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- ionospheric radiowave 电离层无线电波
- The Effects of Time-varying Ionospheric Channel on HF Timing. 电离层信道的时变特性对短波授时的影响。
- The radiowave refraction correction by microwave radiometer is a fast and accurate way. 用微波辐射计进行电波折射修正是一种快速、精确的好方法。
- Tilts, hydrogeochemicals, electromagnetic emissions and radiowave disturbances have been investigated. 对倾斜、水地球化学、电磁发射和无线电波干扰均进行调查研究。
- Hopflied troposphere model and accurate troposphere model in radiowave refraction error modify in troposphere are gived. 给出了对流层电波折射误差修正应用中的霍普菲尔德大气模型和精确大气模型。
- As with ordinary light, laser range measurements to satellites are not troubled by ionospheric refraction. 用激光测人造卫星的距离和用普通光一样，不受电离层折射的干扰。
- Precise information on the ionospheric Total Electron Content (TEC) can be quickly provided by using GPS (Global Positioning System) . 全球定位系统(GPS)可以快速、准确地提供电离层总电子含量(TEC)信息。
- In this paper, the traditional computational method of ionospheric S4 index based on GPS signal is analyzed. 本文分析了GPS信号研究电离层闪烁的基本原理，讨论了电离层闪烁监测中S4指数的计算方法及其修正方法。
- The phenomenon was apparently caused by a reaction between the exhaust gases and ionospheric oxygen ions. 此现象明显是由于废气和电离层的氧离子之间的相互作用产生的。
- Experimental results confirm that the modified method can achieve effective ionospheric clutter suppression. 实测数据处理结果表明，该方法叶电离层杂波具有很好的抑制效果。
- Ionospheric time delay is one of the largest error sources in C/A code GPS navigation and positioning. 电离层传播延迟是C/A码GPS导航定位的主要误差源之一。
- The flowchart and characteristic of the grid-based algorithm fur Ionospheric delay correction in WAAS are discussed. 摘要阐述了广域增强系统电离层延迟网格修正算法流程、思路及特点，希望能给相关研究者提供参考。
- The pseudo-random noise(PRN) coded ionosonde has some advantages over linear frequency modulation(LFM) coded ionosonde in ionospheric sounding. 在电离层探测中 ,伪随机噪声编码探测仪与常见的线性调频电离层探测仪相比具有一定的优势。
- In the two situations the difference would come into being due to time transformation of electron density in the ionospheric F layer. 本文还给出了统计对流模型作用下磁流管在经历极隙区时,有沉降粒子作用和没有沉降粒子作用两种情况下,F层等离子体的时间变化过程的差异。
- With the simultaneously generated precision series, the response of ionospheric phase delay to the LEO satellite orbit biases is assessed and analyzed. 以同步生成的模拟精度序列为参照,就掩星观测中电离层延迟对LEO卫星轨道误差的响应程度进行了估计和分析。
- The factors are systematically described and analyzed which limit the precision of using GPS data to extract ionospheric delays. 系统论述和分析了影响利用GPS观测精确提取电离层延迟信息的各类因素。
- During sea-state remote sensing by skywave OTH radar,the received sea-surface echoes may be smeared by the ionospheric slow phase-path modulation. 在用天波超视距雷达进行海态遥感时,因电离层慢相径调制污染致使海面回波谱质量下降,直接影响到遥感海态参数估计。
- Ionospheric scintillations influence adversely the performance of satellite communication system and the precision of navigation system. 电离层闪烁会影响卫星通信系统的质量和导航系统的精度。
- According to GPS observation data, mapping ionospheric image of VC procedures, can be applied in meteorology, aerospace and other fields. 根据GPS观测数据，绘制电离层影像图的VC程序，可应用于气象、航天等领域。
- Unlike the near-field evaluation or aircraft-dependent methods, this method is simple and easy to be realized for different ionospheric conditions. 该方法相对于近场测试以及利用合作目标测试等原有方法，简便易行，在不同电离层条件下重复进行，测试成功率高等优点。
