国際会議等学術研究論文（査読付）

1. Chisa Takano, Hiroyasu Obata, Masaki Aida, “Stabilizing Technology for Online User Dynamics by Controlling One-Way Weights of Links,” Proc. Proc. 21st IEEE International Conference on Dependable, Autonomic and Secure Computing (DASC 2023), pp.899-904, November 2023. 

2. Yudai Shibuya, Yohei Hasegawa, Hiroyasu Obata, and Tutomu Murase, “AP Cooperative Mobility Control for Public Mesh Network,” Proc. 2023 IEEE International Conference on Consumer Electronics (ICCE2023), pp.1-2, January 2023.

3. Shunsuke Sawamura, Hiroyasu Obata, Chisa Takano, and Kenji Ishida, “A Transmission Rate Variation Model Considering Transmission Power Based on Advection-Diffusion Equation for Multi-Rate Wireless LANs,” Proc. 2022 IEEE 11th Global Conference on Consumer Electronics (GCCE2022), pp.828-829, October 2022. 

4.  Naoyuki Ito, Jiquan Xie, Hiroyasu Obata, and Tutomu Murase, “User Cooperative Mobility to Improve TCP-BBR Throughput in Ad-Hoc Networks,” Proc. 2022 IEEE International Conference on Consumer Electronics – Taiwan (ICCE-TW2022), pp.333-334, July 2022.

5.  Hiroyasu Obata and Chisa Takano, “Switching Method of Media Access Control for Improving Fairness of Throughput between WLAN systems under Adjacent Channel Interference,” Proc. 14th International Workshop on Autonomous Self-Organizing Networks (ASON’21), pp.42-48, November 2021. 

6. Yuko Ikeda, Hiroyasu Obata, and Kenji Ishida, “Performance Evaluation of Information Floating with Limited Expiration Time in Terms of Information Reception Time and Error Diffusion Rate,” Proc. 14th International Workshop on Autonomous Self-Organizing Networks (ASON’2021), pp.28-34, November 2021.

7.  Nobuo Aoki, Kohei Okazaki, Hiroyasu Obata, and Junichi Funasaka, “Performance Evaluation on Concurrent Connecting QUIC and TCP Nodes over Wireless LAN,” Proc. 3rd International Conference on Computer Communication and the Internet (ICCCI), pp.109-116, June 2021. 

8.  Kazuki Nakamura, Hiroyasu Obata, Chisa Takano, and Kenji Ishida, “Throughput Characteristics Evaluation of Media Access Control SP-MAC in Multi-hop WLAN Environment Considering Capture Effect,” Proc. 13th International Workshop on Autonomous Self-Organizing Networks (ASON’20), pp.46-52, November 2020.

9.  Yoshiki Miura, Hiroyasu Obata, Chisa Takano, and Kenji Ishida, “A Media Access Control Method based on Capture Effect considering Throughput Fairness among WLAN Systems,” Proc. The 8th Korea-Japan Joint Workshop on Complex Communication Sciences (KJCCS2020), B2, 3pages, January 2020. (Best Student Paper Award受賞)

10.  Junichi Funasaka, Hiroyasu Obata, and Kenji Ishida, “Number of TCP Connections to Saturate Bandwidth of Wireless Networks,” Proc. The 12th International Conference on Mobile Computing and Ubiquitous Networking (ICMU2019), 6pages, November 2019.

11.  Hiroyasu Obata, Chisa Takano, and Kenji Ishida, “Modeling of Transmission Rate Based on Experimental Evaluation on Multi-Rate Wireless LAN for Safe and Secure Life,” Proc. IEEE International Symposium on Circuits and Systems (ISCAS2019), 5 pages, May 2019.

12.  Yosuke Izumikawa, Yoshiki Miura, Hiroyasu Obata, Chisa Takano, Tutomu Murase, and Kenji Ishida, “A Media Access Control Using Capture Effect for Bi-Directional Flows over Densely placed WLANs,” Proc. 2018 International Symposium on Nonlinear Theory and its Applications (NOLTA2018), pp.456-459, September 2018.

13.  Ryo Tsurumi, Mayu Morita, Hiroyasu Obata, Chisa Takano, and Kenji Ishida, “Throughput Control Method between Different TCP variants based on SP-MAC over WLAN,” Proc. IEEE International Conference on Consumer Electronics – Taiwan (ICCE-TW), 2 pages, May 2018.

14.  Yosuke Izumikawa, Hiroyasu Obata, Chisa Takano, Tutomu Murase, and Kenji Ishida, “Experimental Evaluation of TCP considering Capture Effect on WLAN,” Proc. The 6th Korea-Japan Joint Workshop on Complex Communication Sciences (KJCCS2017), A4, January 2018.

15.  Mayu Morita, Hiroyasu Obata, Chisa Takano, and Kenji Ishida, “TCP Characteristics Evaluation using Adaptive Throughput Control Method based on SP-MAC,” Proc. The 6th Korea-Japan Joint Workshop on Complex Communication Sciences (KJCCS2017), P1 (poster session), January 2018.

