A digital audio recording, storing and playing system based on FPGA includes the processing of audio signals, the access to SDRAM and the display on LCD (character).
基于FPGA的数字音频采集、存储和播放系统实现了数字音频信号的处理、SDRAM存取以及字符型LCD显示等功能。
According to the formed CD recording information, the principle of digital processing system, audio error correcting code and EFM technology is analyzed and explored.
结合激光唱片记录信息形成过程，对音频数字处理系统。音频纠错编码及EFM调制技术等原理做了分析、探讨。
As the platform to run the audio effect algorithms, the implementation of this digital audio effects processing system is another emphasis of this paper.
作为数字音效算法的最终运行平台，该数字音效处理系统的实现是本文研究的另一个重点。
The typical products are: server of intelligent broadcasting, intelligent digital controller, digital audio processing units, wireless communication parts, human inspection system.
典型产品有：智能广播服务器、智能数字控制器、数字音视频处理设备、无线通讯模块、人体检测系统等。
The simulant surrounding stereo-system designed in this paper can convert the ordinary audio-signal to stereo audio-signal through the processing of Digital Signal Processor (DSP).
本文设计的虚拟环绕立体声系统，将普通双声道音频信号经过数字信号处理器（DSP）处理，转变成具有环绕立体声效果的双声道音频信号。
The simulant surrounding stereo-system designed in this paper can convert the ordinary audio-signal to stereo audio-signal through the processing of Digital Signal Processor (DSP).
本文设计的虚拟环绕立体声系统，将普通双声道音频信号经过数字信号处理器（DSP）处理，转变成具有环绕立体声效果的双声道音频信号。
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