• 1767 Citations
  • 24 h-Index
1978 …2019

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Article
2019

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., 2019 Jan 9, In : Physica Status Solidi (A) Applications and Materials Science. 216, 1, 1800529.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2017

Polarization-independent and colorless switching operation of three-dimensional 4 - 4 polymer optical switch with two-layered waveguide structure

Kimura, Y., Kobayashi, H., Ema, K., Matsushima, Y., Ishikawa, H. & Utaka, K., 2017 Dec 1, In : Japanese Journal of Applied Physics. 56, 12, 120304.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2015

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

11 Citations (Scopus)
2014

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

17 Citations (Scopus)

Intermixing of InP-based quantum dots and application to micro-ring resonator wavelength-selective filter for photonic integrated devices

Matsumoto, A., Matsushita, A., Takei, Y., Akahane, K., Matsushima, Y., Ishikawa, H. & Utaka, K., 2014 Sep 1, In : Applied Physics Express. 7, 9, 092801.

Research output: Contribution to journalArticle

13 Citations (Scopus)
2013

Numerical analysis of ultrafast performances of all-optical logic-gate devices integrated with InAs QD-SOA and ring resonators

Matsumoto, A., Kuwata, K., Matsushita, A., Akahane, K. & Utaka, K., 2013 Jan 1, In : IEEE Journal of Quantum Electronics. 49, 1, p. 51-58 8 p., 6332458.

Research output: Contribution to journalArticle

24 Citations (Scopus)
2012

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 Apr 26, In : IEEE Photonics Technology Letters. 24, 9, p. 757-759 3 p., 6151035.

Research output: Contribution to journalArticle

10 Citations (Scopus)
2009

Nonblocking N×N integrated photonic switching architecture using rearrangeable nested rings

Xie, N. & Utaka, K., 2009 Dec 1, In : Optical Engineering. 48, 9, 095401.

Research output: Contribution to journalArticle

Polarization-independent low-crosstalk operation of InAlGaAs-InAlAs mach-zehnder interferometer-type photonic switch with hybrid waveguide structure

Ueda, Y., Nakamura, S., Fujimoto, S., Yamada, H., Utaka, K., Shiota, T. & Kitatani, T., 2009 Aug 15, In : IEEE Photonics Technology Letters. 21, 16, p. 1118-1120 3 p.

Research output: Contribution to journalArticle

16 Citations (Scopus)

Very low-power, polarization-independent, and high-speed polymer thermooptic switch

Xie, N., Hashimoto, T. & Utaka, K., 2009 Dec 1, In : IEEE Photonics Technology Letters. 21, 24, p. 1861-1863 3 p., 5290106.

Research output: Contribution to journalArticle

34 Citations (Scopus)

Very low power operation of compact MMI polymer thermooptic switch

Xie, N., Hashimoto, T. & Utaka, K., 2009 Sep 15, In : IEEE Photonics Technology Letters. 21, 18, p. 1335-1337 3 p.

Research output: Contribution to journalArticle

19 Citations (Scopus)
2008

Tunable monolithic DWDM band-selection interleaver filter switch on silicon-on-insulator substrate

Wu, Z., Honda, S., Matsui, J., Utaka, K., Edura, T., Tokuda, M., Tsutsui, K. & Wada, W., 2008 Oct 1, In : Journal of Lightwave Technology. 26, 19, p. 3363-3368 6 p.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Very-low-current and high-speed switching operation of InAlGaAs/InAlAs/InP Mach-Zehnder interferometer-type photonic switch

Ueda, Y., Nakamura, S., Utaka, K., Shiota, T. & Kitatani, T., 2008 Sep 1, In : Applied Physics Express. 1, 9, p. 923011-923013 3 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)
2007

Largely-tunable wideband Bragg gratings fabricated on SOI rib waveguides employed by deep-RIE

Honda, S., Wu, Z., Matsui, J., Utaka, K., Edura, T., Tokuda, M., Tsutsui, K. & Wada, Y., 2007 May 28, In : Electronics Letters. 43, 11, p. 630-631 2 p.

Research output: Contribution to journalArticle

33 Citations (Scopus)
2006

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 1, In : Pan Tao Ti Hsueh Pao/Chinese Journal of Semiconductors. 27, 8, p. 1347-1350 4 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Operational design on high-speed semiconductor optical amplifier with assist light for application to wavelength converters using cross-phase modulation

Matsumoto, A., Nishimura, K., Utaka, K. & Usami, M., 2006 Mar 1, In : IEEE Journal of Quantum Electronics. 42, 3, p. 313-323 11 p., 01597418.

