Visitors from Norway

35 students, 1 postdoc, and 2 professors from Norwegian University of Science and Technology visited our research center. Students actively asked good questions, and we had a good time.


Workshop with Yagi Laboratory

We did a private workshop with Yagi laboratory and had quite active discussions on our works.


Visitors from Korea

Members of CNN laboratory in Dankook University and Prof. Won-Yong Shin are now visiting our laboratory. They will stay two weeks for collaboration. Welcome!!

韓国Dankook大学の通信ネットワーク研究所のWon-Yong Shin教授と学生4名が共同研究のため,本研究室に2週間滞在します.

Presented at SITA2017


Our members, Shun, Ryo, and Yuki, have presented their recent results at 40th Symposium on Information Theory and its Application (SITA) at Shibata, Niigata.

Title: Distance-Aware Design of Transmission Probability for Frameless ALOHA

Title: Receiver-Initiated MAC Protocol with Distributed Intermittent-Interval Control Based on Energy Inflow-Outflow

Title: A Study on Energy-Efficient Random Sleep Protocol Based on Distributed Coding in Practical Environment

Presented at IEICE SmartCom2017@Rome

Our members, Shun Ogata and Tatsuhiro Kawaguchi, have presented their recent results on IEICE SmartCom 2017 at Rome, and Shun has won the Best Student Paper Award.

Title: Received-Power-Aware Design of Transmission Probability for Frameless ALOHA [Best Student Paper Award]

Titile: Experimental Evaluation of Condition-Aware Receiver-Initiated MAC Protocol for Energy-Harvesting Wireless Sensor Networks

Visiting University of Southampton

Our members, Kazuya and Takanori, are now visiting Prof. Lajos Hanzo’s laboratory in University of Southampton in UK. They will stay three months for collaboration.


Presented at IEEE SPAWC2017

Our member, Shun Ogata, has presented our recent results on 2017 IEEE 18th International Workshop on Signal Processing Advances in Wireless Communications (SPAWC).
Title: Multi-Access Diversity Gain via Multiple Base Station Cooperation in Frameless ALOHA


石橋研究室の後藤勇輝君が、2016年度電子情報通信学会 無線通信システム(RCS)研究会活動奨励賞を受賞しました。この賞は2016年5月から2017年4月までのRCS研究会において、35歳以下の若手研究者が発表した論文のうち、優れた論文に対して与えられる賞です。

Presentation at IEICE RCS Conference

本研究室の田邉くん、尾形くん、後藤くんが電子情報通信学会 無線通信システム(RCS)研究会にて発表を行いました。

Our members, Ryo Tanabe, Shun Ogata, and Yuki Goto have given presentations at IEICE RCS Conference.

Title: Performance Analysis of Receiver-Initiated MAC Protocol with Retransmission for Wireless Coexistence Networks

Title: On Generalized Analysis for Packet Loss Rate of Frameless ALOHA with Multiple Base Station Cooperation

Title: Energy-Efficient Random Sleep Protocol based on Distributed Coding with Packet Sharing for Sensor-to-Vehicle Communications