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Research Output 1978 2019

36 Citations (Scopus)

1. 5- mu M lambda /4-SHIFTED INGAASP/INP DFB LASERS.

Akiba, S., Usami, M. & Utaka, K., 1987, In : Journal of Lightwave Technology. LT-5, 11, p. 1564-1573 10 p.

Research output: Contribution to journalArticle

Distributed feedback lasers
distributed feedback lasers
Light sources
Heterojunctions
Feedback

1. 5 mu m RANGE InGaAsP/InP DISTRIBUTED FEEDBACK BURIED HETEROSTRUCTURE (DFB-BH) LASERS.

Sakai, K., Akiba, S., Utaka, K. & Matsushima, Y., 1982, In : Denshi Tokyo. 21, p. 22-24 3 p.

Research output: Contribution to journalArticle

Heterojunctions
Feedback
Lasers
Laser modes
Temperature
40 Citations (Scopus)

1. 5 mu m RANGE InGaAsP/InP DISTRIBUTED FEEDBACK LASERS.

Sakai, K., Utaka, K., Akiba, S. & Matsushima, Y., 1982 Aug, In : IEEE Journal of Quantum Electronics. QE-18, 8, p. 1272-1278 7 p.

Research output: Contribution to journalArticle

lasing
Feedback
thresholds
Lasers
Distributed feedback lasers
28 Citations (Scopus)

1 multiplied by (times) 5-1 multiplied by (times) 6 mu m GaInAsP/InP INTEGRATED TWIN-GUIDE LASERS WITH FIRST-ORDER DISTRIBUTED BRAGG REFLECTORS.

Utaka, K., Kobayashi, K., Kishino, K. & Suematsu, Y., 1980 Jun 5, In : Electronics Letters. 16, 12, p. 455-456 2 p.

Research output: Contribution to journalArticle

Distributed Bragg reflectors
Lasers
Wavelength
Temperature
16 Citations (Scopus)

280 MBIT/S SINGLE-MODE FIBRE TRANSMISSION WITH DFB LASER DIODE EMITTING AT 1. 53 mu m.

Yamamoto, S., Utaka, K., Akiba, S., Sakai, K., Matsushima, Y., Sakaguchi, S. & Seki, N., 1982 Mar 4, In : Electronics Letters. 18, 5, p. 239-240 2 p.

Research output: Contribution to journalArticle

Telecommunication systems
Telecommunication repeaters
Distributed feedback lasers
Single mode fibers
Semiconductor lasers
3 Citations (Scopus)

4×4 InAlGaAs/InAlAs optical switch fabric by cascading Mach-Zehnder interferometer-type optical switches with low-power and low-polarization- dependent operation

Ueda, Y., Koyama, N., Kambayash, K., Fujimoto, S., Utaka, K., Shiota, T. & Kitatani, T., 2011, Conference Proceedings - International Conference on Indium Phosphide and Related Materials. 5978336

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Mach-Zehnder interferometers
Optical switches
Polarization
Next generation networks
Crosstalk
10 Citations (Scopus)

4 ×4 InAlGaAs/InAlAs optical-switch fabric by cascading mach-zehnder interferometer-type optical switches with low-power and low-polarization- dependent operation

Ueda, Y., Koyama, N., Kambayashi, K., Fujimoto, S., Utaka, K., Shiota, T. & Kitatani, T., 2012, In : IEEE Photonics Technology Letters. 24, 9, p. 757-759 3 p., 6151035.

Research output: Contribution to journalArticle

Mach-Zehnder interferometers
Optical switches
switches
Polarization
polarization
1 Citation (Scopus)

Analysis of InAlGaAs/InAlAs/InP multi-mode interference photonic switch with Mach-Zehnder interferometer for higher switching performances

Ueda, Y., Ishikawa, T. & Utaka, K., 2007, Conference Proceedings - International Conference on Indium Phosphide and Related Materials. p. 264-266 3 p. 4265931

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Mach-Zehnder interferometers
Optical switches
Crosstalk
Electric power utilization
switches

Analysis of optical signal regenerating performance by nonlinear directional coupler loaded with SOA and long-period grating

Ochiai, T., Kawakami, Y. & Utaka, K., 2007, 2007 Photonics in Switching, PS. p. 75-76 2 p. 4300757

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Directional couplers
Semiconductor optical amplifiers
Regenerators
Wavelength
Computer simulation

Analysis of polymer double-reflection waveguide-type Kretschmann-structure surface plasmon resonance sensor for high-sensitive and wide-measurable range

Tansho, H., Kuroda, Y., Ishikawa, H., Matsushima, Y. & Utaka, K., 2016 Feb 23, MOC 2015 - Technical Digest of 20th Microoptics Conference. Institute of Electrical and Electronics Engineers Inc., 7416525

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Surface plasmon resonance
surface plasmon resonance
Polymers
Waveguides
waveguides
58 Citations (Scopus)

ANALYSIS OF QUARTER-WAVE-SHIFTED DFB LASER.

