spread spectrum的例句大全

Realization of Suppression of Narrow-Band Interferences In Direct Sequence Spread Spectrum Signal Using Frequency-Domain Algorithm

直扩信号中多窄带干扰自适应抑制的频域算法及系统实现

The Research of Key Technology of Parallel Combinatory Spread Spectrum Communication System

并行组合扩频通信系统关键技术的研究

FFH system is an important spread-spectrum system, which has excellent anti-interference capacity and causes great attention in the research field of military communication.

作为扩频通信体制中的一种重要类型，快速跳频系统因其出色的抗干扰、抗截获和抗人为阻塞能力，在当前军事通信研究领域引起广泛关注。

An improved pseudorandom code-tracking loop, which eliminates the influence on the estimation of the phrase difference of the pseudorandom codes, was described, based on the approach of the digitized spread-spectrum signals ′ correlation, video one and digital delay locked loop.

在扩频信号数字化后采用相关、视频累积和DLL延迟锁相环求累积值的基础上，提出了一种改进的伪随机码（PN码）跟踪环。

Research of Communication Technology Using FFH/ DS Hybrid Spread Spectrum

FFH/DS混合扩频体制通信技术研究

Theoretical analysis shows that the EOE Logistic Map chaotic spread spectrum sequences are better than the original sequences.

理论分析表明，EOELogistic映射有限长度扩频序列的奇/偶相关特性较原序列有所改善。

Color Image Blind Watermark Algorithm Based on Spread Spectrum Modulation and Visual Masking

基于扩频调制和视觉掩蔽的彩色图像盲水印算法

Spread spectrum code assignment algorithm of TD-SCDMA for varying service

针对业务变化的TD-SCDMA信道码分配算法探讨

A design of spread spectrum and ranging code in radio measurement and its control system are given in the paper.

本文给出了无线电测控系统中扩频和测距编码的设计方法。

Research on Application of Low/ Zero Correlation Zone Sequence Pairs in Spread Spectrum Communication System

低/零相关区序列偶应用于扩频通信系统的研究

Based on the Fourier transform analysis of saw tooth signal frequency modulation, the concept of power spectrum spread attenuation factor in the case of barrage jamming is presented.

首先通过对锯齿波调频的傅里叶变换，提出了阻塞式干扰下功率谱扩展衰减因子概念；

Chaos masking, chaotic parameter modulation, chaos shift keying, chaotic spread spectrum sequence are discussed in detail.

其中重点分析了混沌掩盖技术, 混沌参数调制技术, 混沌键控技术和混沌扩频技术的原理.

But using spread spectrum communication on power line can attain reliability's demand . "

而利用 扩频通信 在电力线上进行通信正好可以提高其可靠性.

In DS-CDMA , the spectrum is spread by multiplying the baseband signal with a fast pseudorandom sequence.

在DS -CDMA 技术中, 频谱通过倍乘伪随机序列基带快速扩展.

Linear frequency modulation ( LFM ) interferences may be a kind of preferred wideband interferences in spread-spectrum.

线性调频 ( LFM ) 是扩频系统中常见的一种宽带干扰样式.

This paper introduces an AFC algorithm for a zero-intermediate frequency direct-sequence spread spectrum digital receiver.

介绍了一种零中频直接序列扩频(DSSS)数字接收机的自动频率控制(AFC) 算法及其仿真和实现.

Spread spectrum technology competes in the unregulated portion of the radio electromagnetic spectrum.

扩频技术是在无线电电磁频谱中无条例管制的部分中竞争.