ID 原文 译文
7724 根据间歇采样转发干扰"存储-转发-存储-转发"的干扰特点,给出了能量函数的定义,并根据目标回波信号和干扰信号能量函数的特征差异,提出了一种提取未受干扰影响的目标回波信号数据的方法; Forward according to the intermittent sampling disturbance "storage - forward - storage - forwarding" interference characteristics, and gives the definition of energy function, and according to the characteristics of the target echo signal and interference signal energy function, this paper proposes a extraction and not affected by the interference of target echo signal data method;
7725 然后将其看作目标回波信号的压缩数据,利用其与解线调处理后的目标回波信号稀疏频域之间的线性关系,构建了压缩感知最小问题求解模型; Then they see it as the target echo signal compression data, using the line adjustment after treatment with the solution of the target echo signal sparse linear relation between the frequency domain, constructs the minimum compression perception problem solving model;
7726 最后,利用正交匹配追踪算法重构了目标回波信号,实现了对间歇采样转发干扰的抑制。 Finally, using the orthogonal matching pursuit algorithm to reconstruct the target echo signal, realized with intermittent sampling forward interference suppression.
7727 蒙特卡罗仿真结果表明:通过设置合适的阈值,所提方法可以获得较好的干扰抑制性能和较高的抗干扰成功概率,并且不仅适用于中带LFM匹配滤波体制雷达,而且适应于宽带LFM去斜体制雷达。 Monte carlo simulation results show that by setting the appropriate threshold, the proposed method can obtain better interference suppression performance and higher anti-jamming success probability, and applies not only to bring LFM radar matched filtering system, and adapted to the broadband LFM radar system.
7728 针对基于广播式自动相关监视(automatic dependent surveillance-broadcast,ADS-B)的多站时间同步系统中ADS-B位置误差、站址测量误差和时差测量误差等因素对同步精度的影响,建立了偏差条件下基于ADS-B的多站同步模型,给出了理论同步误差的计算方法,指出引起显著同步误差的系统延时误差。 Based on related automatic dependent surveillance (automatic dependent surveillance - broadcast, ads-b) standing time synchronization system of ads-b position error, the site measurement and time difference measurement errors, the influence of factors such as the synchronization precision under the condition of deviation is established based on ads-b station synchronization model, gives the theoretical calculating method of the synchronization error caused significant synchronous error system delay error are pointed out.
7729 提出一种延时误差和待同步站钟差的联合估计方法,理论推导了克拉美-罗下限(Cramer-Rao lower bound,CRLB)。 Put forward a kind of delay error and stay synchronized clock error of joint estimation method, the theoretical derivation, Latin America - ROM the lower limit (Cramer - Rao lower bound, the CRLB).
7730 基于同步精度分布图,分析了偏差消除前后作为标校站的飞机的航向对同步精度的影响。 Based on synchronous accuracy distribution, this paper analyzes the deviation elimination as calibration station before and after the position of the aircraft's influence on the synchronization precision.
7731 计算机仿真分析表明,基于ADS-B的多站同步系统的延时误差和待同步站钟差联合估计方法的估计性能,可以达到CRLB,显著提高了同步精度。 The computer simulation analysis shows that multiple station synchronization system based on ads-b delay error and stay synchronized clock error joint estimation method of estimation performance, may reach CRLB, significantly improve the synchronization accuracy.
7732 研究了一类线性区间变时滞不确定系统鲁棒稳定性问题。 For a class of robust stability of interval linear time-varying uncertain systems.
7733 基于新型的时滞分割法和交互式凸组合技术,借助于构造包含四重积分项的新Lyapunov-Krasovskii泛函,并利用新的积分不等式界定方法给出了线性矩阵不等式形式的时滞相关稳定性判据。 Delay segmentation method based on new and interactive convex combination technique, by means of structure contains four heavy integral item new Lyapunov - Krasovskii functional, and use the new integral inequality determination method is given in the form of linear matrix inequality (lmi) delay-dependent stability criterion.