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- C-Band RADAR Transponder C 波段雷达应答机
- C band radar data C波段雷达数据
- Plasma Stabilization in Low-Power C Band Microwave Arcjets; Final rept. 低功率C波段微波电弧射流的等离子体稳定化/最终报告
- Finally, intellectualized test method of pulse radar transponder is compared with traditional one in this thesis. 最后,对脉冲雷达应答机智能化测试方法与经典测试方法进行了比较。
- C band EDFA only uses 2.5 m of this EDF,and which realize high gain. 利用2.;5 m的高浓度掺铒光纤制作的C波段EDFA就实现了高增益。
- The effects of radiation and absorption of raindrops on S and X band radar electromagnetic waves are compared and discussed in this paper. 本文讨论雨滴对船用雷达的两个波段,即S波段和X波段雷达电波的辐射和吸收作用,并且对辐射和吸收作用作出比较,对S波段和X波段的作用也作出了比较。 结果表明雨滴对X波段的雷达电波的辐射作用较吸收作用为大,雨滴对X波段的雷达电波的吸收作用较对S波段的雷达电波的吸收作用为大。
- Since the frequency stepped radar is a instantaneous narrow band radar with synthesized wideband, it may resolve the bandwidth problem by changing the phase pulse by pulse. 由于频率步进信号是一种瞬时窄带、合成宽带的雷达信号,可以通过脉间配相的改变解决孔径渡越时间、波束指向变化等问题。
- With the two-dimension fully electromagnetic Particle-in-cell(PIC) simulation, the output power of 1.16GW at C band and 270MW at X band in MILO were obtained. 用在阴极端头增加发射电流的办法,在C波段理论得到了1.;16GW的微波输出功率。 利用增加高次谐波的办法在X波段理论获得了270MW的输出功率。
- C band and L band erbium doped fiber amplifiers(EDFAs) are made by this high concentration EDF.The fluorescence spectrum and gain characteristics of these two EDFAs are measured. 利用这种铋镓铝共掺的高浓度掺铒光纤制成了C波段和L波段的掺铒光纤放大器(EDFA),测试这两种放大器的荧光谱和增益谱线。
- RRT (Rendezvous Radar Transponder) 会合雷达应答器
- In modern radar system, wide or ultra wide band radar signal is used more widely. Accordingly, by using digital signal processing, we need high-speed data acquisition system to get information. 在现代雷达系统中,宽带雷达信号应用的越来越广泛,相应地,通过数字信号处理的方法来处理超宽带雷达信号,需要高速的数据采集系统来提取信息。
- Fixed radar transponders were heavily used in navigation along coastlines. 沿海岸线的导航也广泛地使用定频雷达应答器。
- The backfire characteristics of a monofilar helix and the radiation characteristic of the paraboloidal reflector antenna with a backfire helical feed operating at C band are studied. 研究了C波段单线背射螺旋的背射特性及其作为抛物面馈源的辐射特性。
- part 1: radar transponder;marine search and rescue (SART); 英文标题: Global Maritime Distress and Safety System (GMDSS);
- Also, the reason for the similarity between C band and L band but above both bands different from L band is explained by Bragg resonant scattering theory. 利用布拉格共振散射理论分析了内波图像特征在不同波段存在差异的原因。
- The C banding karyotypes of Atractomropha sinensisl Bolivar and Atractomropha psittacina DeHaan of Atractomropha Saussure in Guangxi were studied. 分析研究分布在广西的负蝗属 Atractomropha Saussure两个种短额负蝗 Atractomropha sinensisl.
- Optimal Design of Gain-flattened EDFA in C Band C波段增益平坦掺铒光纤放大器的优化设计
- Methods: G banding techniques were used regularly and sometimes by C banding by culturing lym-phocytes of peripheral blood if necessary. 方法:对疑有染色体异常的2800例患者进行外周血淋巴细胞培养,常规G显带,必要时C显带。
- A New Design of Wide Band Radar Signal Source Based on DDS 一种基于DDS技术的新型宽带雷达信号源的设计
- Design of Channel Dropping Filter in Ultre-Wide Band Radar 超宽带雷达频带分割滤波器设计