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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 97  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
PN 2020-08-24
10:05
Online Online 4-bit Photonic Digital-to-Analog Conversion Using a Frequency Chirp in a Semiconductor Optical Amplifier
Masaki Sagara, Takuya Okada, Wang Rui, Motoharu Matsuura (Univ. of Electro-Commun.) PN2020-13
In semiconductor optical amplifiers (SOAs), when an optical signal is amplified, the frequency chirp is induced at the l... [more] PN2020-13
pp.1-5
PN 2020-03-03
11:25
Kagoshima   Photonic digital-to-analog and analog-to-digital conversion based on frequency chirp in SOAs
Takuya Okada, Wang Rui, Masaki Sagara, Motoharu Matsuura (UEC) PN2019-66
Frequency chirp is a unique phenomenon in semiconductor optical amplifiers (SOAs), and provides intensity-to-frequency c... [more] PN2019-66
pp.81-85
RISING
(2nd)
2019-11-26
10:30
Tokyo Fukutake Learning Theater, Hongo Campus, Univ. Tokyo [Poster Presentation] Photonic Analog-to-Digital and Digital-to-Analog Conversion Using Semiconductor Optical Amplifiers
Takuya Okada, Ryuichi Kobayashi, Wang Rui, Masaki Sagara, Motoharu Matsuura (UEC)
Frequency chirp is a unique phenomenon in semiconductor optical amplifiers (SOAs), and provides intensity-to-frequency c... [more]
OCS, ITE-BCT, OFT, IEE-CMN [detail] 2019-11-22
11:45
Yamaguchi Kaikyo-Messe-Shimonoseki Study on a Polarization-Independent Type of the All-Optical Feedforward Automatic Gain-Control Circuit Employing a Semiconductor Optical Amplifier
Kokoro Kitamura, Hiroji Masuda (Shimane Univ.) OFT2019-43
Multicore erbium-doped amplifiers (MC-EDFAs) are crucial devices in future multicore optical fiber transmission systems.... [more] OFT2019-43
pp.37-42
OFT 2019-05-16
14:00
Osaka I-site NANBA [Poster Presentation] Photonic Digital-to-Analog Conversion Using Frequency Chirp in a Quantum-Dot Semiconductor Optical Amplifier
Takuya Okada, Ryuichi Kobayashi, Motoharu Matsuura (UEC) OFT2019-6
In this work, we propose a photonic digital-to-analog conversion (PDAC) based on frequency chirp using a SOA and followi... [more] OFT2019-6
pp.25-28
OCS, CS
(Joint)
2019-01-17
13:15
Okinawa Nobumoto Ohama Memorial Hall (Ishigaki Island) A Study on Wavelength-Reuse WDM-PON using Reflective Semiconductor Optical Amplifier and Fabry-Perot Etalon
Takumi Shibata, Kariyawasam Indipalage Amila Sampath, Joji Maeda (Tokyo Univ. of Science) OCS2018-70
Wavelength-reuse using gain saturation of reflective semiconductor optical amplifier (RSOA) has been proposed as a color... [more] OCS2018-70
pp.13-18
OPE, LQE, OCS 2018-10-18
11:25
Saga   Transmission of 8 × 32-Gbaud 16-QAM WDM Signals through an SOA-Integrated Lossless Silicon Photonics Switch
Ryotaro Konoike, Keijiro Suzuki, Takashi Inoue (AIST), Takeshi Matsumoto, Teruo Kurahashi, Ayahito Uetake, Kazumasa Takabayashi, Suguru Akiyama, Shigeaki Sekiguchi (Fujitsu Lab.), Shu Namiki, Hitoshi Kawashima, Kazuhiro Ikeda (AIST) OCS2018-32 OPE2018-68 LQE2018-57
We experimentally demonstrate 8-ch., 32-Gbaud 16-QAM WDM signals transmission through a lossless 4 × 4 silicon photonics... [more] OCS2018-32 OPE2018-68 LQE2018-57
pp.25-28
LQE, LSJ 2018-05-25
14:40
Fukui   Coherent modulator monolithically integrated with semiconductor optical amplifier
Shusaku Hayashi, Satoshi Nishikawa, Masakazu Takabayashi, Kenichi Abe, Koichi Akiyama (Mitsubishi Electric Corp.) LQE2018-19
Coherent phase modulation systems using small transceivers with low power consumption are expected to be used for the in... [more] LQE2018-19
pp.37-40
PN 2018-03-05
14:30
Kagoshima Minami Tanemachi Shoko Kaikan [Invited Lecture] All-Optical Wavelength Conversion of PAM-4 Signals Using a QD-SOA for Data Center Networks
Tatsuya Ohtsuki, Tomoya Yatsu, Motoharu Matsuura (UEC) PN2017-95
Along with increasing of traffic demands in data centers, high-speed interconnects using optical fibers are employed. Ho... [more] PN2017-95
pp.25-29
PN 2018-03-06
11:20
Kagoshima Minami Tanemachi Shoko Kaikan Optical Regenerator using frequency chirp in a QD-SOA
Genma Ito, Motoharu Matsuura (UEC) PN2017-107
Recently, with the demand for high-speed network, optical regenerator is an essential function for supporting high-speed... [more] PN2017-107
pp.105-110
CS, OCS
(Joint)
2018-01-29
14:55
Ehime Ehime University WDM-PON with Wavelength Reuse Employing Semiconductor Optical Amplifier and Fabry-Perot Ethalon -- Automatic Tuning of Etalon and Experiments on Bi-Directional Transmission --
