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- It uses spread spectrum technology. 它使用扩频技术。
- Wireless Spread Spectrum Communication and Its. 无线扩频通信及其应用。
- Study of Spread Spectrum Receiver. 扩频接收机的研究。
- The Future of Spread Spectrum Communications in the Datong Coal Mine Group Co. 扩频通信技术在大同煤矿的应用前景。
- This paper has introduced the structure and work mode of DDS chip AD9854. And this chip's applications in direct sequence spread spectrum and frequency hopping has been researched into. 摘要介绍了AD9854的结构及工作模式，并对AD9854芯片在扩频通信的直接序列扩频工作方式和跳变频率工作方式中的应用进行了研究。
- Frequency-hopping spread spectrum (FHSS) was developed by the military for secure communications. 跳频扩频（FHSS）是由军方为保密通信开发的。
- 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。
- Spread spectrum has two distinct flavors: direct sequence and frequency hopping. 该技术有两个明显的变型：直接顺序与跳频。
- Pseudo random sequence has broad applications in stream cipher, channel coding, and spread spectrum communication. 伪随机序列在流密码、信道编码、频通信等领域有着广泛的应用.
- A better method for direct sequence spread spectrum(DSSS) receiver to decrease the acquisition time is proposed. 提出一种减小直接序列扩频(DSSS)接收机信号捕获时间的改进方法。
- A small scale digital trunking communication system based on the spread spectrum technology was presented. 介绍了一种基于扩频技术的全双工通信小型集群通信系统。
- Spread spectrum was conducted first, and then it was embedded into watermark by means of integer modulo. 嵌入水印时，先对水印信息进行扩频，再利用基于模运算的方法嵌入水印。
- In the fifth chapter, hardware implementation of spread spectrum modulation module, sequence acquisition module, carrier NCO module and CORDIC module are given. 最后给出了扩频模块、载波数控振荡器模块、伪码捕获模块和CORDIC模块的硬件实现。
- This article introduces the principle of the closed link automatic frequency control system in Z2000 spread spectrum transceiver and how to control it. 本文阐述了Z2000接收机内的闭环自动频率控制系统的工作原理，并说明如何控制这个系统。
- FFT algorithm has been developed to acquire high dynamic spread spectrum signals in spread spectrum RSP developed by BRIT. 讨论了采用FFT算法实现高动态扩频信号快捕的一种方法。
- 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。
- 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 .
- A novel scheme for enhancing antijamming capabilities of spread spectrum communication systems is proposed in the paper. 本文提出了一种用于提高扩谱通讯系统抗干扰能力的新方案。
- This paper introduces GMSK into Direct Sequence Spread Spectrum(DSSS) communication system in order to obtain good performance of power spectrum. 本文将GMSK调制引入到直接序列扩频通信系统中,以期获得更好的功率谱利用率。
- Sequences with good pseudorandom properties and large linear span are widely used in the CDMA spread spectrum communication and cryptography. 具有优良伪随机特性和较大线性复杂度的伪随机序列广泛应用于CDMA扩频通信和密码学中。
