基于智能手机实现典型声学现象的课堂多边互动模式  

Model of classroom multilateral interaction based on typical acoustic phenomenon realized with smartphone

作　　者：胡祥龙 乐永康[1,2] 高渊 马世红[1,2] 魏心源 HU Xiang-long;LE Yong-kang;GAO Yuan;MA Shi-hong;WEI Xin-yuan(Department of Physics,Fudan University, Shanghai 200433, China;Physics Teaching Lab, Fudan University, Shanghai 200433, China)

机构地区：[1]复旦大学物理学系,上海200433 [2]复旦大学物理教学实验中心,上海200433

出　　处：《物理实验》2018年第3期47-51,共5页Physics Experimentation

基　　金：国家基础科学人才培养基金资助项目(No.J0730310;No.J1103204);教育部教学指导委员会项目(DWJZW201604hd);复旦大学教学研究与改革实践项目

摘　　要：利用智能手机的音频发送和接收功能,编写声波合成与拍的现象以及多普勒效应等典型声学效应演示的APP程序,并将该演示程序应用于大学物理课堂教学或者声学有关的物理实验教学之中,探索了课堂多边互动的新模式.By using the voice sending and receiving functions of smart phone,an android APP was compiled to demonstrate typical acoustic experiments,such as sound synthesis,beat,Doppler effect and so on.The APP was used in the classroom of college physics and the experimental teaching of acoustics.At the same time,a model of classroom multilateral interaction was explored.

关 键 词：物理演示实验 声学 拍 多普勒效应 FFT变换 智能手机 APP 

分 类 号：O423[理学—声学] O4-39[理学—物理]