| 1. | Globalstar signs contract with alcatel for second - gen leo constellation 全球星与阿尔卡特签订第二代低轨星座合同 |
| 2. | Real - time estimation of doppler frequency offset in leo mobile satellite communication 低轨卫星的多普勒频移实时估计 |
| 3. | Doppler estimation in mobile orthogonal frequency division multiplexing systems 多普勒频移对低轨卫星通信抗干扰的影响 |
| 4. | Chapter 2 studies the principle of the leo satellite cdma transmission system 第二章研究了低轨卫星cdma传输系统的原理。 |
| 5. | Kinematic orbit determination of low - earth orbiters based on gps precise point positioning technique 精密单点定位的低轨卫星几何法定轨 |
| 6. | In this text we will discuss the principle and implementation of a leo satellite cdma transmission system 本文讨论低轨卫星cdma传输系统的原理和实现。 |
| 7. | The losses of performance of leo constellation are analyzed with the help of simulation 本文还利用仿真方法对在轨运行的低轨卫星星座的性能损失情况进行了分析。 |
| 8. | Chapter 2 studies the doppler - range positioning algorithm and tdoa - tdof positioning algorithm which are appropriate to leo satellite constellation 第二章研究了适用于低轨卫星的doppler - range联合定位法及tdoa - tdof联合定位法。 |
| 9. | In this paper , detecting and surveillance process of ballistic missile with low satellite of sbirs is studied deeply 本文以天基红外系统中的低轨道卫星为观测平台,针对低轨预警卫星对弹道导弹的跟踪及弹道估计算法展开深入研究。 |
| 10. | A methodology for defining fixed location area in leo satellite system for users , which has independent positioning capability is proposed in this paper 摘要针对基于低轨卫星系统中具有自主定位能力的特殊终端用户,提出地面位置区划分策略。 |