Averaging method via all numerical computation applied to weakly-nonlinear coupled oscillator systems. - Akio Hasegawa; Tetsuro Endo (ISCAS, 2000)

Multimode oscillations in a four fully-interconnected Van Der Pol oscillators. - Akio Hasegawa; Tesuro Endo (ISCAS (3), 2001)

Bifurcation of modes in three-coupled oscillators with the increase of nonlinearity. - Yuhki Aruga; Tetsuro Endo; Akio Hasegawa (ISCAS (5), 2002)

Corrections of the NIST Statistical Test Suite for Randomness. - Song-Ju Kim; Ken Umeno; Akio Hasegawa (IACR Cryptol. ePrint Arch., 2004)

Achieving stable operation of ad hoc wireless networks with neighbor pre-selection and synchronous route updates. - Satoko Itaya; Jun Hasegawa; Akio Hasegawa; Peter Davis (LCN, 2005)

Self-Organization of Activity in Wireless Sensor Networks. - Peter Davis; Akio Hasegawa; Naoto Kadowaki; Sadao Obana (Int. J. Distributed Sens. Networks, 2005)

Tree-Based Routing Protocol for Cognitive Wireless Access Networks. - Bing Zhang 002; Yasuhisa Takizawa; Akio Hasegawa; Akira Yamaguchi; Sadao Obana (WCNC, 2007)

Improving throughput of wireless LANs with transmit power control and slotted channel access. - Suhua Tang; Akio Hasegawa; Riichiro Nagareda; Akito Kitaura; Tatsuo Shibata; Sadao Obana (PIMRC, 2011)

A proposal of power saving scheme for wireless access networks with access point sharing. - Riichiro Nagareda; Akio Hasegawa; Tatsuo Shibata; Sadao Obana (ICNC, 2012)

Simulation evaluations of cooperative relative positioning around intersections. - Nao Kawanishi; Rei Furukawa; Suhua Tang; Akio Hasegawa; Ryu Miura; Yoshio Takeuchi (ITST, 2013)

A probability-based wake-up mechanism for radio-on-demand wireless LAN. - Fuyuki Saito; Hiroyuki Yomo; Kenichi Abe; Akio Hasegawa (PIMRC, 2013)

Joint Transmit Power Control and Rate Adaptation for Wireless LANs. - Suhua Tang; Hiroyuki Yomo; Akio Hasegawa; Tatsuo Shibata; Masayoshi Ohashi (Wirel. Pers. Commun., 2014)

Radio-On-Demand Sensor and Actuator Networks (ROD-SAN): System Design and Field Trial. - Hiroyuki Yomo; Kenichi Abe; Yuichiro Ezure; Tetsuya Ito; Akio Hasegawa; Takeshi Ikenaga (GLOBECOM, 2015)

Lifelog-based estimation of activity diary for cognitive behavioral therapy. - Nao Kawanishi; Morihiko Tamai; Akio Hasegawa; Yoshio Takeuchi; Aran Tajika; Yusuke Ogawa; Toshiaki A. Furukawa (UbiComp/ISWC Adjunct, 2015)

Exploiting frame length of 802.15.4g signals for wake-up control in sensor networks. - Suhua Tang; Hiroyuki Yomo; Shinji Yamaguchi; Akio Hasegawa; Sadao Obana (WCNC, 2015)

Cooperative Relative Positioning for Intelligent Transportation System. - Suhua Tang; Nobuaki Kubo; Nao Kawanishi; Rei Furukawa; Akio Hasegawa; Yoshio Takeuchi (Int. J. Intell. Transp. Syst. Res., 2015)

Azimuth Variable-Path Loss Fitting with Received Signal Power Data for White Space Boundary Estimation. - Kenshi Horihata; Issei Kanno; Akio Hasegawa; Toshiyuki Maeyama; Yoshio Takeuchi (IEICE Trans. Commun., 2016)

ROD-SAN: Energy-Efficient and High-Response Wireless Sensor and Actuator Networks Employing Wake-Up Receiver. - Hiroyuki Yomo; Takahiro Kawamoto; Kenichi Abe; Yuichiro Ezure; Tetsuya Ito; Akio Hasegawa; Takeshi Ikenaga (IEICE Trans. Commun., 2016)

Data aggregation among mobile devices for upload traffic reduction in crowdsensing systems. - Morihiko Tamai; Akio Hasegawa (WPMC, 2017)

Utilizing Position-based Routing for Data Aggregation in Crowdsensing Systems. - Morihiko Tamai; Akio Hasegawa; Nobuo Suzuki (WPMC, 2018)

Design and Implementation of Sensing System for Quality Analysis of 802.11 Wireless Links. - Morihiko Tamai; Akio Hasegawa; Hiroyuki Yokoyama (ICCCN, 2019)

Comprehensive Visualization of Physical and MAC Layer Data for Wireless Network Monitoring. - Morihiko Tamai; Akio Hasegawa; Hiroyuki Yokoyama (ICCCN, 2020)

Initial Evaluation of Transmission Timing Control Scheme using Wireless LAN for Smart Factory. - Tatsuya Yoshioka; Shinji Yamaguchi; Hiroshi Aoki; Akio Hasegawa (VTC Spring, 2020)

A Study on Application Category Estimation Method Based on Burst Characteristics of Communication. - Hiroshi Aoki; Takashi Ozu; Akio Hasegawa; Hiroyuki Yokoyama (CCWC, 2022)

Implementation and evaluation of spectrum sharing technology using smart contracts. - Nobuo Suzuki; Tatsuya Yoshioka; Akio Hasegawa; Hiroyuki Yokoyama; Toshiyuki Maeyama (CCWC, 2022)

Adaptive Priority Control Method for ABR Streaming to Reduce Congestion Levels. - Takashi Ozu; Hiroshi Aoki; Akio Hasegawa; Hiroyuki Yokoyama (CCNC, 2023)

Electromagnetic Wave Pattern Detection with Multiple Sensors in the Manufacturing Field. - Ayano Ohnishi; Michio Miyamoto; Yoshio Takeuchi; Toshiyuki Maeyama; Akio Hasegawa; Hiroyuki Yokoyama (IEICE Trans. Commun., 2023)

Real-Time Performance of Bursty Traffic in Hidden Node Problem. - Hiroshi Aoki; Shinji Yamaguchi; Akio Hasegawa; Shigeru Kashihara; Hiroyuki Yokoyama (ICCE, 2024)

Wireless Monitoring System With Capability of RSS Data and Capture Data Synchronization. - Morihiko Tamai; Akio Hasegawa; Hiroyuki Yokoyama (ICCE, 2024)

Transmission Timing Scheduling Method for Station Groups with Different Packet Generation Periods in Smart Factory Environment. - Ratha Yeu; Yosuke Tanigawa; Akio Hasegawa; Hiroyuki Yokoyama; Hideki Tode (ICCE, 2024)

[Invited Paper] Time Gating Control Approaches for Time Critical Applications from Perspective of Wireless LANs and All Optical Networks. - Hideki Tode; Yosuke Tanigawa; Ratha Yeu; Akio Hasegawa (ICNC, 2024)

Transmission Time Scheduling for Stations with Different Packet Generation Periods in Smart Factory Environment: System Implementation and Experimental Evaluation. - Ratha Yeu; Yosuke Tanigawa; Akio Hasegawa; Hideki Tode (IEICE Trans. Commun., 2025)