提出一种信号子空间拟合的新方法。
而信号子空间法给出了聚焦阵构造的新方法。
And a new focussing matrix is proposed in coherent signal-subspace method.
而信号子空间法给出了聚焦阵构造的新方法。
And a new focussing matrix is proposed in coherent signal-subspace met...
将窄带传播算子方法引入宽带源测向的相干信号子空间处理中。
The narrow band propagator method is introduced to the wideband signal-subspace processing in the direction finding problem.
基于信号子空间的超分辨方法一般对接收器阵列误差非常敏感。
Signal subspace-based high resolution algorithms are usually sensitive to various uncertainties such as locations errors, amplitude and phase errors in the receivers etc.
首先对基阵所张成的空间、信号子空间和噪声子空间给出了定义。
This paper presents at first the definitions of the space expanded by an array, the signal subspace and the noise subspace.
信号子空间的扰动分析表明，这种方法优于修正的空间平滑方法。
It is proved by the perturbation analysis of Signal Subspace that the performances of the method presented here are better than the improved spatial smoothing techniques.
基于多级维纳滤波的原理，提出了一种改进的信号子空间估计方法。
A reduced rank method for estimating signal subspace was proposed, which was based on the principle of multistage Wiener filter.
目前盲方法以常模算法（CMA）、高阶矩、信号子空间、自适应方法为代表。
Nowadays, blind detection is represented by the constant modulus algorithm(CMA), High-order moment , Signal subspace.
该算法基于子空间分解技术，利用信号子空间和噪声子空间的正交性将两者分离。
The algorithm is based on the subspace decomposition technique. The signal subspace is separates from the noise subspace by making use of the orthogonality between them.
针对加性有色噪声干扰，提出了一种单通道输入基于信号子空间的语音增强算法。
A kind of single input channel speech enhancement algorithm based on signal subspace is studied for enhancement of speech degraded by colored additive noise.
利用信号子空间和噪声子空间正交性，可以实现超分辨波达方向(DOA)估计。
The orthogonality between the signal subspace and the noise subspace is widely employed to implement the Direction of Arrival (DOA) estimation.
提出一种基于信号子空间估计，用于频率选择性衰落信道的盲多用户自适应接收机。
In this paper, a blind multiuser receiver for frequency-selective fading channel based on subspace tracking has been presented.
讨论了多重信号子空间(MUSIC)算法，分析了阵列孔径对定位算法性能的影响。
The Multiple Signal Subspace (MUSIC) algorithm is considered. The influence of array aperture on the performance of localized algorithm is analyzed.
本文将ESPRIT技术与信号子空间技术相结合，给出了信号方向向量的完整表达式。
Based on the combination of the ESPRIT with the signal subspace technique, a complete expression for the signal direction vectors is derived in this paper.
将快速子空间分解与宽带非相干信号子空间方法相结合，得到了宽带到达角估计快速方法。
Combined the fast subspace decomposition method with the wideband incoherent signal subspace method, a fast wideband incoherent signal subspace DOA estimation method is proposed.
最后，根据降秩技术中的交叉谱思想，提出了一种新的对信号子空间维数减少时的处理算法。
Finally, to deal with the situation that the dimension of the signal subspace decreases, a new algorithm is proposed based on the idea of the Cross Spectral Method.
针对水下宽带处理的应用，研究了宽带高分辨方位估计的相干信号子空间处理方法(CSS)。
Aiming at the application of underwater wide band processing, coherent signal-subspace processing method (CSS) for high resolution DOA estimation of under water wide band sources was studied.
该算法把常规自适应天线相消法的权矢量向信号子空间投影，减小了噪声子空间对权矢量的影响。
The algorithm projects the LC- MVB weight vector onto the signal subspace, thus the effect of the noise subspace on the weight vector is reduced.
运用信号子空间对信号DOA和通道增益的约束关系，在无校准源时，可以得到通道增益的估计。
Under the constraint of DOA angles and sensor gains in the signal subspace, the estimation of sensor gain can be obtained without any calibration source.
该算法首先将包含互耦系数信息的信号子空间向量表示为互耦系数矩阵和理想阵列导引向量的乘积。
Firstly, the signal subspace vector including information of mutual coupling coefficients is expressed as product of mutual coupling coefficient matrix and perfect array steering vector.
又由于期望用户的能量可能位于信号子空间的某一子空间，所以将检测器限制在降秩子空间上是可行的。
The energy of the desired user may lie on a lower dimensional subspace, so the detection can be constrained on a reduced-rank subspace.
通过对方向矩阵进行极分解构造聚焦矩阵，把各个窄带频率处的信号子空间变换到聚焦频率处的信号子空间。
Focus matrix is constructed by polar decomposition of location matrix and transforms signal subspace at different frequency bins to signal subspace at focusing frequency bin.
在信道输出端进行子空间分解，如果信号子空间是由信道唯一决定的，那么信道参数可被唯一估计为一个常数。
In the channel output, subspace decomposition is employed. If the signal subspace can be exclusively decided by the channel, the parameter of the channel can be estimated by a constant.
指出了用子空间方法进行DOA估计的关键是：第一，如何将基阵张成的空间划分为信号子空间和噪声子空间；第二。
The paper points out that the key for performing the DOA estimation, using subspace method, is as follows: a) how to divide the space expanded by an array into the signal and noise subspaces;
基于子空间的盲多用户检测将接收信号投影到信号子空间，可以提高检测性能，并且可采用复杂度较低的子空间追踪算法实现。
The performance of subspace method is improved by projecting the received signals to the signal subspace. And it can be executed by subspace tracking algorithms with low computational complexity.
通过对相关矩阵进行特征值分解，估计信号子空间和噪声子空间，并利用MU S IC算法估计宽带LF M信号的波达方向。
Through estimating the signal and noise subspaces with the eigen-decomposition of the correlation matrix, the MUSIC algorithm is used to estimate the DOAs of LFM sources.
最优信号子空间的思想是SC - FDE中设计自适应调制算法的根本基础，在此基础上又提出了序列最优信号子空间的概念。
Optimal signal subspace is the foundation for our adaptive modulation algorithms in SC-FDE. Another new concept is introduced called sequenced optimal signal subspaces.
信号子空间中包含目标边界特征，将参数向量中非直流部分投影到信号子空间，得到场景内目标细节信息，然后据此估计场景各点的雷达反射截面（RCS）。
The variable part of the parameter vector is projected onto the signal subspace to identify intrinsic structural features of the scene and estimate the RCS.
信号子空间中包含目标边界特征，将参数向量中非直流部分投影到信号子空间，得到场景内目标细节信息，然后据此估计场景各点的雷达反射截面（RCS）。
The variable part of the parameter vector is projected onto the signal subspace to identify intrinsic structural features of the scene and estimate the RCS.
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