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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| OFT | 2023-10-12 13:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Proposal of low-coherence BOCDR based on periodic noise modulation Kenta Otsubo, Takaki Kiyozumi (YNU), Hiroshi Takahashi (YNU/NTT), Yusuke Koshikiya (NTT), Yosuke Mizuno (YNU)  OFT2023-30 |
As a principle of distributed measurement of strain and temperature along an optical fiber, the strain/temperature depen... [more] | OFT2023-30 pp.59-62 |
| OPE, OFT, OCS (Joint) [detail] |
2022-02-25 13:05 |
Online | Online | Group delay spread reduction using coupled multicore fibers with twist and bend Kazushi Homma, Takanori Sato, Takeshi Fujisawa (Hokkaido Uni.), Yuto Sagae, Taiji Sakamoto, Takashi Matsui, Kazuhide Nakajima (NTT), Kunimasa Saitoh (Hokkaido Uni.) OCS2021-49 OFT2021-79 OPE2021-64 |
We investigate mode coupling characteristics in coupled multicore fibers with twist and bend for reducing the group dela... [more] | OCS2021-49 OFT2021-79 OPE2021-64 pp.40-45(OCS), pp.49-54(OFT), pp.78-83(OPE) |
| MW | 2021-12-16 15:15 |
Kanagawa | Kawasaki City Industrial Promotion Hall (Primary: On-site, Secondary: Online) |
Analysis and Design of a Differential Distributed Amplifier with Coupled Inductors Keisuke Kawahara, Yohtaro Umeda, Kyoya Takano (TUS), Shinsuke Hara (NICT) MW2021-92 |
This paper presents a differential distributed amplifier with coupled inductors. Broadband and multi-level signaling are... [more] | MW2021-92 pp.43-48 |
| OFT | 2020-10-09 14:30 |
Online | Online | Interferometer based on photonic integrated circuit for optical frequency domain reflectometry Victor Shishkin, Akio Higo, Hideaki Murayama (UTokyo) OFT2020-34 |
We demonstrate an ultra-compact interferometer integrated on silicon photonic chip for distributed sensing using optical... [more] | OFT2020-34 pp.109-111 |
| OPE, LQE, OCS | 2018-10-18 16:00 |
Saga | [Invited Talk]
Fiber-optic Frequency Shifting of THz-range WDM Signal using Orthogonal Pump-signal Polarization Configuration Tomoyuki Kato, Shigeki Watanabe, Takahito Tanimura (Fujitsu Lab), Robert Elschner, Carsten Schmidt-Langhorst, Colja Schubert (HHI), Takeshi Hoshida (Fujitsu Lab) OCS2018-37 OPE2018-73 LQE2018-62 |
We propose a nonlinear fiber-based optical frequency shifter using two CW pumps orthogonally polarized to optical signal... [more] | OCS2018-37 OPE2018-73 LQE2018-62 pp.51-54 |
|
| SANE | 2018-06-22 14:15 |
Ibaraki | Tsukuba Space Center, JAXA | Extraction of local tropospheric delay variation in GNSS baseline analysis Takayuki Yoshihara, Susumu Saito, Atsushi Kezuka, Shinji Saitoh (ENRI) SANE2018-16 |
It has been reported that a relatively large tropospheric delay gradients are often observed by GNSS stations in airport... [more] | SANE2018-16 pp.19-24 |
| OFT | 2018-05-18 10:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg | A Study of Solid Type Low Latency Optical Fiber Yuto Sagae, Takashi Matsui, Kyozo Tsujikawa, Kazuhide Nakajima (NTT) OFT2018-2 |
Low latency transmission is required especially in the machine-to-machine (M2M) transmission of today’s optical communic... [more] | OFT2018-2 pp.5-10 |
| EMT, EST, LQE, MWP, OPE, PEM, PN, IEE-EMT [detail] | 2018-01-25 10:50 |
Hyogo | Millimeter-Wave Band Beamforming of Array-Antenna Integrated with Photodiode by Radio-over-Fiber Technique Using Variable Optical Delay Line Tatsuya Nagayama, Shigeyuki Akiba, Takashi Tomura, Jiro Hirokawa (Tokyo Tech.) PN2017-71 EMT2017-108 OPE2017-149 LQE2017-131 EST2017-107 MWP2017-84 |
For the simplification of the mobile base stations architecture, we have presented remote beamforming of array antenna i... [more] | PN2017-71 EMT2017-108 OPE2017-149 LQE2017-131 EST2017-107 MWP2017-84 pp.197-202 |
|
| OFT, OCS, IEE-CMN, ITE-BCT [detail] | 2017-11-24 09:30 |
Osaka | Kansa-Univ. Umeda Campus | Distributed Spatial Mode Dispersion Measurement along Strongly Coupled Multicore Fiber Using Rayleigh Backscattering Interference Pattern Shingo Ohno, Kunihiro Toge, Daisuke Iida, Tetsuya Manabe (NTT) OFT2017-48 |
Strongly coupled multicore fiber (SC-MCF) has been proposed for realizing spatial division multiplexing transmission. In... [more] | OFT2017-48 pp.23-28 |
| AP (2nd) |
2017-06-28 - 2017-06-30 |
Hokkaido | Hokkaido University | [Poster Presentation]
60 GHz-Band Antenna Beam Forming by Radio-over-Fiber with Variable Delay Line Tatsuya Nagayama, Shigeyuki Akiba, Jiro Hirokawa (Tokyo Tech.) |
We experimentally demonstrated 60 GHz-band antenna beam forming of integrated photonic array antenna in a Radio-over-Fib... [more] | |
