查询词典 modulator-demodulator

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立足国内实际状况，集合国际定价设备生产厂商的领先技术和产品，推出了极具性价比优势的产品线：数字传输产品：MPEG-2 DVB、DAB编码器、复用器、调制器、转换器；有线宽带产品：双向放大器、光通信设备、CMTS、机顶盒、交换机、路由器；流媒体产品：VOD服务器、CA系统

Temperature dependence of electrooptic modulator and its optimal design.

电光调制器的温度特性及其最优化设计。

The propagation of light through the modulator is studied in detail using wave coupling theory of linear electrooptic effect.

采用线性电光效应耦合波理论对光在调制器中的传播行为进行详细的研究，经过理论计算，发现光通过调制器后，出射的调制光强不依赖于入射光的偏振状态。

The electrooptic effect of LiNbO_3 crystal is analyzed,based on which a modulator used in space polarization encoding system is designed.

对铌酸锂晶体的电光效应进行了理论分析，在此基础上设计了基于普科尔效应的空间偏振编码调制器。

The new wave coupling theory of linear electrooptic effect is used to study the thermal property of an electrooptic modulator made from biaxial crystal KTP.

运用新的线性电光效应的耦合波理论，对双轴晶体KTP电光调制器的温度特性进行了理论研究。

A new type of electrooptic modulator using annealed proton exchanged planar lithium niobate waveguide is proposed.

基于双棱镜耦合m线技术提出了一种新型的平面波导强度调制器。

The results of the study sug- gested compound Cassiac torae collocystis is an effective,safe and cheap blood lipid modulator in CHD.

复方决明子胶囊不良反应小、安全性、价格低廉，是治疗冠心病心绞痛的有效药物。

A digital phase synthesizer is composed of a continuous phase data signal source, an interpolater to generate continuous edge configuration data signals in response with each continuous phase data signal, and a phase modulator to generate ouput clock signal.

一种数字相位合成器包括一个连续相位数据信号源。一个内插器响应每个连续相位数据信号产生连续边沿配置数据信号。一个相位调制器产生具有放置在由连续边沿放置数据信号确定的时间的边沿的输出时钟信号。

In the paper, a new general optimal design method of stable high-order interpolative Σ-Δ A/D modulator is presented.

摘要该文提出了一种新的通用高阶稳定的Σ-Δ插值型A/D转换器的优化设计算法。

High order sigma-delta modulator consist of two different structures, the interpolative structure and the cascaded structure.

对于插值结构Sigma-delta调制器的设计，面临的主要问题是如何设计稳定的结构和如何提高输入信号的范围。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。