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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 88  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
AI 2020-02-14
15:30
Shimane Izumo Campus, Shimane University Elucidation of factors supporting co-creative consensus building and proposal of the communication environment
Sae Kondo (UT), Taichi Miyamae, Masaaki Kuzuya, Karen Sasagawa, Hiroyuki Sekikawa (Itoki), Takashi Numata (Hitachi), Kotaro Onishi, Hiroko Ohno (HF), Masako Maeda, Takuo Inoue, Chikako Goto, Hideki Koizumi (UT) AI2019-42
In recent years, new services and systems are being created every day due to IoT and AI development. There is a big expe... [more] AI2019-42
pp.1-6
SS, MSS 2020-01-14
16:55
Hiroshima   Dynamic Leakage Analysis Based on Model Counting and Its Evaluation
Daichi Fukuda, Hiroyuki Seki (Nagoya Univ.) MSS2019-49 SS2019-33
We propose a method of analyzing dynamic information leakage of a given program that has a secret input, a public output... [more] MSS2019-49 SS2019-33
pp.49-54
DC, SS 2019-10-24
14:30
Kumamoto Kumamoto Univ. Computing Optimal Weight in Weighted Register Automata and Related Decision Problems
Reo Yoshimura (Nagoya Univ.), Yoshiaki Takata (Kochi-tech.), Hiroyuki Seki (Nagoya Univ.) SS2019-16 DC2019-44
Register automaton (RA) is a computational model that can handle data values by adding registers to finite automaton. Re... [more] SS2019-16 DC2019-44
pp.19-24
HCS 2019-08-24
13:00
Osaka Jikei Institute Relationship of speech activity to subjective ratings and task performance during a divergent creative problem solving task involving communication among three people
Takashi Numata (Hitachi), Sae Kondo (UTokyo), Taichi Miyamae, Hiroyuki Sekikawa, Karen Sasagawa, Shiori Onodera, Masaaki Kuzuya (Itoki), Kotaro Onishi, Hiroko Ohno (House Foods), Masako Maeda, Chikako Goto, Hideki Koizumi (UTokyo) HCS2019-37
In order to support creative problem solving, we aim to develop a support system for creative problem solving during gro... [more] HCS2019-37
pp.43-48
RCS 2019-06-21
16:25
Okinawa Miyakojima Hirara Port Terminal Building Experimental Study of High-Capacity Technologies for 5G Ultra High-Density Distributed Antenna Systems -- Verification of coordinated radio resource scheduling algorithm in up to 32 multi-stream transmission --
Takaharu Kobayashi, Shinya Kumagai, Masafumi Tsutsui, Chiyoshi Akiyama, Takashi Dateki, Hiroyuki Seki, Morihiko Minowa (Fujitsu), Tatsuki Okuyama, Jun Mashino, Satoshi Suyama, Yukihiko Okumura (DOCOMO) RCS2019-99
In 5G mobile communication systems, an effective high-capacity technology is expected by using high-density small cells.... [more] RCS2019-99
pp.365-370
RCS, SR, SRW
(Joint)
2019-03-08
10:30
Kanagawa YRP 5G R&D Activities for High Capacity Technologies with Ultra High-Density Multi-Band and Multi-Access Layered Cells
Morihiko Minowa, Hiroyuki Seki (Fujitsu), Yukihiko Okumura, Satoshi Suyama (NTT DOCOMO), Jun Terada, Satoshi Shigematsu, Yasushi Takatori (NTT), Hiroaki Asano (Panasonic), Yukio Hirano (Mitsubishi Electric), Yasushi Yamao (UEC), Fumiyuki Adachi, Masataka Nakazawa (Tohoku Univ.) RCS2018-323
