ID 原文 译文
58828 为了克服传统无线传感器网络路由算法频繁使用单一路径而导致的能量受限问题,提出一种能量与路径约束的无线传感网络路由优化算法。 An algorithm for routing optimization of an energy and path constrained wireless sensor network is proposed to solve the energy limitation problem which is caused by the frequent use of a single path by traditional wireless sensor network routing algorithms.
58829 综合无线传感器网络的负载均衡性与能源有效性两个因素,引入飞行可行域的概念以实现数据高效传输,并添加能量因子与距离因子,进一步保证各网络节点之间具有均匀合理的能量分布, 从而满足无线传感器网络低功耗、高能效的功能需求。 By considering the load balancing and energy efficiency of wireless sensor networks, the concept of flight feasible domain is introduced to achieve efficient data transmission. Furthermore, energy and distance factors are added to ensure uniform and reasonable energy distribution among network nodes, so that the low-power and energy-efficient functional requirements of the wireless sensor network are satisfied. .
58830 实验结果表明, 所提算法能够有效地提高网络负载均衡,避免部分节点能量过早枯竭造成的网络分割现象,可增加网络的寿命长度。 Experimental results show that the proposed method can improve the network load balancing effectively, avoid the network segmentation caused by premature exhaustion of some nodes, and prolong the lifetime of the network.
58831 为了提升双极化卫星的安全传输性能,结合多参加权分数傅里叶变换提出星座裂变安全传输系统。 In order to improve the security transmission performance of dual-polarized satellites, a constellation splitting security transmission system based on the multi-parameter weighted-type Fractional Fourier Transform (MP-WFRFT) is proposed.
58832 通过研究信号的时频项特点,搭建了星座裂变函数,并使用遗传算法对其进行优化求解,重点探索多参加权分数傅里叶变换在二维平面和三维球面星座图裂变规律。 By analyzing the time-frequency characteristics of signals, the constellation splitting function is constructed and solved by the Genetic Algorithm (GA). The constellation splitting criteria of the MP-WFRFT in the two-dimensional surface and three-dimensional sphere are mainly explored.
58833 通过仿真分析,表明多参加权分数傅里叶变换时域项比值决定了星座裂变样式,通过设置不同的时域项比值约束可以实现传输信号的伪装,从而防止窃听方获取正确的信息; Simulation results show that the splitting pattern is determined by the ratio of time-domain terms on the MP-WFRFT and the transmitting signal can be camouflaged by setting different time-domain terms ratio constrains to prevent the eavesdropper from acquiring the correct message.
58834 变换参数的误差能提高安全性能,误差越大,系统安全容量越高,从而验证了所提方案的合理性与有效性。 The error in the transform parameter can improve the security performance. The larger the parameter error of the MP-WFRFT is, the higher secrecy capacity can be achieved, which verifies the rationality and effectiveness of the proposed scheme.
58835 空间耦合低密度奇偶校验码采用滑动窗口译码能够以较小的译码延迟获得较好的译码性能。 Spatially coupled low density parity check (SC-LDPC) codes can achieve a better decoding performance with a small message recovery latency due to the sliding window decoding.
58836 为进一步提高其滑窗译码性能,提出一种窗口扩展改进方案。 An improved decoding scheme based on window extension is proposed for further enhancing the performance of the sliding window decoding.
58837 与传统的滑窗译码相比,该方案的窗口大小可以根据目标符号的平均对数似然比而变化。 In contrast to conventional sliding window decoding, the window size of this scheme can vary according to the average logarithmic likelihood ratio (LLR) value of the target symbol.