| OFT | 2017-05-26 10:55 |
Shimane | Shimane Univ. (Matsue campus) | Strongly-Coupled Five-mode Ring-Core Fiber for MDM Transmission Takayoshi Mori, Taiji Sakamoto, Masaki Wada, Azusa Urushibara, Takashi Yamamoto, Kazuhide Nakajima (NTT) OFT2017-21 |
In this paper, we propose strongly-coupled ring core fiber (RCF) which can propagate 5 spatial modes (LP01, LP11a, LP11b... [more] | OFT2017-21 pp.95-100 |
| OCS, OFT, OPE (Joint) [detail] |
2017-02-16 15:55 |
Osaka | Osaka Prefecture University(I-site Nanba) | High-resolution measurement of differential mode delay of few-mode fiber using phase-comparing FMCW Shingo Ohno, Daisuke Iida, Kunihiro Toge, Tetsuya Manabe (NTT) OFT2016-47 OPE2016-163 |
Differential mode delay (DMD) is an important parameter to characterize mode division multiplexing transmission lines, a... [more] | OFT2016-47 OPE2016-163 pp.15-18(OFT), pp.21-24(OPE) |
| OFT, OCS (Joint) |
2015-08-28 15:40 |
Hokkaido | DMD Measurement of Weakly-Coupled Few-Mode Fiber Using Low-Coherence Digital Holography Yuta Wakayama, Hidenori Taga, Takehiro Tsuritani (KDDI R&D Labs.) OCS2015-40 |
In a mode division multiplexed transmission system, differential mode delay (DMD) in a transmission line roles as a key ... [more] | OCS2015-40 pp.53-57 |
|
| OPE, OCS | 2014-05-16 10:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Photonic Architecture for Beam Forming of RF Phased Array Antenna Kyo Minoguchi (Tokyo Inst. of Tech.), Masayuki Oishi, Shigeyuki Akiba (KDDI labs), Jiro Hirokawa, Makoto Ando (Tokyo Inst. of Tech.) OCS2014-3 OPE2014-3 |
A novel system architecture utilizing effects of fiber chromatic dispersion for beam forming of RF phased array antennas... [more] | OCS2014-3 OPE2014-3 pp.13-17 |
| OCS, OFT, ITE-BCT, IEE-CMN (Joint) [detail] |
2013-11-21 17:05 |
Niigata | Nagaoka University of Technology | Chromatic Dispersion Contrrolled Highly Nonlinear Fibers Masaaki Hirano, Yoshinori Yamamoto (SEI), Bill Kuo, Stojan Radic (UCSD) OCS2013-84 |
Optical applications utilizing silica-based highly nonlinear fibers have been actively studied. In order to realize de... [more] |
OCS2013-84 pp.13-18 |
| OCS | 2013-07-26 14:10 |
Tokyo | Sumida-Sangyo-Kaikan | [Invited Talk]
Few-mode fibers with large number of modes and low differential mode group delay for mode-division-multiplexed transmission Takayoshi Mori, Taiji Sakamoto, Masaki Wada, Takashi Yamamoto, Fumihiko Yamamoto (NTT) OCS2013-32 |
A new approach for realizing a much higher transmission capacity has recently been developed that utilizes the higher-or... [more] | OCS2013-32 pp.75-80 |
| OFT, OPE, OCS (Joint) [detail] |
2013-02-28 17:15 |
Tokyo | [Invited Talk]
Design and characteristics of Two-Mode Optical Fiber with low DMD and Large Aeff Ryo Maruyama, Nobuo Kuwaki, Kiminori Sato, Shoichiro Matsuo (Fujikura), Masaharu Ohashi (Osaka Prefecture Univ.) OCS2012-105 OFT2012-77 OPE2012-195 |
Recently, mode division multiplexing (MDM) transmission system in Few-Mode Optical Fiber (FMF) has attracted considerabl... [more] | OCS2012-105 OFT2012-77 OPE2012-195 pp.45-50 |
|
| PN, EMT, LQE, OPE, MWP, EST, IEE-EMT [detail] | 2013-01-24 09:00 |
Osaka | Osaka Univ. (Suita) | Scalability in Autonomous Optical Buffer System for Synchronous Packets Yuta Maruo, Naoya Uegaki, Hiroki Kishikawa, Nobuo Goto, Shin-ichiro Yanagiya (Univ of Tokushima) PN2012-34 OPE2012-143 LQE2012-135 EST2012-70 MWP2012-52 |
Various optical buffer systems have been studied for use in network nodes. Autonomous buffer systems that are easy to co... [more] | PN2012-34 OPE2012-143 LQE2012-135 EST2012-70 MWP2012-52 pp.1-6 |
| CPM, OPE, LQE, EMD | 2011-08-26 11:15 |
Hokkaido | Hokkaido Univ. | Autonomous First-In-First-Out Optical Buffer with Function of Storing Multiple Packets in Each of Fiber Delay Lines Hiroki Kishikawa, Hirotaka Umegae (Univ. of Tokushima), Jiro Oda, Yoshitomo Shiramizu (Toyohashi Univ. of Tech.), Nobuo Goto, Shin-ichiro Yanagiya (Univ. of Tokushima) EMD2011-50 CPM2011-94 OPE2011-85 LQE2011-48 |
An autonomous first-in-first-out buffering system is proposed. The buffer system consists of feedback-looped parallel fi... [more] | EMD2011-50 CPM2011-94 OPE2011-85 LQE2011-48 pp.97-102 |
| PN | 2011-08-02 15:20 |
Hokkaido | Hakodate-shi Kinrousha Sougou Fukushi Center | A Study of Multi-Stage Partially-Shared Fiber Delay Line Buffer Shota Takano, Tatsuro Takahashi (Kyoto Univ.) PN2011-22 |
Partially-shared FDL buffer which share long delay lines among output ports can reduce device cost of optical packet swi... [more] | PN2011-22 pp.55-60 |
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