ID 原文 译文
8254 由测量伪距结合导航电文计算得到卫星的位置,进而得到卫星与载体之间的距离。 Calculated by the measurement of pseudorange combined navigation message, get the location of the satellite, then the distance between the satellite and the carrier.
8255 最后由伪距双差、卫星与载体的距离双差以及卫星钟差双差计算得到误差值,基于误差值的明显差异性实现对信号的检测与判别。 Finally by the pseudorange double difference carrier, satellite, and the distance of the double difference and satellite clock difference double difference error value is calculated, based on the error value of obvious difference of signal detection and discrimination.
8256 利用双接收机进行实际试验并结合Matlab进行仿真实验,仿真结果验证了算法的有效性和可行性,对试验中的欺骗干扰信号均能有效识别。 Use double receiver for the actual test and combined with Matlab simulation experiment, the simulation results verify the feasibility and effectiveness of the algorithm, the test can effectively identify of deception jamming signal.
8257 针对单基地多输入多输出(multiple input multiple output,MIMO)雷达波达方向(direction of arrival,DOA)估计问题,该文提出一种低复杂度的实值求根多重信号分类(multiple signal classification,MUSIC)方法。 In view of the single base multiple input multiple output (multiple input multiple output, MIMO) radar wave of direction (DOA) direction of concatenated, estimation problem, this paper proposes a low complexity real value for the root of the multiple signal classification (multiple signal classification, MUSIC) method.
8258 该方法首先通过降维变换降低接收数据的维数,利用酉变换将复值数据协方差矩阵实值化,然后构造基于酉MUSIC的求根多项式,采用保角映射将复系数多项式映射为实系数多项式,最后通过求解该实系数多项式的根来得到目标的DOA估计。 This method firstly by dimension reduction transform to reduce the dimension of receiving data, complex data covariance matrix using unitary transformation to real value, and then constructs based on the unitary polynomial roots of MUSIC, using conformal mapping mapping complex polynomial as real coefficient polynomial, finally by solving the real coefficient polynomial roots to get target DOA estimation.
8259 该方法不需要进行谱峰搜索,所涉及的特征值分解和多项式求根运算均只在实数域进行,在大大降低算法运算复杂度的同时可以获得更好的角度估计性能。 Model is applied to analyze the spectrum peak search, the eigenvalue decomposition and involved only for root arithmetic polynomial in real number field, while greatly reduce computation complexity can get a better Angle estimation performance.
8260 仿真结果验证了所提算法的有效性。 The simulation results verify the effectiveness of the proposed algorithm.
8261 指标体系是完成仿真模型验证的必要手段。 The index system is the essential means to complete the simulation model validation.
8262 为了澄清指标体系在模型验证中的应用误区,在分析指标关联、可信度计算和模型缺陷回溯问题的基础上,揭示了串联、并联、迭代、混合子模型局部可信度与模型整体可信度之间的关联; In order to clarify the index system in the application of the model validation error, based on the analysis of index correlation and reliability calculation and model, on the basis of defects back problems, reveals the series, parallel, iteration, hybrid model local credibility and the link between the overall reliability;
8263 提出了指标体系的元素、图示和建立方法; Put forward the index system of elements, graphic and building method;