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Research Output 1995 2019

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Article
2019
1 Citation (Scopus)

THz and photonic seamless communications

Kawanishi, T., 2019 Apr 1, In : Journal of Lightwave Technology. 37, 7, p. 1671-1679 9 p., 8632660.

Research output: Contribution to journalArticle

communication
photonics
high speed
optical fibers
radio transmission
2018

25-Gbaud 4-WDM Free-Space Optical Communication using High-Speed 2D Photodetector Array

Umezawa, T., Sakamoto, T., Kanno, A., Matsumoto, A., Akahane, K., Yamamoto, N. & Kawanishi, T., 2018 Jan 1, (Accepted/In press) In : Journal of Lightwave Technology.

Research output: Contribution to journalArticle

free-space optical communication
wavelength division multiplexing
photometers
high speed
filters
7 Citations (Scopus)

High speed 2D photodetector array for space and mode-division multiplexing fiber communications

Umezawa, T., Sakamoto, T., Kanno, A., Yamamoto, N. & Kawanishi, T., 2018 Jun 13, (Accepted/In press) In : Journal of Lightwave Technology.

Research output: Contribution to journalArticle

multiplexing
division
photometers
communication
high speed
4 Citations (Scopus)

High-Speed and Uninterrupted Communication for High-Speed Trains by Ultrafast WDM Fiber-Wireless Backhaul System

Dat, P. T., Kanno, A., Inagaki, K., Rottenberg, F., Yamamoto, N. & Kawanishi, T., 2018 Jan 1, (Accepted/In press) In : Journal of Lightwave Technology.

Research output: Contribution to journalArticle

communication
high speed
fibers
communication networks
wavelength division multiplexing
1 Citation (Scopus)

Millimeter-Wave Integrated Photoreceivers for High Data Rate Photonic Wireless Communication

Umezawa, T., Jitsuno, K., Dat, P. T., Kashima, K., Kanno, A., Yamamoto, N. & Kawanishi, T., 2018 Mar 1, In : IEEE Journal of Selected Topics in Quantum Electronics. 24, 2, 7993059.

Research output: Contribution to journalArticle

Millimeter waves
Photonics
Quadrature amplitude modulation
Bandwidth
Communication
13 Citations (Scopus)

Millimeter-Wave Radio-Over-Fiber Network for Linear Cell Systems

Kanno, A., Dat, P. T., Yamamoto, N. & Kawanishi, T., 2018 Jan 15, In : Journal of Lightwave Technology. 36, 2, p. 533-540 8 p.

Research output: Contribution to journalArticle

millimeter waves
wavelength division multiplexing
fibers
radar
cells
1 Citation (Scopus)

Performance Evaluation of Full-Duplex MIMO Seamless Fiber-Wireless System in W -Band

Dat, P. T., Kanno, A., Yamamoto, N. & Kawanishi, T., 2018 Jul 1, In : IEEE Photonics Technology Letters. 30, 13, p. 1175-1178 4 p.

Research output: Contribution to journalArticle

MIMO (control systems)
signal transmission
fibers
Fibers
evaluation
1 Citation (Scopus)

Seamless Convergence of Fiber and Wireless Systems for 5G and Beyond Networks

Dat, P. T., Kanno, A., Yamamoto, N. & Kawanishi, T., 2018 Jan 1, (Accepted/In press) In : Journal of Lightwave Technology.

Research output: Contribution to journalArticle

radio signals
millimeter waves
fibers
intermediate frequencies
multiplexing
2 Citations (Scopus)

Vector Modulation by Laser and Electroabsorption Modulator With Digital Pre-coding and Pre-compensation

Mankong, U., Mekbungwan, P., Inagaki, K. & Kawanishi, T., 2018 Jun 12, (Accepted/In press) In : Journal of Lightwave Technology.

Research output: Contribution to journalArticle

modulators
phase shift keying
coding
demodulation
modulation
14 Citations (Scopus)

Wired and Wireless Links to Bridge Networks: Seamlessly Connecting Radio and Optical Technologies for 5G Networks

Kawanishi, T., Kanno, A. & Freire, H. S. C., 2018 May 1, In : IEEE Microwave Magazine. 19, 3, p. 102-111 10 p.

