating Active Array Antenna Integrating Positive Feedback Type Push-Push Oscillator and PSK Modulator; 2020/12 ANNOUNCEMENT INFO.; Proc. of 2020 International Conference on Emerging Technologies for Communications AUTHOR; Maodudul Hasan, Eisuke Nishiyama ,Takayuki Tanaka and Ichihiko Toyoda
Phase Noise Improvement of Push-Push Oscillators by Using Four Sub-Oscillators; 2020/09 ANNOUNCEMENT INFO.; AUTHOR; Reou Kikuchi, Takayuki Tanaka, Ichihiko Toyoda
Prototype Evaluation of a Low-Loss Magic-T Employing Microstrip Lines and a Coplanar Strip Line With DGS; 2020/09 ANNOUNCEMENT INFO.; AUTHOR; Hiroki Nakahara, Takayuki Tanaka, Ichihiko Toyoda
Phase Noise Improvement of a Fourth-Harmonic Push-Push Oscillator Using a Ring Resonator With Additional Microstrip-Line Resonators; 2019/12 ANNOUNCEMENT INFO.; Proc. of 2019 Asia-Pacific Microwave Conference (APMC 2019), pp. 1915 – 1917 AUTHOR; Kouki Tokumaru, Takayuki Tanaka, and Ichihiko Toyoda
Experimental Evaluation of a Low Phase Noise Positive Feedback Push-Push Oscillator Using Injection Locking Technique; 2019/09 ANNOUNCEMENT INFO.; AUTHOR; Kouki Tokumaru, Takayuki Tanaka, Ichihiko Toyoda,
Concept and Design of a Variable Power Divider Employing a Magic-T and Phase Shifter; 2019/09 ANNOUNCEMENT INFO.; AUTHOR; Narito Morita, Takayuki Tanaka, Ichihiko Toyoda
Parameter Study of a Magic-T Based Planar Balun for Compact Variable Phase Shift Balun and Variable Attenuation Balun; 2019/09 ANNOUNCEMENT INFO.; AUTHOR; Takuya Kitamura, Takayuki Tanaka, Ichihiko Toyoda
A Mutual Phase Synchronization Type Push-Push Oscillator Array Using Fourth-Harmonic Push-Push Oscillators; 2018/11 ANNOUNCEMENT INFO.; 2018 Asia-Pacific Microwave Conference (APMC 2018),Kyoto, Japan. AUTHOR; Naoaki Takeda, Takayuki Tanaka, Ichihiko Toyoda
Phase Noise Improvement of a Ku-Band Push-Push Oscillator Using Injection Locking via Two Magnetic Coupling Points; 2018/11 ANNOUNCEMENT INFO.; 2018 Asia-Pacific Microwave Conference (APMC 2018), Kyoto, JAPAN. AUTHOR; Elton Nascimento Lima, Takayuki Tanaka, Ichihiko Toyoda
A Novel Ku-Band Push-Push Oscillator with an Improved Synchronization Mechanism; 2018/09 ANNOUNCEMENT INFO.; Proceedings of The 2018 IEICE Society Conference. AUTHOR; Elton Nascimento Lima, Takayuki Tanaka, Ichihiko Toyoda
Basic Evaluation of a Coupled Slot-Ring Gunn Oscillator Array for Active Antennas; 2018/09 ANNOUNCEMENT INFO.; Proceedings of The 2018 IEICE Society Conference. AUTHOR; Maodudul Hasan, Eisuke Nishiyama, Takayuki Tanaka, Ichihiko Toyoda
A Ku-Band Injection-Locked Push-Push Oscillator Using Two-Wavelength Ring Resonator; 2018/09 ANNOUNCEMENT INFO.; 2018 48th European Microwave Conference (EuMC 2018), Madrid, Spain., pp. 1325 – 1328 AUTHOR; Elton Nascimento Lima, Takayuki Tanaka, Ichihiko Toyoda
Design of a Variable Attenuation Balun Employing a Planar Magic-T; 2018/09 ANNOUNCEMENT INFO.; Record of 2018 Joint Conference of Electrical, Electronics and Information Engineers in Kyushu,13-2P-05,(International session) AUTHOR; Takuya Kitamura, Takayuki Tanaka, Ichihiko Toyoda
Multi-Port Push-Push Oscillator for Mutually Synchronized Oscillator Array; 2018/08 ANNOUNCEMENT INFO.; 18TH International Symposium on Antenna Technology and Applied Electromagnetics (ANTEM 2018), Waterloo, Canada. AUTHOR; Takayuki Tanaka, Takeshi Fukushima, Ichihiko Toyoda
