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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| PN | 2024-04-30 14:35 |
Tokyo | (Primary: On-site, Secondary: Online) |
[Invited Talk]
Estimation of Parameters and Faults in Optical Fiber Transmission System Based on Nonlinear Fourier Transform Ken Mishina (Osaka Univ.) |
(To be available after the conference date) [more] | |
| PN | 2024-03-15 16:10 |
Kagoshima | (Primary: On-site, Secondary: Online) |
A Study of Coherent Downstream Transmission of Adaptive Polarization and IQ Multiplexed Signals with Asymmetric Number of Signal Points and Amplitude Yuika Mori, Keiji Shimada, Takahiro Kodama (Kagawa Univ.)  PN2023-92 |
We have already reported downlink transmission using IQ multiplexed 4ASK signals with power loading for the difference i... [more] | PN2023-92 pp.127-130 |
| OCS, CS (Joint) |
2024-01-12 09:55 |
Kagoshima | Fully coherent optical and wireless transmission in the 28 GHz band by using an injection-locked carrier frequency converter Koichi Shirahata, Keisuke Kasai, Masato Yoshida, Toshihiko Hirooka, Masataka Nakazawa (Tohoku Univ.), Uichiro Azuma, Toshiyuki Kobayashi (Nihon Dengyo Kosaku) OCS2023-63 |
As an optical mobile fronthaul with low latency and low power consumption, we have proposed a fully coherent optical and... [more] | OCS2023-63 pp.31-36 |
|
| PN | 2023-11-16 15:30 |
Ehime | (Primary: On-site, Secondary: Online) |
[Invited Talk]
Free-space optical communications using photonic-crystal surface-emitting lasers Shota Ishimura (KDDI Research.), Ryohei Morita, Takuya Inoue (Kyoto Univ.), Kosuke Nishimura, Hidenori Takahashi, Takehiro Tsuritani (KDDI Research.), Menaka De Zoysa, Kenji Ishizaki (Kyoto Univ.), Masatoshi Suzuki (KDDI Research.), Susumu Noda (Kyoto Univ.) PN2023-41 |
Recently, the application of optical communication in space has been actively discussed. Compared to microwaves or milli... [more] | PN2023-41 pp.27-32 |
| RISING (3rd) |
2023-10-31 14:00 |
Hokkaido | Kaderu 2・7 (Sapporo) | [Poster Presentation]
Digital Signal Processing Based on Neural Networks
-- The Key Technology for Realizing High-capacity Optical Fiber Communication Systems -- Takuro Ochiai, Reiji Higuchi, Takuma Kuno (Nagoya Univ.), Ryuta Shiraki (Kyoto Univ.), Yojiro Mori, Hiroshi Hasegawa (Nagoya Univ.) |
To fulfil the ever-increasing traffic demands, the introduction of quadrature amplitude modulation and coherent detectio... [more] | |
| PN | 2023-08-29 10:30 |
Hokkaido | (Primary: On-site, Secondary: Online) |
Polarization and IQ multiplexing 4ASK downlink transmission experiment of P-to-MP system using phase shift symbol preserved encryption Yuika Mori, Reika Suketomo, Hodaka Amano, Keiji Shimada (Kagawa Univ.), Ryosuke Matsumoto (AIST), Takahiro Kodama (Kagawa Univ.) PN2023-17 |
We have already reported downlink transmission using adaptive IQ imbalanced 4ASK signal for groups of ONUs with differen... [more] | PN2023-17 pp.6-10 |
| PN, NS, OCS (Joint) |
2023-06-08 15:25 |
Kagawa | (Primary: On-site, Secondary: Online) |
[Invited Talk]
Multi-Terabit Optical Transmission with Ultra High Symbol Rate Signal Generation and Detection Technologies Masanori Nakamura (NTT) NS2023-26 OCS2023-12 PN2023-8 |
