音频输出频率范围(Audio Output Frequency Range)100Hz ~ 20kHz音频副载波频率(Audio carrier)/音频副载波频率精度(Audio carrier precision)6.0MHz(AR), 6.5MHz(AL)/±30kHz音频信噪比S/N(50Hz ~ 15kHz)50dB, Min音频失真度(...
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adjacent audio carrier 邻道伴音载波
TV audio carrier 电视音频载波
Audio carrier precision 音频副载波频率精度
Audio Carrier Frequency 音频载波频率
Video Audio Carrier Frequency Increment 图像 ; 伴音间距
sub-audio carrier 亚音频载波
Audio Carrier Amplitude 音频载波幅度
adjacent t audio carrier 邻道伴音载波
Audio Sub-carrier 音频载波
Mean the use of quantitative methods, will watermark embedded in the audio carrier, 11 Barker Code as a synchronous signal, which was used to positioning embedding position.
水印信息嵌入采用均值量化方法，将水印信息嵌入到载体音频中； 以11位巴克码作为同步标识，定位水印嵌入位置；
And the matrix coding help to reduce the proportion of the original audio changes, thereby reducing the effects of the original audio carrier 'imperceptibility when embeded datas.
并且矩阵编码有助于减小对原始音频的修改比例，进而减小嵌入数据对原始音频载体不可感知性的影响。
Calculating masking threshold of every critical band by auditory masking model, then quantization steps are controlled by masking threshold and value of audio carrier of the embedding points.
依据听觉掩蔽模型计算每个临界频带的掩蔽阈值，再根据水印嵌入点处的掩蔽阈值和音频载体值的大小共同控制量化步长。
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