ID 原文 译文
8734 仿真结果表明,所提方法在保证系统分集增益不变条件下,相比于已有方法,显著降低了中继冲突情况发生,改善了系统协作效果; The simulation results show that the proposed method under the condition of guarantee system diversity gain constant, compared with the existing methods, significantly reduced the relay conflict happens, improve the system coordination effect;
8735 并在性能接近于最优方法的前提下,有效降低了中继选择方法的复杂度。 And on the premise of performance close to the optimal method, effectively reduce the complexity of the relay selection method.
8736 针对面向非合作目标的航天器相对轨道动力学系统,研究了基于视线制导的开关控制问题。 For the non-cooperative target system for spacecraft relative orbit dynamics, based on line of sight guidance switch control problem are studied.
8737 详细推导了视线相对运动模型,并定性分析了重力差项。 Relative motion models for the line of sight was deduced in detail, and the qualitative analysis the gravity difference.
8738 基于相平面法,分别独立设计了横向和纵向相对运动通道的开关曲线控制算法。 Based on the phase plane method, independently design of relative movement between the horizontal and vertical channel switch curve control algorithm.
8739 针对横向控制,基于比例导引律设计了开关曲线,并利用李雅普诺夫方法给出了稳定性证明。 For lateral control, switch curve was designed based on the proportional guidance law, and using the method of lyapunov stability proof is given.
8740 针对纵向控制,采用双开关曲线,并给出了一种相应的设计方法。 In view of the longitudinal control, adopts double switch curve, and presents a corresponding design method.
8741 数值仿真分析验证了所提出的开关控制方法的有效性。 The numerical simulation analysis verified the effectiveness of the proposed switch control method.
8742 为了解决在突发信号载波频偏估计问题中,载波频偏估计算法对估计精度、信噪比门限和估计范围的兼顾问题,提出了基于广义延拓逼近的载波频偏估计算法。 In order to solve the emergency signal carrier frequency offset estimation, carrier frequency offset estimation algorithm for the estimation precision, SNR threshold and the estimated range of problems, give attention to two or morethings approximation was proposed based on generalized continuation of carrier frequency offset estimation algorithm.
8743 该算法无需数据辅助,对接收信号频域信息做合理单元划分,节点处满足插值条件,单元域内实现最佳拟合,能够有效提升整域内的逼近精度。 The algorithm without auxiliary data, division of frequency domain information of received signal to do reasonable units, node interpolation conditions, unit within the domain of the best fitting, can effectively improve the approximation precision in the domain.