ID |
原文 |
译文 |
23425 |
仿真结果表明,该方案能在异构密集网络下提高系统负载均衡性,同时提升了系统吞吐量与系统资源利用率。 |
Simulation results show that the proposed method can achieve load balance optimization in dense hetrogeneous network, and improve the system user throughput and resource utilization rate. |
23426 |
基于微多普勒效应理论的弹道目标 3 维成像与 3 维微动特征提取技术可为目标识别,导弹防御提供重要特征信息。 |
The Three-Dimensional (3-D) imaging and 3-D micro-motion feature extraction techniques for ballistic targets based on the micro-Doppler (m-D) effect theory can provide significant information for target recognition and ballistic missile defense. |
23427 |
该文将干涉式逆合成孔径雷达(InISAR)中多天线干涉处理的思想引入到弹道目标 3 维成像与 3 维微动特征提取研究中,将微多普勒效应理论与多天线干涉处理技术相结合,重构出散射点在各时刻的 3 维坐标,实现弹道目标的真实 3 维成像,并在此基础上解算出弹道目标的微动参数与结构参数。 |
The idea of multi-antenna interferometry processing from Interferometric Inverse Synthetic Aperture Radar (InISAR) is introduced into the 3-D imaging and 3-D micro-motion feature extraction of ballistic targets in the paper. Based on the integration of m-D effect theory and multi-antenna interferometry processing technology, the true 3-D image of target is obtained. The parameters of micro-motion and target structure are extracted by utilizing the reconstructed 3-D coordinates of target. |
23428 |
仿真实验验证了所提方法的有效性与鲁棒性。 |
Simulations are given to validate the effectiveness and robustness of the proposed algorithm. |
23429 |
该文针对应用非正交多址接入(NOMA)技术的多输入多输出(MIMO)下行通信系统,在考虑误差传播进行理论分析的基础上,提出一种基于距离和空间相关度的用户匹配准则,并对基站的发射功率分配进行优化。 |
A Multiple-Input Multiple-Output (MIMO) downlink communication system employing Non- Orthogonal Multiple Access (NOMA) technique is studied. Based on the theoretical analysis taking error propagation into account, a distance and spatial correlation based user matching criteria is proposed. In addition, the allocation of the base station's transmit power is optimized. |
23430 |
仿真结果表明,所提方法能够在提高系统可容纳用户数的同时保证好的系统的和速率性能。 |
Simulation results show that the proposed method can increase the number of subscribers that the system can accommodate, while guaranteeing good system's sum-rate performance. |
23431 |
风电场作为一种运动的大型障碍物可能对航管二次监视雷达的性能产生影响。 |
Wind farms, which are motorial large obstacles, may degrade the performance of the Secondary Surveillance Radar (SSR) in Air Traffic Control (ATC). |
23432 |
目前航管二次监视雷达正在经历逐步由 A/C 模式到 S 模式的转变升级,研究风电场对航管二次监视雷达 S 模式的影响,对保障民航飞行安全具有重要意义。 |
The SSR is undergoing the upgrade from Mode A/C to Mode S. Thus, it is important and meaningful to study the impact of wind farms on SSR for protecting the safety of civil aviation. |
23433 |
该文在 S 模式和 A/C 模式信号特征对比分析的基础上,分析了 S 模式询问信号和应答信号可能受到风电场影响的条件,并由此给出了 S 模式二次雷达附近可能受风电场影响的飞行范围的计算方法,同时给出了其与A/C模式影响范围的定量化比较。 |
The conditions of determining the impacted flight region of the interrogation and response signals are analyzed based on the contrastive analysis of signal characteristics of Mode S and A/C. Also, the calculation method of impacted flight region caused by wind farms as well as the quantitative comparison are given. |
23434 |
该文所提方法及相关结论可以为风电场附近的雷达选址(或新建风电场选址)和飞行程序的设计提供依据。 |
The method and the conclusion can be used to provide a basis for selecting proper location for the radar near the wind farms (or address for new wind farms near the radar), and for designing a flight program. |