• High quality millimeter wave frequency source is the important component in the development of millimeter wave systems and application.

    优质毫米波频率毫米波系统应用关键部件,它的性能很大程度决定系统的性能。

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  • The millimeter wave frequency with the advantages of the optic and the microwave exists between the frequency of them, and it's the perfect operation frequency of precision guidance weapon system.

    毫米波频率介于微波红外频段之间,兼有二者优点精确制导武器系统较为理想工作频段。

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  • In this thesis the signal processing of stepped frequency system which applied in the millimeter wave seeker is discussed particularly.

    本文主要针对毫米波导引头频率步进体制信号处理技术进行了研究。

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  • The millimeter wave (MMW) Inter-pulse stepped frequency radar is a type of wide-band high-range-resolution radar.

    毫米波脉冲频率雷达宽带高距离分辨率雷达。

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  • A scheme of optical millimeter (mm) wave based on orthogonal frequency division multiplexing (OFDM) generation have been proposed with theoretics and simulation in this paper.

    该文提出基于正交复用(OFDM)技术毫米波产生方案

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  • A new phase noise estimate method for millimeter wave double PLL frequency synthesizer is presented.

    提出一种新的毫米波双环锁相相位噪声估测方法

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  • Conclusion: Millimeter wave with a specific frequency can promote the repair of the injured spinal cord.

    结论:毫米波促进损伤脊髓修复,毫米波疗法可能具有频率特异性

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  • Firstly, a two-dimensional servo-control driver circuit, which consists of PC and an embedded system, is designed based on the scanning requirement of the dual frequency millimeter wave radiometer.

    第一基于双频毫米波辐射计扫描要求设计了基于PC计算机嵌入式系统两维伺服驱动电路,完成扫描控制、通信协议和伺服驱动控制的软件设计。

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  • From chapter three to chapter five, the three key components of the system: millimeter-wave phase locked sources, multiple frequency local source, low noise amplifier are designed and tested.

    第三第五章分别介绍毫米波、二本振噪声放大器系统关键单元电路的设计过程测试结果。

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  • The fast wave device gyrotron is base on the radiation theory which is excitated by electrons cyclotron resonance. Its frequency is very high especially at the millimeter and sub-millimeter wave band.

    回旋一类基于电子回旋谐振辐射机理器件,工作频率范围宽,特别是毫米亚毫米波段,能产生脉冲峰值功率与连续波功率。

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  • The spread and compress of millimeter wave pulse frequency spectrum will happen in Doppler Effect during rain.

    降雨条件下,多普勒效应毫米波脉冲频谱发生展宽压缩

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  • As a subsystem of high-frequency front-end, millimeter-wave transceiver modules are the very important component of radar, navigation, electronic warfare and communications and other areas.

    毫米波收发组件作为高频前端子系统雷达导航电子战和通信系统的一个重要组成部分

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  • In this dissertation, a low phase noise millimeter wave point frequency source is studied.

    本文研究设计了一个毫米波源。

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  • In chapter three, based on the theory analysis of the PLL, we point out the design and achievement of millimeter-wave frequency synthesizer, and briefly analyze the result of measure.

    详细介绍了毫米波固态锁相源设计思想、设计过程、实验测试对测试结果进行简单分析

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  • Waveguide-based spatial power combining project mainly focus on the problem of how to combine power inside the waveguide within the frequency bands of millimeter wave.

    波导空间功率合成项目主要研究问题如何波导内部进行毫米波频段空间功率合成放大。

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  • With the frequency resources becoming more and more nervous in recent years, millimeter-wave technology as a high-tech field develops rapidly.

    近年随着通信频谱资源日益紧张毫米波技术成为迅猛发展的高新领域

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  • Therefore, the frequency synthesizer works in millimeter wave band is mostly designed and realized by the way of indirect phase lock frequency synthesis, based on specific integrated circuit.

    广泛采用直接数字式频率合成方法,却面临输出频率上限难以提高输出的难以抑制两个难题

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  • However, the millimeter-wave images are inherently blurred, and some high-frequency components are missed in the process of sampling or scanning.

    但是目前毫米波图像存在着分辨率低,模糊高频分量缺失的不足。

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  • The submillimeter wave plays a very important role between the infrared and millimeter wave in electromagnetic wave frequency spectrum. Therefore, it has important academic value.

    毫米波电磁波频谱中处于红外线毫米波之间非常重要位置因此学术上很重要的研究价值。

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  • Common test methods which can be used at millimeter-wave frequencies will be discussed and data will be shown with measured results on several different high frequency materials.

    视频讨论用于毫米波波段的常用测试方法展示不同高频材料的测试结果数据

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  • Common test methods which can be used at millimeter-wave frequencies will be discussed and data will be shown with measured results on several different high frequency materials.

    视频讨论用于毫米波波段的常用测试方法展示不同高频材料的测试结果数据

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