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1·Lossless audio coding was widely used in the processing of audio signal.

在语音信号处理的许多应用中，采用了无损音频压缩的方法。

2·The watermark can be extracted without the original digital audio signal.

水印的提取不需要原始音频信号。

3·We built the above amplifier signal to improve the peak to peak audio signal.

我们建立的上述信号放大器，以改善峰峰值的音频信号。

4·A second transducer (8) may be provided for transmitting a second audio signal.

第二换能器(8)可以被安装用来传输第二音频信号。

5·Some users may require a line-input to apply audio signal externally with a wire .

有些用户可能需要线的投入，用于音频信号与外部电线。

6·How to develop the sine wave audio signal generator is described in detail in this paper.

详细介绍了软件正弦波音频信号发生器的开发。

7·Then, a demodulator may receive the baseband signal and obtain an audio signal therefrom.

然后，解调器可以接收基带信号并且从基带信号获得音频信号。

8·This paper designs a CODEC chip of audio signal processing, and the multi-level filter is discussed.

设计了一种可用于语音信号处理的CODEC芯片，讨论了滤波器组的多级实现。

9·The proposed algorithm can extract the watermark without the help from the original digital audio signal.

该算法提取水印信息时不需要原始数字音频信号。

10·The building block of it is the digital television decoder core, which decodes the video and audio signal.

解码内核是其完成视频和音频信号解码功能的基本部件。