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Search Results: Conference Papers
 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 21 - 40 of 1460 [Previous]  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
AP, WPT
(Joint)
2024-01-19
15:50
Niigata Tokimate, Niigata University
(Primary: On-site, Secondary: Online)
[Invited Lecture] Generation of Virtual City 3D Model for Pathloss Dataset Extension
Rento Hagiwara, Koichi Ichige (Yokohama National Univ), Tatsuya Nagao, Takahiro Hyashi (KDDI Research Inc.) AP2023-185
In this paper, we propose a method to generate a 3D model of virtual cities for propagation data generation by ray traci... [more] AP2023-185
pp.131-136
HIP 2023-12-21
11:30
Miyagi Research Institute of Electrical Communication Initial verification for estimating cognitive reflection test using eye movement
Lian Cao, Yudai Yamazaki, Yukitoshi Kashimoto, Daisuke Kamisaka (KDDI) HIP2023-78
The Cognitive Reflection Test (CRT) has been proposed to measure human information processing types, which are broadly d... [more] HIP2023-78
pp.13-18
ED, MWPTHz 2023-12-21
16:05
Miyagi RIEC, Tohoku Univ.
(Primary: On-site, Secondary: Online)
[Invited Talk] Virtualized terminal technologies for high-capacity communications toward Beyond 5G
Yoshio Kunisawa, Takahiro Hayashi (KDDI Research) ED2023-55 MWPTHz2023-65
The Beyond 5G mobile communication system will require the high-speed data transmission in uplink communication as well ... [more] ED2023-55 MWPTHz2023-65
pp.11-15
QIT
(2nd)
2023-12-17
17:30
Okinawa OIST
(Primary: On-site, Secondary: Online)
[Poster Presentation] Proposal to Reduce Degradation of Quantum Images by Contrast and Edge Enhancement Processing
Chihiro Dogo, Kazuhiro Saito (KDDI Research)
Quantum image processing requires encoding image information expressed in classical 0/1 into a quantum state. There are ... [more]
QIT
(2nd)
2023-12-17
17:30
Okinawa OIST
(Primary: On-site, Secondary: Online)
[Poster Presentation] HOBO vs QUBO for Embedding All Feasible Solutions of the Travelling Salesman Problem by Grover's Algorithm
Gordon Cui (Keio University), Rei Sato, Kazuhiro Saito (KDDI), Hideyuki Kawashima (Keio University)
 [more]
NS, RCS
(Joint)
2023-12-15
09:50
Fukuoka Kyushu Institute of Technology Tobata campus, and Online
(Primary: On-site, Secondary: Online)
[Encouragement Talk] Analysis of Features Contributing to Early Detection of Failures in 5G Core Networks Using Machine Learning
Takeru Hakii (UTokyo), Takuya Miyasaka, Junichi Kawasaki, Daiki Koyama (KDDI Research, Inc.), Norihiro Fukumoto, Akirhiro Nakao (UTokyo) NS2023-141
CNF-based 5GC, a cloud-native implementation of network functions (NFs), is increasingly using machine learning for earl... [more] NS2023-141
pp.90-96
HCGSYMPO
(2nd)
2023-12-11
- 2023-12-13
Fukuoka Asia pacific Import Mart (Kitakyushu)
(Primary: On-site, Secondary: Online)
Perspectives on Research and Practice in Ethnographerly Thinking -- Building a Bridge to Human Communication Research --
Naoya Tojo (KDDI Research), Tomoko Oto (Tokyo Medical Univ.), Risa Kimura, Sumaru Niida (KDDI Research)
Ethnography has a well-established history in the academic disciplines of cultural anthropology and sociology, grounded ... [more]
HCGSYMPO
(2nd)
2023-12-11
- 2023-12-13
Fukuoka Asia pacific Import Mart (Kitakyushu)
(Primary: On-site, Secondary: Online)
Development and implementation of a program to enhance the empathy skills of middle-aged and elderly workers
Osamu Maeshima, Kazuaki Imamura, Kiyohito Yoshihara (KDDI Research, Inc.)
