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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| DC | 2024-02-28 10:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A Low Power Multi Bit Passive ΔΣ Modulator for Wearable Devices Naoya Maruyama, Satoshi Komatsu (Tokyo Denki Univ.)  DC2023-94 |
We present a low-power multi-bit passive ΔΣ modulator for wearable devices. Though delta-sigma modulators that use passi... [more] | DC2023-94 pp.1-6 |
| EMT, PN, MWPTHz, IEE-EMT [detail] | 2024-01-23 12:50 |
Kyoto | Kyoto Univ. Yoshida Campus | Multiple-Parallel Interference Optical Modulators Based on Multi-Branched MMI Optical Couplers Shotaro Yasumori, Keita Morimoto, Tadashi Kawai, Akira Enokihara (Univ. of Hyogo), Shinya Nakajima, Kouichi Akahane (NICT) PN2023-61 EMT2023-101 MWPTHz2023-89 |
Multiple-parallel interference optical modulators, where multiple phase-modulated lightwaves are directly interfered wit... [more] | PN2023-61 EMT2023-101 MWPTHz2023-89 pp.74-77 |
| EE | 2024-01-19 09:55 |
Kagoshima | (Primary: On-site, Secondary: Online) |
Modeling method that separates the main circuit and modulator of a digitally controlled switching converter Takazumi Maeda, Hideaki Funaki, Yuichi Noge, Masahito Syoyama (Kyudai), Yu Yonezawa (Meidai), Akihiko Miyazawa (Model Core Institute) EE2023-47 |
To design a controller for a switching power supply, it is necessary to know the characteristics of the main circuit and... [more] | EE2023-47 pp.43-48 |
| ED, MWPTHz | 2023-12-21 14:40 |
Miyagi | RIEC, Tohoku Univ. (Primary: On-site, Secondary: Online) |
[Invited Talk]
LiNbO3 Optical Modulator with Polarization-Reversed Structures for High-Speed Low-Latency Data Transfer over Optical Fiber Hiroshi Murata (Mie Univ.) ED2023-53 MWPTHz2023-63 |
Recently, research and development for Beyond-5G/6G mobile wireless systems are attracting a lot of interest. In Beyond... [more] | ED2023-53 MWPTHz2023-63 pp.3-6 |
| OCS, OFT, IEE-CMN, ITE-BCT (Joint) [detail] |
2023-11-09 16:45 |
Kyoto | (Primary: On-site, Secondary: Online) |
Phase Compensation Method in Mode Selective Switch Using Volume Holographic De-multiplexer Yui Yoshikata, Atsushi Okamoto, Akihisa Tomita (Hokkaido Univ.) OCS2023-44 |
In mode-division multiplex (MDM) communication using few-mode fiber, it is expected to realize ROADM by introducing mode... [more] | OCS2023-44 pp.6-11 |
| OCS, LQE, OPE | 2023-10-19 15:15 |
Kochi | (Primary: On-site, Secondary: Online) |
Impact of Reflections at MMI Combiner in Mach-Zehnder Silicon Optical Modulators: Towards Extrinsic OMA Enhancement Tadashi Murao (Mitsubishi Electric), Tsuyoshi Horikawa (Tokyo Tech.) OCS2023-34 OPE2023-89 LQE2023-36 |
The realization of high dynamic extinction ratio (ER) and optical modulation amplitude (OMA) while keeping the optical a... [more] | OCS2023-34 OPE2023-89 LQE2023-36 pp.37-40 |
| EE, WPT (Joint) |
2023-10-06 14:00 |
Osaka | (Primary: On-site, Secondary: Online) |
Study on Transfer Function of Modulator of SMPSs Hideaki Funaki, Maeda Takazumi, Masahito Shoyama, Yuichi Noge (Kyushu Univ.), Yu Yonezawa (Nagoya Univ.), Akihiko Miyazawa (MDcore Labs) EE2023-22 |
(To be available after the conference date) [more] | EE2023-22 pp.29-34 |
| MW, AP (Joint) |
2023-09-28 13:00 |
Kochi | Kochi Castle Museum of History (Primary: On-site, Secondary: Online) |
[Invited Talk]
Spatial mode conversion and mode distribution measurement of light wave with orbital angular momentum Hirokazu Kobayashi (Kochi Univ. of Tech.) MW2023-82 |
In this study, we introduce spatial mode conversion and mode distribution measurement method for optical vortex beams ha... [more] | MW2023-82 pp.11-14 |
| LQE, OPE, CPM, EMD, R | 2023-08-24 14:55 |
Miyagi | Tohoku university (Primary: On-site, Secondary: Online) |
[Invited Talk]
High speed optical modulator devices based on thin film lithium niobate technology Shuntaro Makino (FOC) R2023-23 EMD2023-18 CPM2023-28 OPE2023-67 LQE2023-14 |
The high bandwidth optical modulators are widely developed to achieve the transmission capacity of 800 Gbps per waveleng... [more] | R2023-23 EMD2023-18 CPM2023-28 OPE2023-67 LQE2023-14 pp.38-41 |
| EST, MW, EMT, OPE, MWPTHz, IEE-EMT [detail] | 2023-07-21 13:50 |
Hokkaido | Muroran Institute of Technology (Primary: On-site, Secondary: Online) |
Antenna-Coupled Electrode Electro-Optic Modulator/Sensor for Simultaneous Receiving of Two Orthogonal Polarization Components for 5G Wireless Signals Shunsuke Nakamori, Yui Otagaki (Mie Univ.), Masahiro Sato, Masatoshi Onizawa (SEIKOH GIKEN), Satoru Kurokawa (AIST), Hiroshi Murata (Mie Univ.) EMT2023-44 MW2023-62 OPE2023-44 EST2023-44 MWPTHz2023-40 |