Prototype Evaluation of a Novel Ku-Band Push-Push Oscillator Using Dual-Feedback Sub-Oscillators; 2018/03 ANNOUNCEMENT INFO.; AUTHOR; Elton Nascimento Lima, Takayuki Tanaka, Ichihiko Toyoda,
Basic study of a Fourth Harmonic Push-Push Oscillator Using a Microstrip Line Resonator; 2017/09 ANNOUNCEMENT INFO.; Record of 2017 Joint Conference of Electrical, Electronics and Information Engineers in Kyushu, 10-2A-03,(International session) AUTHOR; Naoaki Takeda, Takayuki Tanaka, Ichihiko Toyoda
Design of an Injection Circuit for Sub-Harmonic Injection Locked Gunn Oscillators; 2017/09 ANNOUNCEMENT INFO.; Record of 2017 Joint Conference of Electrical, Electronics and Information Engineers in Kyushu, 10-2A-04,(International session) AUTHOR; Daichi Shimizu, Takayuki Tanaka, Ichihiko Toyoda
Proposal of a Low Phase Noise Push-Push Oscillator Using Dual Feedback Sub-Oscillator; 2017/09 ANNOUNCEMENT INFO.; Record of 2017 Joint Conference of Electrical, Electronics and Information Engineers in Kyushu,10-2A-05,(International session) AUTHOR; Elton Nascimento Lima, Takayuki Tanaka, Ichihiko Toyoda
Experiment Evaluation of a Multiport Harmonic Gunn Oscillator With Fundamental Signal Suppression; 2017/06 ANNOUNCEMENT INFO.; Thailand-Japan Microwave 2017, Bangkok, Thailand AUTHOR; Takumi Sakumoto, Takayuki Tanaka, Ichihiko Toyoda
Stabilizing Output Performance of Positive Feedback Type Push-Push Oscillator Array by Injection Locking Technology; 2016/07 ANNOUNCEMENT INFO.; 17TH International Symposium on Antenna Technology and Applied Electromagnetics (ANTEM 2016), Montreal Canada. AUTHOR; Takayuki Tanaka, Hirotaka Umezaki, and Ichihiko Toyoda
A Push-Push Oscillator Array with Very Simple Coupling Circuits Using HEMT; 2015/09 ANNOUNCEMENT INFO.; Proc. of the 45th European Microwave Conference 2015 (EuMC 2015), pp. 243- 246 AUTHOR; Takayuki Tanaka, Takeru Sameshima, and Ichihiko Toyoda
Experimental Evaluation of a New Oscillator Array Using Push-Push Oscillators with High Connection Flexibility to Coupling Circuit; 2015/09 ANNOUNCEMENT INFO.; AUTHOR; Norihisa Miyauchi, Takayuki Tanaka, Ichihiko Toyoda
Basic Evaluation of a Second Harmonic Injection Locking Gunn Oscillator; 2015/09 ANNOUNCEMENT INFO.; AUTHOR; Junpei Harada, Takayuki Tanaka, Ichihiko Toyoda
A Push-Push Oscillator Array Using Mutual Phase Synchronization and Injection Locking; 2015/08 ANNOUNCEMENT INFO.; Vietnam-Japan MicroWave 2015, TU3-3, Ho Chi Minh City, Vietnam AUTHOR; Takayuki Tanaka, Takeru Sameshima, Norihisa Miyauchi and Ichihiko Toyoda
Basic Evaluation of a Positive Feedback Type Push-Push Oscillator Array Using Injection Locking Technology; 2015/08 ANNOUNCEMENT INFO.; Vietnam-Japan MicroWave 2015, MO2-1, Ho Chi Minh City, Vietnam AUTHOR; Hirotaka Umezaki, Takayuki Tanaka, Ichihiko Toyoda
A Planar Magic-T Employing a Slot-Line T Junction and Its Performance Improvement Using an Impedance Transformer; 2015/08 ANNOUNCEMENT INFO.; Vietnam-Japan MicroWave 2015, MO2-5, Ho Chi Minh City, Vietnam AUTHOR; Yuuki Tanaka, Takayuki Tanaka, Ichihiko Toyoda
A Mutual Phase Synchronization Type Push-Push Oscillator Array using Simple Coupling Circuit.; 2014/11 ANNOUNCEMENT INFO.; 2014 Asia-Pacific Microwave Conference Proceedings (APMC2014), pp. 1043-1045, November 2014. Sendai, Japan. AUTHOR; Takeru Sameshima, Takayuki Tanaka, and Ichihiko Toyoda.
