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。
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。
The star sensor is a measuring unit used for providing information to the attitude control system on spacecraft .
星敏感器是为空间飞行器姿态控制系统提供姿态信息的测量系统。
Star sensor is a high-precision, high reliability attitude measurement equipment of astronomical navigation system.
星敏感器是天文导航系统的主要设备，是一种高精度、高可靠性的姿态测量部件。
In order to analyze the effect of color temperature in star sensor, the model of stellar spectrum was presented in this paper.
在分析不同色温恒星光谱分布特征的基础上，建立恒星光谱模型，计算色温差异引起的恒星定位误差。
An autonomous navigation scheme is designed by using the star sensor and horizontal instrument to observe the elevation Angle of star.
利用星敏感器和地平仪测量“星光仰角”，进行自主导航方案设计。
When it connects to ARM, driving circuits (sequential logical circuits) is necessary because CMOS star sensor doesn't belong to I2C bus circuits.
CMOS敏感器不是I2C总线电路，因此同arm连接必须有驱动电路(时序逻辑电路)。
Then choice of the calculation window and the exposure time influencing the dynamic accuracy is analyzed based on given APS star sensor parameters.
进而以给定的APS星敏感器参数为基础，研究了计算窗口、曝光时间等精度影响因素的选择方法；
The effect on the number of sighting star, the precision of star sensor and the change of sampling period to the error determination is analyzed and compared.
分析比较了同时瞄准恒星的个数、星敏感器的精度以及改变采样周期对航天器定位误差的影响。
An autonomous optical navigation scheme was designed using the star light data and body edge data which is measured by star sensor and optical navigation camera.
利用光学导航相机以及星敏感器，通过测量星光信息以及天体边缘的信息，进行了自主光学导航方案的设计。
Wide field, high precision, small volume and mass, less power consumption are distinct characters of new generation star sensor, which has self-navigation capability.
具有自主导航能力的新一代星敏感器的显著特点是视场大、精度高、体积小、质量轻、功耗低。
Because of high spaceflight laboratory fees, it is impractical to take star-pictures real time in order to debug star sensor and test the algorithm of star map identification.
由于航天实验费用大，为测试星敏感器性能和星图识别算法，需在地面构建天文导航半物理仿真试验平台。
Attitude sensitivity and stability are the important technical features of satellite. Measuring satellite attitude with star sensor is a present measuring technique with highest accuracy.
姿态敏感和姿态稳定是卫星的重要技术之一，星体敏感器是目前最高精度的姿态测量技术。
The simulation results show that the matching time is reduced to 10% of the past method, the speed of tracking is improved and the whole efficiency of star sensor is also improved obviously.
仿真测试结果表明，此方法使得匹配跟踪的时间大约降低为原来的10%，提高了整个跟踪算法的计算速度，对星敏感器整体效能的提高也非常明显。
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。
At last, by using the hybrid simulation system, some algorithms of star map identification and performance of star sensor could be effectively verified by dynamical and statical test in this platform.
最后利用所构建的半物理仿真系统，对星图识别算法和星敏感器性能进行了静态和动态的试验。
At last, by using the hybrid simulation system, some algorithms of star map identification and performance of star sensor could be effectively verified by dynamical and statical test in this platform.
最后利用所构建的半物理仿真系统，对星图识别算法和星敏感器性能进行了静态和动态的试验。
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