ID 原文 译文
20815 该文提出一种基于接收信号强度指示差值(RSSID)的定位算法，并利用卡尔曼滤波提高其定位精度。 To address this issue, based on Received Signal Strength Indication Difference (RSSID) and using Kalmanfiltering, a location algorithm is proposed to improve its localization accuracy.
20816 该文将两监测站之间的RSSID转换成信号源到两监测站的距离之比，根据距离之比构造定位方程矩阵，进而利用最小二乘法求取信号源位置。 The proposed algorithm transforms the RSSID between two base stations into the ratio of the distance from the location of the signal source to the two base stations, and the distances to construct the matrix of location equations is obtained according to the ratio, and then the least square method to find the signal source position is obtained.
20817 仿真结果表明：所提算法比经典RSSI定位算法性能更优，降低了环境因素对定位精度的影响，并且能更好地满足参数较少的定位服务需求，可以有效地应用于频谱监测系统中。 The simulation results show that the proposed algorithm has better performance than the classical RSSI localization algorithm, reducing the impact of environmental factors on the positioning accuracy, and better meet the positioning service needing fewer parameters. This algorithm can be effectively applied to the spectrum monitoring system.
20818 同时，卡尔曼滤波可以有效改善系统的定位精度，达到预期的定位效果。 In addition, Kalman algorithm can effectively improve the system's positioning accuracy,and achieve the expected positioning effect.
20819 该文研究多用户毫米波MIMO系统的混合模数预编码器和合并器设计。 This paper investigates the design of hybrid analog and digital precoder and combiner for multi-user millimeter wave MIMO systems.
20820 针对因信号传播漫散射造成的多用户间信号干扰问题，提出一种基于连续干扰消除(SIC)的鲁棒混合预编码算法。 Considering the problem of signal interference between multiple users due to diffuse scattering of signal propagation, a robust hybrid precoding algorithm based on Successive Interference Cancellation (SIC) is proposed.
20821 首先对信道矩阵进行正交分解，以消除来自已知用户信号的干扰，从而将含有非凸约束的多用户链路优化问题分解为多个单用户链路优化问题。 By deducing the orthogonal decomposition formula of the channel matrix to eliminate the interference from the known users’ signals, the multi-user links optimization problem with nonconvex constraints can be decompose into multiple single-user link optimization problems.
20822 然后采用相位提取算法逐个求解每个用户的最优传输链路，并结合最小均方误差(MMSE)准则求得多用户混合预编码矩阵。 The phase extraction algorithm is then used to search each user’s optimal transmission link one by one, and the multi-user hybrid precoding matrix is obtained in combination with Minimum Mean Square Error (MMSE) criterion.
20823 仿真结果表明，与现有的混合预编码算法相比，所提算法在强干扰环境下具有显著的性能优势。 Simulation results show that the proposed algorithm has significant performance advantages compared with the existing hybrid precoding algorithms under severe interference conditions.
20824 长码因其码率高、周期长的特点，是现有导航系统广泛采用的军用信号体制。 At present, long-code with the characteristic of high bit rate and long period is widely used insatellite navigation system as military signal.