Category Archives: Conference

Presented at IEICE RCS @ Osaka

本研究室の飯盛くんと原くんが大阪にて開催されたIEICE RCS研究会にて発表を行いました。 [プログラム]

Our members, Hiroki and Takanori presented their recent results in IEICE RCS conference held at Osaka, Japan.

発表題目:下り電力領域 NOMA伝送のための分数計画法を用いたロバストビームフォーミング設計に関する一検討 [詳細]
Title: Robust Transmit Beamforming Design via Fractional Programming for Downlink Power-Domain NOMA Systems


Title: Boosted Approximate Message Passing for Uplink Grant-Free Non-Orthogonal Multiple Access [詳細]


Presented at IEICE RCS @ Miyakojima

本研究室の原くん、岡部くん、廣澤くんが宮古島にて開催されたIEICE RCS研究会にて発表を行いました。


Our members, Takanori, Ryo, and Naoya, have presented their recent results in IEICE RCS conference held at Miyakojima, Okinawa.
There were 52 presentations given by beginners at “Special Sessions for Beginners”, in both 10 mins oral presentation and 80 mins poster session.
In addition, 12 general and invited sessions were made.

Takanori presented at a general session, while Ryo and Naoya presented  at “Special Sessions for Beginners”.

Title: Channel Estimation and Data Detection for Grant-Free Multiple Access Using Vector Approximate Message Passing

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Title: A Study on Energy-Efficient Design of Irregular Repetition Slotted ALOHA with Stochastic Power Control


Title: A Study on Age-of-Information Minimization in Two-User Multiple Access Channel with Energy Harvesting


Presented at WCNC

Prof. Ishibashi and our lab members attended IEEE Wireless Communications and Networking Conference (WCNC) held at Marrakesh, Morocco. [link]


Our members, Takanori, Hiroki and Ryuhei presented their recent works.

Title: On the Sum-Rate Capacity and Spectral Efficiency Gains of Massively Concurrent NOMA System

Title: Transmission Strategies in Imperfect Bi-directional Full-Duplex MIMO Systems

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Title: Design of Communication Systems for Wireless-Powered Communications with Multiple Frequency Bands



Presented at SITA 2018

Prof. Ishibashi and our lab members attended 41st Symposium on Information Theory and its Application (SITA) at Fukushima, Japan.

Prof. Ishibashi gave an invited talk titled “Theory and Practice of Wireless Communications with Stochastic Power Source” for “Lectures for Young Researchers”.

Our members, Shun, Kazuya, Tatsuhiro, and Takanori also presented their recent works.




Presented at ISTC 2018

Our member, Takanori, has presented our recent results on International Symposium on Turbo Codes & Iterative Information Processing (ISTC) held at Hong Kong, China.

Title: Low-Complexity Generator Polynomial Search for Turbo-Trellis-Coded Spatial Modulation Using Symbol-based EXIT-ChartsImage from iOS

Presented at SmartCom 2018

Our member, Tatsuhiro, has presented our recent results on 5th International Workshop on Smart Wireless Communications (SmartCom) held at Bangkok, Thailand.

Title of the poster presentation was “Empirical Model of Distributed Photovoltaics for Energy-Harvesting Wireless Communications”.

Presented at WPNC 2018

Prof. Ishibashi gave an invited keynote talk titled “Machines Talk Freely: Graph-based Design for Distributed Wireless Communications” at 15th Workshop on Positioning, Navigation and Communications (WPNC) held at Bremen, Germany.

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Our members, Shun, Kazuya and Masaru also presented their recent results.

Title: Coded Frameless ALOHAIMG_2685.JPG

Title: Aggregate-Compression-Aided Subcarrier IQ Index Modulation

Title: ZigZag Decodable Coded Slotted ALOHA

Presented at RCS @ Hakodate

Our member, Kazuya, has presented our recent results on a conference of Technical Committee on Radio Communication Systems (RCS) held at Hakodate, Japan.
Title of the presentation was “Aggregate-Compression-Aided Subcarrier IQ Index Modulation with Discreteness-Aware Approximate Message Passing”.