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

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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

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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。

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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。

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Research of Communication Technology Using FFH/ DS Hybrid Spread Spectrum

FFH/DS混合扩频体制通信技术研究

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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。

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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

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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

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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。

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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

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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；

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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.

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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.

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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.

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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.

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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.

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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.

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