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- The fast frequency synthesizer used in the CNI system is discussed in this thesis. 本课题对该系统所需的快速跳 频频率合成器进行了初步的研究。
- fast frequency synthesizer 快速频率合成
- Fast frequency hopping avoids interference. 快速跳频避免干扰。
- In a transmit-receive sharing digital frequency synthesizer, how fast speed we identify whether frequency is aimed at, this is a key subject in ECM. 在收发共用的数字式频率综合器中;如何快速判别频率是否瞄准;也就成为电子对抗战中的一个关键课题.
- Frequency synthesizer is the hardcore of a electronic system. 频率合成器是电子系统的核心部件。
- The work presents the frequency synthesizer based on PLLs. 所以在频率合成器的设计,可分为两个主题。
- Dueto using advanced MMIC PLL and VCO,the researched frequency synthesizer has smallvolume,fast switching speed and low phase noise. 选用了微波单片PLL频率合成器芯片、单片集成VCO等先进器件,研制的频率合成器具有体积小、捷变速度快、相位噪声低等特点。
- PLL frequency synthesizer with DDS reference will adapt to local oscillator of modern radio. 采用DDS输出作为参考的PLL频率合成器非常适合用做现代电台的本振。
- A Quadrature Direct Digital Frequency Synthesizer (QDDS) based on CORDIC algorithm is presented. 设计了一种基于CORDIC算法的正交输出直接数学频率合成器(QDDS);并在ALTERA FLEX10K 系列FPGA上予以实现.
- In this paper, the design scheme of an agile microwave frequency synthesizer which adopts DDS+PLL is discussed. 本文讨论采用DDS+PLL的捷变微波频率合成器的设计方案。
- Therefore,high performance PFD and CP is the necessity and guarantee for high performance frequency synthesizer. 所以,一个好的鉴相器和电荷泵是设计高性能频率合成器必要和保证。
- In this paper, a solution to fractional frequency dividing frequency synthesizer is introduced. 文中介绍了一种小数分频频率合成器的设计方案。
- The purpose of this thesis introduces the analysis frequency synthesizer and the actual design process of the frequency synthesizer. 本论文的目的在于介绍频率合成器的理论分析和实际频率合成器的设计过程。
- A realization technique of high speed arbitrary wave generator based on dual DDS(direct digital frequency synthesizer) is presented. 提出了一种基于双DDS(Direct Digital Frequency Synthesizer)的高速任意波发生器实现技术。
- Fast frequency hopping avoids interference Adaptive output power minimizes interference Short data packets maximize capacity during interference. 快速跳频避免干扰可变的电源输出使干扰减小到最小采用短数据包传输增强抗干扰能力。
- In this paper, a design approach of 10cm microwave total coherent agile ra- dar frequency synthesizer, developed by our instiute is introduced. 较详细地介绍了航空航天部二院二零三所研制的10cm全相参捷变雷达频率合成器的设计方案。
- Meanwhile, synchronization is also the difficulty of the development of FH system, which needs supplicated design especially in the fast frequency hopping(FFH). 同时跳频同步也是跳频通信系统开发的难点,特别在高跳速工作时实现同步捕获和跟踪需要精心设计方案。
- The design and principle of the instruction guidance frequency synthesizer of one airborne PD radar are described in delail in this paper. 对机载PD雷达指令制导频综器的设计方案和工作原理作了详细阐述,并对制导信号进行了分析和讨论。