[PDF] Top 20 Robust adaptive array beamforming in two dimensions
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Robust adaptive array beamforming in two dimensions
... Based on the fact that the output signal-to-noise ratio ( S N l t ) of an optimized adaptive beamformer becomes maximum when the steering vector concides with the s[r] ... See full document
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Robust Adaptive Array Beamforming with Random Error in Cycle Frequency
... respectively. Substituting t=nT, into eqn. As a result, we conclude that when CFE is an independent random sequence, the resulting cyclic correlation matrix is equa[r] ... See full document
7
Robust adaptive array beamforming under steering angle mismatch
... of adaptive beamforming with MBC in the presence of steering angle error is ...A robust method in conjunction with an iterative procedure is presented for coping with the considered ... See full document
14
Adaptive Array Beamforming with Robust Capabilities Under Random Phase Perturbations
... tive beamforming with the capability of providing multiple-beam con- straints (MBCs) has been presented in ...[21]. In this correspondence, we consider the problem of adaptive beam- forming ... See full document
7
Adaptive Array Beamforming with Robust Capabilities Under Random Sensor Position Errors
... Adaptive array beamforming with robust capabilities under random sensor position errors ...of adaptive array beamforming with multiple-beam constraints in the ... See full document
8
Robust Adaptive Array Beamforming for Cyclostationary Signals Under Cycle Frequency Error
... literature, two of the SCORE algorithms presented by [6], namely the least-square SCORE (LS-SCORE) and the cross-SCORE algorithms have been extensively considered ...[7]. In this paper, we first evaluate ... See full document
9
Robust Adaptive Beamforming in Cognitive Radio Networks
... on adaptive nulls-steering. The proposed methodology is composed of two stages: In the first stage, we develop an adaptive estimator at the CT to estimate and track the composite vector ... See full document
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A novel approach for robust adaptive beamforming
... In this paper, we present a robust technique for adaptive beamforming against steering vector error due to steering angle error, array imperfection, or source rangin[r] ... See full document
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Efficient Robust Adaptive Beamforming for Cyclostationary Signals
... Efficient Robust Adaptive Beamforming for Cyclostationary Signals Ju-Hong Lee, Yung-Ting Lee, and Wen-Hao Shih Abstract—This paper deals with the problem of robust adaptive array ... See full document
9
Efficient adaptive array beamforming under steering errors
... When steering errors exist, we utilize a robust algorithm in conjunction with the subarray beamforming technique to find the optimal adaptive weight vector.. Simulation resul[r] ... See full document
4
Two-dimensional adaptive array beamforming with multiple beam constraints using a generalized sidelobe canceller
... to provide MBC as well as coherent jamming suppression. To achieve the first goal of using a GSC, we develop a mathemat- ical formula for the construction of the 2-D signal blocking ma- trix . The formula provides an ... See full document
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GSC-based adaptive beamforming with multiple-beam constraints under random array position errors
... 13 array sensors and the interelement spacing equal to half of the min- imum wavelength of the signals with speci?ed gain/null ...the array from 1 , 2 , 3 , and 4 de- grees, respectively, o6 ... See full document
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LEAST-SQUARES REGENERATIVE HYBRID ARRAY FOR ADAPTIVE BEAMFORMING
... search based regenerative hybrid array, the proposed array converges to the steady state of the Applebaum-type array adapted without the desired signal present.. The[r] ... See full document
9
Robust Beamforming Based on the Least-Squared Method of Subarrays for Imperfect Antenna Array
... to array beamforming in the presence of array ...undistorted in the look direction. It is also capable of nulling in the directions of co-channel ...done in the scenarios ... See full document
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Adaptive beamforming using cyclic signals in the presence of cycle frequency error
... From (7), we note that the differ- ence between LS-SCORE and Cross-SCORE is that Cross-SCORE adjusts adaptively the con- trol vector c and thus the behavior of the Cross[r] ... See full document
4
Transmission performance for WLAN employing switched beamforming array
... In this paper we will add the information of an angle of arrival (AOA) and an angle of departure (AOD) to each path component and use this model to study the switched beamforming arrays [r] ... See full document
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Adaptive beamforming with multiple-beam constraints in the presence of coherent jammers
... Zusammenfassung Die Arbeit beschaKftigt sich mit dem Problem der adaptiven Strahlerzeugung durch eine regelmaK{ig angeordnete Antennenanordnung, um gleichzeitig Randbedingungen fuKr mehrere Strahlrichtungen zu ... See full document
6
Adaptive beamforming with interpolated arrays for multiple coherent interferers
... This paper presents an interpolation scheme to synthesize multiple virtual subarrays allowing for the use of spatial smoothing from a real array of arbitrary geome[r] ... See full document
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Real-time algorithm for adaptive beamforming using cyclic signals
... with iiiaxiniiiiii gain i n tlic broadside. They show that the Cross-SCORE [2] has the fastest convergence speed at the expense of' large computation load. However, the propo[r] ... See full document
4
Adaptive Resource Management in Two-Tier Wireless Networks
... WiMAX, also known as IEEE 802.16, offers a high speed data and supports five types of QoS traffic for multimedia services over a lager coverage range. Unlike 802.11, WiMAX was designed specifically for deployment ... See full document
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