This study examined the effectiveness of a program developed for middle-aged and elderly workers to improve their empath... [more]
HCGSYMPO
(2nd)
2023-12-11
- 2023-12-13
Fukuoka Asia pacific Import Mart (Kitakyushu)
(Primary: On-site, Secondary: Online)
A Consideration of Work Categorization Strategies for Supporting New Workstyles
Ichiro Umata, Sumaru Niida (KDDI Research,), Patrick Healey (QMUL)
The popularization of remote work expand the possibilities of new workstyles that combine online and offline work. Previ... [more]
AP
(2nd)
2023-12-07
16:25
Wakayama Kiboukan (Nanki Shirahama) Area Evaluation of Sub6-band Manhole Lens Antenna by Computer Simulation
Masayuki Nakano, Masayuki Nakano, Takahiro Hayashi (KDDI Research)
 [more]
LQE, OPE, OCS 2023-11-24
16:05
Online Online [Special Invited Talk] O+S+C+L+U-Band Digital Coherent DWDM Transmission Using a Deployed Optical Cable
Daiki Soma (KDDI Research), Tomoyuki Kato (Fujitsu), Shohei Beppu, Daniel J. Elson (KDDI Research), Hidenobu Muranaka, Hiroyuki Irie, Shun Okada, Yu Tanaka (Fujitsu), Yuta Wakayama, Noboru Yoshikane (KDDI Research), Takeshi Hoshida (Fujitsu), Takehiro Tsuritani (KDDI Research) OCS2023-54 OPE2023-104 LQE2023-51
We demonstrate an O+S+C+L+U-band digital coherent DWDM transmission system as an upgrade scenario from a C+L-band system... [more] OCS2023-54 OPE2023-104 LQE2023-51
pp.25-29
LQE, OPE, OCS 2023-11-24
16:30
Online Online [Special Invited Talk] Demonstration of 4-core Dual-polarization Optical Hybrid Using Dielectric Metasurface
Kento Komtsu, Go Soma (Univ. of Tokyo), Shota Ishimura, Hidenori Takahashi, Takehiro Tsuritani, Masatoshi Suzuki (KDDI Research), Yoshiaki Nakano, Takuo Tanemura (Univ. of Tokyo) OCS2023-55 OPE2023-105 LQE2023-52
This technical report reviews the presentation of the ECOC2023 postdeadline paper Th.C.1.3. Spatially scalable metasurfa... [more] OCS2023-55 OPE2023-105 LQE2023-52
pp.30-33
PN 2023-11-16
15:30
Ehime
(Primary: On-site, Secondary: Online)
[Invited Talk] Free-space optical communications using photonic-crystal surface-emitting lasers
Shota Ishimura (KDDI Research.), Ryohei Morita, Takuya Inoue (Kyoto Univ.), Kosuke Nishimura, Hidenori Takahashi, Takehiro Tsuritani (KDDI Research.), Menaka De Zoysa, Kenji Ishizaki (Kyoto Univ.), Masatoshi Suzuki (KDDI Research.), Susumu Noda (Kyoto Univ.) PN2023-41
Recently, the application of optical communication in space has been actively discussed. Compared to microwaves or milli... [more] PN2023-41
pp.27-32
AP, RCS
(Joint)
2023-11-15
15:35
Kumamoto Kumamoto Prefectural Workers' Welfare Hall
(Primary: On-site, Secondary: Online)
Propagation Loss Estimation Method for IRS using RCS Based on the First Fresnel Zone
Hiroki Aoki, Satoshi Ito, Takuya Ohto, Takahiro Hayashi (KDDI Research) AP2023-138
IRS (Intelligent Reflecting Surface) is a promising technology to overcome a coverage hole problem in millimeter wave
... [more]
AP2023-138
pp.47-52
AP, RCS
(Joint)
2023-11-16
09:30
Kumamoto Kumamoto Prefectural Workers' Welfare Hall
(Primary: On-site, Secondary: Online)
[Invited Lecture] Relaying achieving high-capacity and low-latency data transmission in millimeter wave bands (*)
Masahiro Takigawa, Ryochi Kataoka, Issei Kanno, Yoji Kishi (KDDI Research) AP2023-140 RCS2023-163
This paper introduces our efforts to realize high capacity and low latency data transmission. Millimeter wave bands such... [more] AP2023-140 RCS2023-163
p.59(AP), p.63(RCS)
VLD, DC, RECONF, ICD, IPSJ-SLDM [detail] 2023-11-15
14:00
Kumamoto Civic Auditorium Sears Home Yume Hall
(Primary: On-site, Secondary: Online)
VLD2023-32 ICD2023-40 DC2023-39 RECONF2023-35 (To be available after the conference date) [more] VLD2023-32 ICD2023-40 DC2023-39 RECONF2023-35
pp.13-18
LOIS, SITE, ISEC 2023-11-10
13:35
Hiroshima Satellite Campus Hiroshima
(Primary: On-site, Secondary: Online)
Side-Channel Security Evaluation of ASCON Implementation
Daisuke Iwasa, Rei Ueno (Tohoku University), Kazuhide Fukushima (KDDI Research, Inc.), Naofumi Homma (Tohoku University) ISEC2023-68 SITE2023-62 LOIS2023-26
(To be available after the conference date) [more] ISEC2023-68 SITE2023-62 LOIS2023-26
pp.93-97
RISING
(3rd)
2023-10-31
10:45
Hokkaido Kaderu 2・7 (Sapporo) [Poster Presentation] Study on Application Delivery and Execution Method for Function Retention in Floating Cyber Physical System
Meiya Tanaka, Daiki Nobayashi, Kazuya Tsukamoto, Takeshi Ikenaga (KIT), Shu Sekigawa (KDDI Research)
 [more]
RCS 2023-10-19
14:05
Kagawa Kagawa University (Saiwai-cho Campus), and online
(Primary: On-site, Secondary: Online)
[Invited Lecture] Research for Wide-Area Expansion of User-Centric RAN Using Cell-Free Massive MIMO
Takahide Murakami, Yu Tsukamoto, Reo Kohinata, Naoki Aihara, Akio Ikami, Hiroyuki Shinbo, Yoshiaki Amano (KDDI Research) RCS2023-133
Cell-Free massive MIMO (cell-free) is attracting attention as a technology that can ensure wireless quality regardless o... [more] RCS2023-133
p.26
AP 2023-10-20
10:30
Iwate Iwate University
(Primary: On-site, Secondary: Online)
Improvement of characteristics in 700-800MHz band in 8-wave multiband antenna for mobile communication
Masayuki Nakano, Yosyio Kunisawa, Takahiro Hayashi (KDDI Research, Inc) AP2023-122
The authors conducted computer simulations and prototypes of small, low-profile multiband MIMO antennas for mobile commu... [more] AP2023-122
pp.127-132
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