With the rapid increase of network traffic, expansion of transmission capacity per wavelength of a digital coherent opti... [more] | NS2023-26 OCS2023-12 PN2023-8 pp.35-40(NS), pp.16-21(OCS), pp.16-21(PN) |
| PN, NS, OCS (Joint) |
2023-06-09 10:15 |
Kagawa | (Primary: On-site, Secondary: Online) |
Demonstration of Optical Network Tomography with Software Prototype
-- Anomaly Loss Monitoring and Fiber-Type Identification -- Ryu Shinzaki, Motohiko Eto, Kazuyuki Tajima, Kyosuke Sone, Setsuo Yoshida, Shoichiro Oda (Fujitsu), Inwoong Kim, Olga Vassilieva, Paparao Palacharla (FNC), Takeshi Hoshida (Fujitsu) OCS2023-18 |
As a monitoring technology for maintenance and operation efficiency improvement of the optical network system, we have i... [more] | OCS2023-18 pp.57-62 |
| OCS, LQE, OPE | 2023-05-26 13:30 |
Online | Online | [Invited Talk]
Report on OFC2023
-- Optical Access -- Yoshino Manabu (NTT) OCS2023-2 OPE2023-2 LQE2023-2 |
This report describes recent technical topics on optical access systems presented in OFC 2023, the world's largest optic... [more] | OCS2023-2 OPE2023-2 LQE2023-2 pp.7-9 |
| OCS, LQE, OPE | 2023-05-26 16:30 |
Online | Online | [Special Invited Talk]
14.1-THz Wide-band WDM Transmission using PPLN-based Optical Parametric Inline Amplifier Takayuki Kobayashi, Shimpei Shimizu, Masanori Nakamura, Takushi Kazama, Masashi Abe, Takeshi Umeki, Akira kawai, Fukutaro Hamaoka, Munehiko Nagatani, Hiroshi Yamazaki, Yutaka Miyamoto (NTT) OCS2023-8 OPE2023-8 LQE2023-8 |
As digital coherent technologies have matured, a spectral efficiency achieved by the advanced modulation format of optic... [more] | OCS2023-8 OPE2023-8 LQE2023-8 pp.32-35 |
| CS, CQ (Joint) |
2023-05-19 16:05 |
Kagawa | Rexxam Hall (Kagawa Kenmin Hall) (Primary: On-site, Secondary: Online) |
Demonstration of IQ channel multiplexing coherent polarization multiplexing 4ASK signal in downlink transmission with distance difference in access span Keiji Shimada, Mizuki Inagaki (Kagawa Univ), Ryosuke Matsumoto (AIST), Takahiro Kodama (Kagawa Univ) CS2023-16 |
In the coherent PON system, the transmission distance from each optical network unit to the optical line terminal is dif... [more] | CS2023-16 pp.47-50 |
| PN | 2023-03-01 17:00 |
Okinawa | (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Demonstration of Optical Switch Networks Using Digital Coherent Receivers Designed for Short-haul Transmission Systems Takumi Mitsuya, Takuama Kuno, Yojiro Mori, Hiroshi Hasegawa (Nagoya Univ.), Ken-ichi Sato (AIST) PN2022-50 |
To process a large amount of network traffic within a datacenter, optical circuit switches are expected to be deployed. ... [more] | PN2022-50 pp.43-46 |
| PN | 2023-03-02 13:40 |
Okinawa | (Primary: On-site, Secondary: Online) |
Study of Constellation-Preserving Simple Symbol Encryption Using a Time-Spread Encryption Key Hodaka Amano, Keiji Shimada, Takahiro Kodama (Kagawa Univ.) PN2022-62 |
We study a constellation-preserving symbol encryption M-QAM scheme in which the symbol arrangement containing data is re... [more] | PN2022-62 pp.106-111 |
| OCS, OFT, OPE (Joint) [detail] |
2023-02-17 11:05 |
Okinawa | kukuru-itomancity (Primary: On-site, Secondary: Online) |
Designing Operation Parameters Using Deep Unfolding for MIMO Adaptive Equalization in Optical Coherent Transmission Systems Eidai Sunamoto, Koji Igarashi (Osaka Univ.) OCS2022-81 OPE2022-110 |
