本研究室の原くん，大比良くん，高橋くん，追永くんが極めて優秀な研究活動を評価され，本学の学生表彰式において表彰されました．
Our members, Takanori, Kazuya, Ryuhei and Masaru were awarded for their outstanding academic performance.
AWARDED FOR OUTSTANDING ACADEMIC PERFORMANCES.
本研究室のM2追永大くん（右）とB4谷津崚太くん（左）が在学中の極めて優秀な学業成績を認められ，「目黒会賞」を受賞しました．おめでとう．
Our members, Masaru Oinaga (right) and Ryota Yatsu (left) received the Meguro-kai Award for their outstanding academic performances. Congrats.
2019 active research award in Smart radio
Presented at IEICE SeMI@Nagoya Univ. (Online)
本研究室の追永くんがオンラインで開催されたIEICE SeMI研究会にて発表を行いました。
発表題目は「端末の幾何学的配置構造を利用した非正則フレームレスALOHA」でした。[詳細]。
Our member, Masaru, has presented our recent work in the IEICE SeMI conference held online.
The title of the presentation was “Irregular Frameless ALOHA Based on Geometric Structure of Devices.”
Presented at IEICE RCS @Hiroshima CYC
本研究室の大比良くん、原くんが広島市青少年センターにて開催されたIEICE RCS研究会にて発表を行いました。
大比良くんの発表は奨励講演で、発表題目は「離散値ベクトル再構成のための高速反復縮退アルゴリズムを用いた一括圧縮サブキャリアIQインデックス変調」でした。[詳細]。
原くんの発表題目は「アップリンクグラントフリー非直交多元接続のためのキャリア周波数オフセット存在下におけるアクティブユーザ検出に関する一検討」でした。[詳細]
Our members, Kazuya and Takanori, gave a presentation at IEICE RCS Conference held at Hiroshima City Youth Center, Hiroshima, Japan.
The presentation given by Kazuya, which was an encouragement talk, was titled “Aggregate-Compression-Aided Subcarrier IQ Index Modulation With Discreteness-Aware Fast Iterative Shrinkage-Thresholding Algorithm.” [more]
The presentation given by Takanori was titled “Active User Detection for Uplink Grant-Free Non-Orthogonal Multiple Access in The Presence of Carrier Frequency Offsets.”[more]
Presented at ICOIN 2020
Prof. Ishibashi and our lab members attended IEEE International Conference on Information Networking (ICOIN) held at Barcelona, Spain. [link]
Our members, Takanori, and Masaru presented their recent works.
Title: Grant-Free NOMA Using Approximate Message Passing with Multi-Measurement Vector
Title: Received-Power-Aware Frameless ALOHA for Grant-Free Non-orthogonal Multiple Access
Presented at Tokushima Univ.
本研究室の原くんが徳島大学にて開催されたIEICE RCS研究会にて発表を行いました。
発表題目は「OFDMに基づいたグラントフリー非直交多元接続のためのアクティブユーザ検出および伝播路推定に関する一検討」でした。[詳細]
Our member, Takanori, gave a presentation at IEICE RCS Conference held at Tokushima University, Tokushima, Japan.
Title of the presentation was “A Study on Active User Detection and Channel Estimation for Grant-Free Non-Orthogonal Multiple Access based on OFDM.”[more]
Presented at CAMSAP 2019
Our member, Naoya, gave a presentation at CAMSAP 2019 held at Le Gosier, Guadeloupe, French West Indies.
The title of the presentation was “Age-of-Information Minimization in Two-User Multiple Access Channel with Energy Harvesting.”
Presented at SITA 2019
Our members, Takanori, Hiroki, Masaru, and Ryuhei have presented their recent works in 42nd Symposium on Information Theory and its Application (SITA) at Kirishima, Kagoshima, Japan.
本研究室の原くん、飯盛くん、追永くん、高橋くんが鹿児島県霧島市で開催された第42回情報理論とその応用シンポジウム（SITA）に出席しました。
原くんの発表題目：
近似メッセージ伝搬法に基づいた低計算量グラントフリー非直交多元接続
Takanori’s Presentation Title:
Low-Complexity Grant-Free Non-Orthogonal Multiple Access Based on Approximate Message Passing
飯盛くんの発表題目：
離散入力制約に基づく線形MMSEフィルタ設計
Hiroki’s Presentation Title:
Design of Discreteness-Aware Linear MMSE Filter
追永くんの発表題目：
ZigZag復号器を用いた符号化ALOHAに関する研究
Masaru’s Presentation Title:
On ZigZag-Decoder-Aided Coded Slotted ALOHA
高橋くんの発表題目：
超低電力通信のための OFDM 既知信号を用いた
遅延シフトキーイングとその最適復調法
Ryuhei’s Presentation Title:
OFDM Pilot-Aided Delay-Shift Keying and
Its Optimal Detection for Ultra-Low Power Communications
Accepted for Publication in the IEEE Access
Takanori’s paper entitled “Grant-Free Non-Orthogonal Multiple Access with Multiple-Antenna Base Station and Its Efficient Receiver Design” has been accepted for publication in the IEEE Access (IF 4.098).
原くんの論文「Grant-Free Non-Orthogonal Multiple Access with Multiple-Antenna Base Station and Its Efficient Receiver Design」のIEEE Access (IF 4.098) への採録が決定しました．