Design Method of Multiband RF Circuits Using Tunable Shorted Stubs.; 2014/11 ANNOUNCEMENT INFO.; 2014 Thailand-Japan Microwave, FR3-4, (November 2014). AUTHOR; Ichihiko Toyoda, Jun Hirata, and Takayuki Tanaka
Prototype Evaluation of a Tunable Shorted Stub Employing a Shunt Switch for Multiband RF Circuit Design.; 2014/09 ANNOUNCEMENT INFO.; 電気・情報関係学会九州支部連合大会,13-1A-03,(International session)(2014年9月) AUTHOR; Jun Hirata, Ichihiko Toyoda, Takayuki Tanaka
Basic Evaluation of a Gunn Oscillator Using a Slot Line Resonator.; 2014/09 ANNOUNCEMENT INFO.; AUTHOR; Junpei Harada, Takayuki Tanaka, Ichihiko Toyoda.
Characterization of a CRLH Slot Line for Both-Sided Microwave Circuits.; 2014/09 ANNOUNCEMENT INFO.; 電気・情報関係学会九州支部連合大会,13-1P-02,(International session)(2014年9月). AUTHOR; Ryuichi Teshima, Takayuki Tanaka, Ichihiko Toyoda
Proposal of a Positive Feedback Type Push-Push Oscillator Array Using Injection Locking Technology.; 2014/09 ANNOUNCEMENT INFO.; AUTHOR; Hirotaka Umesaki, Takayuki Tanaka, Ichihiko Toyoda
A Study of Push-Push Oscillator Arrays Integrating a Reflection Type and Transmission Type Simple Coupling Circuit.; 2014/09 ANNOUNCEMENT INFO.; AUTHOR; Takeru Sameshima, Takayuki Tanaka, Ichihiko Toyoda.
An Oscillator Array using Positive Feedback Type Push-Push Oscillators and Directional Phase Shifters.; 2014/07 ANNOUNCEMENT INFO.; Proc. of 16TH International Symposium on Antenna Technology and Applied Electromagnetics (ANTEM 2014), 26, July 2014.Victoria,Canada. AUTHOR; Takayuki Tanaka, and Ichihiko Toyoda.
An Oscillator Array using Push-Push Oscillators and Very Simple Coupling Circuits.; 2014/07 ANNOUNCEMENT INFO.; Proc. of 16TH International Symposium on Antenna Technology and Applied Electromagnetics (ANTEM 2014), 38, July 2014. Victoria,Canada. AUTHOR; Takayuki Tanaka, Takeru Sameshima, Masayoshi Aikawa and Ichihiko Toyoda.
Novel Phase Noise Reduction Method for Positive Feedback Type Push-Push Oscillator; 2013/04 ANNOUNCEMENT INFO.; Proc. of 6th Global Symposium on Millimeter Wave 2013 (GSMM2013), T4-4 AUTHOR; Takayuki Tanaka, Hiroshi Hashiguchi, Masayoshi Aikawa and Ichihiko Toyoda
A Band-Rejection Branch-Line Hybrid Using Unbalanced CRLH Transmission Lines; 2013/04 ANNOUNCEMENT INFO.; Proc. of 6th Global Symposium on Millimeter Wave 2013 (GSMM2013), T6-4 AUTHOR; Atsushi Maeda, Takayuki Tanaka, and Ichihiko Toyoda
Study of Wide Band Positive Feedback Push-Push VCO; 2011/09 ANNOUNCEMENT INFO.; AUTHOR; Takayuki Fujimoto, Takayuki Tanaka, Masayoshi Aikawa,
Push-Push Oscillator Arrays Using Unilateral Coupling Circuits and Mutual Coupling Circuits; 2018/10 ANNOUNCEMENT INFO.; 12th Asia-Pacific Engineering Research Forum on Microwaves and Electromagnetic Theory (APMET 2018), Fukuoka, JAPAN. AUTHOR; Takayuki Tanaka, Ichihiko Toyoda
A Novel Harmonic Oscillators Utilizing Resonant Harmonic Field of Ring Resonator; 2010/11 ANNOUNCEMENT INFO.; Proc. of the 8th Asia-Pacific Engineering Research Forum on Microwaves and Electromagnetic Theory (APMET 2010), 97-103 AUTHOR; Takayuki Tanaka, Kengo Kawasaki, and Masayoshi Aikawa