New! Takehiro Nishida, Satoshi Shinada, Naoya Wada, Takeru Yamaji, and Yoshiyasu Ueno,
"Ultrafast distortion-free semiconductor-based all-optical gate that contains optical-spectrum's phase-and-amplitude synthesizer,"
22nd Annual Meeting of IEEE Photonics Society, Oct. 4-8, 2009, Belek-Antalya, Turkey, paper no. TuB4.
full text
New! Jun Sakaguchi, Takehiro Nishida, and Yoshiyasu Ueno,
"200-Gb/s wavelength conversion using a delayed-interference all-optical semiconductor gate assisted by nonlinear polarization rotation,"
Optics Communications vol. 282, no. 9, pp. 1728-1733, May 2009.
abstract , full text
Ryoichi Nakamoto, Hiroyuki Takeuchi, Jun Sakaguchi, and Yoshiyasu Ueno,
"1.55-um, mode-locked, single-longitudinal-mode, 10-GHz, 2-ps, ultra-short optical pulse train from our original semiconductor-based pulse-source scheme,"
Topical Conference on Nanophotonics (NANO), Optical Society of America, May 26-29, 2008, Southeast Univ., Nanjing, P.R. China, paper no. Nano-08-191.
Jun Sakaguchi, "200-Gb/s waveform analysis of ultrafast all-optical semiconductor gates towards low-power consumption operation,"
June 26, 2008, PhD thesis, fully qualified by the COE program's standard in National University of Electro-Communications, Tokyo, Japan.
full text in English (4.6MB)
Jun Sakaguchi, Mads L. Nielsen, Takashi Ohira, Rei Suzuki, and Yoshiyasu Ueno,
"Analysis of sub-pulse generation from the delayed-interference signal-wavelength converter for a wide carrier recovery rate range,"
Jpn. J. Appl. Phys. vol. 47, no. 9, pp. 7182-7189, Sept. 2008.
abstract ,
full text
Jun Sakaguchi, Ferran Salleras, Kohsuke Nishimura, and Yoshiyasu Ueno, "Frequency-dependent electric dc power consumption model including quantum-conversion efficiencies in ultrafast all-optical semiconductor gates,"
Optics Express vol. 15, no. 22, pp. 14887-14900, Oct. 2007.
abstract , full text
Ferran Salleras, Masanori Honma, Jun Sakaguchi, Yoshiyasu Ueno, Nobuhiko Ozaki, Yoshinori Kitagawa, Kiyoshi Asakawa, Naoki Ikeda, Yoshimasa Sugimoto, "Criterion for removing a delayed peak from the ultrafast nonlinear response of photonic crystal/quantum dot waveguides,"
1st Nonlinear Photonics Topical Meeting (NP 2007), Optical Society of America, Quebec city, Canada, Sept. 2-6, 2007, paper no. NTuC6. full text
Prof. Yong Liu, Prof. Shangjian Zhang, Univ. of Electronic Science and Technology of China (UESTC), Chengdu, China.
荒川太郎准教授, 横浜国立大学 (横浜市)
植之原裕之准教授, 東京工業大学 (横浜市)
浜本貴一教授, 九州大学、福岡市)
石川浩博士・秋本良一博士, 産業技術総合研究所 (AIST, 筑波市)
富士通研究所 (川崎市)
住友電工株式会社 (横浜市)
NEC研究所 (川崎市)
アンリツ株式会社 (厚木市)
NTTフォトニクス研究所 (厚木市)
Prof. Jian Wu, Key Laboratory of Information Photonics and Optical Communications,
Beijing Univ. of Posts and Telecommunications (BUPT), Beijing, P.R. China.
Prof. Juerg Leuthold, Karlsruhe University, Germany.
など。
the 9th Lab-members Camp in rural Lodge (both present and aluni research members),
the University Seminar House, Hachioji city, May 17-19, 2012.
Prof. Jian Wu, Key Laboratory of Information Photonics and Optical Communications,
Beijing Univ. of Posts and Telecommunications (BUPT), Beijing, P.R. China.
荒川太郎准教授(横浜国立大学、横浜市)
植之原裕之准教授(東京工業大学、横浜市)
石川浩博士・大苗敦博士・洪鋒雷博士、産業技術総合研究所(AIST, 筑波市)
住友電工株式会社、住友電工デバイス・イノベーション株式会社(横浜市)
アンリツ株式会社(厚木市)
富士通株式会社(川崎市)
ルネサスエレクトロニクス株式会社(川崎市)
日本オプネクスト株式会社(横浜市)
日本IBM株式会社(東京都)
など。
the 8th Lab-members Camp in rural Lodge (10 research students and Ueno),
UEC Sugadaira-Heights Seminar House, Ueda city, Nagano prefecture, Sept. 16-18, 2011.
Prof. Jian Wu, Key Laboratory of Information Photonics and Optical Communications, Beijing Univ. of Posts and Telecommunications (BUPT), Beijing, P.R. China.
the 5th Lab-members Camp in rural Lodge,
the University Seminar House,
Hachioji city, May 21-22, 2010.
Prof. Jian Wu, Key Laboratory of Information Photonics and Optical Communications, Beijing Univ. of Posts and Telecommunications (BUPT), Beijing, P.R. China.
