| 1. | Research on the radiation pulse width of the aperture antenna 口径天线辐射脉冲持续时间的研究 |
| 2. | Radiation by arbitrary aperture antennas 任意口径天线辐射场的计算 |
| 3. | Research on transient radiated characteristics of aperture antennas 口径天线瞬态辐射特性的研究 |
| 4. | Numerical analysis of circular aperture antennas on finite planes 有限平面上圆口径辐射场的数值分析 |
| 5. | This dissertation is focused on the study of microwave imaging system with real aperture antenna and its application . significant results of the work include : 1 对雷达成像的结果的研究,即雷达目标散射中心分布的研究,也是雷达目标特性建模工作的一个重要部分。 |
| 6. | In this paper , we use method of array signal processing , analyze the continuous aperture antenna , modify the parabolic antenna to a new antenna system that possess the functional of the searching and tracking 利用阵列信号处理方法,对连续口径天线进行分析,将抛物面天线改进成为一种集搜索、跟踪于一体的新型天线。 |
| 7. | A two - dimensional microwave imaging system in x band with stepped frequency signal and real aperture antenna is established . two - dimensional super - resolution algorithm is applied in this system 本文围绕实孔径微波成像系统,在提高系统的角度分辨率、二维超分辨处理和基于强散射中心分布的rcs数据压缩等方面进行了研究。 |
| 8. | Chapter 4 proposes two false target jamming detection schemes by dual - aperture antenna along - track and cross - track interferometric sar , which are based on moving target detection technique and spatial cancellation algorithm 第四章将动目标检测技术和空域对消技术引入到对干扰目标的检测中,提出了沿航迹和跨航迹双天线干涉对消检测虚假图像欺骗干扰的方法。 |
| 9. | Very small aperture antenna terminal vsat equipment has been installed at the hong kong observatory and chek lap kok for reception of the wafc london broadcast . the vsat equipment occupies very small space . it consists of an antenna and a receiver for reception of the satellite data stream and a data processing workstation for processing and display of the wafs information to forecasters and for incorporation into flight documents 天文台在总部及赤角分别安装了甚小天线地面站vsat ,以接收伦敦世界航空区域预报中心的广播,这套仪器占地甚小,包括天线及接收器,用以接收人造卫星数据,也包括数据处理工作站,用以处理并显示世界区域预报系统的资料,让航空预报员参考及用以制作飞行气象文件。 |
| 10. | Based on the doppler effect and pulse coherence technique , synthetic aperture radar ( sar ) breaks through the azimuth resolution limitation imposed by real aperture antenna . in combination with the pulse compression technique , two - dimensional high resolution imagery to distant targets can be realized 合成孔径雷达( sar )利用以多普勒频移理论和脉冲相参为基础的合成孔径技术,突破了实孔径天线对方位向分辨力的限制,与脉冲压缩技术相结合,实现了远距离目标的二维高分辨成像。 |