| 1. | The steering vector errors are inevitable in actual arrays 而在实际工作中,这种误差是不可避免的。 |
| 2. | But when the steering vector errors are in existence , the target - signal cancellation is occurred 然而,当存在指向矢量误差时,会出现目标信号被消除的现象。 |
| 3. | In the chapter , we are also presented a low sidelobe beamforming synthesis technique . the main beam is pointed in the proper direction by choosing the steering vector for that direction 为了获得自适应优化权向量,形成任意的旁瓣电平波形,即使在旁瓣区域干扰很强时,也能保证有很好的方向图输出。 |
| 4. | First , the spatial division theory of smart antennas is proposed based on the relativity of the steering vectors of antenna array , then the spatial division capability of antenna array is presented 首先从天线阵列导向矢量相关性的角度阐述了智能天线的空分原理,然后根据这个原理提出天线阵列空分能力表达式。 |
| 5. | Stap method with adaptive space - frequence steer vector . by simulating the new technique and 3dt - - stap for low - speed target detecting performance show that the performance of new technique is higher than 3dt - - stap . 5 5 .研究了该算法在工程上的可实现性,在tigersharcdsp101评估板上对模拟数据实现了该算法,并分析了其实时性能,取得了较好效果。 |
| 6. | Firstly , the steering vector of mainpath of desired user is estimated by using code filtering method , then dummy signals are introduced , main lobe of wave is built by using the steering vector of mainpath of desired user and side lobes is constrained by using dummy signals 该方法首先利用码滤波的方法估计期望用户主径的波达方向,然后引入虚拟信号,利用期望用户主径的波达方向形成波束的主瓣,并利用虚拟信号抑制旁瓣。 |
| 7. | This dissertation develops research work for some fields in which ground clutter suppression algorithm may be used for airborne phased - array radar , software design of 3dt - - stap algorithm with adaptive space - frequence steer vector algorithm is completed for clutter suppression realtime processing system based on tigersharc ts101 chip 本论文围绕机载相控阵雷达的空时二维处理技术展开研究工作,主要任务是为系统选择地杂波抑制的算法,并完成以浮点dsp芯片( ts101 )为核心的基于3dt |