Based on the masking properties of the psychoacoustic model, we then derive the required sound pressure level of the watermark.
基于心理声学模型的掩蔽特性，可以得出水印被要求的相应的声压级。
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。
By analyzing human physiological audio system and its masking effect, this paper illustrates the psychoacoustic model in audio part of the ISO video coding standard MPEG1.
介绍了人耳生理系统和掩蔽效应的特性，并阐述了视音频压缩标准MPEG1音频部分的心理声学模型。
We research on MPEG-4 AAC encoding standards and the algorithm principium. The key point is optimizing the psychoacoustic model module, filter Banks module and quantizer module.
根据MPEG - 4AAC编码标准及对算法的基本原理的分析研究，算法优化的关键点在于心理声学模型、滤波器组和量化等模块。
Psychoacoustic model is the kernel technology of wideband audio compression.
心理声学模型是宽带音频压缩中的核心技术。
Based on the psychoacoustic theory and experiments this paper presents an auditory sense model which simulates the characteristics of human sense of hearing speech loudness.
本文提出了一个基于心理声学理论和实验的听觉感知模型，它模拟了人对声音响度的听觉感知特征。
Based on the psychoacoustic theory and experiments this paper presents an auditory sense model which simulates the characteristics of human sense of hearing speech loudness.
本文提出了一个基于心理声学理论和实验的听觉感知模型，它模拟了人对声音响度的听觉感知特征。
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