Jian Liu   

Lecturer (Higher Education Institution)
Supervisor of Master's Candidates

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Language:English

Paper Publications

Title of Paper:AS3415单芯片主动降噪方案应用研究

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Affiliation of Author(s):自动化学院

Journal:电子产品世界

Key Words:AS3415;声学测试;主动降噪;

Abstract:AS3415作为一款单芯片主动降噪方案,在消费电子类主动降噪耳机市场上有着广泛应用。基于AS3415模拟式前馈主动降噪芯片,设计了一款头戴式主动降噪耳机,旨在探究该芯片在应用中需解决的实际问题。包括主动降噪芯片的硬件结构、降噪原理、原型机声学性能测试步骤和反馈滤波器网络的设计与仿真。以AS3415演示板和普通头戴式耳机为实验平台进行降噪效果测试。实验结果与分析表明,在一般室内环境中,上述降噪芯片对700 Hz以下噪声有明显降噪效果。

Discipline:Engineering

Document Type:J

Volume:25

Issue:3

Page Number:37-41

Translation or Not:no

Date of Publication:2018-03-04

Co-author:章月新

Correspondence Author:Jian Liu

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