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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| OPE, LQE, OCS | 2015-10-30 13:50 |
Oita | Beppu International Convention Center | Single-Sideband Modulation Using High Extinction-Ratio Parallel Mach-Zehnder Modulator with Third-Order Harmonic Superposition Yuya Yamaguchi (Waseda Univ.), Atsushi Kanno (NICT), Tetsuya Kawanishi (Waseda Univ./NICT), Masayuki Izutsu (JSPS/Waseda Univ.), Hirochika Nakajima (Waseda Univ.)  OCS2015-77 OPE2015-127 LQE2015-96 |
(Advance abstract in Japanese is available) [more] | OCS2015-77 OPE2015-127 LQE2015-96 pp.177-180 |
| MWP | 2014-11-05 15:50 |
Miyagi | RIEC, Tohoku Univ. | Optical two-tone signal generation using high extinction-ratio modulator integrated with active Y-branch Yuya Yamaguchi, Kazuki Seki, Hiroyuki Koyano (Waseda Univ.), Atsushi Kanno, Tetsuya Kawanishi (NICT), Masayuki Izutsu, Hirochika Nakajima (Waseda Univ.) MWP2014-46 |
We demonstrated an optical two-tone signal generation using high extinction-ratio modulator with active Y-branch. By usi... [more] | MWP2014-46 pp.25-28 |
| MWP, EMT, PN, LQE, OPE, EST, IEE-EMT [detail] | 2014-01-24 09:50 |
Kyoto | Doshisha University | Evaluation of high-frequency region crosstalk in interferometric-type optical switch and its suppression using optical-intensity trimmer structures Akito Chiba (Gunma Univ.), Tetsuya Kawanishi, Takahide Sakamoto (NICT), Kaoru Higuma (Sumitoto Osaka Cement), Kazumasa Takada (Gunma Univ.), Masayuki Izutsu (Waseda Univ.) PN2013-86 OPE2013-200 LQE2013-186 EST2013-135 MWP2013-106 |
[more] | PN2013-86 OPE2013-200 LQE2013-186 EST2013-135 MWP2013-106 pp.321-324 |
| OPE, EMT, MW | 2009-07-30 14:30 |
Hokkaido | Asahikawa Civic Culture Hall | [Special Invited Talk]
History and Future of MWP Devices
-- Light-Microwave signal mixing‐ -- Masayuki Izutsu (Tokyo Tech) MW2009-37 OPE2009-37 |
One of the key devices to build up various microwave/millimeter-wave photonic systems is mixers of light-wave signals an... [more] | MW2009-37 OPE2009-37 p.41 |
| OPE, EMT, MW | 2009-07-31 09:50 |
Hokkaido | Asahikawa Civic Culture Hall | Control methods for MZM-based flat comb generator Takahide Sakamoto, Isao Morohashi, Tetsuya Kawanishi (NICT), Masayuki Izutsu (Titech) MW2009-62 OPE2009-62 |
[more] | MW2009-62 OPE2009-62 pp.175-179 |
| OPE, EMT, MW | 2009-07-31 10:15 |
Hokkaido | Asahikawa Civic Culture Hall | Optical signal wavelength swapping based on optical sideband generation in interferometric-type optical switch with intensity trimmers Akito Chiba, Takahide Sakamoto, Tetsuya Kawanishi (NICT), Kaoru Higuma (Sumitomo Osaka Cement), Masayuki Izutsu (Tokyo Inst. of Tech.) MW2009-63 OPE2009-63 |
In this report we describe a method to avoid wavelength overlapping of two lightwave signals by use of an interferometri... [more] | MW2009-63 OPE2009-63 pp.181-184 |
| OPE, EMT, MW | 2008-07-24 15:40 |
Hokkaido | Highly Pure 160-GHz Two-Tone Lightwave Generation using High Extinction-Ratio Optical Intensity Modulator and Delay Interferometer Hiroyuki Toda, Junichi Miyashita (Doshisha Univ.), Akito Chiba, Takahide Sakamoto, Tetsuya Kawanishi, Masahiro Tsuchiya (NICT), Masayuki Izutsu (Tokyo Inst. of Tech.) MW2008-58 OPE2008-41 |
[more] | MW2008-58 OPE2008-41 pp.65-67 |
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| LQE, OPE, OCS | 2007-11-02 12:40 |
Fukuoka | Complex digital-to-analog convertor for optical vector modulation Takahide Sakamoto, Akito Chiba, Tetsuya Kawanishi, Masayuki Izutsu (NICT) OCS2007-63 OPE2007-118 LQE2007-104 |
[more] | OCS2007-63 OPE2007-118 LQE2007-104 pp.115-120 |
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| LQE, OPE, OCS | 2007-11-02 13:30 |
Fukuoka | High-speed optical QAM signal generation and quality estimation method Akito Chiba, Takahide Sakamoto, Tetsuya Kawanishi, Masayuki Izutsu (NICT) OCS2007-65 OPE2007-120 LQE2007-106 |
Optical quadrature amplitude modulation attracts much attention due to its spectral efficiency. In order to realize opt... [more] | OCS2007-65 OPE2007-120 LQE2007-106 pp.127-130 |
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| EMT, OPE, MW | 2007-08-03 09:00 |
