Koichi Ishibashi

A Development of BACnet/IP-based Platform for Monitoring a Large-Scale Building

Vol.J108-B(5), May, 2025 Peer-reviewedCorresponding author

Overview of C-NAT and its reinforcement for IoT data exchange platform

Atsuko Yokotani, Hiroshi Mineno, Masaki Mitsuuchi, Koichi Ishibashi, Tetsuya Yokotani

IEICE Communication Express, 13(12), Dec, 2024 Peer-reviewed

Study of an Implementation Method of Point-to-Multipoint Communication for IoT Data Exchange to Reduce Traffic on an IoT Network

Takahiro Shiohara, Koichi Ishibashi, Tetsuya Yokotani

International Journal of Informatics Society, 16(2) 74-82, Nov, 2024 Peer-reviewedCorresponding author

Machine Learning for Anomaly Detection Based on Communication Traffic Analysis

Neo Miyama, Koichi Ishibashi

18th International Workshop on Informatics (IWIN2024), Sep, 2024 Peer-reviewedLast author

A Comparative Study with Prototyping on Path Control among Nodal Points in IoT-DEP

Masaki Mitsuuchi, Tetsuya Yokotani, Koichi Ishibashi, Midori Sugaya, Li Yanzhi

18th International Workshop on Informatics (IWIN2024), 2024 Peer-reviewed

Comparative Study of Horizontal and Vertical Approaches to IoT Services for Smart Cities

Shin-ichi Yamamoto, Issa Yamanaka, Tetsuya Yokotani, Koichi Ishibashi

International Journal of Future Computer and Communication, 13(3) 44-48, 2024 Peer-reviewed

Low-latency processing of IoT information in the IoT platform named “C-NAT”

Atsuko Yokotani, Hiroshi Mineno, Kazuhiro Kosaka, Makaski Mitsuuchi, Koichi Ishibashi, Tetsuya Yokotani

IEICE Communications Express, Dec, 2023 Peer-reviewed

Implementation and Evaluation of the Control Mechanism Among Distributed MQTT Brokers

Kazuhiro Kosaka, Yuto Noda, Tetsuya Yokotani, Koichi Ishibashi

IEEE Access, 11 134211-134216, Nov, 2023 Peer-reviewedCorresponding author

Implementation and its performance evaluation on low processing delay communication by raw socket communication for IoT services

Michiro Fukuda, Tetsuya Yokotani, Koichi Ishibashi, Takaharu Suzuki, Kenji Akita

Asia Pacific Conference on Robot IoT System Development and Platform (APRIS) 2023, Nov, 2023 Peer-reviewed

The information transfer and sharing platform for remote control over B5G infrastructure

Kazuhiro Kosaka, Tetsuya Yokotani, Koichi Ishibashi

Asia Pacific Conference on Robot IoT System Development and Platform (APRIS) 2023, Nov, 2023 Peer-reviewed

Study of an Implementation Method of Point-to-multipoint Communication for IoT Data Exchange to Reduce Traffic on an IoT Network

Takahiro Shiohara, Koichi Ishibashi, Tetsuya Yokotani

17th International Workshop on Informatics (IWIN2023), Sep, 2023 Peer-reviewedCorresponding author

Comparison on Function and Performance between MQTT and DDS for IoT DEP

Masaki Mitsuuchi, Kazuhiro Kosaka, Tetsuya Yokotani, Koichi Ishibashi

17th International Workshop on Informatics (IWIN2023), Sep, 2023 Peer-reviewed

Implementation and evaluation of the traffic control function in Pub/Sub type communication

Kazuhiro Kosaka, Yuto Noda, Tetsuya Yokotani, Koichi Ishibashi

IEICE Communications Express, 11(12) 846-851, Dec 1, 2022 Peer-reviewed

A proposal on the control mechanism among distributed MQTT brokers over wide area networks

Yuto Noda, Koichi Ishibashi, Tetsuya Yokotani

2022 IEEE International Conference on Internet of Things and Intelligence Systems (IoTaIS), Nov 24, 2022 Peer-reviewedCorresponding author

Prototype implementation of downward transfer method by tunneling for a large-scale data collection system using MQTT

Fuya Aoki, Koichi Ishibashi, Tetsuya Yokotani

2022 27th Asia Pacific Conference on Communications (APCC), Oct 19, 2022 Peer-reviewedCorresponding author

A new routing mechanism based on layer 2 control in MQTT networks with multiple brokers

Yuto Noda, Shuichi Ohno, Koichi Ishibashi, Tetsuya Yokotani

IEICE Communications Express, 11(6) 307-312, Jun 1, 2022 Peer-reviewed

The control mechanism of distributed MQTT brokers for large volume data transfer and its prototype system

Shuichi Ohno, Keitaro Terada, Tetsuya Yokotani, Koichi Ishibashi

IEICE Communications Express, 11(3) 160-164, Mar 1, 2022 Peer-reviewedCorresponding author

Proposal of an efficient downward communication method for a large-scale data collection system using MQTT

Fuya Aoki, Koichi Ishibashi, Tetsuya Yokotani

15th International Workshop on Informatics (IWIN2021), Sep, 2021 Peer-reviewedCorresponding author

The Demonstration Experiment of Blockchain-based P2P Electricity Trading in University Faculty Housing

泉井良夫, 石橋孝一, 西田義人, 夏梅大輔, 田畑浩数, 石田文章

エネルギー・資源学会論文誌(Web), 42(5) 357-367, Sep, 2021 Peer-reviewed

Distributed MQTT broker architecture using ring topology and its prototype

Shuichi Ohno, Keitaro Terada, Tetsuya Yokotani, Koichi Ishibashi

IEICE Communications Express, 10(8) 582-586, Aug, 2021 Peer-reviewed

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