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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 186  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
MW 2024-05-17
10:25
Osaka Osaka University Toyonaka Campus
(Primary: On-site, Secondary: Online)
Radiation characteristics of a 920-MHz band magnetic loop antenna buried in the ground
Fumiya Morozumi, Hitoshi Shimasaki (Kyoto Inst. of Tech.)
 [more]
CQ, CS
(Joint)
2024-05-17
10:55
Aichi
(Primary: On-site, Secondary: Online)
Channel Impulse Response Estimation Based on Frequency Response Sparse Observation
Shuji Ueta, Daisuke Umehara (Kyoto Inst. of Tech.)
 [more]
CAS, CS 2024-03-14
13:30
Okinawa   Characterization of Semantic Communications in Speech Signal Transmission
Futo Iwanaga, Daisuke Umehara (Kyoto Inst. of Tech.) CAS2023-118 CS2023-111
In recent years, the volume of data in data communication has surged, Characterization of Semantic Communications in Spe... [more] CAS2023-118 CS2023-111
pp.41-46
RISING
(3rd)
2023-10-31
09:45
Hokkaido Kaderu 2・7 (Sapporo) [Poster Presentation] Study of Frequency-Domain LOS Identification Independent from CSI Normalization
Yusei Yasuba (Kyoto Univ.), Koji Yamamoto (Kyoto Inst. of Tech.), Hiroki Shimomura, Keisuke Tamai (Kyoto Univ.), Noriyasu Kato, Shunji Taki, Takuya Negishi (Allied Telesis)
Line-of-sight (LOS) identification methods based on WiFi devices have used time series of channel state information (CSI... [more]
IPSJ-SLDM, RECONF, VLD [detail] 2023-01-24
10:30
Kanagawa Raiosha, Hiyoshi Campus, Keio University
(Primary: On-site, Secondary: Online)
Measurement results of soft error tolerance of LPDDR4 SDRAM and GDDR5 SDRAM
Motoki Kamibayashi, Kazutoshi Kobayashi (Kyoto Inst. of Tech.), Masanori Hashimoto (Kyoto Univ.) VLD2022-65 RECONF2022-88
In recent years, as the memory capacity of computer systems has increased,the reliability of the system has decreased.So... [more] VLD2022-65 RECONF2022-88
pp.34-39
IPSJ-AVM, CS, IE, ITE-BCT [detail] 2021-11-25
14:40
Online Online Performance Evaluation of Success Prioritized DCF for TCP Congestion Control Algorithms
Ryota Miyazaki, Daisuke Umehara (Kyoto Inst. of Tech.) CS2021-65 IE2021-24
In recent years, wireless communication devices, such as mobile phones and Internet of Things (IoT) devices have become ... [more] CS2021-65 IE2021-24
pp.31-34
RISING
(3rd)
2021-11-17
11:00
Tokyo
(Primary: On-site, Secondary: Online)
Performance Evaluation of CORE with D2D Communications
Yuya Izuhara, Umehara Daisuke (Kyoto Inst. of Tech.)
Device-to-device (D2D) communication is a technology that allows direct communication between mobile terminals without t... [more]
RISING
(3rd)
2021-11-17
11:00
Tokyo
(Primary: On-site, Secondary: Online)
Improvement of Performance Anomaly Using Success Prioritized DCF
Naoya Koyanagi, Daisuke Umehara (Kyoto Inst. of Tech.)
In recent years, the number of electronic devices with wireless LAN such as PCs and smartphones has increased. With the ... [more]
RISING
(3rd)
2021-11-17
11:00
Tokyo
(Primary: On-site, Secondary: Online)
Evaluation of Impulse Response Estimation Algorithm for Indoor Wi-Fi Localization
Takahiro Matsuura, Daisuke Umehara (Kyoto Inst. of Tech.)
In recent years, there has been much research work on indoor localization using Wi-Fi. In this study, we focus on a Wi-F... [more]
IN, NS, CS, NV
(Joint)
2021-09-10
15:10
Online Online [Invited Talk] Performance Analysis Modeling on Success Prioritized DCF
Daisuke Umehara, Yamato Yoshikawa (Kyoto Inst. of Tech.) CS2021-50
Random access distributed coordination function (DCF) is widely used as a medium access control protocol. We have propos... [more] CS2021-50
pp.44-46
RISING
(2nd)
2019-11-27
13:55
Tokyo Fukutake Learning Theater, Hongo Campus, Univ. Tokyo [Invited Lecture] Success Prioritized Random Access Protocols
Daisuke Umehara (Kyoto Inst. of Tech.)