Research output: Contribution to journalArticle

Telecommunication links
MIMO (control systems)
radio waves
beamforming
cells
2017
8 Citations (Scopus)

100-GHz Fiber-Fed Optical-To-Radio Converter for Radio-And Power-Over-Fiber Transmission

Umezawa, T., Kashima, K., Kanno, A., Matsumoto, A., Akahane, K., Yamamoto, N. & Kawanishi, T., 2017 May 1, In : IEEE Journal on Selected Topics in Quantum Electronics. 23, 3, 7572186.

Research output: Contribution to journalArticle

converters
fibers
Fibers
electric power supplies
Photonics
6 Citations (Scopus)

100 GHz radio and power over fiber transmission through multi-core fiber using optical-to-radio converter

Umezawa, T., Dat, P. T., Kashima, K., Kanno, A., Yamamoto, N. & Kawanishi, T., 2017 Jul 26, (Accepted/In press) In : Journal of Lightwave Technology.

Research output: Contribution to journalArticle

converters
optical fibers
fibers
transistor amplifiers
quadrature amplitude modulation
1 Citation (Scopus)

Precise Optical Modulation Using Extinction-Ratio and Chirp Tunable Single-Drive Mach-Zehnder Modulator

Yamaguchi, Y., Kanno, A., Kawanishi, T., Izutsu, M. & Nakajima, H., 2017 Sep 29, (Accepted/In press) In : Journal of Lightwave Technology.

Research output: Contribution to journalArticle

light modulation
chirp
modulators
extinction
modulation
10 Citations (Scopus)

Room-temperature transfer bonding of lithium niobate thin film on micromachined silicon substrate with Au microbumps

Takigawa, R., Higurashi, E., Suga, T. & Kawanishi, T., 2017 Sep 1, In : Sensors and Actuators, A: Physical. 264, p. 274-281 8 p.

Research output: Contribution to journalArticle

Silicon
lithium niobates
Lithium
Thin films
silicon
5 Citations (Scopus)

Wide frequency range optical synthesizer with high-frequency resolution

Kiuchi, H., Kawanishi, T. & Kanno, A., 2017 Jan 1, In : IEEE Photonics Technology Letters. 29, 1, p. 78-81 4 p., 7744525.

Research output: Contribution to journalArticle

synthesizers
frequency ranges
Microwaves
Terahertz waves
Energy conversion
2016
18 Citations (Scopus)

5G transport networks: The need for new technologies and standards

Dat, P. T., Kanno, A., Yamamoto, N. & Kawanishi, T., 2016 Sep 1, In : IEEE Communications Magazine. 54, 9, p. 18-26 9 p., 7565268.

Research output: Contribution to journalArticle

Radio-over-fiber
Radio transmission
Fibers
Millimeter waves
Standardization
3 Citations (Scopus)

Array of patch-antennas with meandering-gaps on optical modulator for wireless millimeter-wave beam-steering

Wijayanto, Y. N., Kanno, A., Murata, H., Kawanishi, T., Yamamoto, N. & Okamura, Y., 2016 Mar 16, (Accepted/In press) In : International Journal of Microwave and Wireless Technologies. p. 1-7 7 p.

Research output: Contribution to journalArticle

Light modulators
Microstrip antennas
Millimeter waves
Radio-over-fiber
Light modulation
31 Citations (Scopus)

Bias-free operational UTC-PD above 110 GHz and its application to high baud rate fixed-fiber communication and W-band photonic wireless communication

Umezawa, T., Kanno, A., Kashima, K., Matsumoto, A., Akahane, K., Yamamoto, N. & Kawanishi, T., 2016 Jul 1, In : Journal of Lightwave Technology. 34, 13, p. 3138-3147 10 p., 7453120.

Research output: Contribution to journalArticle

wireless communication
photodiodes
communication
photonics
fibers

Characteristics of highly stacked InAs quantum-dot laser grown on vicinal (001)InP substrate

Akahane, K., Umezawa, T., Matsumoto, A., Yamamoto, N. & Kawanishi, T., 2016 Apr 1, In : Japanese Journal of Applied Physics. 55, 4, 04EJ16.

Research output: Contribution to journalArticle

Quantum dot lasers
Semiconductor lasers
semiconductor lasers
quantum dots
Substrates

Control of wavelength and decay time of photoluminescence for InAs quantum dots grown on InP(311)B using the digital embedding method

Akahane, K., Yamamoto, N., Umezawa, T., Kawanishi, T., Tanaka, T., Nakamura, S. I. & Sotobayashi, H., 2016, (Accepted/In press) In : Physica Status Solidi (B) Basic Research.

