• 1303 引用
  • 19 h指数
1989 …2020

年単位の研究成果

Pureに変更を加えた場合、すぐここに表示されます。

研究成果

2020

Vertical optical waveguide comprising square base cuboid cores with size modulation for multilayer chip-to-chip interconnection

Ran, S., Kakitsuka, T. & Takahata, K., 2020, PHOTOPTICS 2020 - Proceedings of the 8th International Conference on Photonics, Optics and Laser Technology. Albella, P., Raposo, M., Andrews, D. & Ribeiro, P. (版). SciTePress, p. 174-179 6 p. (PHOTOPTICS 2020 - Proceedings of the 8th International Conference on Photonics, Optics and Laser Technology).

研究成果: Conference contribution

2019

A waveguide-based bidirectional optical delay unit with Bragg reflectors

Ao, C., Luo, R. & Takahata, K., 2019, Asia Communications and Photonics Conference, ACPC_2019. OSA - The Optical Society, (Optics InfoBase Conference Papers; 巻数 Part F138-ACPC 2019).

研究成果: Conference contribution

A waveguide-based bidirectional optical delay unit with Bragg reflectors

Ao, C., Luo, R. & Takahata, K., 2019 11, 2019 Asia Communications and Photonics Conference, ACP 2019 - Proceedings. OSA - The Optical Society, (Asia Communications and Photonics Conference, ACP; 巻数 2019-November).

研究成果: Conference contribution

New evaluation method of crosstalk penalty for PAM4 signals

Duan, S., Chen, H., Du, Q. & Takahata, K., 2019 11, 2019 Asia Communications and Photonics Conference, ACP 2019 - Proceedings. OSA - The Optical Society, (Asia Communications and Photonics Conference, ACP; 巻数 2019-November).

研究成果: Conference contribution

New evaluation method of crosstalk penalty for PAM4 signals

Duan, S., Chen, H., Du, Q. & Takahata, K., 2019, Asia Communications and Photonics Conference, ACPC_2019. OSA - The Optical Society, (Optics InfoBase Conference Papers; 巻数 Part F138-ACPC 2019).

研究成果: Conference contribution

2016

30-km Error-Free Transmission of Directly Modulated DFB Laser Array Transmitter Optical Sub-Assembly for 100-Gb Application

Kanazawa, S., Kobayashi, W., Ueda, Y., Fujisawa, T., Takahata, K., Ohno, T., Yoshimatsu, T., Ishii, H. & Sanjoh, H., 2016 8 1, : : Journal of Lightwave Technology. 34, 15, p. 3646-3652 7 p., 7389962.

研究成果: Article

23 引用 (Scopus)

56-Gbaud 4-PAM (112-Gbit/s) operation of flip-chip interconnection lumped-electrode EADFB laser module for equalizer-free transmission

Kanazawa, S., Fujisawa, T., Takahata, K., Nakanishi, Y., Yamazaki, H., Ueda, Y., Kobayashi, W., Muramoto, Y., Ishii, H. & Sanjoh, H., 2016 8 9, 2016 Optical Fiber Communications Conference and Exhibition, OFC 2016. Institute of Electrical and Electronics Engineers Inc., 7537846. (2016 Optical Fiber Communications Conference and Exhibition, OFC 2016).

研究成果: Conference contribution

8 引用 (Scopus)

Compact Hybrid-Integrated 100-Gb/s TOSA Using EADFB Laser Array and AWG Multiplexer

Ohyama, T., Doi, Y., Kobayashi, W., Kanazawa, S., Tanaka, T., Takahata, K., Kanda, A., Kurosaki, T., Ohno, T., Sanjoh, H. & Hashimoto, T., 2016 4 1, : : IEEE Photonics Technology Letters. 28, 7, p. 802-805 4 p., 7370759.

