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.