Takuya Izumisawa, Yoshiki Ikeda, Kariyawasam Indipalage Amila Sampath, Joji Maeda (Tokyo Univ. of Science) OCS2017-68
Wavelength-reuse is a technique for WDM-PON that realizes color-less optical network units (ONUs), where the downstream ... [more] OCS2017-68
pp.7-12
OCS, OPE, LQE 2017-10-27
14:20
Kumamoto Josaien, Sakuranobaba 1-THz bandwidth, 10-GHz spaced optical frequency combs generated from all-optical-gate-based semiconductor mode-locked lasers
Makoto Takeshita, Kodai Ishida, Kengo Okano, Yoshiyasu Ueno (UEC) OCS2017-55 OPE2017-87 LQE2017-60
Optical frequency comb source is expected to contribute for improving performance of a rarefied-gas sensing, and its bro... [more] OCS2017-55 OPE2017-87 LQE2017-60
pp.97-102
OCS, OPE, LQE 2017-10-27
14:45
Kumamoto Josaien, Sakuranobaba Study on all-optical-gate-based semiconductor mode-locked laser's tolerance to each of detuning frequencies between this laser's total four eigen-frequencies for stabilizing its single ring-cavity-mode operation
Kengo Okano, Makoto Takeshita, Kodai Ishida, Yusuke Minamide, Yuki Setagawa, Yoshiyasu Ueno (UEC) OCS2017-56 OPE2017-88 LQE2017-61
High repetition frequency, short pulse width and time stability are required for the application of pulsed light as cloc... [more] OCS2017-56 OPE2017-88 LQE2017-61
pp.103-108
R, EMD, CPM, LQE, OPE 2017-09-01
11:30
Aomori   A full C-band wavelength tunable laser diode with narrow linewidth and low intensity noise characteristics
Keisuke Kasai, Masataka Nakazawa (Tohoku Univ.), Yasunori Tomomatsu, Takashi Endo (Koshin Kogaku) R2017-36 EMD2017-30 CPM2017-51 OPE2017-60 LQE2017-33
We demonstrate a narrow-linewidth, low-intensity noise, widely wavelength-tunable LD for which we adopted a long externa... [more] R2017-36 EMD2017-30 CPM2017-51 OPE2017-60 LQE2017-33
pp.59-64
PN, NS, OCS
(Joint)
2017-06-16
09:20
Akita Akita Univ. WDM-PON with Wavelength-Reuse by means of Semiconductor Optical Amplifier and Fabry-Perot Ethalon -- Experiments on Bi-Directional Transmission --
Yoshiki Ikeda, Kariyawasam Indipalage Amila Sampath, Joji Maeda (Tokyo Univ. of Science) OCS2017-15
Wavelength-reuse is a technique for WDM-PON that realizes color-less optical network units (ONUs), where the downstream ... [more] OCS2017-15
pp.23-28
OFT 2017-05-26
09:55
Shimane Shimane Univ. (Matsue campus) Broadband wavelength conversion of PAM-4 signals using a quantum-dot semiconductor optical amplifier
Tatsuya Ohtsuki, Tomoya Yatsu, Motoharu Matsuura (UEC) OFT2017-19
Optical interconnects based on pulse-amplitude modulation format have been attracting attentions much more along with th... [more] OFT2017-19
pp.85-88
PN 2017-03-06
10:20
Okinawa Ohama Nobumoto Memorial Hall (Okinawa) All-Optical Wavelength Conversion of PAM-4 Signals Using a QD-SOA
Tomoya Yatsu, Tatsuya Ohtsuki, Motoharu Matsuura (UEC) PN2016-86
Along with the expansion in demand for cloud services, photonic data centers are attracting attention as next generation... [more] PN2016-86
pp.11-16
PN 2017-03-07
14:15
Okinawa Ohama Nobumoto Memorial Hall (Okinawa) Optical Quantization Using Frequency Chirp in a QD-SOA
Norihiko Ninomiya, Shohei Amemiya, Hiroki Hoshino, Motoharu Matsuura (UEC) PN2016-104
We present a novel optical quantization method using frequency chirp in a quantum-dot semiconductor optical amplifier. A... [more] PN2016-104
pp.119-123
LQE, OPE, OCS 2016-10-27
11:25
Miyazaki Miyazaki Citizen's Plaza Narrow line-widths of third-order comb-components in optical-frequency-comb spectrum generated by our Giga-Herz all-optical-gate-based mode-locked pulsed laser
Kengo Okano, Kodai Ishida, Makoto Takeshita, Yuuki Setagawa, Shota Kawakami, Yusuke Minamide, Yoshiyasu Ueno (UEC) OCS2016-37 OPE2016-78 LQE2016-53
Mode-locked lasers which generate precise pulse trains and optical frequency-comb spectra are valuable light sources for... [more] OCS2016-37 OPE2016-78 LQE2016-53
pp.13-18
OPE, MW, EMT, MWP, EST, IEE-EMT [detail] 2016-07-21
10:25
Hokkaido   [Invited Talk] Power-Over-Fiber Using Double-Clad Fibers for Radio-Over-Fiber Systems
Motoharu Matsuura (Univ. of Electro-Commun.) EMT2016-7 MW2016-38 OPE2016-19 EST2016-8 MWP2016-9
This paper presents a power-over-fiber using double-clad fibers for optically powered remote antenna units in radio-over... [more] EMT2016-7 MW2016-38 OPE2016-19 EST2016-8 MWP2016-9
pp.7-12
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