ID | 原文 | 译文 |
10934 | 中继节点采用放大转发方式,目的节点发送人工噪声协同干扰。 | Relay nodes use zoom forward way, the destination node sends artificial noise interference. |
10935 | 首先分析得到目的端协同干扰方式下获得正的保密容量的条件; | First analysis to get the objective end collaborative jamming modes have is secrecy capacity conditions; |
10936 | 然后给出以最大化保密速率Rs为目标的吸收比例系数ρ和干扰功率分配因子α的迭代优化算法; | And then given to maximize secrecy rate Rs as the target of rho and interfere with the absorption ratio are iterative optimization algorithm of power allocation factor alpha; |
10937 | 最后对算法性能进行仿真。 | Finally, the simulation algorithm performance. |
10938 | 仿真结果表明,优化算法收敛速度快,能有效提高系统的保密传输速率。 | Simulation results show that the optimization algorithm convergence speed, can effectively improve the system of security transmission rate. |
10939 | 机载毫米波高分辨合成孔径雷达(synthetic aperture radar,SAR)对运动补偿的精度要求很高。 | Airborne millimeter wave high resolution SAR (synthetic aperture radar, SAR) for motion compensation accuracy is very high. |
10940 | 当前运动补偿算法在运动误差或斜视角大时对毫米波高分辨斜视SAR垂直航向运动误差补偿效果不明显。 | The current motion compensation algorithm in motion error or of millimeter wave high resolution squint SAR with large squint Angle vertical direction movement error compensation effect is not obvious. |
10941 | 文中提出了一种修正的垂直航向运动补偿算法,通过先补偿包络和相位,然后产生一个附加的沿航向速度,该附加沿航向速度和原始的沿航向运动误差一起补偿。 | In this paper, we proposed a modified vertical heading motion compensation algorithm, through the first envelope and phase compensation, along the course of speed, then generates an additional along the course of the additional speed along the course and the original motion error compensation. |
10942 | 毫米波高分辨斜视SAR仿真结果表明,所提方法在30°斜视角时仍能较好补偿垂直航向运动误差,补偿效果显著优于已有算法。 | Millimeter wave high resolution squint SAR simulation results show that the proposed method in 30 ° Angle of vertical motion error, course can still be good compensation compensation effect is significantly better than the existing algorithms. |
10943 | 实测数据成像结果也进一步验证了所提方法的正确性和有效性。 | The measured data imaging results further verify the correctness and effectiveness of the proposed method. |