Research output: Contribution to journalArticle

embedding
Semiconductor quantum dots
Photoluminescence
quantum dots
photoluminescence
3 Citations (Scopus)

Demonstration of ultraprecision ductile-mode cutting for lithium niobate microring waveguides

Takigawa, R., Higurashi, E., Kawanishi, T. & Asano, T., 2016 Nov 1, In : Japanese Journal of Applied Physics. 55, 11, 110304.

Research output: Contribution to journalArticle

lithium niobates
Waveguides
Lithium
Demonstrations
waveguides
Radio-over-fiber
Electronic equipment
22 Citations (Scopus)

Full-Duplex Transmission of LTE-A Carrier Aggregation Signal over a Bidirectional Seamless Fiber-Millimeter-Wave System

Dat, P. T., Kanno, A., Yamamoto, N. & Kawanishi, T., 2016 Jan 15, In : Journal of Lightwave Technology. 34, 2, p. 691-700 10 p., 7182740.

Research output: Contribution to journalArticle

millimeter waves
fibers
cascades
signal transmission
transmitters
15 Citations (Scopus)

Heterogeneous quantum dot/silicon photonics-based wavelength-tunable laser diode with a 44 nm wavelength-tuning range

Kita, T., Yamamoto, N., Matsumoto, A., Kawanishi, T. & Yamada, H., 2016 Apr 1, In : Japanese Journal of Applied Physics. 55, 4, 04EH11.

Research output: Contribution to journalArticle

Laser tuning
tunable lasers
Photonics
Semiconductor quantum dots
Semiconductor lasers
3 Citations (Scopus)

Laser-Phase-Fluctuation-Insensitive Optical Coherent Transmission of 16-Quadrature-Amplitude-Modulation Radio-Over-Fiber Signal

Kuri, T., Sakamoto, T. & Kawanishi, T., 2016 Jan 15, In : Journal of Lightwave Technology. 34, 2, p. 683-690 8 p., 7355286.

Research output: Contribution to journalArticle

quadrature amplitude modulation
coherent radiation
fibers
lasers
signal processing
1 Citation (Scopus)

Monolithically integrated quantum dot optical modulator with semiconductor optical amplifier for thousand and original band optical communication

Yamamoto, N., Akahane, K., Umezawa, T., Matsumoto, A. & Kawanishi, T., 2016 Apr 1, In : Japanese Journal of Applied Physics. 55, 4, 04EC16.

Research output: Contribution to journalArticle

Semiconductor optical amplifiers
Light modulators
Optical communication
light amplifiers
Semiconductor quantum dots
6 Citations (Scopus)

Pump-phase-noise-free optical wavelength data exchange between QAM signals with 50-GHz channel-spacing using coherent DFB pump

Lu, G. W., Albuquerque, A., Puttnam, B. J., Sakamoto, T., Drummond, M., Nogueira, R., Kanno, A., Shinada, S., Wada, N. & Kawanishi, T., 2016 Feb 22, In : Optics Express. 24, 4, p. 3702-3712 11 p.

Research output: Contribution to journalArticle

quadrature amplitude modulation
spacing
pumps
wavelengths
pumping
13 Citations (Scopus)

Seamless fiber-wireless bridge in the millimeter- and terahertz-wave bands

Kanno, A., Dat, P. T., Sekine, N., Hosako, I., Yamamoto, N., Yoshida, Y., Kitayama, K. I. & Kawanishi, T., 2016 Oct 15, In : Journal of Lightwave Technology. 34, 20, p. 4794-4801 8 p., 7435252.

Research output: Contribution to journalArticle

optical fibers
millimeter waves
fibers
optical heterodyning
intermediate frequencies
2015

A 1.55-μm waveband optical absorption characterization of an electro-absorption device with a highly stacked InAs/InGaAlAs quantum dot structure

Yamamoto, N., Akahane, K., Umezawa, T. & Kawanishi, T., 2015 Aug 1, In : IEICE Transactions on Electronics. E98C, 8, p. 878-881 4 p.

Research output: Contribution to journalArticle

Light absorption
Semiconductor quantum dots
Stark effect
Electric fields
indium arsenide
19 Citations (Scopus)

Coherent Terahertz Wireless Signal Transmission Using Advanced Optical Fiber Communication Technology

Kanno, A., Kuri, T., Morohashi, I., Hosako, I., Kawanishi, T., Yoshida, Y. & Kitayama, K. I., 2015, In : Journal of Infrared, Millimeter, and Terahertz Waves. 36, 2, p. 180-197 18 p.