In this paper, we make a summary report of our 5G R&D activities for “High Capacity Technologies with Ultra High-Density... [more] RCS2018-323
pp.207-212
SS 2019-03-04
17:35
Okinawa   Dynamic information leakage analysis and adaptive input optimization
Tatsuya Miwa, Hiroyuki Seki (Nagoya Univ.) SS2018-68
We first propose a method of analyzing dynamic information leakage of a given program.Our method uses abstract interpret... [more] SS2018-68
pp.97-102
MSS, SS 2019-01-16
09:00
Okinawa   Optimal Run Problem for Weighted Register Automata
Reo Yoshimura, Hiroyuki Seki (Nagoya Univ.) MSS2018-66 SS2018-37
Register automaton (RA) is a computational model that can handle data values by adding registers to finite automaton. Re... [more] MSS2018-66 SS2018-37
pp.61-66
RCS, AP
(Joint)
2018-11-22
11:00
Okinawa Okinawa Industry Support Center Study of Deployment and Antenna Configuration of Transmission Point for 5G Ultra High-Density Distributed Antenna Systems
Teppei Oyama, Shinya Kumagai, Takashi Seyama (Fujitsu), Chiyoshi Akiyama (FLAB), Takashi Dateki, Hiroyuki Seki, Morihiko Minowa (Fujitsu), Tatsuki Okuyama, Jun Mashino, Satoshi Suyama, Yukihiko Okumura (NTT docomo) RCS2018-207
We are promoting the ultra high-density distributed antenna systems toward the realization of high-capacity technologies... [more] RCS2018-207
pp.167-172
RCS 2018-10-18
10:30
Tokyo Kikai-Shinko-Kaikan Bldg. Experimental Study of High-Capacity Technologies for 5G Ultra High-Density Distributed Antenna Systems -- Indoor Experimental Result of Coordinated MU-MIMO with Real Time 8 Points Transmission Equipment --
Masafumi Tsutsui, Takaharu Kobayashi, Takashi Dateki, Hiroyuki Seki, Morihiko Minowa (Fujitsu), Chiyoshi Akiyama, Kotaro Shiizaki (Fujitsu Labs), Tatsuki Okuyama, Jun Mashino, Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO) RCS2018-154
 [more] RCS2018-154
pp.25-30
RCS 2018-10-19
13:30
Tokyo Kikai-Shinko-Kaikan Bldg. [Invited Lecture] Experimental Activities for 5G Ultra High-Density Distributed Antenna Systems using Real-time Transmission System
Takashi Seyama, Teppei Oyama, Takashi Dateki, Hiroyuki Seki, Morihiko Minowa (FUJITSU) RCS2018-171
Mobile data traffic is rapidly increasing along with the popularization of smartphone. In order to accommodate the mobil... [more] RCS2018-171
p.113
KBSE, SS, IPSJ-SE [detail] 2018-07-18
11:05
Hokkaido   A Fault Diagnosis of A Distributed Cooperative System by Learning State Transitions
Yosuke Watanabe (Nagoya Univ.), Shuichi Sato (TCRDL), Hiroyuki Seki, Shoji Yuen (Nagoya Univ.) SS2018-3 KBSE2018-13
Due to the spread of IoT and the development of connected cars, it is common for a system to be composed of many coopera... [more] SS2018-3 KBSE2018-13
pp.13-18
IN, RCS, NV
(Joint)
2018-05-10
10:25
Kanagawa Keio University Algorithm Study of High-Capacity Technologies for 5G Ultra High-Density Distributed Antenna Systems -- Interference Coordination between Coordination Clusters Based on Common Beam Forming Switching --
Daisuke Jitsukawa, Takashi Seyama, Shinya Kumagai, Teppei Oyama, Takashi Dateki (Fujitsu), Koji Matsuyama (Fujitsu Laboratories), Hiroyuki Seki, Morihiko Minowa (Fujitsu) RCS2018-23
To improve system capacity of 5G mobile communication systems, coordinated MU-MIMO technology using ultra high-density d... [more] RCS2018-23
