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Kaoru HIGUMA

90 Gbaud NRZ-DP-DQPSK Modulation with Full-ETDM Technique Using High-Speed Optical IQ Modulator Atsushi KANNO Takahide SAKAMOTO Akito CHIBA Masaaki SUDO Kaoru HIGUMA Junichiro ICHIKAWA Tetsuya KAWANISHI
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2011/07/01 Vol. E94-C No. 7 pp. 1179-1186 Type of Manuscript: Special Section PAPER (Joint Special Section on Opto-electronics and Communications for Future Optical Network) Category: Keyword: Ti:LiNbO₃ optical modulator, optical IQ modulator, quadrature phase shift keying, electrically time-division multiplexing,
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Programmable Coupler Ladder Based on Lithium Niobate Y-Junction Reflector Jianxiao CHEN Tetsuya KAWANISHI Kaoru HIGUMA Satoshi SHINADA William S.C. CHANG Masayuki IZUTSU Paul K.L. YU
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2005/03/01 Vol. E88-C No. 3 pp. 379-384 Type of Manuscript: Special Section PAPER (Special Section on Optical Signal-Processing Devices for Photonic Networks) Category: Keyword: lithium niobate, splitter, coupler ladder, loop resonator,
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A Novel Vector Spatial Field Mapping Technique Using Electro-Optic Sampling Yoshiro MATSUO Tetsuya KAWANISHI Satoshi OIKAWA Kaoru HIGUMA Masayuki IZUTSU
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2004/02/01 Vol. E87-C No. 2 pp. 246-249 Type of Manuscript: LETTER Category: Lasers, Quantum Electronics Keyword: field distribution, spatial field mapping, electro-optic sampling, sandwich-like electro-optic crystal,
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Generation of 60 GHz Dual-Mode Optical BPSK Signal Pair for Crosstalk-Free QPSK Photodetection by Optical Modulation Scheme with Double RF Inputs and Suppressed Carrier Feature Shinji NAKADAI Kaoru HIGUMA Satoshi OIKAWA Masato KISHI Masahiro TSUCHIYA
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2003/07/01 Vol. E86-C No. 7 pp. 1245-1250 Type of Manuscript: Special Section PAPER (Special Issue on Recent Progress in Microwave and Millimeter-wave Photonics Technologies) Category: Signal Generation and Processing Based on MWP Techniques Keyword: RoF technique, optical millimeter-wave signal generation, dual-mode optical signal, QPSK modulation format, LN modulator,
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Electro-Optic Sampling Measurement of the Electric Field Distribution on a Resonant Electrode for a Band-Operation Optical Modulator Yoshiro MATSUO Tetsuya KAWANISHI Satoshi OIKAWA Kaoru HIGUMA Masayuki IZUTSU
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2003/01/01 Vol. E86-C No. 1 pp. 100-103 Type of Manuscript: LETTER Category: Microwaves, Millimeter-Waves Keyword: electro-optic sampling, electric field distribution, frequency response, resonant state, asymmetric resonant electrode,
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Design of LiNbO₃ Optical Modulator with an Asymmetric Resonant Structure Tetsuya KAWANISHI Satoshi OIKAWA Kaoru HIGUMA Masahide SASAKI Masayuki IZUTSU
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2002/01/01 Vol. E85-C No. 1 pp. 150-155 Type of Manuscript: Special Section PAPER (Special Issue on Ultrafast Optical Signal Processing and Its Application) Category: Optical Pulse Compression, Control and Monitoring Keyword: optical modulator, resonance, asymmetric structure, waveguide, impedance matching,
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