Hokkaido | Muroran Institute of Technology | Performance Improvement of High-Extinction-Ratio LiNbO3 Optical Intensity Modulator by Means of Polarization Crosstalk Reduction Hiroyuki Toda, Katsuya Fukuta, Daisuke Arai (Doshisha Univ.), Akito Chiba, Kiyotaka Sasagawa, Tetsuya Kawanishi, Masahiro Tsuchiya, Masayuki Izutsu (NICT) MW2007-73 OPE2007-60 |
We demonstrate that dc extinction ratio can be improved by reducing polarization crosstalk in high-extinction-ratio LiNb... [more] | MW2007-73 OPE2007-60 pp.175-178 |
| EMT, OPE, MW | 2007-08-03 09:50 |
Hokkaido | Muroran Institute of Technology | A high-stable optical modulator applied to the photonic local oscillator for the radio interferometer Hitoshi Kiuchi (NAOJ), Tetsuya Kawanishi (NICT), Masumi Yamada (NAOJ), Takahide Sakamoto, Masahiro Tsuchiya, Jun Amagai, Masayuki Izutsu (NICT) MW2007-75 OPE2007-62 |
This paper discusses the possibility of applying the high extinction ratio optical modulator to a high stability and hig... [more] | MW2007-75 OPE2007-62 pp.185-190 |
| PN | 2007-03-07 10:50 |
Kagoshima | Yakushima-Kankyou-Bunkamura-Center (Yakushima) | Optical amplification characteristics of Ti-diffused waveguides on Er-doped LiNbO3 crystal and application to modulator So Kogahara (Waseda Univ.), Satoshi Shinada, Shinya Nakajima, Tetsuya Kawanishi (NICT), Hirochika Nakajima (Waseda Univ.), Masayuki Izutsu (NICT) PN2006-100 |
We have fabricated and characterized Ti-diffused channel waveguides on Er-doped LiNbO3 single crystal. We achieved an op... [more] | PN2006-100 pp.77-80 |
| OFT | 2006-10-13 11:05 |
Kyoto | Ultra fast optical frequency sweep using optical single-sideband modulation Tetsuya Kawanishi, Takahide Sakamoto, Masayuki Izutsu (NICT) OFT2006-37 |
Ultra fast and precise optical frequency sweep was achieved by using single-sideband modulation, where ultra-wideband fr... [more] | OFT2006-37 pp.23-26 |
|
| OPE, LQE, OCS | 2006-10-13 09:35 |
Fukuoka | Kyusyu Univ. Chikushi Campus | Dense Light Modulation Device Masayuki Izutsu (NICT/Waseda Univ.) OCS2006-48 OPE2006-101 LQE2006-90 |
[more] | OCS2006-48 OPE2006-101 LQE2006-90 pp.55-58 |
| MW, OPE, EMT [detail] | 2006-07-28 10:45 |
Hokkaido | Frequency-Modulation characteristics of Resonant-Electrode-Type Optoelectronic Oscillator Takahide Sakamoto, Tetsuya Kawanishi, Masayuki Izutsu (NICT) |
[more] | MW2006-59 OPE2006-51 pp.131-135 |
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| MW, OPE, EMT [detail] | 2006-07-28 11:10 |
Hokkaido | High-extinction ratio LN modulator applied to the Radio Interferometry Hitoshi Kiuchi (NAOJ), Tetsuya Kawanishi (NICT), Masumi Yamada (NAOJ), Takahide Sakamoto, Masahiro Tsuchiya, Jun Amagai, Masayuki Izutsu (NICT) |
[more] | MW2006-60 OPE2006-52 pp.137-140 |
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| MW, OPE, EMT [detail] | 2006-07-28 11:35 |
Hokkaido | A bias condition monitor technique for the nested Mach-Zehnder modulator Kaoru Higuma, Shingo Mori (Sumitomo Osaka Cement), Tetsuya Kawanishi, Masayuki Izutsu (NICT) |
[more] | MW2006-61 OPE2006-53 pp.141-144 |
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| LQE, PN, OPE, OFT, EMT | 2006-01-31 14:15 |
Hyogo | Kobe Univ. | 10 GHz resonant type LiNbO3 optical modulator array with patch antennas Satoshi Shinada, Tetsuya Kawanishi, Masayuki Izutsu (NICT) |
[more] | PN2005-65 OFT2005-52 OPE2005-113 LQE2005-128 pp.17-20 |
| OCS, OPE, LQE | 2005-11-04 13:55 |
Fukuoka | 40Gbit/s Versatile LiNbO3 External Lightwave Modulator Tetsuya Kawanishi (NICT), Kaoru Higuma, Takahisa Fujita, Shingo Mori, Satoshi Oikawa, Junichiro Ichikawa (SOC), Takahide Sakamoto, Masahiro Tsuchiya, Masayuki Izutsu (NICT) |
We propose a high-speed versatile lightwave modulator which can generate on-off-keying, phase-shift-keying and frequen... [more] |
OCS2005-66 OPE2005-96 LQE2005-104 pp.45-48 |
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| OCS, OPE, LQE | 2005-11-04 14:20 |
Fukuoka | Ultra-flat otpical frequency comb generation using Mach-Zehnder modulator Takahide Sakamoto, Tetsuya Kawanishi, Masayuki Izutsu (NICT) |
[more] | OCS2005-67 OPE2005-97 LQE2005-105 pp.49-53 |
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