In the coherent optical transmission systems, adaptive control is required to suppress and compensate for laser phase no... [more] | OCS2022-81 OPE2022-110 pp.56-61(OCS), pp.81-86(OPE) |
| MWPTHz, PN, EMT, IEE-EMT [detail] | 2023-01-24 10:05 |
Osaka | (Primary: On-site, Secondary: Online) |
Digital Coherent Receiver with Quantization Noise Mitigation Function Takuro Ochiai, Ryuta Shiraki, Yojiro Mori, Hiroshi Hasegawa (Nagoya Univ.) PN2022-37 EMT2022-75 MWPTHz2022-63 |
To fulfil the ever-increasing traffic demands, the introduction of quadrature amplitude modulation (QAM) / coherent dete... [more] | PN2022-37 EMT2022-75 MWPTHz2022-63 pp.35-38 |
| OPE, LQE, OCS | 2022-11-18 16:05 |
Online | Online | [Special Invited Talk]
Proposal and Demonstration of Free-Space Optical Communication Using Lens-Free Photonic-Crystal Surface-Emitting Laser Shota Ishimura (KDDI Research), Ryohei Morita, Takuya Inoue (Kyoto Univ.), Kosuke Nishimura, Hidenori Takahashi, Takehiro Tsuritani (KDDI Research), Menaka De Zoysa, Kenji Ishizaki (Kyoto Univ.), Masatoshi Suzuki (KDDI Research), Susumu Noda (Kyoto Univ.) OCS2022-57 OPE2022-92 LQE2022-55 |
In this talk, we present the first demonstration of free-space optical (FSO) communication using a photonic-crystal surf... [more] | OCS2022-57 OPE2022-92 LQE2022-55 pp.25-29 |
| ITE-BCT, OCS, IEE-CMN, OFT | 2022-11-11 13:50 |
Miyagi | Forest-Sendai (Primary: On-site, Secondary: Online) |
A Numerical Study on Hilbert Transform Used in Direct-Detection Coherent Reception Using Kramers-Kronig Relation
-- Comparison between Frequency Domain and Time Domain Realization -- Ryo Tamura (Tokyo Univ. of Science), Kariyawasam Amila (Kyushu Univ.), Joji Maeda (Tokyo Univ. of Science) OCS2022-46 |
As a candidate for high capacity optical links for data center interconnect, direct-detection self coherent heterodyne r... [more] | OCS2022-46 pp.36-40 |
| ITE-BCT, OCS, IEE-CMN, OFT | 2022-11-11 14:15 |
Miyagi | Forest-Sendai (Primary: On-site, Secondary: Online) |
Time-resolve constellation monitoring of quadrature amplitude modulation optical signals with time-and-frequency slicing-and-synthesizing method Tsubasa Fujiwara, Koji Igarashi (Osaka Univ), Fumihiko Ito (Shimane Univ) OCS2022-47 |
In coherent transmission systems, we require simple constellation monitoring of quadrature amplitude modulation (QAM) op... [more] | OCS2022-47 pp.41-45 |
| PN | 2022-11-08 11:00 |
Kochi | (Primary: On-site, Secondary: Online) |
Modulation and Demodulation Method for Short-Haul Coherent Optical Fiber Communication Systems Reiji Higuchi, Ryuta Shiraki, Yojiro Mori, Hiroshi Hasegawa (Nagoya Univ.) PN2022-28 |
To cope with the increase of communication traffic, we need to expand the communication capacity of short-haul optical f... [more] | PN2022-28 pp.39-43 |
| MWPTHz, EST, MW, EMT, OPE, IEE-EMT [detail] | 2022-07-20 11:15 |
Hokkaido | Asahikawa Civic Culture Hall (Primary: On-site, Secondary: Online) |
Demonstration of coherent beam Combine system for higher beam intensity Akihiro Fujie, Tomohiro Akiyama, Yuta Takemoto, Eisuke Haraguchi, Toshiyuki Ando, Hideaki Ochimizu, Yosuke Akino (MELCO) EMT2022-42 MW2022-66 OPE2022-45 EST2022-43 MWPTHz2022-40 |
[more] | EMT2022-42 MW2022-66 OPE2022-45 EST2022-43 MWPTHz2022-40 pp.168-173 |
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