Research output: Contribution to journalArticle

36 Citations (Scopus)

Tapered multimode interference combiners for coherent receivers

Wu, Z., Zhang, W., Wang, Z., Kai, G., Yuan, S., Dong, X., Katsuyuki, U. & Yasuo, W., 2006 Feb 1, In : Pan Tao Ti Hsueh Pao/Chinese Journal of Semiconductors. 27, 2, p. 328-335 8 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)
2005

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

Kumai, S., Ishikawa, T., Okazaki, A., Hiroshi, Y., Utaka, K., Amanai, H., Kurihara, K. & Shimoyama, K., 2005, In : IEICE Electronics Express. 2, 23, p. 578-582 5 p.

Research output: Contribution to journalArticle

18 Citations (Scopus)

Implementation of tapered multimode interference lightwave combiner on silicon-on-insulator substrate with negligible back-reflection

Wu, Z., Nakamura, K., Honda, S., Utaka, K., Edura, T., Tsutsui, K. & Wada, Y., 2005 Dec 1, In : Japanese Journal of Applied Physics, Part 2: Letters. 44, 28-32, p. L923-L925

Research output: Contribution to journalArticle

4 Citations (Scopus)
6 Citations (Scopus)

Study on tapered multimode interference-based coherent lightwave combiners

Zhigang, W. U. & Utaka, K., 2005 Jan 1, In : IEICE Transactions on Electronics. E88-C, 5, p. 1005-1011 7 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)
2004
1 Citation (Scopus)
2002

Large area InP submicron two-dimensional (2D) periodic structures fabricated by two-time laser holography

Ohira, T., Segawa, T., Nagai, K., Utaka, K. & Nakao, M., 2002 Feb 1, In : Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers. 41, 2 B, p. 1085-1089 5 p.

Research output: Contribution to journalArticle

15 Citations (Scopus)

Multimode interference photonic switches (MIPS)

Nagai, S., Morishima, G., Inayoshi, H. & Utaka, K., 2002 Apr 1, In : Journal of Lightwave Technology. 20, 4, p. 675-681 7 p.

Research output: Contribution to journalArticle

77 Citations (Scopus)
2001
2000

Versatile multimode interference photonic switches with partial index-modulation regions

Yagi, M., Nagai, S., Inayoshi, H. & Utaka, K., 2000 Mar 16, In : Electronics Letters. 36, 6, p. 533-534 2 p.

Research output: Contribution to journalArticle

53 Citations (Scopus)
1999

InGaAsP/InP multi-mode interference photonic switches for monolithic photonic integrated circuits

Nagai, S., Morishima, G., Yagi, M. & Utaka, K., 1999 Dec 1, In : Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers. 38, 2 B, p. 1269-1272 4 p.

Research output: Contribution to journalArticle

13 Citations (Scopus)
1996

Optically controlled S- and N-shaped negative differential resistances by resonant-tunnelling triangular-barrier optoelectronic switch (R-TOPS)

Sakata, H., Utaka, K. & Matsushima, Y., 1996 Jan 1, In : Optical and Quantum Electronics. 28, 5, p. 591-597 7 p.

Research output: Contribution to journalArticle

1995

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

Sakata, H., Utaka, K. & Matsushima, Y., 1995 Jun 22, In : Electronics Letters. 31, 13, p. 1098-1099 2 p.

Research output: Contribution to journalArticle

Resonant-tunneling triangular-barrier optoelectronic switch by gas source molecular beam epitaxy

Sakata, H., Utaka, K. & Matsushima, Y., 1995 Jan 1, In : Journal of Crystal Growth. 150, p. 1389-1394 6 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Triangular-barrier optoelectronic switch by gas source molecular beam epitaxy

Sakata, H., Utaka, K. & Matsushima, Y., 1995 Jan 1, In : Journal of Crystal Growth. 150, p. 1384-1388 5 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)
1994

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

14 Citations (Scopus)

Metalorganic vapor phase epitaxy growth of InGaAsP multi quantum well laser diodes using entirely organic sources

Horita, M., Tsurusawa, M., Utaka, K. & Matsushima, Y., 1994 Dec 2, In : Journal of Crystal Growth. 145, 1-4, p. 886-891 6 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Novel bistable device; resonant-tunnelling triangular-barrier optoelectronic switch (R-TOPS)

Sakata, H., Utaka, K. & Matsushima, Y., 1994 Jan 1, In : Electronics Letters. 30, 20, p. 1714-1716 3 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)
1993

Impurity doping in InP layer grown by metalorganic vapor-phase epitaxy using tertiarybutylphosphine and organic doping sources

Horita, M., Suzuki, M., Matsushima, Y. & Utaka, K., 1993 Dec 1, In : Journal of Applied Physics. 74, 7, p. 4737-4740 4 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Transform-Limited Optical Pulse Generation up to 20-GHz Repetition Rate by a Sinusoidally Driven InGaAsP Electroabsorption Modulator

Suzuki, M., Tanaka, H., Edagawa, N., Utaka, K. & Matsushima, Y., 1993 Mar, In : Journal of Lightwave Technology. 11, 3, p. 468-473 6 p.

