三种手机扬声器腔体设计的频率响应分析  

Analysis of Effects of Three Kinds of Cavities on Frequency Response of Loudspeakers for Mobile Phones

作　　者：葛俊[1] 邱小军[1] 

机构地区：[1]南京大学声学研究所近代声学重点实验室,江苏南京210093

出　　处：《电声技术》2010年第1期30-34,共5页Audio Engineering

基　　金：国家自然科学基金(10674068);新世纪优秀人才支持计划

摘　　要：运用等效线路图法研究了3种典型的声学结构对手机扬声器的频响特性的影响,并加以实验验证。通过与相同容积的简单结构的频响特性比较,分析了这三种结构各自的优缺点,并提出了设计建议。The effects of three kinds of typical acoustic structures on the frequency responses of loudspeakers for mobile phones are studied based on the equivalent circuit method, and the numerical simulation results are verified by the experiments, compared with the simple structures of the same volume, the advantages and disadvantages of the three kinds of structures are analyzed, and the suggestions for the cavity designs are presented.

关 键 词：手机 腔体 扬声器 

分 类 号：TB641[一般工业技术—制冷工程]