Consensus Control of Dual-Rate Multi-Agent Systems With Quantized Communication

The present study discusses the consensus control of dual-rate multi-agent systems, where the sampling/communication interval of quantized data is an integer multiple of the control interval. A conventional multi-agent system uses a dynamic quantizer which is designed in a single-rate system where t...

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Main Authors: Takumi Furusaka, Takao Sato, Natsuki Kawaguchi, Nozomu Araki, Yasuo Konishi
Format: Article
Language:English
Published: IEEE 2020-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9096311/
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author Takumi Furusaka
Takao Sato
Natsuki Kawaguchi
Nozomu Araki
Yasuo Konishi
author_facet Takumi Furusaka
Takao Sato
Natsuki Kawaguchi
Nozomu Araki
Yasuo Konishi
author_sort Takumi Furusaka
collection DOAJ
description The present study discusses the consensus control of dual-rate multi-agent systems, where the sampling/communication interval of quantized data is an integer multiple of the control interval. A conventional multi-agent system uses a dynamic quantizer which is designed in a single-rate system where the intervals are equal, i.e., the control interval length is the same as the communication interval length. However, a dynamic quantizer designed in a dual-rate system is expected to have improved control performance. In the present study, an objective function is divided into a quantization term, which is related to the quantization error, and the remaining term. The proposed dual-rate dynamic quantizer is designed such that the quantization term is minimized. Finally, in numerical examples, the proposed dual-rate method is quantitatively evaluated by comparing with the conventional single-rate method, and the effectiveness of the proposed method is demonstrated.
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spelling doaj.art-8bd2fe23319448599c35f29fa75532122022-12-22T03:46:11ZengIEEEIEEE Access2169-35362020-01-018975579756310.1109/ACCESS.2020.29956379096311Consensus Control of Dual-Rate Multi-Agent Systems With Quantized CommunicationTakumi Furusaka0Takao Sato1https://orcid.org/0000-0003-0590-3594Natsuki Kawaguchi2Nozomu Araki3Yasuo Konishi4Graduate School of Engineering, University of Hyogo, Himeji, JapanGraduate School of Engineering, University of Hyogo, Himeji, JapanGraduate School of Engineering, University of Hyogo, Himeji, JapanGraduate School of Engineering, University of Hyogo, Himeji, JapanGraduate School of Engineering, University of Hyogo, Himeji, JapanThe present study discusses the consensus control of dual-rate multi-agent systems, where the sampling/communication interval of quantized data is an integer multiple of the control interval. A conventional multi-agent system uses a dynamic quantizer which is designed in a single-rate system where the intervals are equal, i.e., the control interval length is the same as the communication interval length. However, a dynamic quantizer designed in a dual-rate system is expected to have improved control performance. In the present study, an objective function is divided into a quantization term, which is related to the quantization error, and the remaining term. The proposed dual-rate dynamic quantizer is designed such that the quantization term is minimized. Finally, in numerical examples, the proposed dual-rate method is quantitatively evaluated by comparing with the conventional single-rate method, and the effectiveness of the proposed method is demonstrated.https://ieeexplore.ieee.org/document/9096311/Multi-agent systemquantizernetworked control systemdual-rate
spellingShingle Takumi Furusaka
Takao Sato
Natsuki Kawaguchi
Nozomu Araki
Yasuo Konishi
Consensus Control of Dual-Rate Multi-Agent Systems With Quantized Communication
IEEE Access
Multi-agent system
quantizer
networked control system
dual-rate
title Consensus Control of Dual-Rate Multi-Agent Systems With Quantized Communication
title_full Consensus Control of Dual-Rate Multi-Agent Systems With Quantized Communication
title_fullStr Consensus Control of Dual-Rate Multi-Agent Systems With Quantized Communication
title_full_unstemmed Consensus Control of Dual-Rate Multi-Agent Systems With Quantized Communication
title_short Consensus Control of Dual-Rate Multi-Agent Systems With Quantized Communication
title_sort consensus control of dual rate multi agent systems with quantized communication
topic Multi-agent system
quantizer
networked control system
dual-rate
url https://ieeexplore.ieee.org/document/9096311/
work_keys_str_mv AT takumifurusaka consensuscontrolofdualratemultiagentsystemswithquantizedcommunication
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AT natsukikawaguchi consensuscontrolofdualratemultiagentsystemswithquantizedcommunication
AT nozomuaraki consensuscontrolofdualratemultiagentsystemswithquantizedcommunication
AT yasuokonishi consensuscontrolofdualratemultiagentsystemswithquantizedcommunication