pp.7-12
RCS, SR, SRW
(Joint)
2018-02-28
15:20
Kanagawa YRP Algorithm Study of High-Capacity Technologies for 5G Ultra High-Density Distributed Antenna Systems -- UE Scheduling Prioritizing High-Speed UEs in Small-Delay Slots from Channel Estimation Timing --
Takashi Seyama, Shinya Kumagai, Teppei Oyama, Daisuke Jitsukawa, Takashi Dateki (FUJITSU), Koji Matsuyama (FUJITSU LABORATORIES), Hiroyuki Seki, Morihiko Minowa (FUJITSU) RCS2017-337
In fifth generation mobile communication systems, enhancement of spectral efficiency per unit area by increasing the den... [more] RCS2017-337
pp.113-118
RCS, SR, SRW
(Joint)
2018-02-28
15:40
Kanagawa YRP Algorithm Study of High-Capacity Technologies for 5G Ultra High-Density Distributed Antenna Systems -- Suppression of Interference between Closely-Located Coordination Clusters --
Daisuke Jitsukawa, Takashi Seyama, Shinya Kumagai, Teppei Oyama, Takashi Dateki (Fujitsu), Koji Matsuyama (Fujitsu Laboratories), Hiroyuki Seki, Morihiko Minowa (Fujitsu) RCS2017-338
To improve system capacity of 5G mobile communication systems, coordinated MU-MIMO technology using ultra high-density d... [more] RCS2017-338
pp.119-124
RCS, SR, SRW
(Joint)
2018-02-28
16:00
Kanagawa YRP Experimental Study of High-Capacity Technologies for 5G Ultra High-Density Distributed Antenna Systems -- Performance Evaluation at Urban Area for Wideband Coordinated MU-MIMO in Field Experiment --
Masafumi Tsutsui, Takashi Dateki, Hiroyuki Seki, Morihiko Minowa (Fujitsu), Chiyoshi Akiyama, Kotaro Shiizaki (Fujitsu Labs), Tatsuki Okuyama, Jun Mashino, Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO) RCS2017-339
In 5G mobile communication systems, an effective high-capacity technology is expected by using high-density small cells.... [more] RCS2017-339
pp.125-130
RCS, SR, SRW
(Joint)
2018-02-28
16:20
Kanagawa YRP A Study on Antenna Deployment Scenarios for 5G Ultra High-Density Distributed Antenna Systems
Teppei Oyama, Takashi Dateki, Takashi Seyama, Shinya Kumagai, Takaharu Kobayashi (Fujitsu), Koji Matsuyama (Fujitsu Laboratories), Hiroyuki Seki, Morihiko Minowa (Fujitsu) RCS2017-340
 [more] RCS2017-340
pp.131-135
SS, MSS 2018-01-18
14:15
Hiroshima   Computational Complexity of Membership and Emptiness Problems for Register Context-Free Grammars
Ryoma Senda, Hiroyuki Seki (Nagoya Univ.) MSS2017-54 SS2017-41
Register context-free grammar (RCFG) is an extension of context-free grammar to handle data values. RCFGs can be applied... [more] MSS2017-54 SS2017-41
pp.41-46
RCS 2017-10-19
16:30
Miyagi Tohoku Institute of Technology [Invited Talk] R&D Activities for 5G Ultra High-Density Distributed Smart Antenna Systems
Hiroyuki Seki, Takashi Dateki, Morihiko Minowa (Fujitsu) RCS2017-184
 [more] RCS2017-184
pp.89-94
SS, DC 2017-10-19
13:45
Kochi Kochi City Culture-plaza CUL-PORT A Direct Update Method for Compressed Data with Top Tree
Suguru Nishimura, Kenji Hashimoto, Hiroyuki Seki (Nagoya Univ.) SS2017-22 DC2017-21
This paper proposes a direct update method for a data compressed with top tree. For a given compressed data (top DAG) an... [more] SS2017-22 DC2017-21
pp.7-12
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