16.  Riku Ohmiya, Hiroyasu Obata, and Tutomu Murase, “Performance Evaluation on Multiple Ad-hoc Networks with Co-Existing Aggressive Contention Window Control and Legacy Control,” Proc. ACM International Conference on Ubiquitous Information Management and Communication (IMCOM2018), 1-1, January 2018.

17.  Hiroyasu Obata, Chisa Takano, and Yuuki Yamamoto, “An Adaptive Throughput Guarantee Method based on SP-MAC for WLAN,” Proc. 2017 International Symposium on Nonlinear Theory and its Applications (NOLTA2017), pp.159-161, December 2017.

18.  Riku Ohmiya, Hiroyasu Obata, and Tutomu Murase, “Throughput Fairness in Co-Existing Aggressive Contention Window Control with Legacy Control in Multiple Ad-Hoc Networks,” Proc. 2017 IEEE 6th Global Conference on Consumer Electronics (GCCE2017), pp.437-438, October 2017.

19.  Ryoma Ando, Ryo Hamamoto, Hiroyasu Obata, Chisa Takano, and Kenji Ishida, “Characterization of Priority Control Based on Media Access Control Method SP-MAC over WLAN,” Proc. 19th Innovations in Clouds, Internet and Networks (ICIN2016), pp.149-156, March 2016.

20.  Yuuki Yamamoto, Ryo Hamamoto, Hiroyasu Obata, Chisa Takano, and Kenji Ishida, “Control Method to Guarantee Throughput based on Media Access Control Method SP-MAC over WLAN,” Proc. 13th  IEEE Consumer Communications and Networking Conference (CCNC2016), pp.657-662, January 2016.

21.  Hiroyasu Obata, Chisa Takano, and Kenji Ishida, “A Study on Detection Method of Selfish Terminal using Manipulated MAC Parameters over WLAN,” Proc. 8th International Workshop on Autonomous Self-Organizing Networks (ASON’15), pp.253-258, December 2015.

22.  Fumiya Teshima, Hiroyasu Obata, Ryo Hamamoto, and Kenji Ishida, “Redundancy Setting Method for TCP Congestion Control based on FEC over Wireless LAN,” Proc. 8th International Workshop on Autonomous Self-Organizing Networks (ASON’15), pp.259-264, December 2015.

23.  Ryoma Ando, Ryo Hamamoto, Hiroyasu Obata, Chisa Takano, and Kenji Ishida, “An Adaptive Control Parameter Setting Method for Priority Control Based on Media Access Control SP-MAC over WLAN,” Proc. 8th International Workshop on Autonomous Self-Organizing Networks (ASON’15), pp.220-226, December 2015.

24.  Yuuki Yamamoto, Ryo Hamamoto, Hiroyasu Obata, Chisa Takano, and Kenji Ishida, “Performance Evaluation of Control Method to Guarantee Throughput based on Media Access Control SP-MAC over WLAN,” Proc. 8th International Workshop on Autonomous Self-Organizing Networks (ASON’15), pp.265-270, December 2015.

25.  Ryo Hamamoto, Chisa Takano, Hiroyasu Obata, and Kenji Ishida, “Improvement of Throughput Prediction Method for Access Point in Multi-rate WLANs considering Media Access Control and Frame Collision,” Proc. 8th International Workshop on Autonomous Self-Organizing Networks (ASON’15), pp.227-233, December 2015.

26.  Ryo Hamamoto, Hiroyasu Obata, Yuuki Yamamoto, Ryoma Ando, Chisa Takano, and Kenji Ishida, “Performance Evaluation of Media Access Control Method based on Synchronization Phenomena of Coupled Oscillators over Multi-rate WLAN,” Proc. 2015 International Symposium on Nonlinear Theory and its Applications (NOLTA2015), pp.415-418, December 2015.

27.  Ryo Hamamoto, Chisa Takano, Hiroyasu Obata, Masaki Aida, and Kenji Ishida, “Setting Radio Transmission Range Using Target Problem to Improve Communication Reachability and Power Saving,” Proc. 7th International Conference on Ad Hoc Networks (ADHOCNETS 2015), 12 pages, September 2015.

28.  Ryo Hamamoto, Chisa Takano, Hiroyasu Obata, Kenji Ishida, and Tutomu Murase, “An Access Point Selection Mechanism Based on Cooperation of Access Points and Users Movement,” Proc. 14th IFIP/IEEE International Symposium on Integrated Network Management (IM2015) Poster Session, pp.926-929, May 2015.

29. Kenji Takahashi, Hiroyasu Obata, Tutomu Murase, and Kenji Ishida, “Throughput Improvement Method Exploiting Capture Effect in Densely Placed WLANs,” Proc. ACM 9th International Conference on Ubiquitous Information Management and Communication (IMCOM2015), 36, January 2015.

30. Hiroyasu Obata, Ryo Hamamoto, Chisa Takano, and Kenji Ishida, “Throughput Characteristics Evaluation of Media Access Control Method based on Synchronization Phenomena of Coupled Oscillators over WLAN coexisting of CSMA/CA terminals,” Proc. 7th International Workshop on Autonomous Self-Organizing Networks (ASON’14), pp.254-259, December 2014.

