偏频 meaning in Chinese
offset frequency
Examples
- The different characteristics of the dithered laser gyro and the four frequency laser gyro are analyzed
分析了抖动偏频激光陀螺和四频差动激光陀螺的不同特点。 - Research into interactive relation between overall construction of well - off all - round society and overall development of human beings
机械抖动偏频激光陀螺仪随机噪声注入系统的研究与设计 - The mechanically dithered ring laser gyro ( mdrlg ) is playing a more and more important role in inertial strapdown systems in our country
采用机械抖动偏频的激光陀螺在国内的捷联惯性导航系统中正起到越来越重要的作用。 - Once one of the subsystems breaks down , all the other subsystems are affected . in this thesis , on the basis of federated kalman filtering theory and aiming at a certain type of airplane equipped with many navigation equipments such as sins , gps , etc . , the integrated navigation system with the fault tolerance property is designed
针对上述问题，本论文介绍了容错组合导航系统的联邦滤波理论，研究了飞机具有速率偏频激光捷联惯导、 gps 、多普勒雷达等非相似导航系统配备条件下，容错组合导航系统的设计方案及性能。 - The following important work has been done : ( 1 ) some special problems of rate - bias laser gyro were analysed . the problems include modulation and demodulation of the output and algorithm of the attitude updates ; ( 2 ) the integrated navigation system with the fault tolerance property which equipped with many navigation equipments as sins , gps , dvs , ads , mg , vg is designed , and compared with that of ckf via simulations ; ( 3 ) the theories and methods of system level fault detection apply to federated filtering is investigated ; ( 4 ) the problem about using the fused information of sins based on rate - bias laser gyroscope / dynamical tune gyroscope to realize the component level hard fault interactions detection through a back - propagation neural network is discussed
主要研究工作有：研究了速率偏频激光捷联惯导的陀螺测量信号的解调算法；设计了在速率偏频激光捷联惯导、 gps 、多普勒雷达、大气数据系统、磁航向仪及垂直陀螺配备条件下联邦滤波组合导航系统，对联邦滤波器和集中滤波器的性能做了仿真对比分析；研究了适用于联邦滤波器的系统级故障理论和方法；探讨了利用速率偏频激光捷联惯导挠性捷联惯导陀螺的混合测量信息，通过神经网络实现硬故障交互检测的方法。