• 研制宽频吉赫横电磁波传输室,其高频输入接头设计尤为关键

    The design of high frequency input connector is especially important for the development of wide band gigahertz TEM cell (GTEM cell).

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  • 本发明提供一种适用高频宽频天线铁氧体烧结磁性体天线。

    To provide a ferrite sinter for an antenna suitable for use in a high frequency band and a broad band and to provide a magnetic material antenna.

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  • 本文介绍了一种扇形微宽频短路元件设计方法及其偏置电路中的应用

    This paper describes a design method of microstrip elements with wide-band short-circuits, and their applications in the bias circuits.

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  • 本文叙述了一种大功率宽频带的高声强声源,额定输出功率6000

    This paper describes an acoustic generator with high power and wide bandwidth. The electrophneumatic Loudspeaker has normal power output up to 6000 acoustic watts.

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  • 远程图形图象实时双向传输需要宽频带的传输信道光纤光缆信道理想的选择

    Optic cable is ideal when wide band transmission channel is required to implement realtime dual transmission of bureau, mine remote picture and image.

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  • 取样一种宽频取样器件本文进行理论分析给出了设计公式及其某些测试结果

    The biconical sampler is an ultra-wideband sampling device. The present paper performs the theoretical analysis, presents the formulas of design and some test results.

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  • 为了一次计算中抽取宽频散射参量引入特征阻抗概念用于分离入射电压反射电压波;

    In order to extract wide-band scattering parameters by one computation, the concept of characteristic impedance is introduced to separate transmitted and reflected voltage waves.

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  • 凯莉·卡崔布尔堪培拉澳洲国立大学一名女研究员,说道这项设计有前景因为研究宽频光谱。

    Kylie Catchpole, a research fellow at the Australian National University in Canberra, says the design is promising because it works over a broad band of the spectrum.

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  • 针对超高频机载合成孔径雷达天线小型化高增益宽频问题,分析了天线缩小增益损失

    To meet the requirements of miniaturization, high gain and wideband of UHF antenna for aircraft SAR, the gain loss produced by narrowing back cavity of short back radiation antenna is analyzed.

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  • 第一章前言简要介绍了研究背景智能天线特点常用的智能天线阵列形式,并提出了天线实现宽频方法

    The characteristics of smart antenna and the style of the arrays and the means to achieve wideband are discussed in research background.

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  • 本文首先介绍了天线理论分析方法数值分析方法,总结了微天线小型化多频段以及各种技术。

    First, this article introduces some theoretical methods and numerical methods to analyze microstrip antenna and sum up some techniques for miniaturization, multi-frequency and broadening the band.

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  • 分析结果表明信号输入输出功率中确实输入信号的调制分量产生,同时可以发现,对于宽频管,互调制分量主工作频率输出功率有比较影响

    The results show that: when two signals are inputted into TWT, the output power includes the intermodulation components, and the intermodulation components have important effect on broadband TWT.

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  • IAB预计,由于宽频新的广告形态越来越有吸引力,互联网广告消费将继续增长

    The IAB expects online spending to continue to grow, as faster broadband makes new formats increasingly attractive.

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  • 椭圆形平板天线结构简单、馈电相对简单等优点可以满足小型化天线同时具有宽频带高增益要求

    The elliptical planar monopole antenna has the advantages of simple structure, wide band and relatively simple feed, so it can meet the demands of wide-band and high-gain at the same time.

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  • 采用自动增益控制(agc)技术实现宽频带放大器雷达系统其他相关电子领域有着广泛应用。

    Wideband amplifier, realized by the technology of automatic gain control (AGC), is used widely in radar system and other correlative electronic fields.

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  • 并且,实现阵列宽频高增益间的分析将是研究重点

    The research emphasizes the wideband, high gain and analysis of the mutual coupling of microstrip antenna elements.

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  • 螺旋天线不仅宽频带上具有近乎一致电阻性输入阻抗而且同样超增益波瓣工作

    Helical antenna has not only almost identical to the resistive input impedance in broad bandwidth, but also works by the end of super-gain front lobed map in the same frequency band.

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  • 针对超声探伤特点设计了噪声宽频带动态范围大接收调理电路

    Aimed at the characteristics of ut, a receive and adjust circuit is designed, which have character of low noise, wideband, wide dynamic range of input.

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  • 讨论了色散宽频脉冲对人体作用中的影响。

    The effect of dispersion of broad band electromagnetic pulses is discussed.

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  • 采用空心结构不仅产生应力集中而且减少自身质量影响,可以有效地展宽频带

    The hollow beam construction not only produce the stress concentration, reduce the effect of beam mass but also extended the bandwidth.

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  • 用于电磁兼容试验宽频带天线很多类型天线、对数周期天线螺旋天线、喇叭天线等等

    There are all kinds of antennas used in EMC test such as biconical antennas, log periodic antenna, helical antenna, ridged horn antenna and etc.

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  • 文中提供全部网络元件估算预测闭环宽频带增益和双端口的匹配值。

    Thepaper presented leads to estimates of all network element values and predicts theclosed loop broad band gain, bandwidth, and quality of both ports.

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  • 新建国家数字地震台网所使用CTS 1宽频地震计一种具有甚宽频带动态范围灵敏度负反馈地震计。

    The CTS-1 very broadband seismometer employed in New State Digital Seismic Network is a seismometer of very broadband, large scale dynamic and high sensitive feedback.

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  • 该文介绍波导信号制作毫米波宽频带混频器设计方法

    A design method of mm wave mixer with double ridged waveguide used as signal port has been presented.

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  • 重建宽频带信号唯一办法就是按照正确时间差所有窄频组成部分组合起来。

    The only way to reconstruct a broad-band signal is to add its narrow-band components together by taking into account the correct time-lag between them.

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  • 系统具有量程宽频、重复性好的特点。

    This system has the advantages of large range, broad bandwidth and good repeatability.

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  • 微波yig多晶铁氧体材料发展趋势之一宽频损耗功率材料。

    One of the development trends of microwave YIG polycrystalline ferrite material is wide band, low loss and high power material.

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  • 系统具有量程宽频带重复性好的特点。

    This system has the advantages of large range, bandwidth and good repeatability.

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  • 本文主要叙述了平面等角螺旋天线宽频特性工作原理简要介绍了设计方法

    This paper mainly describes the wideband property and operating concept of the antenna, and briefly introduce its design method.

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  • 本文主要叙述了平面等角螺旋天线宽频特性工作原理简要介绍了设计方法

    This paper mainly describes the wideband property and operating concept of the antenna, and briefly introduce its design method.

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