31.  Kohei Izui, Hiroyasu Obata, Chisa Takano, and Kenji Ishida, “UDP Throughput Evaluation Considering the Communication Distance Between AP and Wireless Terminals over Multi-rate WLAN Environment,” Proc. 7th International Workshop on Autonomous Self-Organizing Networks (ASON’14), pp.249-253, December 2014.

32.  Hikaru Tsushima, Ryo Hamamoto, Hiroyasu Obata, and Kenji Ishida, “Performance Evaluation of Flow QoS Guarantee Method based on TCP Congestion Control and MAC Frame Priority Control over Multi-rate WLAN Environment,” Proc. 7th International Workshop on Autonomous Self-Organizing Networks (ASON’14), pp.266-271, December 2014.

33.  Ryo Hamamoto, Chisa Takano, Hiroyasu Obata, Kenji Ishida, and Tutomu Murase, “Characteristics Analysis of an AP Selection Method Based on Coordination Moving Both Users and APs,” Proc. 7th International Workshop on Autonomous Self-Organizing Networks (ASON’14), pp.243-248, December 2014.

34.  Hiroyasu Obata, Ayaka Momota, Junichi Funasaka, and Kenji Ishida,“A Control Method of Guaranteeing Throughput for TCP Communication Considering Handover over WLAN,” Proc. IEEE The Thirteenth International Workshop on Assurance in Distributed Systems and Networks (ADSN2014), pp.113-118, June 2014.

35.  Hiroyasu Obata, Masaaki Bessho, Kenji Ishida, Chisa Takano, and Junichi Funasaka, “Experimental Evaluation of TCP Proxy Mechanism TCP-gSTAR for High Speed Satellite Links over WINDS, ” Proc.  29th AIAA International Communications Satellite Systems conference (ICSSC2011), No. AIAA-252488-258 (12 page), December 2011.

36.  Hiroyasu Obata, Kazuya Tamehiro, and Kenji Ishida, “A New TCP Control Method for Guaranteeing Throughput over High Speed Satellite Links,” IEEE Sixth International Conference on Broadband and Wireless Computing, Communication and Applications (BWCCA2011), pp.183-188, October 2011.

37.  Hiroyasu Obata, Kazuya Tamehiro, and Kenji Ishida, “Experimental Evaluation of TCP-STAR for Satellite Internet over WINDS,” IEEE The tenth international workshop on assurance in distributed systems and networks (ADSN 2011), pp.605-610, June 2011.

38.  Kenta Mimura, Hiroyasu Obata, Tutomu Murase, and Kenji Ishida, “Restraining Greedy TCP Behavior by MAC Frame Control on Wireless LAN,” IEEE 1st International Workshop on Emerging Densely Connected Networks, pp.1061-1065 , January 2011.

39.  Hiroyasu Obata, Shingo Nishimoto, and Kenji Ishida, “TCP Congestion Control Method of Improving Friendliness over Satellite Internet,” IEEE 7th The International Conference on Information, Communications and Signal Processing (ICICS 2009), No.ThM3.1 (5 page), December 2009.

40.  Hiroyasu Obata, Kentaro Akase, and Kenji Ishida, “A TCP Congestion Control Method for Securing Stable Throughput,” Proc. 7th Asia-Pacific Symposium on Information and Telecommunication Technologies (APSITT2008), pp.220-225, April 2008.

41.  Hiroyasu Obata and Kenji Ishida, “Performance Evaluation of TCP Variants over High Speed Satellite Links,” Proc. 25th AIAA International Communications Satellite Systems Conference (ICSSC2007), No.AIAA2007-3156 (14 page), April 2007.

42.  Hiroyasu Obata, Satoru Takeuchi, and Kenji Ishida, “A New TCP Congestion Control Method Considering Adaptability over Satellite Internet,” Proc. 4th International Workshop on Assurance in Distributed Systems and Networks (ADSN2005), pp.75-81, June 2005.

43.  Junichi Funasaka, Kenji Ishida, Hiroyasu Obata, and Yukiyoshi Jutori, “A Study on Primary Path Switching Strategy of SCTP,” Proc. Workshop on Cooperative Computing, Internetworking, and Assurance (WCCIA2005), pp.536-541, April 2005.

44.  Hiroyasu Obata, Kenji Ishida, Junichi Funasaka, Satoru Takeuchi, Kouichi Hirose, and Katsuyuki Yamazaki, “HTTP Performance Analysis over Multi-Hops Satellite Communication System,” Proc. The 2004 International Symposium on Applications and the Internet (SAINT2004), pp.107-113, January 2004.

45.  Hiroyasu Obata, Kenji Ishida, Junichi Funasaka, and Kitsutaro Amano, “TCP Performance Analysis on Asymmetric Networks Composed of Satellite and Terrestrial Links,” IEEE 8th International Conference on Network Protocols (ICNP2000), pp.199-206, November 2000.