Utaka, K., Akiba, S., Sakai, K. & Matsushima, Y., 1984 Jan 1, In : Electronics Letters. 20, 8, p. 326-327 2 p.

Research output: Contribution to journalArticle

Distributed feedback lasers
Mirrors
Wavelength

Analysis on Si modified MMI-waveguide-type optical switch operated with carrier injection

Shirai, T., Ishikawa, A., Matsushima, Y., Ishikawa, H. & Utaka, K., 2018 Jan 2, 22nd Microoptics Conference, MOC 2017. Institute of Electrical and Electronics Engineers Inc., Vol. 2018-January. p. 316-317 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Optical switches
carrier injection
Waveguides
switches
waveguides
1 Citation (Scopus)

Ar implantation-induced quantum dot intermixing technique for 1550 nm-band highly stacked QD photonic integrated circuit

Matsumoto, A., Takei, Y., Akahane, K., Matsui, S., Umezawa, T., Yamamoto, N., Matsushima, Y. & Utaka, K., 2016 Dec 16, 2016 Conference on Lasers and Electro-Optics, CLEO 2016. Institute of Electrical and Electronics Engineers Inc., 7788806

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Photonics
Semiconductor quantum dots
integrated circuits
Integrated circuits
implantation
46 Citations (Scopus)

ASYMMETRIC lambda /4-SHIFTED InGaAsP/InP DFB LASERS.

Usami, M., Akiba, S. & Utaka, K., 1987 Jun, In : IEEE Journal of Quantum Electronics. QE-23, 6, p. 815-821 7 p.

Research output: Contribution to journalArticle

Feedback
Distributed feedback lasers
flat surfaces
shift
Quantum efficiency
7 Citations (Scopus)

ASYMMETRY IN OUTPUT POWER OF InGaAsP/InP DFB LASERS.

Akiba, S., Utaka, K., Sakai, K. & Matsushima, Y., 1984 Aug, Japanese Journal of Applied Physics, Part 1: Regular Papers & Short Notes. 8 ed. Vol. 23. p. 1054-1059 6 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Distributed feedback lasers
Feedback
Quantum efficiency
1 Citation (Scopus)

Colorless and polarization-independent polymer two-layered 4×4 optical switch for three-dimensional optical interconnection

Kimura, Y., Ema, K., Matsushima, Y., Ishikawa, H. & Utaka, K., 2016 Feb 23, MOC 2015 - Technical Digest of 20th Microoptics Conference. Institute of Electrical and Electronics Engineers Inc., 7416519

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Optical interconnects
Optical switches
Polymers
switches
Polarization
1 Citation (Scopus)

Compact and low power operation polymer MMI photonic switch

Xie, N., Hashimoto, T. & Utaka, K., 2008, 2008 Int. Nano-Optoelectronics Workshop, iNOW 2008 in Cooperation With Int. Global-COE Summer School (Photonics Integration-Core Electronics: PICE) and 31st Int. Symposium on Optical Communications. p. 287-288 2 p. 4634548

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Optical switches
Crosstalk
Polymers
Electric power utilization
6 Citations (Scopus)

Compact and low power operation thermo-optic MMI-based polymer photonic switch

Xie, N. & Utaka, K., 2008, 2008 Joint Conference of the Opto-Electronics and Communications Conference and the Australian Conference On Optical Fibre Technology, OECC/ACOFT 2008. 4610425

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Optical switches
Optics
Polymers
Crosstalk
Switches
9 Citations (Scopus)
DBR lasers
Distributed Bragg reflectors
Heterojunctions
Wavelength
Lasers

Demonstration of All-Optical Logic Gate Device Using MQW-SOA and 10 Gbps XNOR Operation

Akashi, Y., Matsui, S., Isawa, S., Matsushita, A., Matsumoto, A., Matsushima, Y., Ishikawa, H. & Utaka, K., 2018 Jan 1, (Accepted/In press) In : Physica Status Solidi (A) Applications and Materials Science.

