dispreading

dispreading的基本解释

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[变形] dispread的现在分词

vt.

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与dispreading相关的网络例句 [注：此内容来源于网络，仅供参考]

In chapter five, the base band signal process of CDMA base station simulator system is introduced, including channel coding and decoding, interleave and disinterleave, PN sequence generator, orthogonal spread spectrum and quadrature Spreading, scrambling code, power control, digital forming filter, the capture and track of PN code, dispreading and demodulation, etc. Some FPGA design graphic and waveform simulation of base band transmitter module is given and realization algorithm of base band receiver is discussed in detail.

第五章介绍了CDMA基站仿真系统的基带信号处理过程，包括信道编译码、交织与去交织、PN码发生器、正交扩频与四相扩频、扰码、功率控制、数字成形滤波器、PN码的捕获与跟踪、解扩与解调等，并给出了基带发射机模块的部分FPGA设计原理图和波形仿真，详细论述了基带接收机模块的实现算法。

Based on the fact that the interferences after dispreading have been suppressed and the additive noises on different antennas were uncorrelated.

基于智能天线阵的波达方向估计不仅可以用于空间滤波和波束赋形，而且可以用于对目标的测向、定位与跟踪。

The present invention discloses a variable bit spectrum spreading method and a corresponding novel dispreading method based on BP iteration interpretation method.

本发明公开了一种提供一种变码扩频方法、以及提供相应的基于BP迭代译码方法的新解扩方法。

Based on the idea of SOC, this receiver merges some function modules in a FPGA, such as digital downconverter, digital matched filter, digital dispreading and demodulation, demodulation and auto frequency control.

基于片上系统的设计思想，该接收机整合了数字下变频器、数字匹配滤波器、数字解调解扩、自动频率控制等功能模块。

Base on the results computed by the Discrete Fourier Transform in demodulation and dispreading, the scheme can estimate accurately the parameters such as frequency, amplitude and initial phase of single tone jamming by analyzing two spectra lines having higher energy than other.

提出了一种精确估计多载波扩频系统中单音干扰参数的新方法，利用解调解扩中离散傅里叶变换的计算结果，通过选取其中能量最大的两条谱线进行分析，能够对单音干扰的频率、振幅以及初始相位等参数进行精确的估计。