研究成果: Article

11 引用 (Scopus)

Compact Hybrid Integrated 100-Gb/s Transmitter Optical Sub-Assembly Using Optical Butt-Coupling between EADFB Lasers and Silica-Based AWG Multiplexer

Ohyama, T., Doi, Y., Kobayashi, W., Kanazawa, S., Takahata, K., Kanda, A., Kurosaki, T., Tanaka, T., Ohno, T., Sanjoh, H. & Hashimoto, T., 2016 2 1, : : Journal of Lightwave Technology. 34, 3, p. 1038-1046 9 p., 7355290.

研究成果: Article

16 引用 (Scopus)

Flip-Chip Interconnection Technique for beyond 100-Gb/s (4 × 25.8-Gb/s) EADFB Laser Array Transmitter

Kanazawa, S., Fujisawa, T., Takahata, K., Ueda, Y., Ishii, H., Iga, R., Kobayashi, W. & Sanjoh, H., 2016 1 15, : : Journal of Lightwave Technology. 34, 2, p. 296-302 7 p., 7173428.

研究成果: Article

9 引用 (Scopus)

Transmission of 214-Gbit/s 4-PAM signal using an ultra-broadband lumped-electrode EADFB laser module

Kanazawa, S., Yamazaki, H., Nakanishi, Y., Fujisawa, T., Takahata, K., Ueda, Y., Kobayashi, W., Muramoto, Y., Ishii, H. & Sanjoh, H., 2016 8 9, 2016 Optical Fiber Communications Conference and Exhibition, OFC 2016. Institute of Electrical and Electronics Engineers Inc., 7537863

研究成果: Conference contribution

42 引用 (Scopus)
2015

400-Gb/s operation of flip-chip interconnection EADFB laser array module

Kanazawa, S., Fujisawa, T., Takahata, K., Sanjoh, H., Iga, R., Ueda, Y., Kobayashi, W. & Ishii, H., 2015 3 13, Optical Fiber Communication Conference, OFC 2015. OSA - The Optical Society, (Optical Fiber Communication Conference, OFC 2015).

研究成果: Conference contribution

16 引用 (Scopus)

Compact hybrid-integrated 100-Gbit/s TOSA for 40-km transmission

Ohyama, T., Doi, Y., Kanazawa, S., Takahata, K., Kanda, A., Kurosaki, T., Ohno, T., Sanjoh, H., Kobayashi, W., Tanaka, T. & Hashimoto, T., 2015 11 30, 2015 Opto-Electronics and Communications Conference, OECC 2015. Institute of Electrical and Electronics Engineers Inc., 7340077

研究成果: Conference contribution

1 引用 (Scopus)

Flip-Chip Interconnection Lumped-Electrode EADFB Laser for 100-Gb/s/λ Transmitter

Kanazawa, S., Fujisawa, T., Takahata, K., Ito, T., Ueda, Y., Kobayashi, W., Ishii, H. & Sanjoh, H., 2015 8 15, : : IEEE Photonics Technology Letters. 27, 16, p. 1699-1701 3 p., 7113803.

研究成果: Article

32 引用 (Scopus)

High-linearity avalanche photodiode for 40-km transmission with 28-Gbaud PAM4

Nada, M., Kanazawa, S., Yamazaki, H., Nakanishi, Y., Kobayashi, W., Doi, Y., Ohyama, T., Ohno, T., Takahata, K., Hashimoto, T. & Matsuzaki, H., 2015 3 13, Optical Fiber Communication Conference, OFC 2015. OSA - The Optical Society

研究成果: Conference contribution

13 引用 (Scopus)

High-linearity avalanche photodiode for 40-km transmission with 28-Gbaud PAM4

Nada, M., Kanazawa, S., Yamazaki, H., Nakanishi, Y., Kobayashi, W., Doi, Y., Ohyama, T., Ohno, T., Takahata, K., Hashimoto, T. & Matsuzaki, H., 2015 6 10, 2015 Optical Fiber Communications Conference and Exhibition, OFC 2015. Institute of Electrical and Electronics Engineers Inc., 7121527. (Conference on Optical Fiber Communication, Technical Digest Series; 巻数 2015-June).

