By analysis of the differences of the four methods on estimating rain intensity at S band of dual linear polarization Doppler radar, the influence of K_ DP numerical method on the estimating rainfall is also studied here. 分析了S波段双线偏振多普勒雷达几种估测降水强度方法的差异,并与地面雨量站资料进行对比,研究了KDP计算方法本身对降水估测的影响。
The Microwave Performance of S Band High Power GaAs FET for Oscillation Application S频段大功率振荡用砷化镓场效应晶体管的微波性能
Output multiplexer for S band high power microwave S波段高功率微波波导输出多工器研究
The Study of S band Frequency Synthesis S波段频率综合技术研究
The Analysis of the Gas In Pulse Compression of S Band S波段脉冲压缩的气体分析
This paper analyzes phase noise of digit PLL frequency synthesizer in detail, emphasises design of low phase and spurious PLL ′ s loop filter with control theory, and the viewpoint has been testified with results of S band synthesizer. 较详细地分析数字锁相频率合成器的相位噪声,着重用控制论方法对低相噪、低杂波锁相环的环路滤波器进行设计,并用某S波段频率合成器的实验结果进行了验证。
The selection of plan of super small size S band FM transmitter, its circuit design and structural arrangement are introduced, and the stability and quality of the transmitter are also analyzed. 介绍S波段超小型调频发射机方案的选择、电路设计、结构安排,并对该发射机的稳定性和质量进行了分析。
Two schemes of constructing fiber amplifier used in WDM system for S band were demonstrated: thulium doped fiber amplifier and fiber Raman amplifier. 介绍了用于WDM系统的S-波段光纤放大器的两种实现方案:掺铥光纤放大器和拉曼光纤放大器。
Under backward pumping and forward pumping conditions, experimental research on FRA ( Fiber Raman Amplifier) used for S band dispersion-compensation is carried out by using fiber Raman laser as pumping source. 在后向抽运和前向抽运方式下,采用光纤喇曼激光器作为抽运源,对S波段色散补偿型光纤喇曼放大器(FRA)进行了实验研究。
Conclusion S band HPM radiation can induce the decline of the learning and memory abilities of space and non-space in BABL/ C mice, but the excitability to environment was not markedly influenced. 结论S波段高功率微波辐照可以引起小鼠空间和非空间学习记忆能力下降,但对小鼠兴奋性、新异环境感知、探究和紧张无明显影响。
This paper introduces the analysis and design of the S Band Lumped Element Low Noise Amplifier and its optimization using the ADS ( Advanced Design System). 介绍了S波段集总参数低噪声放大器(LNA)的分析与设计,并用ADS(AdvancedDesignSystem)软件进行了优化仿真,完成加工与调试。
This paper describes a new S band T/ R module which has been developed to equip the MASTER radar, an air defense radar. 本文叙述一种新的S波段T/R组件,它为装备一台空中防御雷达&MASTER雷达而开发。
In this paper, a design method about a kind of S band wide-band high effective microwave frequency multiplier is introduced. Printed circuit and characteristics are given. 本文介绍了一种S波段宽带高效微波倍频的设计方法,给出了其印制电路及性能指标。
This conclusion provides a theory basis for developing S band CW 800W SSPAs. 这对于进行S频段连续波800W固态功放研制打下很好的理论基础。
This paper discusses a S band QPSK modulator and amplifier module for satellite communication. 介绍一种S波段QPSK调制放大模块。
This paper describes a type of S band four element small back fire antenna array. It is consisted of four small back fire antennas and single channel monopulse ( SCM) feed. 介绍一种S频段四元小背射天线阵,它由四个小背射天线和单通道单脉冲馈源组成,用于遥测自跟踪。
New Generation of S Band T/ R Module 新一代S波段T/R组件
S Band Lumped Element Low Noise Amplifier Analysis And Design S波段集总参数低噪声放大器分析与CAD设计
Study on Fiber Amplifier for S band Used in WDM System 用于WDM系统的S-波段光纤放大器的研究
The characteristics of the branch I of the USB ( Unified S Band system) telemetry terminal are analyzed, and a practical project of the channel test is proposed. 分析遥测解调分系统中I支路数据传输的特点,制定了相应的测试方案。
Experimental Study on Cascaded Stimulated Brillouin Scattering Crosstalk in a S band Fiber Raman Amplifier S波段光纤拉曼放大器中级联受激布里渊散射串扰的实验研究
Optimum design of an overmoded TEM coaxial to TE 10 rectangular waveguide mode converter at S band using HFSS software and network theory is presented. 用HFSS软件和网络理论对S波段同轴TEM-矩形TE10模式变换器进行了优化设计。
Research of Broadband Fiber Raman Amplifier for S Band S波段宽带光纤喇曼放大器研究
The various ellipse polarization in X and S band and the line polarization in 0 °~ 180 ° space are discussed. 在X、S波段对多种椭圆极化进行了测试,还完成了0°~180°范围内多种线极化波测试。
This paper analyzes the performance of DDS hybrid PLL circuit which is now existing, and presents a novel method to design an S band frequency synthesizer using a new scheme of DDS hybrid PLL circuit. 分析了现有的DDS与PLL混合电路方案实现频率合成的优缺点,提出了一种用DDS与PLL混合电路实现S波段频率合成的新方法。
Introduces related technique of radar system; gives the overall solution for S band radar transmit branch design according to the analysis of design specification and relevant theory. 3. 对雷达系统中涉及的主要相关技术进行了介绍;我们以此理论为基础,结合对设计指标的分析,给出了本次S波段某雷达发射支路设计的总体方案。
The design of S band optical receiver is discussed. 论述了S波段光收发实验系统的设计。
Preparation and characteristic of low-saturation Li-ferrite used in S band phase shifter are studied according to requirements of S band ferrite phase shifter to ferrite materials. 本文根据S波段铁氧体移相器项目对铁氧体材料的需求,研究了可用于S波段移相器的低饱和磁化强度锂铁氧体的制备与表征技术。
The Unified S Band System ( USB) is mainly used in our country. In USB TT& C system, IF transmitter module is very important in system performance. 我国主要使用的统一S频段系统(USB),在USB测控系统中,中频发射模块对系统性能有着十分重要的意义。