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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 21 - 40 of 941 [Previous]  /  [Next]  
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
 Results 21 - 40 of 941 [Previous]  /  [Next]  
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