Research output: Contribution to journalArticle

Optical fiber communication
signal transmission
optical fibers
communication
Heterodyning

Compact electro-optic single sideband modulators utilizing miniaturized branch-line couplers on LiNbO<inf>3</inf> substrate

Yamamoto, K., Kawai, T., Enokihara, A. & Kawanishi, T., 2015 Aug 1, In : IEICE Transactions on Electronics. E98C, 8, p. 769-776 8 p.

Research output: Contribution to journalArticle

Electrooptical effects
Modulators
Modulation
Substrates
Capacitors
2 Citations (Scopus)

Fabrication of InAs quantum dot stacked structure on InP(311)B substrate by digital embedding method

Akahane, K., Yamamoto, N. & Kawanishi, T., 2015 Dec 15, In : Journal of Crystal Growth. 432, p. 15-18 4 p., 22963.

Research output: Contribution to journalArticle

embedding
Semiconductor quantum dots
quantum dots
Fabrication
fabrication
4 Citations (Scopus)

Flexible high-order QAM transmitters for elastic optical networks

Lu, G. W., Sakamoto, T. & Kawanishi, T., 2015 Aug 23, (Accepted/In press) In : Photonic Network Communications.

Research output: Contribution to journalArticle

quadrature amplitude modulation
Quadrature amplitude modulation
Fiber optic networks
transmitters
Transmitters
2 Citations (Scopus)

Generation of arbitrarily patterned pulse trains in the THz range by spectral synthesis of optical combs

Morohashi, I., Sakamoto, T., Sekine, N., Kawanishi, T., Kasamatsu, A. & Hosako, I., 2015 Aug 1, In : IEICE Transactions on Electronics. E98C, 8, p. 793-798 6 p.

Research output: Contribution to journalArticle

Bandpass filters
Modulators
Mach number
Optical filters
Laser pulses
13 Citations (Scopus)

High-speed coherent transmission using advanced photonics in terahertz bands

Kanno, A., Dat, P. T., Sekine, N., Hosako, I., Kawanishi, T., Yoshida, Y. & Kitayama, K., 2015 Dec 1, In : IEICE Transactions on Electronics. E98C, 12, p. 1071-1080 10 p.

Research output: Contribution to journalArticle

Photonics
Terahertz waves
Demodulation
Modulation
Radio-over-fiber
1 Citation (Scopus)
fibers
lasers
proposals
quadrature phase shift keying
signal processing
3 Citations (Scopus)

Low chirp modulation by electro-optic intensity modulator using microwave 180-degree hybrid directly formed on LiNbO<inf>3</inf> substrate

Enokihara, A., Yamamoto, M., Kawai, T. & Kawanishi, T., 2015 Aug 1, In : IEICE Transactions on Electronics. E98C, 8, p. 777-782 6 p.

Research output: Contribution to journalArticle

Chirp modulation
Electrooptical effects
Modulators
Microwaves
Substrates
10 Citations (Scopus)

Millimeter-wave radar receiver using Z-Cut LiNbO<inf>3</inf> optical modulator with orthogonal-gap-embedded patch-antennas on low-κ dielectric material

Wijayanto, Y. N., Kanno, A., Murata, H., Kawanishi, T. & Okamura, Y., 2015 Aug 1, In : IEICE Transactions on Electronics. E98C, 8, p. 783-792 10 p.

Research output: Contribution to journalArticle

Radar receivers
Light modulators
Microstrip antennas
Millimeter waves
Modulation
6 Citations (Scopus)

Monolithically integrated quantum dot optical modulator with Semiconductor optical amplifier for short-range optical communications

Yamamoto, N., Akahane, K., Umezawa, T. & Kawanishi, T., 2015 Apr 1, In : Japanese Journal of Applied Physics. 54, 4, 04DG01.

Research output: Contribution to journalArticle

Optical gain
Semiconductor optical amplifiers
Light modulators
Optical communication
light amplifiers
2 Citations (Scopus)

New burst-mode erbium-doped fiber amplifier with wide linearity and high output power for uplink analog radio-over-fiber signal transmission

Shiraiwa, M., Awaji, Y., Wada, N., Kanno, A., Kuri, T., Tien Dat, P. & Kawanishi, T., 2015 Aug 1, In : IEICE Transactions on Electronics. E98C, 8, p. 832-839 8 p.

