ken-system: Advance Program - 2024-08-OCS-OFT-LSJ

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The Laser Society of Japan (LSJ)

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Technical Committee on Optical Communication Systems (OCS)
Chair: Takayuki Kobayashi (NTT)
Secretary: Hiroki Taniguchi (NTT), Tsubasa Sasaki (Furukawa Electric Industries)

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Technical Committee on Optical Fiber Technology (OFT)
Chair: Masato Shiino (Furukawa Electric)
Secretary: Takashi Matsui (NTT), Katsuki Suematsu (Furukawa Electric)
Assistant: Atsushi Nakamura (NTT), Yoshitomo Kobayashi (Furukawa Electric)

DATE:
Thu, Aug 22, 2024 13:20 - 17:35
Fri, Aug 23, 2024 09:30 - 15:10

PLACE:

TOPICS:

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Thu, Aug 22 PM (13:20 - 13:25)
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(1) 13:20 - 13:25

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Thu, Aug 22 PM (13:25 - 14:40)
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(1)/OFT 13:25 - 13:50
R&D on improving optical properties of multi-core fibers
Kazunori Mukasa, Shugo Takeuchi, Osanobu Fukuo (Furukawa Electric), Matthias Stegmaier and Bera Palsdottir, Bera Palsdottir (OFS Denmark), Aditi Mehta, Toshio Morioka (DTU)

(2)/OCS 13:50 - 14:15
Developments of high core density uncoupled 19-core fiber for optical wiring
Yusuke Matsuno, Ryuichi Sugizaki, Masanori Takahashi (FEC)

(3)/OFT 14:15 - 14:40
Electromagnetic field properties of higher-order coupled-modes of symmetrical dual-core optical fibers
Kishi Naoto (UEC)

----- Break ( 10 min. ) -----

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Thu, Aug 22 PM (14:50 - 16:10)
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(4)/OFT 14:50 - 15:30
[Invited Talk]
Technology trend and standardization of submarine optical fibers
Yoshinori Yamamoto (Sumitomo Electric)

(5)/OCS 15:30 - 16:10
[Invited Talk]
Multiband WDM transmission technology utilizing wavelength conversion
Tomoyuki Kato (Fujitsu)

----- Break ( 10 min. ) -----

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Thu, Aug 22 PM (16:20 - 17:35)
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(6)/OCS 16:20 - 16:45
Accurate SNR Estimation Accounting for Pump Depletion in C+L-band Hybrid Raman-EDFA Amplified Transmission
Kosuke Kimura, Shimpei Shimizu, Kobayashi Takayuki, Masanori Nakamura, Yutaka Miyamoto (NTT)

(7)/OFT 16:45 - 17:10
Design for hollow-core fiber connector
Ryo Nagase (NICT), Rikuto Hirakata (CIT), Hideki Kamitsuna (YOKOWO)

(8)/OFT 17:10 - 17:35
Microscopic deformation analysis of multicore fiber connector ferrule endfaces
Katsuyoshi Sakaime, Ryo Nagase, Hideaki Furukawa (NICT)

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Fri, Aug 23 AM (09:30 - 10:45)
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(9)/OCS 09:30 - 09:55
Study of fiber bundle inserted in ferrule for rotary optical fiber switching
Chisato Fukai, Ryo Koyama, Takui Uematsu, Ikutaro Ogushi, Kazunori Katayama (NTT)

(10)/OCS 09:55 - 10:20
Evaluation of MPI suppression for a short PMF
Noe Ishizuka, Daiki Takeda, Tsunetoshi Saito, Hideyuki Nasu (FEIC)

(11)/OFT 10:20 - 10:45
Simple, efficient, and stable manual cutting-face terminations for POFs
Masashi Eguchi, Akaru Okazaki, Kotaro Takahashi (CIST), Kimio Oguchi (National Taiwan University of Science and Technology)

----- Break ( 10 min. ) -----

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Fri, Aug 23 AM (10:55 - 12:25)
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(12)/OFT 10:55 - 11:35
[Invited Talk]
Oscillation Spectrum of Harmonically Mode-Locked Fiber Ring Laser Utilizing Semiconductor Optical Amplifier
Joji Maeda (Tokyo Univ. of Science)

(13)/OCS 11:35 - 12:00
Real-Time Demonstration of Automatic Laser Frequency Adjustments for Intra-Data Center Coherent Transmissions
Yukinobu Nakajima, Akira Masuda, Hiroki Taniguchi, Shuto Yamamoto, Yoshiaki Sone, Seiji Okamoto, Etsushi Yamazaki (NTT)

(14)/OFT 12:00 - 12:25
Fourier ptychograhic phase reconstruction of optical signals with direct detection
Masayuki Matsumoto (Wakayama Univ.)

----- Lunch Break ( 60 min. ) -----

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Fri, Aug 23 PM (13:25 - 15:05)
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(15)/OFT 13:25 - 13:50
Optical phase noise measurement method using optical delay interferometer under polarization fluctuation environment
Shiro Ryu (Meiji Univ.)

(16)/OFT 13:50 - 14:15
Mechanisms and applications of multi-layered Rayleigh noise in BOCDR
Keita Kikuchi, Ryo Inoue (SIT), Yosuke Mizuno (YNU), Heeyoung Lee (SIT)

(17)/OFT 14:15 - 14:40
Polarization-maintaining EDF sigma laser with cascaded chirped LPG and its application to mechanical vibration measurement
Satoshi Tanaka, Makoto Okano, Atsushi Wada (NDA)

(18)/OFT 14:40 - 15:05
Investigation on optical charcteristics of muddy waters using Fabry-Perot optical sensors
Kei Kitayama, Mitsuru Kihara (OECU)

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Fri, Aug 23 PM (15:05 - 15:10)
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(19) 15:05 - 15:10

# Information for speakers
General Talk will have 20 minutes for presentation and 5 minutes for discussion.

=== The Laser Society of Japan (LSJ) ===

=== Technical Committee on Optical Communication Systems (OCS) ===
# FUTURE SCHEDULE:

Thu, Oct 17, 2024 - Fri, Oct 18, 2024: [Fri, Aug 9]

# SECRETARY:
E-mail: ocs-contact [at mark] mail.ieice.org
Tsubasa Sasaki (FEC)
TEL: +81-436-42-1728
Hiroki Taniguchi(NTT)
TEL: +81-46-859-8555

# ANNOUNCEMENT:
# URL of OCS is：https://www.ieice.org/cs/ocs/jpn/

=== Technical Committee on Optical Fiber Technology (OFT) ===
# FUTURE SCHEDULE:

Thu, Oct 10, 2024 - Fri, Oct 11, 2024: [Mon, Aug 5]

# SECRETARY:
Kobayashi Yoshitomo (FURUKAWA ELECTRIC)
TEL +81-595-85-1175, FAX +81-595-85-2433
E-mail: