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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 60  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
OPE, OFT, OCS
(Joint) [detail]
2024-02-21
15:50
Okinawa Nobumoto Ohama Memorial Hall
(Primary: On-site, Secondary: Online)
Study on Two-stage Carrier Frequency Offset Estimation Using the Eigenvalue and Scattering Coefficient b in the Nonlinear Fourier Transform
Taisuke Chino, Takumi Motomura, Akihiro Maruta, Ken Mishina (Osaka Univ) OCS2023-73 OPE2023-116
Optical eigenvalue transmission requires a digital coherent receiver to detect the eigenvalue at the receiver end. At th... [more] OCS2023-73 OPE2023-116
pp.31-36(OCS), pp.47-52(OPE)
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
LQE, OPE, OCS 2023-11-24
16:30
Online Online [Special Invited Talk] Demonstration of 4-core Dual-polarization Optical Hybrid Using Dielectric Metasurface
Kento Komtsu, Go Soma (Univ. of Tokyo), Shota Ishimura, Hidenori Takahashi, Takehiro Tsuritani, Masatoshi Suzuki (KDDI Research), Yoshiaki Nakano, Takuo Tanemura (Univ. of Tokyo) OCS2023-55 OPE2023-105 LQE2023-52
This technical report reviews the presentation of the ECOC2023 postdeadline paper Th.C.1.3. Spatially scalable metasurfa... [more] OCS2023-55 OPE2023-105 LQE2023-52
pp.30-33
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]
OFT, OCS, LSJ
(Joint) [detail]
2023-08-25
09:55
Hokkaido  
(Primary: On-site, Secondary: Online)
Continuous time-domain measurement method of Rayleigh backscattered light
Shiro Ryu (Meiji Univ.) OFT2023-13
We have proposed a method that enables continuous measurement of backscattered light from a specific point of an optical... [more] OFT2023-13
pp.21-26
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)
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
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
MWPTHz, EST, MW, EMT, OPE, IEE-EMT [detail] 2022-07-20
11:40
Hokkaido Asahikawa Civic Culture Hall
(Primary: On-site, Secondary: Online)
Development of Coherent Optical Receiver Integrated with Spatial Tracking Sensor
Hitomi Ono, Tomohiro Akiyama, Eisuke Haraguchi, Toshiyuki Ando (MELCO) EMT2022-43 MW2022-67 OPE2022-46 EST2022-44 MWPTHz2022-41
The optical satellite communication system with high-speed, small size and low power consumption is required because of ... [more] EMT2022-43 MW2022-67 OPE2022-46 EST2022-44 MWPTHz2022-41
pp.174-177
SANE 2022-05-24
15:00
Kanagawa Information Technology R & D Center, MITSUBISHI Electric Corp.
(Primary: On-site, Secondary: Online)
Applications of Optical Communication Technologies to Space/Defense Areas
Yoshiaki Konishi, Junya Nishioka, Takatoshi Akamatsu, Keisuke Matsuda, Hayato Sano, Yukari Takada, Shota Koshikawa, Masashi Binkai, Yuta Binkai, Tsuyoshi Yoshiad, Naoki Suzuki (Mitsubishi Electric) SANE2022-10
High-capacity fiber-optic communication systems employ coherent detection assisted by digital signal processing, called ... [more] SANE2022-10
pp.50-55
OCS, CS
(Joint)
2022-01-13
15:55
Yamaguchi Conference room 204A・B at KDDI Ishin-hall
(Primary: On-site, Secondary: Online)
Performance comparison of injection-locked carrier frequency conversion and self-heterodyne detection methods in coherently-linked optical and wireless transmission
Taisei Sato, Koichi Shirahata, Keisuke Kasai, Toshihiko Hirooka, Masato Yoshida, Masataka Nakazawa (Tohoku Univ.) OCS2021-34
We have demonstrated a coherently-linked 64 Gbit/s, 256 QAM transmission in the 61 GHz IF band over a 10 km single-mode ... [more] OCS2021-34
pp.7-10
OCS, CS
(Joint)
2022-01-14
10:00
Yamaguchi Conference room 204A・B at KDDI Ishin-hall
(Primary: On-site, Secondary: Online)
A study on the configuration of wide dynamic range burst-mode signals detection for digital coherent reception.
Ryo Koma, Kazutaka Hara, Jun-ichi Kani, Tomoaki Yoshida (NTT) CS2021-71
In the uplink transmission of the time division multiplexing-based passive optical network (TDM-PON) system using the di... [more] CS2021-71
pp.19-24
OFT, OCS, IEE-CMN, ITE-BCT [detail] 2021-11-19
11:15
Online Online [Invited Talk] Recent progress of coherent free-space optical communications
Chao Zhang (Shimane Univ.), Kota Uyama, Zheyuan Zhang, Sze Yun Set, Shinji Yamashita (Univ. of Tokyo) OFT2021-54
Free-space optical communication is preferred for its advantages over radio frequency wireless communication, such as no... [more] OFT2021-54
pp.17-22
OCS, OPE, LQE 2021-11-12
16:05
Online Online [Special Invited Talk] Ultra-high-speed Signal Generation and Detection Technologies for Long-Haul Transmission Systems over 1-Tbps/λ Net-Data Rate
Masanori Nakamura (NTT) OCS2021-26 OPE2021-46 LQE2021-25
We discuss the theoretical and practical aspects of high symbol-rate signal optimization techniques for realizing a >1-T... [more] OCS2021-26 OPE2021-46 LQE2021-25
pp.24-27
OPE, OCS, OFT
(Joint) [detail]
2021-02-19
09:25
Online Online The detection method of incoherent light using optical fiber
Yuyuan Cheng, Naoto Kishi (UEC) OFT2020-62 OPE2020-83
In a visible light communication system, detection of diverged optical signal in space is required after confirming the ... [more] OFT2020-62 OPE2020-83
pp.30-33(OFT), pp.35-38(OPE)
OCS, CS
(Joint)
2021-01-14
14:20
Online Online Study of the Effect of Single Near-end Reflection on Bidirectional Transmission of QPSK/OOK Asymmetrically Modulated Signals in the Same Bandwidth
Tetsuji Goto, Takahiro Kodama, Masahiko Jinno (Kagawa Univ.) OCS2020-29
In recent years, PON systems for mobile front halls are required to have a larger capacity due to wireless terminal base... [more] OCS2020-29
pp.12-17
OFT, ITE-BCT, OCS, IEE-CMN [detail] 2020-11-12
16:50
Online Online Multi-Channel Simultaneous Encryption in WDM Systems of PSK Y-00 Quantum Stream Cipher
Ken Tanizawa, Fumio Futami (Tamagawa Univ.) OCS2020-26
Tapping from an optical fiber link is a potential security risk in optical communication systems. Physical layer encrypt... [more] OCS2020-26
pp.15-20
OFT 2020-10-09
09:15
Online Online Measurement of Spatial Distribution of Fiber Birefringence by Coherent Heterodyne Detection of Rayleigth Backscattered Light
Nanako Takei, Shiro Ryu (Meiji Univ.) OFT2020-25
Since the coherent technology uses the phase information of light, it can be applied to various optical measurement tech... [more] OFT2020-25
pp.62-67
OFT 2020-10-09
09:40
Online Online Theoretical Study of Fiber Brillouin Scattering Using FDTD Method
Shiori Nozawa, Shiro Ryu (Meiji Univ.) OFT2020-26
Brillouin scattering is known as a nonlinear phenomenon that occurs in an optical fiber. So far, we have measured the a... [more] OFT2020-26
pp.68-73
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