研究成果: Conference contribution

5 引用 (Scopus)

High-Speed (400 Gb/s) Eight-Channel EADFB Laser Array Module Using Flip-Chip Interconnection Technique

Kanazawa, S., Fujisawa, T., Ishii, H., Takahata, K., Ueda, Y., Iga, R. & Sanjoh, H., 2015 11 1, : : IEEE Journal on Selected Topics in Quantum Electronics. 21, 6, 7064702.

研究成果: Article

11 引用 (Scopus)

Low Driving Voltage Operation of MZI-Type EA Modulator Integrated with DFB Laser Using Optical Absorption and Interferometric Extinction

Ueda, Y., Fujisawa, T., Kanazawa, S., Kobayashi, W., Takahata, K., Sanjoh, H., Ishii, H. & Kohtoku, M., 2015 11 1, : : IEEE Journal on Selected Topics in Quantum Electronics. 21, 6, 7080894.

研究成果: Article

5 引用 (Scopus)

Transmitter Optical Subassembly Using a Polarization Beam Combiner for 100 Gbit/s Ethernet over 40-km Transmission

Ohyama, T., Ohki, A., Takahata, K., Ito, T., Nunoya, N., Mawatari, H., Fujisawa, T., Kanazawa, S., Iga, R. & Sanjoh, H., 2015 5 15, : : Journal of Lightwave Technology. 33, 10, p. 1985-1992 8 p., 7050237.

研究成果: Article

11 引用 (Scopus)
2014

8 × 50-Gb/s simultaneous operation of EADFB laser array using flip-chip interconnection technique

Kanazawa, S., Fujisawa, T., Takahata, K., Sanjoh, H., Iga, R. & Ishii, H., 2014 12 16, Conference Digest - IEEE International Semiconductor Laser Conference. Institute of Electrical and Electronics Engineers Inc., p. 58-59 2 p. 6987449. (Conference Digest - IEEE International Semiconductor Laser Conference).

研究成果: Conference contribution

2 引用 (Scopus)

Compact flip-chip interconnection 112-Gbit/s EADFB laser array module with high eye-mask margin

Kanazawa, S., Fujisawa, T., Nunoya, N., Ohki, A., Takahata, K., Sanjoh, H., Iga, R. & Ishii, H., 2014 1 1, : : Journal of Lightwave Technology. 32, 1, p. 115-121 7 p., 6664988.

研究成果: Article

12 引用 (Scopus)

Compact flip-chip interconnection 8 × 50 Gbit/s EADFB laser array module for 400 Gbit/s transceiver

Kanazawa, S., Fujisawa, T., Ohki, A., Takahata, K., Sanjoh, H., Iga, R. & Ishii, H., 2014 3 27, : : Electronics Letters. 50, 7, p. 533-534 2 p.

研究成果: Article

14 引用 (Scopus)

Flipchip mounted 25.8Gb/s directly modulated InGaAsP DFB laser with Rudoped semiinsulating buried heterostructure

Kanazawa, S., Ito, T., Sato, T., Iga, R., Kobayashi, W., Takahata, K., Sanjoh, H. & Ishii, H., 2014 12 19, : : ieice electronics express. 12, 1, p. 1-4 4 p., 20141028.

研究成果: Article

3 引用 (Scopus)

InP-based compact transversal filter for monolithically integrated light source array

Ueda, Y., Fujisawa, T., Takahata, K., Kohtoku, M. & Ishii, H., 2014 1 1, : : Optics Express. 22, 7, p. 7844-7851 8 p.

