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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 81  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
NS, IN
(Joint)
2024-02-29
09:20
Okinawa Okinawa Convention Center A Study on Dynamic TCP Proxy Mechanism Based on Measurement of Packet Loss Rate
Atsuki Hata, Hiroyasu Obata, Chisa Takano (Hiroshima City Univ.) IN2023-77
Recently, various technologies have been considered to increase the speed of wireless communications.
On the other hand... [more]
IN2023-77
pp.71-76
NS, IN
(Joint)
2024-02-29
09:45
Okinawa Okinawa Convention Center Performance Evaluation of Wireless Media Access Control V-SP-MAC Considering Mobility of Terminals
Akito Muramoto, Hiroyasu Obata, Chisa Takano (Hiroshima City Univ.) IN2023-78
In the multihop communication which has been considered as a method of information collection during disasters, the thro... [more] IN2023-78
pp.77-82
NS, IN
(Joint)
2024-02-29
10:10
Okinawa Okinawa Convention Center A Study on Detection of Flaming in SNS Video using Sentiment Analysis and Principal Component Analysis
Tomonori Taniguchi, Hiroyasu Obata, Chisa Takano (Hiroshima City Univ.) IN2023-79
In resent years, with the spread of Social Networking Service (SNS), a phenomenon called flaming in which many slander c... [more] IN2023-79
pp.83-88
NS, IN
(Joint)
2024-03-01
10:45
Okinawa Okinawa Convention Center Weighted Harmonic Mean Method based on RTT Difference in TCP Flows for Wi-Fi AP Selection by User Cooperative Mobility
Naoyuki Ito, Yohei Hasegawa (Nagoya Univ.), Hiroyasu Obata (Hiroshima City Univ.), Tutomu Murase (Nagoya Univ.) IN2023-85
We develop an access point (AP) selection method by User-Cooperative Mobility for TCP flows with different RTTs, which c... [more] IN2023-85
pp.118-123
IN, NS
(Joint)
2023-03-02
10:20
Okinawa Okinawa Convention Centre + Online
(Primary: On-site, Secondary: Online)
User cooperative mobility to control throughputs of various RTT TCP flows in Ad-Hoc networks
Naoyuki Ito (Nagoya Univ.), Hiroyasu Obata (Hiroshima City Univ.), Yohei Hasegawa, Tutomu Murase (Nagoya Univ.) IN2022-70
 [more] IN2022-70
pp.28-33
IN, NS
(Joint)
2023-03-02
14:50
Okinawa Okinawa Convention Centre + Online
(Primary: On-site, Secondary: Online)
AP Cooperative Mobility Control for Public Mesh Network
Yudai Shibuya (Meidai), Hiroyasu Obata (Hiroshima City Univ.), Yohei Hasegawa, Tutomu Murase (Meidai) IN2022-88
This paper proposes an AP movement control method that maximizes throughput with minimal movement of mesh access points ... [more] IN2022-88
pp.133-138
IN 2023-01-19
13:00
Aichi Aichi Industry & Labor Center
(Primary: On-site, Secondary: Online)
A Study on Throughput Estimation Method using Transmission Rate Variation Model based on Advection-Diffusion Equation for Multi-Rate Wireless LAN Environment
Shunsuke Sawamura, Hiroyasu Obata, Chisa Takano, Kenji Ishida (Hiroshima City Univ.) IN2022-56
In the situation where there are a lot of WiFi spots, it is necessary to select appropriate Access Point (AP) in order t... [more] IN2022-56
pp.27-32
IN 2023-01-19
13:25
Aichi Aichi Industry & Labor Center
(Primary: On-site, Secondary: Online)
Segmented file delivery method by mobile APs using a combination of overhearing and transmission rate control
Yuya Fujimoto, Hiroyasu Obata (Hirosima City Univ.), Tutomu Murase, Yohei Hasegawa (Nagoya Univ.), Kenji Ishida (Hirosima City Univ.) IN2022-57
In the event of a large-scale disaster, there is a possibility that the communication infrastructure may not work proper... [more] IN2022-57
pp.33-38
RCS 2022-10-28
15:30
Ehime Ehime University, and online
(Primary: On-site, Secondary: Online)
[Invited Lecture] A Study on WLAN Media Access Control Based on the Model of Synchronization Phenomena of Coupled Oscillators
Hiroyasu Obata, Chisa Takano, Kenji Ishida (Hiroshima City Univ.) RCS2022-154
The wireless LAN (WLAN) has become one of major access networks for connecting the Internet.