We have proposed the concept of success priority for autonomous distributed random access protocols in wireless networks... [more]
CS 2019-10-31
11:05
Kagoshima Kirishima-Hotel Distributed Control Schemes of Contention Window for Success Prioritized Non-persistent CSMA
Daisuke Umehara (Kyoto Inst. of Tech.) CS2019-65
We have presented a binary exponential backoff algorithm in which the contention window (CW) is doubled when the node de... [more] CS2019-65
pp.15-20
RCS 2019-10-25
14:10
Kanagawa Yokosuka Research Park [Invited Lecture] Digital RoHR for Distributed Collaborative MIMO Reception
Daisuke Umehara (Kyoto Inst. of Tech.) RCS2019-198
We apply the Lloyd-Max quantization to a distributed collaborative interference canceller (DCIC) with digital higher-fre... [more] RCS2019-198
pp.109-114
CS 2019-07-04
14:20
Kagoshima Amami City Social Welfare Center [Invited Talk] Design and Analysis of Success Prioritized Busy Doubled Backoff Algorithm for Non-persistent CSMA
Daisuke Umehara (Kyoto Inst. of Tech.) CS2019-36
In this manuscript, we develop a success prioritized busy doubled backoff algorithm for non-persistent carrier sense mul... [more] CS2019-36
pp.101-106
CAS, CS 2019-03-09
13:35
Kanagawa Shonan Institute of Technology Success Prioritized Busy Doubled Backoff Algorithm for Non-persistent CSMA
Daisuke Umehara (Kyoto Inst. of Tech.) CAS2018-152 CS2018-120
Persistent carrier-sense multiple access (CSMA) is undesirable for wide-area large-scale data gathering with battery-pow... [more] CAS2018-152 CS2018-120
pp.75-79
VLD, DC, CPSY, RECONF, CPM, ICD, IE, IPSJ-SLDM, IPSJ-EMB, IPSJ-ARC
(Joint) [detail]
2018-12-07
13:45
Hiroshima Satellite Campus Hiroshima A Radiation-hard Low-delay Flip-Flop with Stacking Structure for SOI Process
Mitsunori Ebara, Kodai Yamada, Jun Furuta, Kazutoshi Kobayashi (Kyoto Inst. of Tech.) VLD2018-69 DC2018-55
 [more] VLD2018-69 DC2018-55
pp.203-208
MW 2018-11-16
13:15
Nagasaki Fukue Cultural Hall [Special Talk] Report on 2018 IEEE MTT-S International Microwave Symposium
Takashi Shimizu (Utsunomiya Univ.), Ryo Ishikawa (UEC), Tetsuya Ueda (Kyoto Inst. of Tech.), Masataka Ohira (Saitama Univ.), Hiroshi Okazaki (NTT DOCOMO), Yuji Komatsuzaki (Mitsubishi Electric Corp.), Tamura Masaya (TUT) MW2018-110
 [more] MW2018-110
pp.95-102
CS 2018-11-01
11:20
Ehime The Shiki Museum Success Prioritized Non-persistent CSMA with Sleep Function
Daisuke Umehara (Kyoto Inst. of Tech.) CS2018-60
Persistent carrier-sense multiple access (CSMA) is undesirable for wide-area large-scale data gathering with battery-pow... [more] CS2018-60
pp.25-29
CS 2018-11-01
11:40
Ehime The Shiki Museum Ringing Mitigation Schemes for Controller Area Network
Daisuke Umehara, Takeyuki Shishido (Kyoto Inst. of Tech.) CS2018-61
Controller area network (CAN) is widely distributed as an in-vehicle communications standard. CAN with flexible data-rat... [more] CS2018-61
pp.31-36
HWS, ISEC, SITE, ICSS, EMM, IPSJ-CSEC, IPSJ-SPT [detail] 2018-07-25
15:50
Hokkaido Sapporo Convention Center A Study on Public Wi-Fi Authentication Method with Anonymity and Traceability Using Blockchain
Tomoyuki Sanda, Hiroyuki Inaba (Kyoto Inst. of Tech.) ISEC2018-26 SITE2018-18 HWS2018-23 ICSS2018-29 EMM2018-25
Recently, Wi-Fi access points have been installed in public places, with increasing demand for Internet access by mobile... [more] ISEC2018-26 SITE2018-18 HWS2018-23 ICSS2018-29 EMM2018-25
pp.137-142
 Results 1 - 20 of 186  /  [Next]  
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