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ORCIDTadashi Kawai
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2020 – today
- 2024
[j20]Shotaro Yasumori, Seiya Morikawa, Takanori Sato, Tadashi Kawai, Akira Enokihara, Shinya Nakajima, Kouichi Akahane:
Optical Mode Multiplexer Using LiNbO3 Asymmetric Directional Coupler Enabling Voltage Control for Phase-Matching Condition. IEICE Trans. Electron. 107(5): 146-149 (2024)- 2022
- [j19]Anna Hirai, Yuichi Matsumoto, Takanori Sato
, Tadashi Kawai, Akira Enokihara, Shinya Nakajima, Atsushi Kanno, Naokatsu Yamamoto:
Mach-Zehnder Optical Modulator Integrated with Tunable Multimode Interference Coupler of Ti:LiNbO3 Waveguides for Controlling Modulation Extinction Ratio. IEICE Trans. Electron. 105-C(8): 385-388 (2022) - 2020
- [j18]Daichi Furubayashi, Yuta Kashiwagi, Takanori Sato, Tadashi Kawai, Akira Enokihara, Naokatsu Yamamoto, Tetsuya Kawanishi:
Electro-Optic Modulator for Compensation of Third-Order Intermodulation Distortion Using Frequency Chirp Modulation. IEICE Trans. Electron. 103-C(11): 653-660 (2020)
2010 – 2019
- 2019
- [c4]Daichi Furubayashi, Yuta Kashiwagi, Tadashi Kawai, Akira Enokihara, Naokatsu Yamamoto, Tetsuya Kawanishi:
Dual-Parallel Mach-Zehnder Modulator Integrated with 180-degree Hybrid for Compensation of Third-Order Intermodulation Distortion. OECC/PSC 2019: 1-3 - 2018
- [j17]Tadashi Kawai, Kensuke Nagano, Akira Enokihara:
A 920MHz Lumped-Element Wilkinson Power Divider Utilizing LC-Ladder Circuits. IEICE Trans. Electron. 101-C(10): 801-804 (2018) - 2017
- [j16]Yosuke Okada, Tadashi Kawai, Akira Enokihara:
Design of Multi-Way LC-Ladder Dividers with Multi-Band Operation. IEICE Trans. Electron. 100-C(10): 893-900 (2017) - 2015
- [j15]Katsuyuki Yamamoto, Tadashi Kawai, Akira Enokihara, Tetsuya Kawanishi:
Compact Electro-Optic Single Sideband Modulators Utilizing Miniaturized Branch-Line Couplers on LiNbO3 Substrate. IEICE Trans. Electron. 98-C(8): 769-776 (2015) - [j14]Akira Enokihara, Masashi Yamamoto, Tadashi Kawai, Tetsuya Kawanishi:
Low Chirp Modulation by Electro-Optic Intensity Modulator Using Microwave 180-Degree Hybrid Directly Formed on LiNbO3 Substrate. IEICE Trans. Electron. 98-C(8): 777-782 (2015) - 2014
- [j13]Tadashi Kawai, Yuma Sumitomo, Akira Enokihara, Isao Ohta, Kei Satoh, Yasunori Suzuki, Hiroshi Okazaki, Shoichi Narahashi:
Parallel Ring-Line Rat-Race Circuit with Very Loose Coupling Utilizing Composite Right-/Left-Handed Transmission Lines. IEICE Trans. Electron. 97-C(10): 965-971 (2014) - 2013
- [j12]Tadashi Kawai, Isao Ohta, Akira Enokihara:
Design methods for broadband 3dB branch-line and rat-race hybrids. IEICE Electron. Express 10(12): 20132004 (2013) - [c3]Yuma Sumitomo, Tadashi Kawai, Akira Enokihara, Isao Ohta, Kei Satoh, Yasunori Suzuki, Hiroshi Okazaki, Shoichi Narahashi:
Compact wideband rat-race hybrid utilizing composite right/left-handed transmission lines. RWS 2013: 307-309 - [c2]Yuma Sumitomo, Tadashi Kawai, Akira Enokihara, Isao Ohta, Kei Satoh, Yasunori Suzuki, Hiroshi Okazaki, Shoichi Narahashi:
Compact wideband rat-race hybrid utilizing composite right/left-handed transmission lines. WiSNet 2013: 103-105 - 2012
- [j11]Mitsuyoshi Kishihara, Hiroaki Ikeuchi, Yuichi Utsumi, Tadashi Kawai, Isao Ohta:
Design and Fabrication of PTFE-Filled Waveguide Components by SR Direct Etching. IEICE Trans. Electron. 95-C(1): 122-129 (2012) - [c1]Jingfan Xu, Tadashi Kawai, Akira Enokihara, Hiroshi Murakami:
Investigation of Heating Effect by Microwave Irradiation for Phantoms and Plants. ICETET 2012: 318-320 - 2011
- [j10]Hiroaki Ikeuchi, Tadashi Kawai, Mitsuyoshi Kishihara, Isao Ohta:
Design of an H-Plane Waveguide Intersection with High Isolation. IEICE Trans. Electron. 94-C(10): 1572-1578 (2011) - 2010
- [j9]Tadashi Kawai, Miku Nakamura, Isao Ohta, Akira Enokihara:
Band-Broadening Design Technique of CRLH-TLs Dual-Band Branch-Line Couplers Using CRLH-TLs Matching Networks. IEICE Trans. Electron. 93-C(7): 1072-1077 (2010)
2000 – 2009
- 2009
- [j8]Yoshihiro Kokubo, Tadashi Kawai:
Fabrication of Wide Band Metallic Bend Waveguide with Asymmetric In-Line Dielectric Rods. IEICE Trans. Electron. 92-C(12): 1538-1540 (2009) - 2008
- [j7]Takao Fujii, Isao Ohta, Tadashi Kawai, Yoshihiro Kokubo:
Parallel Coupled Microstrip Couplers Compensated with Periodic Floating-Conductors on Coupled Edges. IEICE Trans. Electron. 91-C(5): 780-787 (2008) - [j6]Tadashi Kawai, Yasuaki Nakashima, Yoshihiro Kokubo, Isao Ohta:
Dual-Band Wilkinson Power Dividers Using a Series RLC Circuit. IEICE Trans. Electron. 91-C(11): 1793-1797 (2008) - [j5]Yoshihiro Kokubo, Tadashi Kawai:
Wide Band Metallic Waveguide with Asymmetric In-Line Dielectric Rods. IEICE Trans. Electron. 91-C(12): 1966-1968 (2008) - 2007
- [j4]Takao Fujii, Isao Ohta, Tadashi Kawai, Yoshihiro Kokubo:
Miniature Broad-Band CPW 3-dB Branch-Line Couplers in Slow-Wave Structure. IEICE Trans. Electron. 90-C(12): 2245-2253 (2007) - [j3]Yoshihiro Kokubo, Sotaro Yoshida, Tadashi Kawai:
Economic Setup for a Dual-Band Metallic Waveguide with Dual In-Line Dielectric Rods. IEICE Trans. Electron. 90-C(12): 2261-2262 (2007) - 2005
- [j2]Isao Ohta, Tadashi Kawai:
Design of Quadrature Hybrids and Directional Couplers Based on the Equivalent Admittance Approach. IEICE Trans. Electron. 88-C(1): 2-14 (2005) - [j1]Mitsuyoshi Kishihara, Kuniyoshi Yamane, Isao Ohta, Tadashi Kawai:
Broadband Multi-Way Microstrip Power Dividers. IEICE Trans. Electron. 88-C(1): 20-27 (2005)
Coauthor Index
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