ID 原文 译文
15075 此单机经加工后测试结果良好,对X波段通信系统尤其是相控阵天线的设计有一定的指导意义。 The test results of this machine are good after machining, which has a certain guiding significance for the design of X band communication system, especially the phased array antenna.
15076 根据RAM-C高超音速飞行试验数据,给出一种鞘套反演建模法,能够以一维实验数据,构建三维局部电磁传输通道。 According to RAM-C experimental data, an inversion modeling method for plasma sheath is presented, which provides a new way to construct the three-dimensional( 3 D) local transmission channel from one-dimensional( 1 D) sheath data.
15077 在此基础上,采用非均匀介质射线跟踪法,研究鞘套对L和S波段部分频点的能量传输干扰。 Then, the ray tracing method is used to study the energy transmission interference of the plasma sheath to some frequency points at L and S bands.
15078 研究发现,在所关注频段,鞘套显示出一些新的影响特征,例如传输汇集效应,电磁能量在局域具有沿特定方向传输的现象。 Finally, the investigation shows some new propagation behaviors, such as the transmission convergence effect, where the EM energy is locally transmitted in a specific direction.
15079 该研究结果可进一步促进对电波在鞘套中传播行为的理解,也为相关问题研究提供了一种更贴近实际物理背景的建模方法。 The results can further promote the understanding on sheath interference, and provide a new modeling method for the actual physical modeling of related problems.
15080 为了解决巡航导弹面临动态预警机雷达威胁下的突防航迹规划问题,提出一种改进深度强化学习智能航迹规划方法。 Aiming at the problem of cruise missile penetration trajectory planning under the threat of dynamic early of warning air-craft radar, an improved deep reinforcement learning intelligent trajectory planning method is proposed.
15081 针对巡航导弹面对预警威胁的突防任务,构建了典型的作战场景,给出了预警机雷达探测概率的预测公式,在此基础上设计了一种引入动态预警威胁的奖励函数,使用深度确定性策略梯度网络算法(Deep Deterministic Policy Gradient, DDPG)探究巡航导弹智能突防问题。 Firstly, aiming at the pene-tration mission of cruise missiles facing early warning threats, a typical combat scenario is constructed, and a prediction formula of radar detection probability of early warning aircraft is given. On this basis, a reward function that introduces dynamic early warning threats is designed, and the deep deterministic policy gradient algorithm(DDPG) is used to explore the intelligent penetration of cruise missiles.
15082 针对传统DDPG算法中探索噪声时序不相关探索能力差的问题,引入了奥恩斯坦-乌伦贝克噪声,提高了算法的训练效率。计算结果表明,改进的DDPG算法训练收敛时间更短。 And then, in response to the poor exploration ability of the traditional DDPG algorithm that explores the uncorrelated timing of noise, Ornstein-Uhlenbeck noise is introduced to improve the training efficiency of the algorithm. The simulation results show that the improved DDPG algorithm training convergence time is shorter.
15083 双工器和功分器是通信系统中两个重要的器件,为了减小通信系统的尺寸,将功分器集成到双工器内部形成双工-功分器。与一般双工器相比,可以实现两输出端口功分输出。 The diplexer and the power divider are two important components in the communication system. In order to reduce the size of the communication system, in this paper, the power divider is integrated into the diplexer to form a diplex-power divider.Compared with the general diplexer, it can realize the output of two-port power division output.
15084 该双工-功分器主要由矩脊波导过渡、脊波导带通滤波器和脊波导功分器组成。 The diplex-power divider is mainly composed of rectangular ridge waveguide transition, ridge waveguide band pass filter and ridge waveguide powerdivider.