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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 941  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
MIKA
(3rd)
2024-03-27
13:30
Fukuoka   [Invited Talk] Radio Propagation Path Finding Model Applicable to Quantum Computers
Tetsuro Imai (Tokyo Denki Univ.), Minoru Inomata, Wataru Yamada (NTT)
Radio wave propagation analysis in a multipath environment is based on finding radio wave propagation paths between tran... [more]
RCS, SR, SRW
(Joint)
2024-03-13
10:20
Tokyo The University of Tokyo (Hongo Campus), and online
(Primary: On-site, Secondary: Online)
Study on Time-Varying Tolerance Enhancement Using Null-Space Expansion Technique for Linear MIMO Reception
Shohei Kobayashi, Yuki Ohi, Hidekazu Murata (Yamaguchi Univ.), Makoto Taromaru (Hukuoka Univ.), Tatsuhiko Iwakuni, Daisei Uchida, Naoki Kita (NTT) RCS2023-251
The transmission performance deteriorate if the combining weights for interference suppression are fixed within a packet... [more] RCS2023-251
pp.7-10
IE, MVE, CQ, IMQ
(Joint) [detail]
2024-03-13
11:30
Okinawa Okinawa Sangyo Shien Center
(Primary: On-site, Secondary: Online)
Motion Analysis of Hairpin Shot in Badminton -- Comparison of Movement Between Coaches and Students Using Motion Capture Systems and Electromyography Sensors --
Yui Tamazawa, Ruri Furuse, Hiroto Kinoshita, Gen Nakagawa (Yokosuka High School), Masato Shindo, Ryosuke Aoki (NTT) IMQ2023-23 IE2023-78 MVE2023-52
 [more] IMQ2023-23 IE2023-78 MVE2023-52
pp.57-62
RCS, SR, SRW
(Joint)
2024-03-15
16:40
Tokyo The University of Tokyo (Hongo Campus), and online
(Primary: On-site, Secondary: Online)
Relationship between amount of collaboration traffic and error performance of terminal collaborated MIMO reception using adaptive collaboration scheme
Shunya Morimoto, Hayato Sugai, Hidekazu Murata (Yamaguchi Univ.), Daisuke Murayama, Toshiro Nakahira, Tomoaki Ogawa (NTT) RCS2023-293
This paper discusses terminal-collaborated MIMO reception, in which multiple wireless terminals in the neighborhood coll... [more] RCS2023-293
pp.182-186
IE, MVE, CQ, IMQ
(Joint) [detail]
2024-03-15
09:50
Okinawa Okinawa Sangyo Shien Center
(Primary: On-site, Secondary: Online)
IMQ2023-68 IE2023-123 MVE2023-97 We propose a simultaneous method of multimodal graph signal denoising and graph learning. Since sensor networks distribu... [more] IMQ2023-68 IE2023-123 MVE2023-97
pp.301-306
OPE, OFT, OCS
(Joint) [detail]
2024-02-21
16:55
Okinawa Nobumoto Ohama Memorial Hall
(Primary: On-site, Secondary: Online)
A study on loss characteristics of uncoupled 3-mode 4-core graded index fiber with a common depressed layer
Tomoki Honda, Takanori Sato (Hokkaido Univ.), Taro Iwaya, Yuto Sagae, Taiji Sakamoto, Takashi Matsui, Kazuhide Nakajima (NTT), Kunimasa Saitoh (Hokkaido Univ.) OCS2023-75 OFT2023-67 OPE2023-118
 [more] OCS2023-75 OFT2023-67 OPE2023-118
pp.42-47(OCS), pp.23-28(OFT), pp.58-63(OPE)
LOIS, ICM 2024-01-26
10:10
Nagasaki Nagasaki Prefectural Art Museum
(Primary: On-site, Secondary: Online)
Service Failure Detection Focusing on Simultaneous Increase in Various Types of Connection Retries in User Traffic
Naoki Hayashi, Fumio Katayama, Naoki Tateishi, Osamu Okino, Mitsuho Tahara (NTT) ICM2023-34 LOIS2023-38
Many communication services are provided in carrier networks, and these communication services are realized by various e... [more] ICM2023-34 LOIS2023-38
pp.33-38
EMCJ 2024-01-19
13:50
Kumamoto   Investigation of the Improvement of Near-field Gain by Van Atta Array Retroreflector with Shift Distribution like Convex Lens
Daisuke Nishida, Atsuhiro Nishikata (Tokyo Tech), Yasuyoshi Yamamoto, Hideki Toshinaga, Naoki Kita (NTT) EMCJ2023-96
 [more] EMCJ2023-96
pp.49-54
SIP, IT, RCS 2024-01-18
17:10
Miyagi
(Primary: On-site, Secondary: Online)
Throughput Characteristics Evaluation by STA Distribution in Dense Wireless LAN Environment
Sayaka Sumida, Hideya So (SIT), Kotaro Nagano, Hanae Otani, Hirantha Abeysekera, Yusuke Asai (NTT) IT2023-48 SIP2023-81 RCS2023-223
With the explosive proliferation of wireless devices, the demand for wireless communications is increasing yearly. Smart... [more] IT2023-48 SIP2023-81 RCS2023-223
pp.93-98
OCS, CS
(Joint)
2024-01-11
13:00
Kagoshima   Novel Architecture Expanding Accommodatable Signal-Types in Metro/Access-Integrated All-Photonics Network
Shin Kaneko, Manabu Yoshino, Naotaka Shibata, Chihiro Kito, Daisuke Iida, Hiroshi Takahashi, Yoshifumi Wakisaka, Yusuke Koshikiya, Junichi Kani, Tomoaki Yoshida (NTT) CS2023-93
We propose an architectural extension for metro/access integrated all-photonics network (APN) that supports close networ... [more] CS2023-93
pp.1-5
ED, MWPTHz 2023-12-21
16:45
Miyagi RIEC, Tohoku Univ.