研究成果: Article

11 引用 (Scopus)

Successful demonstration of low-voltage (1 Vpp) MZI-Type EAM-integrated DFB laser for 25.8-Gbit/s 40-km transmission

Ueda, Y., Fujisawa, T., Kanazawa, S., Kobayashi, W., Takahata, K., Sanjoh, H. & Ishii, H., 2014 12 16, Conference Digest - IEEE International Semiconductor Laser Conference. Institute of Electrical and Electronics Engineers Inc., p. 52-53 2 p. 6987446. (Conference Digest - IEEE International Semiconductor Laser Conference).

研究成果: Conference contribution

1 引用 (Scopus)

Very-low-voltage operation of Mach-Zehnder interferometer-type electroabsorption modulator using asymmetric couplers

Ueda, Y., Fujisawa, T., Kanazawa, S., Kobayashi, W., Takahata, K. & Ishii, H., 2014 6 16, : : Optics Express. 22, 12, p. 14610-14616 7 p.

研究成果: Article

7 引用 (Scopus)
2013

4×25-Gbit/s EADFB laser array monolithically integrated with cascaded Mach-Zhender multiplexer

Fujisawa, T., Kanazawa, S., Ueda, Y., Kobayashi, W., Takahata, K., Ohki, A., Itoh, T., Kohtoku, M. & Ishii, H., 2013 10 28, 2013 18th OptoElectronics and Communications Conference Held Jointly with 2013 International Conference on Photonics in Switching, OECC/PS 2013. 6597325. (2013 18th OptoElectronics and Communications Conference Held Jointly with 2013 International Conference on Photonics in Switching, OECC/PS 2013).

研究成果: Conference contribution

50 Gbit/s uncooled operation (5-85°C) of 1.3 μm electroabsorption modulator integrated with DFB laser

Fujisawa, T., Kanazawa, S., Kobayashi, W., Takahata, K., Ohki, A., Iga, R. & Ishii, H., 2013 1 31, : : Electronics Letters. 49, 3, p. 204-205 2 p.

研究成果: Article

7 引用 (Scopus)

Compact 100 Gb/s ethernet transmitter optical sub-assembly using polarization beam combiner

Ohyama, T., Ohki, A., Takahata, K., Ito, T., Nunoya, N., Fujisawa, T., Kanazawa, S., Iga, R. & Sanjoh, H., 2013 12 15, : : IEEE Photonics Technology Letters. 25, 24, p. 2416-2418 3 p., 6648435.

研究成果: Article

9 引用 (Scopus)

Compact 100GbE transmitter optical sub-assembly using polarization beam combiner

Ohyama, T., Ohki, A., Takahata, K., Ito, T., Nunoya, N., Fujisawa, T., Iga, R. & Sanjoh, H., 2013 10 28, 2013 18th OptoElectronics and Communications Conference Held Jointly with 2013 International Conference on Photonics in Switching, OECC/PS 2013. 6597326. (2013 18th OptoElectronics and Communications Conference Held Jointly with 2013 International Conference on Photonics in Switching, OECC/PS 2013).

研究成果: Conference contribution

4 引用 (Scopus)

InP-based compact reflection-type transversal filter

Ueda, Y., Fujisawa, T., Takahata, K., Kohtoku, M., Takahashi, H. & Ishii, H., 2013 8 26, 2013 International Conference on Indium Phosphide and Related Materials, IPRM 2013. 6562627. (Conference Proceedings - International Conference on Indium Phosphide and Related Materials).

研究成果: Conference contribution

2 引用 (Scopus)

Low crosstalk and high modulation bandwidth 100GbE optical transmitter using flip-chip interconnects

Kanazawa, S., Fujisawa, T., Takahata, K., Ohki, A., Iga, R. & Ishii, H., 2013 8 26, 2013 International Conference on Indium Phosphide and Related Materials, IPRM 2013. 6562619. (Conference Proceedings - International Conference on Indium Phosphide and Related Materials).

