Optimization of Intelligent Tuning System for Stringed Instruments Based on Wireless Sensor Network

With the increasing abundance of material civilization, people’s pursuit of spiritual civilization is also higher and higher. Although tuning is the analysis and processing of sound signal, the string signal is also a kind of sound signal, which follows the basic law of acoustics. In the field of wi...

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Autor principal:	Pin Zhuo
Formato:	article
Lenguaje:	EN
Publicado:	Hindawi Limited 2021
Materias:	Technology (General) T1-995
Acceso en línea:	https://doaj.org/article/4e41b79f90bd41f7a3372f588f96fa24
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spelling	oai:doaj.org-article:4e41b79f90bd41f7a3372f588f96fa242021-11-22T01:11:14ZOptimization of Intelligent Tuning System for Stringed Instruments Based on Wireless Sensor Network1687-726810.1155/2021/6538185https://doaj.org/article/4e41b79f90bd41f7a3372f588f96fa242021-01-01T00:00:00Zhttp://dx.doi.org/10.1155/2021/6538185https://doaj.org/toc/1687-7268With the increasing abundance of material civilization, people’s pursuit of spiritual civilization is also higher and higher. Although tuning is the analysis and processing of sound signal, the string signal is also a kind of sound signal, which follows the basic law of acoustics. In the field of wireless sensor network, this paper introduces the status quo of tuning tools for stringed instruments, analyses the existing problems of tuning tools for mainstream stringed instruments, and puts forward an automatic tuning system based on wireless sensor network. The hardware design of intelligent tuning system based on wireless sensor network includes audio acquisition module, tuning control module driver circuit design and voice broadcast module, and network communication module selection analysis. The software design of intelligent tuning system based on wireless sensor network includes embedded software design and mobile software design. Embedded software design mainly includes system flow design and automatic tuning function design. In this paper, an improved endpoint detection algorithm is used to separate the chord tone from the nonchord tone, and an improved pitch detection algorithm is used to get the accurate pitch frequency of the chord tone signal. The function and performance of the tuning system are tested to verify the reliability of the optimized intelligent tuning system.Pin ZhuoHindawi LimitedarticleTechnology (General)T1-995ENJournal of Sensors, Vol 2021 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	Technology (General) T1-995
spellingShingle	Technology (General) T1-995 Pin Zhuo Optimization of Intelligent Tuning System for Stringed Instruments Based on Wireless Sensor Network
description	With the increasing abundance of material civilization, people’s pursuit of spiritual civilization is also higher and higher. Although tuning is the analysis and processing of sound signal, the string signal is also a kind of sound signal, which follows the basic law of acoustics. In the field of wireless sensor network, this paper introduces the status quo of tuning tools for stringed instruments, analyses the existing problems of tuning tools for mainstream stringed instruments, and puts forward an automatic tuning system based on wireless sensor network. The hardware design of intelligent tuning system based on wireless sensor network includes audio acquisition module, tuning control module driver circuit design and voice broadcast module, and network communication module selection analysis. The software design of intelligent tuning system based on wireless sensor network includes embedded software design and mobile software design. Embedded software design mainly includes system flow design and automatic tuning function design. In this paper, an improved endpoint detection algorithm is used to separate the chord tone from the nonchord tone, and an improved pitch detection algorithm is used to get the accurate pitch frequency of the chord tone signal. The function and performance of the tuning system are tested to verify the reliability of the optimized intelligent tuning system.
format	article
author	Pin Zhuo
author_facet	Pin Zhuo
author_sort	Pin Zhuo
title	Optimization of Intelligent Tuning System for Stringed Instruments Based on Wireless Sensor Network
title_short	Optimization of Intelligent Tuning System for Stringed Instruments Based on Wireless Sensor Network
title_full	Optimization of Intelligent Tuning System for Stringed Instruments Based on Wireless Sensor Network
title_fullStr	Optimization of Intelligent Tuning System for Stringed Instruments Based on Wireless Sensor Network
title_full_unstemmed	Optimization of Intelligent Tuning System for Stringed Instruments Based on Wireless Sensor Network
title_sort	optimization of intelligent tuning system for stringed instruments based on wireless sensor network
publisher	Hindawi Limited
publishDate	2021
url	https://doaj.org/article/4e41b79f90bd41f7a3372f588f96fa24
work_keys_str_mv	AT pinzhuo optimizationofintelligenttuningsystemforstringedinstrumentsbasedonwirelesssensornetwork
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Optimization of Intelligent Tuning System for Stringed Instruments Based on Wireless Sensor Network

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