Perceptual audio coding is the mainstream technology for the storage and trans-mission of audio signals.
感知音频编码是音频信号存储和传输的主流技术。
Combined with perceptual audio coding technology, digital audio water-marking technology embeds watermark data into audio signals.
数字音频水印技术和感知音频编码技术相结合，在音频信号中嵌入水印数据。
As many low delay high efficient perceptual audio coding algorithms, a newly designed audio coding algorithm - LDX is introduced in the thesis.
本文介绍了一种新的音频编码算法-LDX，它是一种高效低延时的感知音频编码方法。
In perceptual audio coding with low bit rate application, the pre-echo artifact is more distinct, and the effective detection of transient signals is the precondition.
在低比特率音频感觉编码中，预回声失真更为突出，而对其处理的前提是瞬态信号的有效检测。
Because of considering the temporal masking effects to set up a threshold and the valid hop size of transient points, this method is very suitable for perceptual audio coding.
由于考虑了时域掩蔽效应来设置检测门限和有效瞬态点间隔，非常适用于感觉音频编码。
However, the audio coding technology for ultra wideband mostly USES perceptual coding which is based on the psychoacoustic model.
而带宽范围较宽的音频编码采用的则多是基于心理声学的感知编码技术。
However, the audio coding technology for ultra wideband mostly USES perceptual coding which is based on the psychoacoustic model.
而带宽范围较宽的音频编码采用的则多是基于心理声学的感知编码技术。
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