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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 298  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
OCS, CS
(Joint)
2022-01-14
13:35
Yamaguchi Conference room 204A・B at KDDI Ishin-hall
(Primary: On-site, Secondary: Online)
[Invited Talk] >100-Tb/s Capacity Wideband WDM Optical Transmission Technologie
Fukutaro Hamaoka (NTT) OCS2021-38
This paper reviews trends in wideband WDM optical transmission technology for increasing the capacity of optical transmi... [more] OCS2021-38
pp.28-31
CS, IN, NS, NV
(Joint)
2020-09-11
11:40
Online Online Additional resource request from an ONUs to the accommodating TWDM-PON system with high speed wavelength switching
Yoshihiro Nakahira, Masahiro Sarashina, Saito Hiroyuki, Shozo Yamada, Satoshi Furusawa, Masayuki Kashima, Hironori Sasaki (OKI) NS2020-45
During wavelength switching time, it is not possible to send traffic. Therefore some TWDM-PON systems have queues to sto... [more] NS2020-45
pp.21-26
CS 2020-07-16
15:40
Hokkaido Ripura(Rishiri Fuji)
(Primary: On-site, Secondary: Online)
A Study on Optical Access Systems for 6G Radio Access Networks
Rintaro Harada, Hirotaka Ujikawa, Naotaka Shibata, Shin Kaneko, Jun Terada (NTT) CS2020-17
Some studies of radio access networks (RANs) toward the 6th mobile system (6G) that will support society in 2030s have b... [more] CS2020-17
pp.13-16
CS, OCS
(Joint)
2020-01-16
13:55
Oita Beppu Housensou Hotel (Oita Pref.) [Invited Lecture] Demonstration of Remote Management and Control in WDM-PON System for 5G Mobile Fronthaul
Kyosuke Sone, Goji Nakagawa, Yoshio Hirose, Takeshi Hoshida (Fujitsu) CS2019-89 OCS2019-71
We develop an evaluation platform of remote management and control for WDM-PON system in 5G mobile fronthaul and success... [more] CS2019-89 OCS2019-71
pp.5-10(CS), pp.35-40(OCS)
CS, OCS
(Joint)
2020-01-16
14:45
Oita Beppu Housensou Hotel (Oita Pref.) [Invited Lecture] Next Generation C-RAN Mobile Fronthaul Using On-line Bi-directional 256 QAM WDM Coherent Transmission
Takashi Kan, Masato Yoshida, Keisuke Kasai, Toshihiko Hirooka, Katsumi Iwatsuki, Masataka Nakazawa (Tohoku Univ.) OCS2019-73
We have recently proposed a simple digital coherent transmission system with an injection locking technique for next gen... [more] OCS2019-73
pp.47-52
OCS, ITE-BCT, OFT, IEE-CMN [detail] 2019-11-22
09:30
Yamaguchi Kaikyo-Messe-Shimonoseki Chromatic dispersion dependence of nonlinear signal degradation in guard bandless Nyquist OTDM-WDM
Koki Ono, Yuji Miyoshi, Hirokazu Kubota (Osaka Prefecture Univ.) OFT2019-39
With the recent increase in Internet traffic, large-capacity transmission is required. Therefore, we are studying the Ny... [more] OFT2019-39
pp.19-22
NS, IN, CS, NV
(Joint)
2019-09-05
13:55
Miyagi Research Institute of Electrical Communication, Tohoku Univ. [Invited Lecture] Power saving and latency on the TWDM-PON with high speed wavelength switching
Yoshihiro Nakahira, Saito Hiroyuki, Masahiro Sarashina, Masayuki Kashima (OKI), Takeshi Suehiro, Kenichi Nakura, Seiji Kozaki (Mitubishi), Shu Yamamoto, Akihiro Nakao (Unv. of Tokyo) CS2019-52
Recently, novel access network systems are proposed and discussed in which network resources and their functions are vir... [more] CS2019-52
pp.27-32
NS, IN, CS, NV
(Joint)
2019-09-06
15:20
Miyagi Research Institute of Electrical Communication, Tohoku Univ. A study on functional splitting optimization of fronthaul network based on TWDM-PON
Go Hasegawa (Tohoku Univ.), Masayuki Murata (Osaka Univ.), Yoshihiro Nakahira, Masayuki Kashima (OKI), Shingo Ata (Osaka City Univ.) NS2019-95
In this report, the mathematical model for power consumption of 5G fronthaul network with functional splitting of baseba... [more] NS2019-95
pp.35-40
PN 2019-08-26
13:10
Hokkaido Kanpo-No-Yado Otaru [Invited Talk] Research and Development of Beyond 400 Gbit/s Optical Trasnsmission Systems
Hideki Maeda (NTT NS Lab.) PN2019-15
NTT was the first in the world to develop new technologies, promoted research and development of economical and reliable... [more] PN2019-15
pp.31-36
LQE, OPE, CPM, EMD, R 2019-08-23
09:10
Miyagi   [Invited Talk] Grid Free WDM System Using External Cavity Multi-Wavelength Laser
Kei Masuyama, Mizuki Shirao, Nobuo Ohata (Mitsubishi Electric Corp.), Nobuhiko Nishiyama (Tokyo Tech), Kiyotomo Hasegawa (Mitsubishi Electric Corp.) R2019-27 EMD2019-25 CPM2019-26 OPE2019-54 LQE2019-32
Higher and large-capacity optical communication equipment is required in the data center due to data traffic concentrati... [more] R2019-27 EMD2019-25 CPM2019-26 OPE2019-54 LQE2019-32
pp.39-42
OCS, PN, NS
(Joint)
2019-06-21
16:00
Iwate MALIOS(Morioka) 50.4 Tbit/s, L-band 480 ch-WDM, 128 QAM-160 km digital coherent optical transmission using an injection-locked homodyne receiver
Takashi Kan, Keisuke Kasai, Masato Yoshida, Toshihiko Hirooka, Masataka Nakazawa (Tohoku Univ.) OCS2019-19
Injection locking method enables us to realize precise optical carrier-phase synchronization between transmitted data an... [more] OCS2019-19
pp.47-50
PN 2019-03-14
15:50
Okinawa Miyako Island Hirara Port Terminal Bldg. [Invited Talk] NTT Communications Challenges on Optical Network
Keitaro Saito (NTT Com) PN2018-87
Internet traffic has increased by 20 to 30% per year. Then the network cost will increase more and more.
