Category Archives: Conference

Presented at IEICE SeMI @ 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.”[more]

 

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 presentat, 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

icoin_hara

Title: Received-Power-Aware Frameless ALOHA for Grant-Free Non-orthogonal Multiple Access

icoin_oinaga

 

 

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

 

Presented at IEICE RCS @ Saga Univ.

本研究室の原くんが佐賀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「グラントフリー非直交多元接続のための低計算量データ検出法に関する一検討 」でした。[詳細]

Our member, Takanori, gave a presentation at IEICE RCS held at Saga University, Saga, Japan.
Title of the presentation was “A Study on Low-Complexity Data Detection for Grant-Free Non-Orthogonal Multiple Access .”[more]

 

Presented at GlobalSIP 2019

Our member, Ryuhei, has presented our recent results on IEEE GlobalSIP 2019 held at Shaw Centre, Ottawa, Canada .

The title of the presentation was “Ambient OFDM Pilot-Aided Delay-Shift Keying and Its Efficient Detection for Ultra Low-Power Communications.”

[view full program]

Presented at SmartCom 2019

Our member, Masaru, has presented our recent results on 6th International Workshop on Smart Wireless Communications (SmartCom) held at Rutgers University Inn & Conference Center, NJ, USA.

Title of the poster presentation was “Received-Power-Aware Frameless ALOHA for Grant-Free Non-Orthogonal Multiple Access.” [more]