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]
Distributed strain measurements of multi-core fiber ribbon Shintaro Nakamoto, Takafumi Ogura (UTokyo), Masaki Wada, Takashi Matsui, Kazuhide Nakajima (NTT), Ryota Wada, Hideaki Murayama (UTokyo) OFT2023-24 |
We propose a ribbon-shaped optical fiber (MCF ribbon) consisting MCFs and SMFs, which is designed to fix the twisted con... [more] |
OFT2023-24 pp.35-38 |
OFT |
2023-10-13 14:20 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
Consideration of measurement ability improvement about broadband light probe BOTDA. Takahiro Ishimaru, Yoshifumi Wakisaka, Hiroshi Takahashi, Yusuke Koshikiya (NTT) OFT2023-44 |
In recent years, optical fiber distributed vibration measurement based on Brillouin scattering, which can measure large ... [more] |
OFT2023-44 pp.111-114 |
HCS |
2023-08-25 11:30 |
Hyogo |
(Primary: On-site, Secondary: Online) |
Prediction of Love-like Impression in Japanese Speed Dating Ryo Ishii, Fumio Nihei, Yoko Ishii, Atsushi Otsuka, Kazuya Matsuo, Narichika Nomoto, Chihiro Takayama, Atsushi Fukayama (NTT) HCS2023-44 |
(To be available after the conference date) [more] |
HCS2023-44 pp.10-14 |
LQE, OPE, CPM, EMD, R |
2023-08-24 14:40 |
Miyagi |
Tohoku university (Primary: On-site, Secondary: Online) |
[Invited Talk]
Silicon photonics COSA Yuriko Kawamura (NTT) R2023-22 EMD2023-17 CPM2023-27 OPE2023-66 LQE2023-13 |
We present a silicon photonics COSA(coherent optical sub-assembly). The architecture of the silicon photonics chip and t... [more] |
R2023-22 EMD2023-17 CPM2023-27 OPE2023-66 LQE2023-13 pp.34-37 |
SIP |
2023-08-07 14:00 |
Osaka |
Osaka Univ. (Suita) Convention Center (Primary: On-site, Secondary: Online) |
[Invited Talk]
Fast parallel singular value thresholding for row-rank analysis Takayuki Sasaki (NTT) SIP2023-49 |
[more] |
SIP2023-49 p.19 |
CCS, IN (Joint) |
2023-08-04 10:58 |
Hokkaido |
Banya-no-yu |
Resource Allocation Optimization in Multi-User NOMA Systems Using Higher-Order Hamiltonians Shuho Ishibashi, Ohtsuka Teppei, Maki Arai (TUS), Aohan Li (UEC), Hiroki Takesue, Kensuke Inaba (NTT), Kazuyuki Aihara (UT), Mikio Hasegawa (TUS) CCS2023-24 |
Non-Orthogonal Multiple Access (NOMA) is a next-generation communication technology in which multiple users share a sing... [more] |
CCS2023-24 pp.37-42 |
CS |
2023-07-28 11:05 |
Tokyo |
Hachijo-machi Chamber of Commerce and Industry |
[Invited Talk]
An Experiment-based Study on Indoor Object Detection Using Channel State Information in WLAN Systems Osamu Muta, Kazuki Noguchi, Shunsuke Shimizu (Kyushu Univ.), Tomoki Murakami, Shinya Otsuki (NTT) CS2023-52 |
[more] |
CS2023-52 pp.131-134 |
CS |
2023-07-28 13:15 |
Tokyo |
Hachijo-machi Chamber of Commerce and Industry |
[Invited Talk]
Comparison of signal quality between electrical and optical superposition of AMCC signals in SOA-integrated EA-DFB Laser Yasunari Tanaka, Takuya Kanai, Mingchen Chen, Takahiko Shindo, Kazutaka Hara, Hirotaka Nakamura, Jun-ichi Kani, Kimikazu Sano, Tomoaki Yoshida (NTT) CS2023-54 |
The All-Photonics Network (APN) has been proposed that realizes direct optical connection with large capacity, low laten... [more] |
CS2023-54 pp.141-145 |
AP, SANE, SAT (Joint) |
2023-07-13 11:40 |
Hokkaido |
The Citizen Activity Center (Primary: On-site, Secondary: Online) |
Development of Extreme Coverage Communication System Extended by Non-Terrestrial Network (NTN)
-- Evaluation of 2GHz-Band Interference Avoidance and Rain Attenuation Compensation Technology Actualizing HAPS Communication System -- Yuto Muroki, Yuki Hokazono, Hinata Kohara, Kenji Fukasawa (NTT DOCOMO), Hisayoshi Kano, Munehiro Matsui, Junichi Abe, Fumihiro Yamashita (NTT) SAT2023-19 |
We are focusing on the provision of communication areas from the sky by satellites and High-Altitude Platform Stations (... [more] |
SAT2023-19 pp.53-58 |
AP, SANE, SAT (Joint) |
2023-07-13 12:00 |
Hokkaido |
The Citizen Activity Center (Primary: On-site, Secondary: Online) |
Development of extreme coverage communication system extended by Non-Terrestrial Network (NTN)
-- Evaluation of routing method in transparent relay -- Hisayoshi Kano, Munehiro Matsui, Jun-ichi Abe, Fumihiro Yamashita (NTT), Yuki Hokazono, Hinata Kohara, Kenji Fukasawa (NTT DOCOMO) SAT2023-20 |
NTT has been proposing an IOWN space integrated computing network concept. We focus on coverage extension using non-terr... [more] |
