star sensor

Based on research the protocol of IEEE 802.15.4 and ZigBee, I design a star sensor network.

本文在研究无线传感器网络原理和结构的基础上,详细论述了IEEE802.15.4和ZigBee协议, 设计了星型无线传感器网络.

The star motion is inevitable for the oppositely motion between the target star and the star sensor.

星敏感器与目标恒星的相对运动使恒星像斑的像移不可避免。

Analysis for the Ground Observing Data of Star Sensor ANALYSIS ON GROUND TILT DATA AT LEDU STATION

星敏感器在地面观星实验的结果分析浅析乐都地倾斜观测资料

A new method utilizing zenith observing to calibrate star sensor was proposed.

提出了一种利用天顶观测来进行星敏感器标定的新方法.

With the rapid aerospace development, the space navigation equipment becomes important, especially the star sensor with high accuracy and no time-drift.

随着航天事业的迅猛发展，天文导航设备日益受到重视，其中，测量精度高且无时间漂移的星敏感器备受青睐。

Determination of the optical system parameters for a CMOS APS based star sensor

基于CMOS APS的星敏感器光学系统参数确定

Principle and Application of Accu Star ⅱ Dual Axis Level Sensor

Accu StarⅡ型双轴水平传感器原理及其应用

Star sensor is an excellent part for measuring satellite attitude in the space navigation.

星敏感器在天文导航中优良的空间姿态测量部件。

Research on Autonomous LEO Orbit Determination Method Based on the Double Star Positioning System and Star Sensor

基于双星定位系统和星敏感器的低轨卫星自主定轨方法研究

The key importance in star map recognition is CCD star sensor.

CCD星敏感器的关键问题是星图识别。

The function of data processing and control of star sensor including the control of booting system, mode switching, star identification, tracking and attitude calculation, and communication between RISC and FPGA are successfully executed on this platform.

在此平台上，成功地实现了星敏感器的数据处理和控制功能，其中包括系统的启动，模式转换控制，星图识别、跟踪和姿态计算，以及与FPGA通讯等。

Star sensor is one of the advanced technologies for attitude determination of the spaceflight.

恒星敏感器是目前航天器用于确定姿态的最先进的空间姿态敏感器之一.

Based on combination of double fault diagnosis observers and parity vector, a system-level fault diagnosis method is presented, which can accurately detect and isolate failure of flywheel actuator, gyro unit and star sensor.

提出了一种基于双故障诊断观测器与等价向量相结合的系统级故障诊断方法，该方法能够准确地检测和隔离飞轮执行器、陀螺组件及星敏感器的故障。

Research on Parallel Processing and Pipelining of Star Sensor Image Process System

星敏感器图像处理系统的并行流水线操作研究

Compared to earth sensor, sun sensor and other sensors, star tracker has the advantages of high precision of measurement, low power consumption, no attitude error accumulation. And star tracker has the ability of autonomous navigation like gyroscope.

与地球敏感器、太阳敏感器等其他姿态敏感器相比，星敏感器具有测量精度高、功耗低、无漂移等优点，并且和陀螺仪一样具有自主导航的能力，非常符合目前航天发展的需要。

Increasing update rate for star sensor by pipelining parallel processing method

流水线并行处理提高星敏感器数据更新率

Based on Kalman filtering, three kinds of attitude determination algorithms were studied using the attitude sensor now available on the explorer: the first based on digital solar sensor ( DSS) and gyroscope when the star sensor is not available;

针对配置了典型测量敏感器的深空探测器，基于扩展Kalman滤波给出了其姿态确定的方法：针对星敏感器不可用情形，给出了使用太阳敏感器和速率陀螺定姿的滤波器算法；

The dissertation takes the application of a star sensor in military area as background, and systematically studies and solves the above two key technology problems of the star sensor in practice.

论文以星敏感器在军事上应用为背景，系统地研究并解决了星敏感器在实用中面临的两大关键技术问题。