On the other h... [more]
PN2018-87
pp.27-32
OCS, CS
(Joint)
2019-01-17
13:15
Okinawa Nobumoto Ohama Memorial Hall (Ishigaki Island) A Study on Wavelength-Reuse WDM-PON using Reflective Semiconductor Optical Amplifier and Fabry-Perot Etalon
Takumi Shibata, Kariyawasam Indipalage Amila Sampath, Joji Maeda (Tokyo Univ. of Science) OCS2018-70
Wavelength-reuse using gain saturation of reflective semiconductor optical amplifier (RSOA) has been proposed as a color... [more] OCS2018-70
pp.13-18
OCS, CS
(Joint)
2019-01-17
13:40
Okinawa Nobumoto Ohama Memorial Hall (Ishigaki Island) Hardware-efficient Signal Processing Circuits for 100Gb/s/λ Coherent PON Systems
Hiroshi Miura, Keisuke Matsuda, Naoki Suzuki (Mitsubishi Electric) OCS2018-71
We present the 100 Gb/s/lambda-based coherent WDM-PON system with a simplified digital signal processing (DSP) suitable ... [more] OCS2018-71
pp.19-24
OCS, CS
(Joint)
2019-01-17
16:50
Okinawa Nobumoto Ohama Memorial Hall (Ishigaki Island) [Invited Lecture] Demonstration of Simultaneous Multiple ONUs Activation in WDM-PON System for 5G Mobile Fronthaul
Kyosuke Sone, Goji Nakagawa, Yoshio Hirose, Takeshi Hoshida (Fujitsu) CS2018-94 OCS2018-74
We successfully demonstrate simultaneous activation of multiple ONUs by the random waiting time function in upstream tra... [more] CS2018-94 OCS2018-74
pp.43-46(CS), pp.37-40(OCS)
LQE, OPE, SIPH 2018-12-06
17:10
Tokyo Keio University Evaluation of (Er,Y)2Zr2O7 crystal prepared by Radical Assisted Sputtering -- Toward Optical Amplifiers for MiDex --
Kodai Miyagi, Yasuhito Tanaka, Ghent Nakamura, Ayuko Minowa, Hideo Isshiki (UEC) OPE2018-116 LQE2018-126 SIPH2018-32
Research on MiDex Si Photonics for DWDM communication is in progress. For large scale integration, fabrication of a MiDe... [more] OPE2018-116 LQE2018-126 SIPH2018-32
pp.93-96
ITE-BCT, OCS, OFT, IEE-CMN [detail] 2018-11-08
14:35
Okayama Kurashiki-City-Geibunnkan Dependence of nonlinear signal degradation on baud rate and frequency interval in Nyquist OTDM-WDM transmission
Koki Ono, Yuji Miyoshi, Hirokazu Kubota, Masaharu Ohashi (Osaka Prefecture Univ.) OFT2018-55
Large capacity transmission corresponding to recent Internet traffic increase is demanded. Since the bandwidth available... [more] OFT2018-55
pp.15-18
OPE, LQE, OCS 2018-10-18
10:00
Saga   Fabrication for Y-branched multimode polymer optical waveguides using the Mosquito Method
Tomoki Nakayama, Takaaki Ishigure (Keio Univ.) OCS2018-29 OPE2018-65 LQE2018-54
Y-branched polymer optical waveguides for a multiplexing device in WDM (Wavelength Division Multiplexing) multimode opti... [more] OCS2018-29 OPE2018-65 LQE2018-54
pp.7-12
OPE, LQE, OCS 2018-10-18
13:10
Saga   [Memorial Lecture] Research and development of high-density integrated silica-based planar lightwave circuits
Senichi Suzuki (NEL) OCS2018-33 OPE2018-69 LQE2018-58
Silica-based planar lightwave circuits (PLCs) with highly design flexibility and low loss characteristics have provided ... [more] OCS2018-33 OPE2018-69 LQE2018-58
pp.29-33
OFT 2018-10-11
14:00
Miyagi Touhoku Univ. [Poster Presentation] OTDM-to-WDM conversion using cross-phase modulation in highly nonlinear fiber for pulse compression OOK signal.
Tooru Ikehata, Ryo Yokota, Naoto Kishi (UEC) OFT2018-30
In order to achieve OTDM-to-WDM conversion by all-optical signal processing, signal conversion using cross phase modulat... [more] OFT2018-30
pp.85-88
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