研究成果: Conference contribution

Low-loss cascaded mach-zehnder multiplexer integrated 25-Gbits × 4-Lane EADFB laser array for future CFP4 100 GbE transmitter

Fujisawa, T., Kanazawa, S., Ueda, Y., Kobayashi, W., Takahata, K., Ohki, A., Ito, T., Kohtoku, M. & Ishii, H., 2013 11 15, : : IEEE Journal of Quantum Electronics. 49, 12, p. 1001-1007 7 p., 2284242.

研究成果: Article

25 引用 (Scopus)

Ultracompact, 160-Gbit/s transmitter optical subassembly based on 40-Gbit/s × 4 monolithically integrated light source

Fujisawa, T., Itoh, T., Kanazawa, S., Takahata, K., Ueda, Y., Iga, R., Sanjo, H., Yamanaka, T., Kotoku, M. & Ishii, H., 2013 1 14, : : Optics Express. 21, 1, p. 182-189 8 p.

研究成果: Article

12 引用 (Scopus)

Ultra-compact 100 GbE transmitter optical sub-assembly for 40-km SMF transmission

Kanazawa, S., Fujisawa, T., Nunoya, N., Ohki, A., Takahata, K., Sanjoh, H., Iga, R. & Ishii, H., 2013 1 18, : : Journal of Lightwave Technology. 31, 4, p. 602-608 7 p., 6302159.

研究成果: Article

43 引用 (Scopus)

Very-low-voltage operation of mach-zehnder interferometer-type electroabsorption modulator

Ueda, Y., Fujisawa, T., Kanazawa, S., Kobayashi, W., Takahata, K. & Ishii, H., 2013 12 1, 39th European Conference and Exhibition on Optical Communication, ECOC 2013. 622 CP 版 p. 342-344 3 p. (IET Conference Publications; 巻数 2013, 番号 622 CP).

研究成果: Conference contribution

2012

1.3-μm, 4 × 25-Gbit/s, EADFB laser array module with large-output-power and low-driving-voltage for energy-efficient 100GbE transmitter

Fujisawa, T., Kanazawa, S., Takahata, K., Kobayashi, W., Tadokoro, T., Ishii, H. & Kano, F., 2012 1 2, : : Optics Express. 20, 1, p. 614-620 7 p.

研究成果: Article

68 引用 (Scopus)

Electroabsorption modulator integrated light sources for future high-speed ethernet

Fujisawa, T., Kanazawa, S., Takahata, K. & Ishii, H., 2012 12 1, : : NTT Technical Review. 10, 12

研究成果: Article

Extremely compact transmitter optical sub-assembly for next-generation 10-km 100GbE transceivers

Takahata, K., Fujisawa, T., Ohki, A., Kanazawa, S., Yamanaka, T., Sanjoh, H., Iga, R. & Ishii, H., 2012 12 11, : : Conference Digest - IEEE International Semiconductor Laser Conference. p. 56-57 2 p., 6348332.

研究成果: Conference article

3 引用 (Scopus)

Extremely small-form 100GbE transmitter optical sub-assembly for future inter data center cloud networks

Kanazawa, S., Fujisawa, T., Nunoya, N., Ohki, A., Takahata, K., Sanjoh, H., Iga, R. & Ishii, H., 2012 5 24, 2012 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference, OFC/NFOEC 2012. 6192247. (2012 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference, OFC/NFOEC 2012).

研究成果: Conference contribution

Extremely small-form 100GbE transmitter optical sub-assembly for future inter data center cloud networks

Kanazawa, S., Fujisawa, T., Nunoya, N., Ohki, A., Takahata, K., Sanjoh, H., Iga, R. & Ishii, H., 2012, National Fiber Optic Engineers Conference, NFOEC 2012. Optical Society of America (OSA), (National Fiber Optic Engineers Conference, NFOEC 2012).

