角跟踪 meaning in Chinese
angle tracking
Examples
- Fitful system scheme is chosen for both tdrs and user ’ s satellite
选择了适合中继星和用户星的角跟踪体制。 - Through further analysis on chosen angle tracking system , two angle tracking receiver schemes are fixed for tdrs and user ’ s satellite
通过对选定的角跟踪体制作进一步的分析,确定了中继星和用户星的角跟踪接收机方案。 - The paper includes four sections followed here : the first section studies the modeling of signals of pulse doppler radar seeker , and establishes a radar signal simulation model , including radar emitting signal model , receiving signal model , receiving echo signal model , clutter model , noise model , sum channel directional pattern of antenna model , difference channel directional pattern of antenna model , sheltering model , rcs model , glint noise model , etc . the second section studies signal processing of pulse doppler radar seeker , and establishes radar signal processing mathematical model and data processing mathematical model for simulation , including windowing , doppler filtering , envelope demodulation , pdi , cfar , centering , velocity tracking , angle tracking , a - b filtering , etc . the third section studies the modeling of modified proportion guiding , and establishes guiding model , then dynamic simulation results is provided
论文的主要工作包括四部分：第一部分研究了脉冲多普勒雷达导引头的信号建模问题，建立了雷达信号模型，主要包括：发射信号模型、接收信号模型、目标回波信号模型、杂波模型、噪声模型、和差通道天线方向图模型、遮挡因子模型、接收机噪声模型、目标雷达截面积统计性模型、目标角闪烁模型等。第二部分研究了脉冲多普勒雷达导引头的信号处理模式，建立了信号和数据处理模型，主要包括：加窗和多普勒滤波、包络检波、检波后积累、频域cfar处理、速度定心、速度跟踪、角跟踪、 ?滤波等，然后给出了信号处理流程。 - According to the technical requirements of data relay satellite system , we determine to exploit and analyze the oscillation amplitude comparison mono - pulse mode in a single channel mono - pulse , angular tracking manner in comparisons among several angular tracking modes e . g . cone scanning , step tracking , phase comparison mono - pulse and oscillation amplitude comparison mono - pulse
根据数据中继卫星系统技术指标与技术要求,通过比较圆锥扫描、步进跟踪、相位比较单脉冲与振幅比较单脉冲等跟踪方式的优、缺点,确定采用振幅比较单脉冲方式中的单信道单脉冲角跟踪方式,并对此跟踪方式进行了详细的研究。