The 28 GHz band used in the fifth-generation (5G) mobile communication system has a disadvantage of large propagation lo... [more] | EMT2023-44 MW2023-62 OPE2023-44 EST2023-44 MWPTHz2023-40 pp.179-182 |
| SeMI, RCS, RCC, NS, SR (Joint) |
2023-07-12 12:40 |
Osaka | Osaka University Nakanoshima Center + Online (Primary: On-site, Secondary: Online) |
Novel digital-to-analog converter immune to asymmetric transition waveform distortion in bandpass delta-sigma modulators Takashi Maehata (SEI), Mizuki Motoyoshi (Shizuoka Institute of Science and Technology), Noriharu Suematsu (Tohoku University) SR2023-26 |
In 5G and next-generation mobile communication systems, to achieve High-speed communication, massive multiple-input and ... [more] | SR2023-26 pp.1-6 |
| PN | 2023-03-01 15:10 |
Okinawa | (Primary: On-site, Secondary: Online) |
[Invited Talk]
High-speed beam steering technology toward Beyond 5G Hideyuki Nosaka (Ritsumeikan Univ.), Takana Kaho (SIT), Tetsuya Kawanishi (Waseda Univ.) PN2022-46 |
Towards Beyond 5G systems, high-speed beam steering technology is required to realize innovative functions such as high-... [more] | PN2022-46 pp.23-27 |
| IE, ITS, ITE-MMS, ITE-ME, ITE-AIT [detail] | 2023-02-21 13:15 |
Hokkaido | Hokkaido Univ. | Noninterferometric detection by the transport of intensity equation method for a phase- and amplitude-modulated signal beam generated by a phase-SLM Taishi Miwa, Tomohiro Nishimura, Masatoshi Bunsen (Fukuoka Univ.) |
Complex amplitude modulation, in which both the amplitude and phase of the signal beam are modulated, has been attractin... [more] | |
| OCS, OFT, OPE (Joint) [detail] |
2023-02-17 11:55 |
Okinawa | kukuru-itomancity (Primary: On-site, Secondary: Online) |
Investigation of optical frequency domain mode equalizer using spatial light modulator Yuta Goto, Satoshi Shinada (NICT), Atsushi Okamoto (Hokkaido Univ.), Hideaki Furukawa (NICT) OCS2022-83 OPE2022-112 |
In the mode-division multiplexing transmission, although the multi-input multi-output (MIMO) processing is required in t... [more] | OCS2022-83 OPE2022-112 pp.68-72(OCS), pp.93-97(OPE) |
| OCS, CS (Joint) |
2023-01-12 15:50 |
Fukuoka | CANAL CITY HAKATA (Primary: On-site, Secondary: Online) |
[Special Invited Talk]
High speed transmission of efficient electro-optic modulators.
-- Prospect of EO polymer and ferroelectric thin film modulators -- Shiyoshi Yokoyama (Kyushu Univ.) CS2022-66 |
The exponential growth of interconnect bandwidth requirements for next-generation optical fiber links has driven an upgr... [more] | CS2022-66 pp.17-19 |
| OCS, CS (Joint) |
2023-01-13 09:25 |
Fukuoka | CANAL CITY HAKATA (Primary: On-site, Secondary: Online) |
Phase compensation method in core-selective switch for few-mode multi-core fiber using spatial light modulator Ryo Watanabe, Atsushi Okamoto, Akihisa Tomita (Hokkaido Univ.) OCS2022-63 |
In order to realize Dence SDM transmission using Few-Mode Multi-Core Fiber(FM-MCF), a switching device adapted to spatia... [more] | OCS2022-63 pp.18-21 |
| ED, MWPTHz | 2022-12-20 13:40 |
Miyagi | Optical and RF signal phase measurement using Mach-Zehnder modulators based on optical spectrum analysis Huang Qingchuan (Waseda Univ), Keizou Inagaki (NICT), Tetsuya Kawanishi (Waseda Univ) ED2022-84 MWPTHz2022-55 |
Wide applications of massive MIMO antenna system require well adjustments of phase difference between sub antenna units.... [more] | ED2022-84 MWPTHz2022-55 pp.62-66 |
|
| QIT (2nd) |
2022-12-08 14:00 |
Kanagawa | Keio Univ. (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Quantum State Generation using DPQPSK Modulator for High Speed Quantum Key Distribution Yuki Sugawara, Akihisa Tomita, Atsushi Okamoto (Hokkaido Univ.) |
In implementing a high-speed QKD system, distortions in the modulation signal degrade the performance of the QKD system.... [more] | |
| OPE, LQE, OCS | 2022-11-18 14:35 |
Online | Online | [Invited Talk]
Report on ECOC2022
-- Optical Active Devices and Modules -- Hirotaka Uemura (Kyocera Corp.) OCS2022-54 OPE2022-89 LQE2022-52 |
Growth of the bandwidth of network switches in data centers, or growth of the scale of high-performance computing demand... [more] | OCS2022-54 OPE2022-89 LQE2022-52 pp.13-16 |
| PN | 2022-11-07 14:35 |
Kochi | (Primary: On-site, Secondary: Online) |
[Invited Talk]
Spot size converter having two stories employing anisotropic etching process Hajime Tanaka (SEI), Ryuji Yamabi (SEDI), Takamitsu Kitamura (SEDI/SEI), Hotino Kazuhiko (SEDI), Ishikawa Tsutomu (SEI), Mitsuru Ekawa (SEDI/SEI) PN2022-25 |
Coherent technology has been widely used from long haul to metro network. InP is a material having unique characteristic... [more] | PN2022-25 pp.22-27 |
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