Research output: Contribution to journalArticle

Semiconductor optical amplifiers
Logic gates
Four wave mixing
light amplifiers
Semiconductor quantum wells
3 Citations (Scopus)

Dependence of efficiency ratio of XPM to XGM on control pulse propagation direction in SOA

Nishimura, K., Usami, M., Asai, T. & Utaka, K., 2005, Optics InfoBase Conference Papers. Optical Society of America

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Service oriented architecture (SOA)
propagation
pulses
light beams
causes
16 Citations (Scopus)

Design and performance of low-power, high-speed, polarization-independent and wideband polymer buried-channel waveguide thermo-optic switches

Xie, N., Hashimoto, T. & Utaka, K., 2014 Sep 1, In : Journal of Lightwave Technology. 32, 17, p. 3067-3073 7 p., 6848781.

Research output: Contribution to journalArticle

Mach-Zehnder interferometers
switches
high speed
optics
broadband

Design for ultra-compact high-speed semiconductor photonic switch by high-Δ structures and bend waveguides for large-scale switching fabric

Ueda, Y., Ishikawa, T., Nakamura, S. & Utaka, K., 2007, 2007 Photonics in Switching, PS. p. 39-40 2 p. 4300733

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Semiconductor switches
Optical switches
Waveguides
Mach-Zehnder interferometers
Structural design

Design on polarization independent side-long-period-grating loaded semiconductor waveguide-type gain equalizing devices

Terada, K., Fujii, E., Wu, Z. & Utaka, K., 2007, Conference Proceedings - International Conference on Indium Phosphide and Related Materials. p. 260-263 4 p. 4265930

Research output: Chapter in Book/Report/Conference proceedingConference contribution

gratings
waveguides
polarization

Device design of silicon 2×2 mach-zehnder-type optical switch for polarization-independent operation

Shimizu, K., Asakawa, S., Suehiro, D., Matsushima, Y., Ishikawa, H. & Utaka, K., 2017 Jan 1, Advanced Photonics, PS 2017. OSA - The Optical Society, Vol. Part F57-PS 2017.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Optical switches
Silicon
Phase shift
Mach number
Waveguides

Different types of optoelectronic bistabilities in resonant-tunneling triangular-barrier optoelectronic switch (R-TOPS)

Sakata, H., Utaka, K. & Matsushima, Y., 1995 Jan 1, In : Electronics Letters. 31, 13, p. 1098-1099 2 p.

Research output: Contribution to journalArticle

Resonant tunneling
Optoelectronic devices
Switches

DISTRIBUTED BRAGG REFLECTOR INTEGRATED TWIN-GUIDE LASER IN THE 1. 5 mu M WAVELENGTH.

Suematsu, Y., Utaka, K., Kobayashi, K., Kishino, K., Abe, Y. & Koyama, F., 1982, Japan Annual Reviews in Electronics, Computers & Telecommunications: Optical Devices & Fibers. Tokyo, Jpn: Ohmsha Ltd, p. 128-140 13 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Distributed Bragg reflectors
Wavelength
Lasers
Semiconductor lasers
Modulation
32 Citations (Scopus)

DISTRIBUTED FEEDBACK InGaAsP/InP LASERS WITH WINDOW REGION EMITTING AT 1. 5 mu m RANGE.

Akiba, S., Utaka, K., Sakai, K. & Matsushima, Y., 1983 Jun, In : IEEE Journal of Quantum Electronics. QE-19, 6, p. 1052-1056 5 p.

Research output: Contribution to journalArticle

Distributed feedback lasers
distributed feedback lasers
Feedback
Lasers
flat surfaces
93 Citations (Scopus)

EFFECT OF MIRROR FACETS ON LASING CHARACTERISTICS OF DISTRIBUTED FEEDBACK InGaAsP/InP LASER DIODES AT 1. 5 mu M RANGE.

Utaka, K., Akiba, S., Sakai, K. & Matsushima, Y., 1984 Mar, In : IEEE Journal of Quantum Electronics. QE-20, 3, p. 236-245 10 p.

Research output: Contribution to journalArticle

Distributed feedback lasers
lasing
flat surfaces
Mirrors
mirrors

Experimental and calculated gain characteristics of 1550nm-band QD-SOA grown on InP(311)B substrate for ultra-fast all-optical logic gate devices

Matsumoto, A., Takei, Y., Matsushita, A., Akahane, K., Matsushima, Y. & Utaka, K., 2014, 2014 OptoElectronics and Communication Conference, OECC 2014 and Australian Conference on Optical Fibre Technology, ACOFT 2014. IEEE Computer Society, p. 718-719 2 p. 6888244

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Piezoelectricity
Logic gates
Service oriented architecture (SOA)
Substrates
2 Citations (Scopus)

Fabrication and evaluation of Bragg gratings on optimally designed silicon-on-insulator rib waveguides using electron-beam lithography

Wu, Z., Zhang, W., Wang, Z., Kai, G., Yuan, S., Dong, X., Utaka, K. & Wada, Y., 2006 Aug, In : Pan Tao Ti Hsueh Pao/Chinese Journal of Semiconductors. 27, 8, p. 1347-1350 4 p.

