acoustic signal

基本解释

The daily alarm reminds you about recurring events with an acoustic signal at the time you have set.
每天的报警提醒有关使用一个在您所设定的时间声信号经常性的事件。
Visual information in the speaker's mouth region is also an important speech information source except for acoustic signal source.
除声音信息通道外，唇动视觉信息可以作为一种重要的语音理解源。
Aim To extract harmonic frequencies of helicopter acoustic signal as features for helicopter identification.
目的提取直升机声信号谐波频率作为特征用以识别直升机。

声信号
Acoustic Communication units accomplish the signals conversion from digital signal to acoustic signal or acoustic signal to digital signal.
水声通信单元主要完成数字信号→声信号→声信号→数字信号的转换。
音频信号
Small hard steel spheres with fixed gravity potential energy are used as impulse exciter, the electrets condenser microphone is used as acoustic sensor, and computer sound card is used as the acoustic signal acquisition hardware.
采用具有固定势能的硬质小钢球向被测铸件提供脉冲激励,选用驻极体传声器作为音频传感器,利用计算机声卡作为音频信号的采集硬件。
音响信号
声响信号
声响讯号

声信号
Sound source localization technology based on microphone array is a hot research topic about acoustic signal processing, and has a broad prospect and practical significance.
基于传声器阵列的声源定位技术是声信号处理领域的一个研究热点,具有广泛的应用前景和实际意义。
音频信号
Since the paper is focus on analyzing vehicle's acoustic signal, it is the basic of recognition, so it only did a plan research in recognition.
由于本文的重点主要在于分析车辆音频信号的特征，是为将来的车型识别研究做铺垫，所以在车型识别方面，仅做了方案的理论研究。
声响信号

声音信号
From this paper’s study, using the acoustic signal, generated from the moving vehicles, to recognize the type of vehicles is an feasible and effective method. It will have great prospect.
因此,利用行驶过程中的车辆产生的声音信号进行车型识别是一种可行的、有效的方法,具有较大的应用前景。
机械工程
音响信号
音响号志