研究成果: Conference contribution

1 引用 (Scopus)

Extremely small-form 100GbE transmitter optical sub-assembly for future inter data center cloud networks

Kanazawa, S., Fujisawa, T., Nunoya, N., Ohki, A., Takahata, K., Sanjoh, H., Iga, R. & Ishii, H., 2012 12 1, National Fiber Optic Engineers Conference, NFOEC 2012. (National Fiber Optic Engineers Conference, NFOEC 2012).

研究成果: Conference contribution

Extremely small-form 100GbE transmitter optical sub-assembly for future inter data center cloud networks

Kanazawa, S., Fujisawa, T., Nunoya, N., Ohki, A., Takahata, K., Sanjoh, H., Iga, R. & Ishii, H., 2012, Optical Fiber Communication Conference, OFC 2012. Optical Society of America (OSA), (Optics InfoBase Conference Papers).

研究成果: Conference contribution

Theoretical and experimental investigations of laser characteristics of novel rear-grating structure and its application to uncooled light source

Fujisawa, T., Takahata, K., Kobayashi, W., Iga, R. & Ishii, H., 2012 12 6, 2012 Conference on Lasers and Electro-Optics, CLEO 2012. 6325596. (2012 Conference on Lasers and Electro-Optics, CLEO 2012).

研究成果: Conference contribution

Ultracompact, 160-Gbit/s transmitter optical subassembly based on 40-Gbit/s×4 monolithically integrated light source

Fujisawa, T., Kanazawa, S., Takahata, K., Ohki, A., Ueda, Y., Iga, R., Sanjo, H., Yamanaka, T., Kohtoku, M. & Ishii, H., 2012 12 1.

研究成果: Paper

Ultracompact, 160-Gbit/s transmitter optical subassembly based on 40-Gbit/s×4 monolithically integrated light source

Fujisawa, T., Kanazawa, S., Takahata, K., Ohki, A., Ueda, Y., Iga, R., Sanjo, H., Yamanaka, T., Kohtoku, M. & Ishii, H., 2012 12 1, 2012 38th European Conference and Exhibition on Optical Communications, ECOC 2012. 6706242. (European Conference on Optical Communication, ECOC).

研究成果: Conference contribution

Ultracompact, 160-Gbit/s transmitter optical subassembly based on 40-Gbit/s × 4 monolithically integrated light source

Fujisawa, T., Kanazawa, S., Takahata, K., Ohki, A., Ueda, Y., Iga, R., Sanjo, H., Yamanaka, T., Kohtoku, M. & Ishii, H., 2012 12 1, 2012 38th European Conference and Exhibition on Optical Communications, ECOC 2012. (European Conference on Optical Communication, ECOC).

研究成果: Conference contribution

Ultra-high-speed electroabsorption modulator integrated lasers for 100GbE and beyond

Fujisawa, T., Kanazawa, S., Takahata, K., Kobayashi, W., Tadokoro, T., Iga, R. & Ishii, H., 2012 10 23, Technical Digest - 2012 17th Opto-Electronics and Communications Conference, OECC 2012. p. 75-76 2 p. 6276378. (Technical Digest - 2012 17th Opto-Electronics and Communications Conference, OECC 2012).

研究成果: Conference contribution

6 引用 (Scopus)

Watt-level fluoride glass Raman fiber laser

Fujisawa, T., Takahata, K., Kobayashi, W., Iga, R. & Ishii, H., 2012 12 1, CLEO: Science and Innovations, CLEO_SI 2012. p. CM1A.4 (CLEO: Science and Innovations, CLEO_SI 2012).

研究成果: Conference contribution

2011

1.3m, 50Gbit/s electroabsorption modulators integrated with DFB laser for beyond 100G parallel LAN applications

Fujisawa, T., Takahata, K., Kobayashi, W., Tadokoro, T., Fujiwara, N., Kanazawa, S. & Kano, F., 2011 6 9, : : Electronics Letters. 47, 12, p. 708-710 3 p.

研究成果: Article

44 引用 (Scopus)