Research output: Contribution to journalArticle

70 Citations (Scopus)

Wavelength-Tunable InGaAsP-InP Multiple-λ/4-Shifted Distributed Feedback Laser

Horita, M., Utaka, K. & Matsushima, Y., 1993 Jun, In : IEEE Journal of Quantum Electronics. 29, 6, p. 1810-1816 7 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)
1992

Transform-limited 14ps optical pulse generation with 15GHz repetition rate by ingaasp electroabsorption modulator

Suzuki, M., Tanaka, H., Utaka, K., Edagawa, N. & Matsushima, Y., 1992 May 21, In : Electronics Letters. 28, 11, p. 1007-1008 2 p.

Research output: Contribution to journalArticle

63 Citations (Scopus)
1991

Novel Wavelength-Tunable Active-Filter-Type Laser Diodes

Horita, M., Utaka, K. & Matsushima, Y., 1991 Jan 1, In : IEEE Journal of Quantum Electronics. 27, 6, p. 1625-1629 5 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)
1989

MBE growth of InAs/AlInAs strained-layer multi quantum wells for optical device applications

Matsushima, Y., Kato, H., Utaka, K. & Sakai, K., 1989 Feb 2, In : Journal of Crystal Growth. 95, 1-4, p. 210-214 5 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Narrow Spectral Linewidth of MBE-Grown GalnAs / AlInAs MQW Lasers in the 1.55 μm Range

Matsushima, Y., Utaka, K. & Sakai, K., 1989 Jan 1, In : IEEE Journal of Quantum Electronics. 25, 6, p. 1376-1380 5 p.

Research output: Contribution to journalArticle

12 Citations (Scopus)
1988

InGaAs-CAP-MONITOR INTEGRATED 1. 55 mu m lambda /4-SHIFTED DFB LASERS WITH HIGHER OUTPUT DESIGN.

Usami, M., Akiba, S., Utaka, K. & Matsushima, Y., 1988 Jan 1, In : IEE proceedings. Part J, Optoelectronics. 135, 4, p. 289-297 9 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
1987

1.5-μm λ/4-Shifted InGaAsP/InP DFB Lasers

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

Research output: Contribution to journalArticle

36 Citations (Scopus)

Asymmetric λ/4-Shifted InGaAsP/InP DFB Lasers

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

Research output: Contribution to journalArticle

46 Citations (Scopus)

A Vertical Monolithic Combination of an InGaAsP/InP Laser and a Heterojunction Bipolar Transistor

Chen, T. R., Zhuang, Y., Utaka, K., Liu, Y. Y. & Yariv, A., 1987 Jun, In : IEEE Journal of Quantum Electronics. 23, 6, p. 919-924 6 p.

Research output: Contribution to journalArticle

14 Citations (Scopus)

Room-Temperature CW Operation of Mbe-Grown Galnas/AllnAs Mow Lasers IN 1.5 μm Range

Matsushima, Y., Utaka, K., Sakai, K., Takeuchi, O. & Takeuchi, O., 1987 Jan 1, In : Electronics Letters. 23, 24, p. 1271-1273 3 p.

Research output: Contribution to journalArticle

15 Citations (Scopus)

Spectral behaviour of aged 1.55 μm λ/4-shifted dfb lasers

Akiba, S., Matsushima, Y., Usami, M. & Utaka, K., 1987 Jan 1, In : Electronics Letters. 23, 7, p. 316-318 3 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Vertical integration of an InGaAsP/InP heterojunction bipolar transistor and a double heterostructure laser

Chen, T. R., Utaka, K., Zhuang, Y. H., Liu, Y. Y. & Yariv, A., 1987 Dec 1, In : Applied Physics Letters. 50, 14, p. 874-876 3 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)
1986

γ/4-Shifted InGaAsP/InP DFB Lasers

Utaka, K., Akiba, S., Sakai, K. & Matsushima, Y., 1986 Jul, In : IEEE Journal of Quantum Electronics. 22, 7, p. 1042-1051 10 p.

Research output: Contribution to journalArticle

109 Citations (Scopus)
1985

Longitudinal-Mode Behaviour Of λ/4-Shifted InGaAsP/InP DFB Lasers

Utaka, K., Akiba, S., Sakai, K. & Matsushima, Y., 1985 Jan 1, In : Electronics Letters. 21, 9, p. 367-369 3 p.

Research output: Contribution to journalArticle

15 Citations (Scopus)