输入PCM信号s(k)与估测信号se(k)之间的差值d(k)至适应性量化器(adaptive quantizer),可产生一个4-位元的ADPCM输出信号I(k).
基于20个网页-相关网页
模拟输入信号(IN)而提供数字输出采样流(OUT),该模数转换器(ADC1)包括:量化器(QNT),该量化器具有死区(DZ),并被设置成当量化器(QNT)接收幅度处于死区(DZ)内的输入信号IN时提供具有中性值(0)的数字输出采样;以及 反...
基于6个网页-相关网页
∑-Δstructure is applied in this paper,the quantizer bit,over-sampling ratio and order of the modulator is designed depending on the system requirement.
本设计采用∑-结构,根据系统要求设计了量化器位数、调制器过采样比和阶数。
参考来源 - 音频通信中过采样DAC的设计及FPGA实现The algorithm uses the new vector quantizer based on associated dual codebooks composed of basic codebook and novel extended codebook with signs.
该算法所采用的矢量量化器基于关联的双码书结构,双码书分别是传统的基本码书和带标记位的新型扩展码书。
参考来源 - 一种新的矢量量化水印算法The expected code rate can be assigned into different subbands correlated with their variances, and then the quantization parameters can be determined by the relationship between entropy and quantization steps.
当给定输出码流的期望码率时,可以将总码率通过各子带方差关系进行分配,然后依据量化输出熵和量化步长的之间的关系确定量化器的各项参数。
参考来源 - 适合硬件实现的大幅面图象压缩算法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
它包含了相位量化器、数据存储和加权相加三部分电路。
It contains three parts of circuit: phase quantizer, data memory and weighting summation.
本文提出了一种舍入量化器统计量化特性线性化的概念。
This paper proposes a linearization conception of the statistical quantization characteristic of roundoff quantizer.
此外，只允许4个段地图，因为最高每帧只能有4个量化器。
Furthermore, only 4 segment maps are allowed, for a maximum of 4 quantizers per frame.
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