Research output: Contribution to journalArticle

Radio-over-fiber
Fiber amplifiers
Erbium doped fiber amplifiers
Long Term Evolution (LTE)
Optical feedback
1 Citation (Scopus)

Optical 8QAM and 8PSK synthesis by cascading arbitrary 2QAM with squared QPSK

Lu, G. W., Mendinueta, J. M. D., Sakamoto, T., Wada, N. & Kawanishi, T., 2015 Aug 10, In : Optics Express. 23, 16, p. 21366-21374 9 p.

Research output: Contribution to journalArticle

phase shift keying
quadrature amplitude modulation
quadrature phase shift keying
transmitters
format
1 Citation (Scopus)

Performance of uplink packetized LTE-a signal transmission on a cascaded radio-on-radio and radio-over-fiber system

Tien Dat, P., Kanno, A. & Kawanishi, T., 2015 Aug 1, In : IEICE Transactions on Electronics. E98C, 8, p. 840-848 9 p.

Research output: Contribution to journalArticle

Radio-over-fiber
Erbium doped fiber amplifiers
Radio links
Gain control
Optical systems
33 Citations (Scopus)

Radio-on-radio-over-fiber: Efficient fronthauling for small cells and moving cells

Dat, P. T., Kanno, A. & Kawanishi, T., 2015 Oct 1, In : IEEE Wireless Communications. 22, 5, p. 67-75 9 p., 7306539.

Research output: Contribution to journalArticle

Radio-over-fiber
Radio links
Fibers
Radio waves
Multiplexing
Radio-over-fiber
Wavelength
Multiplexing
Frequency bands
3 Citations (Scopus)

Sub-THz radio-over-fiber signal generation using external modulation

Kawanishi, T., Sakamoto, T. & Kanno, A., 2015, In : IEICE Electronics Express. 12, 13, 002.

Research output: Contribution to journalArticle

Radio-over-fiber
Light modulation
Light modulators
Photonics
Modulation
18 Citations (Scopus)

Ultra-compact wavelength-tunable quantum-dot laser with silicon-photonics double ring filter

Kita, T., Yamamoto, N., Kawanishi, T. & Yamada, H., 2015 Jun 1, In : Applied Physics Express. 8, 6, 062701.

Research output: Contribution to journalArticle

Quantum dot lasers
Photonics
quantum dots
photonics
filters
46 Citations (Scopus)

WDM RoF-MMW and linearly located distributed antenna system for future high-speed railway communications

Dat, P. T., Kanno, A., Yamamoto, N. & Kawanishi, T., 2015 Oct 1, In : IEEE Communications Magazine. 53, 10, p. 86-94 9 p., 7295468.

Research output: Contribution to journalArticle

Wavelength division multiplexing
Antennas
Communication
Network architecture
Video on demand
2014
11 Citations (Scopus)

A semiconductor optical amplifier comprising highly stacked InAs quantum dots fabricated using the strain-compensation technique

Akahane, K., Yamamoto, N., Umezawa, T., Kanno, A. & Kawanishi, T., 2014, In : Japanese Journal of Applied Physics. 53, 4 SPEC. ISSUE, 04EG02.

Research output: Contribution to journalArticle

Semiconductor optical amplifiers
light amplifiers
Semiconductor quantum dots
quantum dots
Deterioration
43 Citations (Scopus)

Broadband frequency-modulated continuous-wave signal generation by optical modulation technique

Kanno, A. & Kawanishi, T., 2014 Oct 15, In : Journal of Lightwave Technology. 32, 20, p. 3566-3572 7 p., 6802333.

Research output: Contribution to journalArticle

light modulation
continuous radiation
broadband
radar
optical heterodyning
46 Citations (Scopus)

High-capacity self-homodyne PDM-WDM-SDM transmission in a 19-core fiber

Puttnam, B. J., Luis, R., Delgado-Mendinueta, J. M., Sakaguchi, J., Klaus, W., Awaji, Y., Wada, N., Kanno, A. & Kawanishi, T., 2014 Sep 8, In : Optics Express. 22, 18, p. 21185-21191 7 p.

Research output: Contribution to journalArticle

division
fibers
polarization
wavelengths
quadratures