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*1: 2009年4月から同年9月まで入学希望(2008年11月)。 *2: 入学取下げ(2月)。
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the third-year Spring School,
the University Seminar House, Hachioji city, May 15-16, 2009.
Eindhoven Univ. of Technology, COBRA, Eindhoven, Netherlands: H.J.S. Dorren, H. de Waardt, E. Tangdiongga, Y. Liu, A.M.J. Koonen, M. Smit, G.D. Khoe, et al.
University of Karlsruhe, Karlsruhe, Germany: J. Leuthold, et al.
Technical University of Denmark, COM, Copenhagen (Lyngby), Denmark: Kristian Stubkjaer, J. Mørk, M.L. Nielsen, Leif K. Oxenløwe, P. Jeppesen, et al.
Univ. Southern California, USA: Alan E. Willner, et al.
Purdue University, Indiana, USA: Andrew M. Weiner, et al.
Heinrich Herz Institute of Technology, Berlin, Germany: R. Ludwig, B. Sartorius, H-P. Nolting, H.G. Weber, et al.
Univ. College Cork, Cork, Ireland: D. Cotter, R. Manning, A. Ellis, et al.
MIT Lincoln Lab., Boston, MA, USA: S. Hamilton, B. Robinson, et al.
Massachusetts Institute of Technology, Boston, USA: E.P. Ippen, et al.
Univ. California Santa Barbara, CA, USA: J.E. Bowers, D. Blumenthal, L. Coldren, et al.
Univ. Central Florida, Orlando, USA: P. Delfyett, G. Li, G.I. Stegeman, P. Li KamWa, et al.
Beijing Univ. of Posts and Telecommunications, Beijing, P.R. China: Jian Wu, Xiaobin Hong, Jinton Lin.
National Technical University of Athens, Athens, Greece: H. Avramopoulos, et al.
Univ. California Davis, CA, USA: B. Yoo, et al.
Univ. Cambridge, UK: R.V. Penty, et al.
Princeton Univ., Princeton, NJ, USA: P. Prucnal, I. Glesk et al.
Federal Institute of Technology, Zurich, Switzerland: H. Melchior, G. Guekos, et al.
Univ. of Tokushima, Tokushima: K. Tajima, et al.
Univ. Tsukuba, Tsukuba: K. Asakawa, Y. Sugimoto, et al.
National Institute of Advanced Industrial Science and Technol. (AIST), Tsukuba: H. Ishikawa, S. Ohkouchi, A. Onae, K. Minoshima, F-L. Hong, H. Tsuchida
Univ. Tokyo, Tokyo: Y. Nakano, Y. Arakawa, K. Kikuchi, S. Yamashita, T. Kamiya, M.K. Gonokami, et al.
Nara Institute of Science and Technol., Nara: H. Kawaguchi, et al.
National Defense Academy, Tokyo: M. Saruwatari, K. Tsuji, et al.
Tohoku University, Sendai: M. Nakazawa, et al.
National Institute of Information and Commun. Technol. (NICT), Koganei, Tokyo: T. Miyazaki, N. Wada, K.S. Abedin, M. Tsuchiya, Y. Matsushima, et al.
Tokyo Institute of Technology, Kanagawa: H. Uenohara, K. Kobayashi, T. Mizumoto, et al.
Tokyo Univ. of Agriculture and Technology, Tokyo: R. Lang
Osaka University: M. Matsumoto, K. Itoh, et al.
Univ. Electro-Communications, Tokyo: N. Kishi, M. Matsuura, K. Yamaguchi, K. Ueda, T. Miki, K. Hakuta, et al.
industry
KDDI R&D Labs., Kamifukuoka, Saitama: K. Nishimura, T. Yazaki, M. Hattori, M. Usami, Y. Matsushima, et al.
NEC R&D Labs., Tsukuba, Ibaraki: S. Nakamura, I. Ogura, Y. Hashimoto, T. Sasaki, et al.
NTT Photonics Labs., Atsugi, Kanagawa: Y. Yoshikuni, T. Segawa, H. Suzuki, M. Kodama, et al.
Fujitsu R&D Labs., Atsugi, Kanagawa: T. Akiyama, H. Kuwatsuka, et al.
Oki Electric R&D Labs., Hachioji, Tokyo: K. Fujii, H. Tsuji, H. Ogawa, et al.
Mitsubishi R&D Labs.
Anritsu R&D Labs., Atsugi, Kanagawa: A. Otani, et al.
Center for Integrated Photonics (previously British Telecom Labs.), Ipswich, UK: A.J. Poustie, G. Maxwell, et al.
Alcatel R&D Labs., Stuttgart, Germany: E. Lach, et al.
Lucent Technology, Bell Labs., Holmdel, NJ, USA: G. Raybon, et al.
Alphion, NJ, USA: J. Sarathy, B. Stefanov, L. Spiekman, et al.
2009. 10.28-30. 3ヶ国3大学間の第4回トライアングルフォーラム(4th Triangle Symposium on Advanced Information and Communication Technology, TriSAI 2009)を電気通信大学構内で開催。
中国大学(BUPT)と韓国大学(KAIST)の参加者数合計約60名(参加者総数は約240名)。
各種の学術研究交流・学生交流・教職員交流を実施した。