(Primary: On-site, Secondary: Online)
Demonstration of a secure wireless communication system based on XOR operation between two data in terahertz waves
Takuya Yano, Ming Che, Hanwei Chen, Naoya Seiki, Takashi Shiramizu, Yuya Mikami (Kyushu Univ.), Yuta Ueda (NTT), Kazutoshi Kato (Kyushu Univ.) ED2023-56 MWPTHz2023-66
Future wireless communications will require high security as well as high capacity. We have proposed a wireless communic... [more] ED2023-56 MWPTHz2023-66
pp.16-19
ED, MWPTHz 2023-12-22
14:20
Miyagi RIEC, Tohoku Univ.
(Primary: On-site, Secondary: Online)
MOCVD growth and device characteristics of N-polar GaN HEMT with high-resistivity C-doped GaN buffer
Yuki Yoshiya, Takuya Hoshi, Takuya Tsutsumi, Hiroki Sugiyama, Fumito Nakajima (NTT) ED2023-63 MWPTHz2023-73
MOCVD-grown N-polar GaN HEMTs with high-resistivity carbon-doped GaN buffer were fabricated. Carbon auto doping in buffe... [more] ED2023-63 MWPTHz2023-73
pp.46-51
QIT
(2nd)
2023-12-18
17:05
Okinawa OIST
(Primary: On-site, Secondary: Online)
Time rescaling of nonadiabatic phenomena
Takuya Hatomura (NTT)
Quantum systems show various nonadiabatic phenomena depending on timescale of time-dependent external fields. We conside... [more]
QIT
(2nd)
2023-12-19
11:15
Okinawa OIST
(Primary: On-site, Secondary: Online)
Unification and Improvement of Quantum Error Mitigation Methods via Generalized Quantum Subspace Expansion
Shigeo Hakkaku (NTT), Nobuyuki Yoshioka (UTokyo), Yuuki Tokunaga, Suguru Endo (NTT)
Numerous quantum error mitigation methods are proposed to make the most of noisy quantum devices that lack the capabilit... [more]
ICM, NS, CQ, NV
(Joint)
2023-11-21
18:05
Ehime Ehime Prefecture Gender Equality Center
(Primary: On-site, Secondary: Online)
Object Recognition Ratio Estimation Model with Video Quality Fluctuation for Exterior Surveillance Video
Masanori Koike, Noritsugu Egi, Kazuhisa Yamagishi (NTT) CQ2023-39
In Japan, the Road Traffic Act requires the installation of remote monitoring equipment and the assignment of a monitor ... [more] CQ2023-39
pp.8-13
PRMU, IPSJ-CVIM, IPSJ-DCC, IPSJ-CGVI 2023-11-16
16:50
Tottori
(Primary: On-site, Secondary: Online)
Understanding level estimation using similarities between users' understanding expression patterns
Yuki Kitagishi, Naohiro Tawara, Atsunori Ogawa, Taichi Asami (NTT), Tomoko Yonezawa (Kansai Univ.) PRMU2023-26
We define three-degree understanding levels of low/neutral/high as an audience member looks like they are understanding ... [more] PRMU2023-26
pp.56-61
RISING
(3rd)
2023-10-31
09:45
Hokkaido Kaderu 2・7 (Sapporo) [Poster Presentation] Study of Localization Accuracy and Communication Performance of IRS-Assisted ISAC Systems
Mihiro Hashimoto, Koji Yamamoto, Itsuki Yonemura (Kyoto Univ.), Toshiro Nakahira, Daisuke Murayama, Takuto Arai, Daisei Uchida, Naoki Kita (NTT)
This study experimentally demonstrates a device-free localization in intelligent reflecting surface (IRS)-assisted milli... [more]
RCS 2023-10-19
13:40
Kagawa Kagawa University (Saiwai-cho Campus), and online
(Primary: On-site, Secondary: Online)
[Invited Lecture] A Multi-Agent Risk-Averse Reinforcement Learning Method for Improving Reliability in Sub6GHz/mmWave Wireless Networks
Megumi Kaneko, Thi Ha Ly Dinh (NII), Kenichi Kawamura, Daisuke Murayama, Takatsune Moriyama, Yasushi Takatori (NTT) RCS2023-132
 [more] RCS2023-132
p.25
RCS 2023-10-19
16:40
Kagawa Kagawa University (Saiwai-cho Campus), and online
(Primary: On-site, Secondary: Online)
Transmission Performance and Handover Control Technique of 60-GHz Wireless LAN on Indoor Open Environment
Tatsuhiko Iwakuni, Daisei Uchida, Takuto Arai, Shuki Wai, Naoki Kita (NTT) RCS2023-137
Wireless communication system using high-frequency bands requires in-sight communication due to straightness of radio wa... [more] RCS2023-137
pp.39-44
RCS 2023-10-20
11:50
Kagawa Kagawa University (Saiwai-cho Campus), and online
(Primary: On-site, Secondary: Online)
Development of Extreme Coverage Communication System Extended by Non-Terrestrial Network (NTN) -- Evaluation of 2-GHz Band Interference between HAPS and Ground Systems in Several Frequency Modes --
Yuto Muroki, Yuki Hokazono, Hinata Kohara, Atsunori Shimamura, Kenji Fukasawa (NTT DOCOMO), Hisayoshi Kano, Munehiro Matsui, Junichi Abe, Fumihiro Yamashita (NTT) RCS2023-144
We are focusing on the provision of communication areas from the sky by satellites and High-Altitude Platform Stations (... [more] RCS2023-144
pp.79-84
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