However, the problem of th... [more]
RCS2022-154
pp.116-117
NS, IN, CS, NV
(Joint)
2022-09-02
09:40
Iwate MALIOS (Iwate Prefecture) + Online Meeting
(Primary: On-site, Secondary: Online)
Performance Evaluation of Switching Method of Media Access Control for Improving Fairness of Throughput between WLAN systems
Hiroyasu Obata, Chisa Takano (Hiroshima City Univ.) IN2022-33
By widespread of a mobile access point (AP) and smart phone with tethering function, a situation where a lot of Wireless... [more] IN2022-33
pp.33-38
CQ, IMQ, MVE, IE
(Joint) [detail]
2022-03-11
10:20
Online Online (Zoom) An Information Distribution Control Method based on Information Floating Considered to Information Freshness
Yuko Ikeda, Hiroyasu Obata (Hiroshima City Univ.), Jiquan Xie, Tutomu Murase (Nagoya Univ.), Kenji Ishida (Hiroshima City Univ.) CQ2021-128
A few researchers have proposed an information floating distributing the information without functioning communication i... [more] CQ2021-128
pp.154-159
CQ, IMQ, MVE, IE
(Joint) [detail]
2022-03-11
15:40
Online Online (Zoom) A Media Access Control Based on SP-MAC Considering Range of Synchronization in Wireless Multi-hop Environment
Kazuki Nakamura, Hiroyasu Obata, Chisa Takano, Kenji Ishida (Hiroshima City Univ.) CQ2021-132
In recent years, the applications for collecting information in the event of an emergency disaster using wireless multih... [more] CQ2021-132
pp.170-175
CQ, IMQ, MVE, IE
(Joint) [detail]
2022-03-11
16:30
Online Online (Zoom) User Cooperative Mobility to Improve TCP-BBR Throughput in Ad-Hoc Networks
Naoyuki Ito, Jiquan Xie (Nagoya Univ.), Hiroyasu Obata (Hiroshima City Univ.), Tutomu Murase (Nagoya Univ.) CQ2021-134
 [more] CQ2021-134
pp.180-185
RCS, IN, NV
(Joint)
2021-05-27
13:00
Online Online Characteristic Evaluation of Information Staying Time Limited Information Floating in Terms of Time to Information Staying Time and Error Diffusion Rate
Yuko Ikeda, Hiroyasu Obata, Kenji Ishida (Hiroshima City Univ.) IN2021-1
As a communication without infrastructures, an epidemic communication has been proposed. Some researchers have proposed ... [more] IN2021-1
pp.1-6
IN, NS
(Joint)
2021-03-05
13:00
Online Online A Study on Switching Method of Media Access Control for Improving Throughput Fairness between WLANs under Adjacent Channel Interference
Hiroyasu Obata, Yusuke Adachi, Chisa Takano, Kenji Ishida (Hiroshima City Univ.) IN2020-86
A lot of Wireless LAN (WLAN) systems are densely used in conference rooms and cafes by widespread of a mobile access poi... [more] IN2020-86
pp.190-195
IA, IN
(Joint)
2020-12-14
15:00
Online Online Comparative performance evaluation between QUIC and TCP on parallel connections over wireless LAN
Nobuo Aoki, Hiroyasu Obata, Junichi Funasaka (Hiroshima City Univ.) IN2020-33
In IEEE 802.11g wireless LAN, the performance of TCP parallel connections has been evaluated, and the condition that the... [more] IN2020-33
pp.1-6
IN, RCS, NV
(Joint)
2020-05-22
13:00
Online Online [Invited Lecture] Evaluation on Total Throughput of Segmented File Download Processes on Multiple Nodes over IEEE 802.11g Wireless LAN
Junichi Funasaka, Hiroyasu Obata, Kenji Ishida (Hiroshima City Univ.) IN2020-7 RCS2020-20
We have evaluated the conditions in terms of the number of TCP connections to obtain the highest total throughput on an ... [more] IN2020-7 RCS2020-20
pp.31-36(IN), pp.55-60(RCS)
NS, IN
(Joint)
2020-03-05
09:30
Okinawa Royal Hotel Okinawa Zanpa-Misaki
(Cancelled but technical report was issued)
Evaluation on Number of File Transfer Sessions to Maximize Total Throughput over IEEE 802.11g Wireless LAN
Junichi Funasaka, Hiroyasu Obata, Kenji Ishida (Hiroshima City Univ.) IN2019-77
We have evaluated the conditions in terms of the number of TCP connections to obtain the highest total throughput on an ... [more] IN2019-77
pp.7-12
NS, IN
(Joint)
2020-03-05
09:50
Okinawa Royal Hotel Okinawa Zanpa-Misaki
(Cancelled but technical report was issued)
Throughput Performance Evaluation of SP-MAC based on the Synchronization Phenomena of Coupled Oscillators in Wireless Multi-hop Environment Considering Capture Effect
Kazuki Nakamura, Yoshiki Miura, Hiroyasu Obata, Chisa Takano, Kenji Ishida (Hiroshima City Univ.) IN2019-78
In order to avoid data frame collisions, a media access control method based on synchronized phenomena of coupled oscill... [more] IN2019-78
pp.13-18
NS, IN
(Joint)
2020-03-05
10:10
Okinawa Royal Hotel Okinawa Zanpa-Misaki
(Cancelled but technical report was issued)
Evaluation of Throughput and Utilization Ratio of Transmission Rate
Takeru Endo, Yosiki Miura, Hiroyasu Obata, Cisa Takano, Kenji Isida (Hiroshima City Univ) IN2019-79
An ad hoc network using multi-hop communication by many terminals without through a base station has been attracted atte... [more] IN2019-79
pp.19-24
 Results 1 - 20 of 81  /  [Next]  
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