The problem with noise shaping is that small signals get lost - any signal below the noise shaper noise floor is lost information.
噪音整形产生的问题，就是小信号的损失——信号小于噪音整形本底噪音的就是损失的信息量。
In this dissertation, psychoacoustic models filter Banks quantization and bit allocation predicate coding and temporary noise shaping is analyzed.
本文首先对心理声学模型、滤波器组、量化和比特分配、预测编码、时域噪声成型等技术进行研究。
The converter USES a high order MASH noise shaping technique and a digital decimation filtering part consisting of comb filters and cascade of half band filters.
该转换器采用了高阶MASH噪声成形技术，而其数字抽取滤波部分则由梳状滤波器与级联的半带滤波器构成。
Simple linear quantizer model can be used to analysis over sampling and noise shaping, and can be used to design modulator based on large amount of simulation, too.
简单的线性模型可以用来分析过采样和噪声整形的特性，也可以在大量仿真做支持的情况下，用来作为设计的近似模型。
Then, it introduces the applications of the IF sampling in radar signal processing, and the over sampling and noise shaping techniques and FFT to improve the receiver dynamic range technology.
其次，介绍了中频采样在雷达信号处理中的应用和过采样技术及其噪声整形、FFT提高接收机动态范围的技术。
Using white noise to drive shaping filter, the interference model of wave is acquired on the basis of stable stochastic process theory, and the simulation results are satisfactory.
根据平稳随机过程理论，利用白噪声驱动成形滤波器，获得海浪的干扰模型，并得到了令人满意的仿真结果。
The newly mooncake shaping machine, it's faster than the old one, lower noise, more accurately in fixed position, easier in use.
新款月饼成型机，比老款机速度更快、噪音小，用气量少，定位更准确，操作简单。
The newly mooncake shaping machine, it's faster than the old one, lower noise, more accurately in fixed position, easier in use.
新款月饼成型机，比老款机速度更快、噪音小，用气量少，定位更准确，操作简单。
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