Universal musical instrument audio data processing system for supporting MIDI protocol

By designing a general musical instrument audio data processing system that supports the MIDI protocol, the problems of complex design and poor compatibility in the prior art are solved, the stability and reusability of the system are achieved, and the efficiency and quality of product development are improved.

CN120148446APending Publication Date: 2025-06-13GUANGZHOU RANTION TECH CO LTD
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Patent Information

Application Number
CN202510452333.6
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-04-11
Publication Date
2025-06-13

AI Technical Summary

Technical Problem

The lack of a general framework in the prior art has resulted in the complex design of the instrument audio data processing system of the MIDI protocol, poor compatibility, and difficult to reuse on different types of musical instruments or platforms, and the product functions are single, making it difficult to meet the needs of new product applications.

Method used

A general musical instrument audio data processing system is designed to support the MIDI protocol, including a ring buffer module, a serial port transceiver module, a USB transceiver module, a MIDI stream decoding module, a sound engine module, etc., to process data through DMA, and support APP/upper computer communication protocol and Bluetooth module communication protocol.

Benefits of technology

The system enables application engineers to concentrate on developing product functions, reduce the energy investment in system framework construction, shorten product development cycles, improve design efficiency, and reduce program abnormalities, test costs and product remediation risks.

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Abstract

The invention discloses a universal musical instrument audio data processing system for supporting an MIDI protocol, and relates to the field of electronic musical instruments. Comprising an annular buffer area module, a serial port receiving and transmitting module, a USB receiving and transmitting module, an MIDI stream decoding module, a common MIDI command processing module and an SYSEX MIDI command processing module, the SYSEX MIDI command processing module is provided with an APP / upper computer communication protocol, a Bluetooth module communication protocol, a sound production engine module, a user data access module, a character terminal module, an MIDI command packaging module, an MIDI command sending module and a service processing module. A friendly man-machine interaction interface is designed for the universal musical instrument audio data processing system, so that an application engineer can concentrate on development of product functions, energy investment on system framework building is reduced, the product development period is greatly shortened, design efficiency is improved, test cost investment is greatly reduced, and the system is suitable for popularization and application. And risks of product repair, customer complaint and the like are reduced.
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