Research output: Contribution to journalArticle

Bragg gratings
Electron beam lithography
Silicon
Waveguides
lithography

Fabrication of 3D a-Si/SiO 2 photonic crystals on 2D sub-micron-patterned InP substrates

Segawa, T., Utaka, K., Naganuma, M., Sato, H., Kawakami, S., Izutsu, M. & Nakao, M., 2002, Conference Proceedings - International Conference on Indium Phosphide and Related Materials. p. 561-564 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Periodic structures
Photonic crystals
photonics
Fabrication
fabrication
2 Citations (Scopus)

Fabrication of InGaAsP/InP coupled waveguides loaded with long-period grating for gain equalizing device

Oishi, J., Abe, T., Tabuchi, H. & Utaka, K., 2004, Conference Proceedings - International Conference on Indium Phosphide and Related Materials. p. 232-235 4 p. TP-29

Research output: Chapter in Book/Report/Conference proceedingConference contribution

notches
transmittance
Waveguides
gratings
waveguides

Fabrication of large-area and very uniform two-dimensional sub-micron periodic patterns on 1500nm range multi-quantum well structures using two-time laser holography

Nakaoka, H., Murakami, S., Nakano, T., Honma, K., Utaka, K. & Nakao, M., 2004, Conference Proceedings - International Conference on Indium Phosphide and Related Materials. p. 167-170 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Photoexcitation
Holography
holography
Semiconductor quantum wells
quantum wells

Fabrication of Michelson interferometer-type wavelength converter integrated with multi-mode interference coupler (MIWC-MMIC)

Yoshioka, K., Uchida, K., Matsumoto, A. & Utaka, K., 2002, Conference Digest - IEEE International Semiconductor Laser Conference. p. 119-120 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Michelson interferometers
couplers
converters
interference
Fabrication

Fabrication of silicon mold for thermal nanoimprint lithography

Matsui, J., Takahashi, H., Xie, N., Mizuno, J. & Utaka, K., 2008, 2008 Int. Nano-Optoelectronics Workshop, iNOW 2008 in Cooperation With Int. Global-COE Summer School (Photonics Integration-Core Electronics: PICE) and 31st Int. Symposium on Optical Communications. p. 267-268 2 p. 4634540

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Nanoimprint lithography
Reactive ion etching
Surface roughness
Fabrication
Silicon
1 Citation (Scopus)

Fundamental characteristics of 1550nm-band 20-layer-stacked QD-SOA grown on InP(311)B substrate for all-optical logic gate device

Matsumoto, A., Takei, Y., Matsushita, A., Akahane, K., Matsushima, Y. & Utaka, K., 2013, Technical Digest of the 18th Microoptics Conference, MOC 2013. 6715095

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Logic gates
Service oriented architecture (SOA)
Substrates
Semiconductor quantum dots

Fundamental characteristics of double-reflection waveguide-type kretschmann-structure surface plasmon resonance (SPR) sensor for high-sensitiviy and wide-measurable range

Tansho, H., Konuma, S., Matsushima, Y., Ishikawa, H. & Utaka, K., 2017 Nov 22, 2017 Conference on Lasers and Electro-Optics Pacific Rim, CLEO-PR 2017. Institute of Electrical and Electronics Engineers Inc., Vol. 2017-January. p. 1-2 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Surface plasmon resonance
surface plasmon resonance
Waveguides
waveguides
sensitivity

Fundamental characteristics of double-reflection waveguide-type Kretschmann-structure surface plasmon resonance (SPR) sensor for high-sensitiviy and wide-measurable range

Tansho, H., Konuma, S., Matsushima, Y., Ishikawa, H. & Utaka, K., 2017 Jan 1, Conference on Lasers and Electro-Optics/Pacific Rim, CLEOPR 2017. OSA - The Optical Society, Vol. Part F122-CLEOPR 2017. s2084

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Surface plasmon resonance
Waveguides
Sensors

Fundamental evaluation of semiconductor waveguide-type in-line wavelength selective filter with Fabry-Perot etalon resonator

Otaka, M., Takahashi, S., Utaka, K., Horita, M. & Yazaki, T., 2001, Conference Proceedings - International Conference on Indium Phosphide and Related Materials. p. 170-173 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Resonators
Waveguides
resonators
Semiconductor materials
waveguides
1 Citation (Scopus)