SAT2023-20 pp.59-64 |
AP, SANE, SAT (Joint) |
2023-07-14 16:10 |
Hokkaido |
The Citizen Activity Center (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Parameter Optimization in Radio Propagation Analysis Method with Quantum Annealing Keita Fujita, Tetsuro Imai (TDU), Wataru Yamada, Minoru Inomata, Nobuaki Kuno (NTT) AP2023-63 |
Ray tracing methods for radio propagation analysis require a large amount of computation time due to the increase in the... [more] |
AP2023-63 pp.176-180 |
EMCJ |
2023-06-09 13:30 |
Hokkaido |
Otaru Chamber of Commerce & Industry (Primary: On-site, Secondary: Online) |
Circuit-theoretic calculation of scattering properties considering inter-element coupling in a two-dimensional Van Atta array Daisuke Nishida, Atsuhiro Nishikata (Tokyo Tech), Yasuyoshi Yamamoto, Yuta Takahashi, Naoki Kita (NTT) EMCJ2023-21 |
[more] |
EMCJ2023-21 pp.48-53 |
QIT (2nd) |
2023-05-30 09:45 |
Kyoto |
Katsura Campus, Kyoto University |
State-dependent error bound for digital quantum simulation and its application Takuya Hatomura (NTT) |
We consider a state-dependent inequality that evaluates the amount of digitization errors in digital quantum simulation.... [more] |
|
OCS, LQE, OPE |
2023-05-26 13:55 |
Online |
Online |
[Invited Talk]
Report on OFC2023
-- Optical Network -- Takafumi Tanaka (NTT) OCS2023-3 OPE2023-3 LQE2023-3 |
[more] |
OCS2023-3 OPE2023-3 LQE2023-3 pp.10-13 |
MICT, WBS, RCC, SAT (Joint) [detail] |
2023-05-26 09:25 |
Tokyo |
TOKYO BIG SIGHT (Primary: On-site, Secondary: Online) |
A study on the rain attenuation duration characteristics using the different Ku-band satellite signals measured at multiple locations Yasuyuki Maekawa (Osaka Electro-Commun. Univ.), Koichi Harada, Junichi Abe, Fumihiro Yamashita (NTT Corporation) SAT2023-5 MICT2023-5 |
The signal levels of Ku-band BS broadcast radio waves and JCSAT-5A beacon radio waves have been simultaneously measured ... [more] |
SAT2023-5 MICT2023-5 pp.20-25 |
SeMI, IPSJ-ITS, IPSJ-MBL, IPSJ-DPS |
2023-05-19 09:00 |
Okinawa |
Okinawa Institute of Science and Technology (OIST) (Primary: On-site, Secondary: Online) |
5G throughput prediction using physical space information Hisashi Nagata, Riichi Kudo, Kahoko Takahashi, Eshan Ramesh, Tomoaki Ogawa (NTT), Yuya Aoki, Yuki Horise, Yoshifumi Morihiro (NTT Docomo) SeMI2023-9 |
[more] |
SeMI2023-9 pp.36-41 |
CS, CQ (Joint) |
2023-05-19 14:55 |
Kagawa |
Rexxam Hall (Kagawa Kenmin Hall) (Primary: On-site, Secondary: Online) |
[Special Invited Talk]
Recent research and development of wireless techniques for realizing 6G/IOWN concept Takeshi Onizawa, Naoki Kita, Toshifumi Miyagi, Fumihiro Yamashita (NTT) CS2023-14 |
In this report, we describe recent research and development of wireless techniques for realizing 6G/IOWN concepts. We co... [more] |
CS2023-14 pp.34-40 |
IN, NS (Joint) |
2023-03-02 15:50 |
Okinawa |
Okinawa Convention Centre + Online (Primary: On-site, Secondary: Online) |
Implementation and evaluation of blockchain-based wireless base station sharing method. Takeru Fukushima, Motoharu Sasaki, Toshiro Nakahira, Daisuke Murayama, Takatsune Moriyama (NTT) NS2022-203 |
The authors have studied a wireless base station (BS) sharing method using blockchain in order to reduce the deployment ... [more] |
NS2022-203 pp.207-212 |
CAS, CS |
2023-03-01 11:20 |
Fukuoka |
Kitakyushu International Conference Center (Primary: On-site, Secondary: Online) |
Experimental Evaluation of Indoor Object Detection Characteristics Using CSI in Wireless LAN Systems
-- Effect of Antenna Placement on Detection Characteristics -- Kazuki Noguchi, Osamu Muta (Kyushu Univ.), Tomoki Murakami, Shinya Otsuki (NTT) CAS2022-100 CS2022-77 |
Various object detection schemes utilizing channel state information (CSI) in wireless local area network (WLAN) systems... [more] |
CAS2022-100 CS2022-77 pp.23-28 |
RCS, SR, SRW (Joint) |
2023-03-03 15:50 |
Tokyo |
Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
Simultaneous Beam Search with Multiple Distributed Antennas for Distributed Antenna System Shuki Wai, Takuto Arai, Tatsuhiko Iwakuni, Daisei Uchida, Naoki Kita (NTT) RCS2022-295 |
Distributed antenna (DA) system using high-frequency bands such as millimeter-wave and sub-terahertz is expected to be o... [more] |
RCS2022-295 pp.249-254 |