| 1. | Transmiting beamforming of stepped frequency signals for the uniform circular array 基于均匀圆阵的步进频率信号发射波束形成 |
| 2. | In chapter 2 , high range profile using stepping frequency signal is first introduced 第二章首先分析了阶跃变频高分辨体制下目标的距离像。 |
| 3. | The imaging of target range profiles of step frequency mmw radar based on spectrum estimation with wavelet transformation 基于子波变换谱估计的频率步进毫米波雷达目标成像 |
| 4. | Abstract : in this paper , we study the application of wavelet transforming for target of step frequency mmw radar 文摘:研究子波变换在频率步进毫米波雷达目标识别中的应用。 |
| 5. | Hereby , this dissertation present system project with chirp - subpulse stepped frequency signal in 据此,提出了chirp子脉冲频率步进信号在低空动目标检测应用中的系统实现方案。 |
| 6. | In order to obtain high range resolution , the chirp signal is used as subpulse to form stepped frequency modulated radar signal 摘要为了获得高距离分辨率,将线性调频信号作为子脉冲构成调频步进雷达信号。 |
| 7. | It can meet the requirements under the condition without loads . the working stroke is 6mm . and the stepping frequency is 300times / minute 在空载的情况下,已基本能达到所要求的性能,其工作行程可达6mm ,步冲频率可达300次分。 |
| 8. | Chirp - subpulse stepped frequency signal is one of the high distance resolution signals with merits of stepped - frequency signal and chirp signal Chirp子脉冲频率步进信号兼有频率步进信号和线性调频信号的优点,是一种高距离分辨力信号。 |
| 9. | 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。 |
| 10. | This dissertation analyses problems of profile aliasing and redundance in chirp - subpulse stepped frequency signal , points out that these problems are resulted from different parameters of chirp - subpulse stepped frequency signal 还对chirp子脉冲频率步进信号中距离像的混叠和冗余问题进行了分析,指出这些现象是chirp子脉冲频率步进信号对不同参数的选取引起的。 |