Fundamental switching operation of polymer three-dimensional optical interconnection switch

Kobayashi, H., Hoshina, T., Yuzawa, G., Wakamatsu, K., Matsushima, Y. & Utaka, K., 2013, 2013 18th OptoElectronics and Communications Conference Held Jointly with 2013 International Conference on Photonics in Switching, OECC/PS 2013. 6597468

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Optical interconnects
Switches
Polarization
Wavelength
Polymers
23 Citations (Scopus)

Ga//xIn//1// minus //xAs//yP//1// minus //y/InP INJECTION LASER PARTIALLY LOADED WITH FIRST-ORDER DISTRIBUTED BRAGG REFLECTOR.

Kawanishi, H., Suematsu, Y., Utaka, K., Itaya, Y. & Arai, S., 1978 Aug, In : Archive for Rational Mechanics and Analysis. QE-15, 8, p. 701-706 6 p.

Research output: Contribution to journalArticle

Injection lasers
Distributed Bragg reflectors
Reflector
Injection
Wavelength
85 Citations (Scopus)

GaInAsP/InP integrated twin-guide lasers with first-order distributed bragg reflectors at 1.3 µm wavelength

Utaka, K., Suematsu, Y., Kobayashi, K. & Kawanishi, H., 1980, In : Japanese Journal of Applied Physics. 19, 3, p. L137-L140

Research output: Contribution to journalArticle

Distributed Bragg reflectors
Bragg reflectors
DBR lasers
Wavelength
Lasers
11 Citations (Scopus)

Gain characteristics and femto-second optical pulse response of 1550 nm-band multi-stacked QD-SOA grown on InP(311)B substrate

Matsumoto, A., Takei, Y., Matsushita, A., Akahane, K., Matsushima, Y., Ishikawa, H. & Utaka, K., 2015 Jun 1, In : Optics Communications. 344, p. 51-54 4 p.

Research output: Contribution to journalArticle

Service oriented architecture (SOA)
Laser pulses
Logic gates
Substrates
pulses

Gain characteristics and femto-second optical pulse response of 1550nm-band QD-SOA for ultra-fast all-optical logic gate devices

Matsumoto, A., Takei, Y., Matsushita, A., Akahane, K., Matsushima, Y. & Utaka, K., 2014, Conference Proceedings - International Conference on Indium Phosphide and Related Materials. Institute of Electrical and Electronics Engineers Inc., 6880561

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Logic gates
Service oriented architecture (SOA)
Laser pulses
Laser modes
Autocorrelation

High-performance of InAlGaAs/InAlAs/InP multi-mode interference photonic switch with partial index-modulation region (MIPS-P)

Ishikawa, T., Kumai, S., Utaka, K., Amanai, H., Kurihara, K. & Shimoyama, K., 2006, Conference Proceedings - International Conference on Indium Phosphide and Related Materials. Vol. 2006. p. 16-18 3 p. 1634100

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Optical switches
Modulation

High sensitive surface plasmon resonance sensor in metallic grating loaded waveguide

Shimazu, H., Takasaki, K. & Utaka, K., 2010, Technical Digest - 15th OptoElectronics and Communications Conference, OECC2010. p. 854-855 2 p. 5588499

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Surface plasmon resonance
Waveguides
Sensors
Prisms
Remote sensing
14 Citations (Scopus)

High sensitivity and high gain optical functional device: Triangular-barrier optoelectronic switch (TOPS)

Sakata, H., Utaka, K. & Matsushima, Y., 1994 Jan 1, In : Electronics Letters. 30, 21, p. 1792-1793 2 p.

Research output: Contribution to journalArticle

Phototransistors
Optical gain
Bias voltage
Optoelectronic devices
Switches
2 Citations (Scopus)

High-speed and cNon-blocking 8×8 InAlGaAs/InAlAs Mach-Zehnder-Type optical switch fabric

Kouketsu, H., Kawasaki, S., Koyama, N., Takei, A., Taniguchi, T., Matsushima, Y. & Utaka, K., 2014 Mar 3, Optical Fiber Communication Conference, OFC 2014. Optical Society of America (OSA)

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Optical switches
Mach number

High-speed and compact non-blocking 8×8 InAlGaAs/InAlAs Mach-Zehnder-type optical switch fabric

Kouketsu, H., Kawasaki, S., Koyama, N., Takei, A., Taniguchi, T., Matsushima, Y. & Utaka, K., 2014, Optics InfoBase Conference Papers. Optical Society of America

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Optical switches
Mach number
switches
high speed