direction-of-arrival resolution
Comparative Study on Performance Analysis of High Resolution Direction of Arrival Estimation Algorithms
... To overcome this drawback in array signal processing, recently quaternion based algorithms were proposed [5]. This quaternion model based algorithms use vector sensors for multidimensional complex data signals, for ...
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Direction of Arrival Estimation using Conventional Subspace Algorithms
... The simulation of Sum and Delay method shoe in fig.1. In a linear array, the elements of the steering vectors have gains of equal magnitude, the weight vector w produces a sinc beampattern that has large sidelobes.The ...
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Sparse covariance fitting for direction of arrival estimation
... the SNR is high enough, the number of observations is sufficient and the sources are not correlated. Unfortu- nately, in practice, Capon ’ s power profile is strongly dependent on the beamwidth, which, on its turn, ...
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Direction of Arrival Estimation with a Novel Single Port Smart Antenna
... high-resolution direction finding using the multiple-signal classification (MUSIC) algorithm with periodic signals is employed on this single-port smart an- ...
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Underwater Direction of Arrival Estimation using Wideband Arrays of Opportunity
... Compressive sensing and sparse reconstruction techniques have also found application in underwater array process- ing. For example, the work in [14] relies on compressive beamforming to estimate the DoA of an underwater ...
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Analysis of GSU-MUSIC DOA Estimation Algorithm for Smart Antenna
... MUSIC [1] stands for Multiple Signal Classification. It is one of the earliest proposed and a very popular method for super-resolution direction finding, which gives the estimation of number of signals ...
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Lightweight Multi-direction-of-arrival Estimation on a Mobile Robotic Platform
... high resolution noise map, and, thus, a precise DOA estimation, beamforming techniques require a large quantity of microphones, which is impractical for mobile robotic ...
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W-L1-Sracv Algorithm for Direction-of-Arrival Estimation
... Recently, the DOA estimation problem by exploiting sparse representation [9] has gained much attention. Gorodnitsky [10] uses a recursive weighted minimum-norm algorithm called focal underdetermined system solver ...
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Phased array processing: direction of arrival estimation on reconfigurable hardware
... The number of antennas in the antenna array affects the spatial resolution of both DOA algorithms. More antennas result in a higher spatial resolution, and less antennas reduce the spatial ...
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Robust Direction of Arrival Estimation using Multiple Signal Analysis
... The DOA estimation algorithms are categorized as conventional and subspace algorithms. The Bartlett and Capon (also called as Minimum Variance Distortionless Response) are conventional type algorithms which are highly ...
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DIRECTION OF ARRIVAL CALIBRATION USING ITERATIVE LEARNING CONTROL
... Increase of the accuracy and speed of target detection is an important goal in sonar and radar systems. Currently, a high-resolution frequency method that is being used for detection, is mainly based on the ...
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Direction of Arrival Estimation Based on Heterogeneous Array
... heterogeneous array is proposed. The proposed method is verified by simulation. Then, the DOA estimation performances of three different arrays are compared: heterogeneous array, homogeneous array and orthogonal dipole ...
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Investigations on antenna array calibration algorithms for direction-of-arrival estimation
... The history of direction-finding is as old as the discovery of electromagnetic waves. Already Heinricht Hertz discovered in 1888 the directivity of loop antennas. Especially for mili- tary interests during the ...
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Polynomial root-MUSIC algorithm for efficient broadband direction of arrival estimation
... The Multiple Signal Classification (MUSIC) algorithm is a popular super-resolution DoA estimation technique for narrowband sources. Due to its popularity, there is a strongly developed framework surrounding the ...
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Analysing Resolution Parameters of Different Direction of Arrival Estimation Algorithm for Un-correlated Environment
... Uniform Linear Array with any DOA estimation algorithm can only detect the azimuth angle or elevation angle depending upon orientation of array. An in depth analysis of three algorithm MUSIC, Bartlett, Capon studied in ...
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Resolution Threshold Analysis of MUSIC Algorithm in Radar Range Imaging
... higher resolution image beyond what is limited by the signal’s ...radar resolution analysis, we introduced the concept of resolution threshold from Direction of Arrival (DOA) into the ...
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Direction of Arrival Estimation for Closely Spaced Signal
... of arrival of ...signal direction and more stable resolution compared to ...high resolution of direction of arrival has achieved by MUSIC algorithm in case of non-coherent or ...
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Electromagnetic Vector-Sensor Direction-of-Arrival Estimation in the Presence of Interference
... Most direction finding algorithms can be categorized into the classical direction finding algo- rithms, such as the conventional beamformer and minimum-variance distortionless response, the parametric ...
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Acoustic Source Localisation by Direction of Arrival Estimation and Microphone Arrays
... The outputs from the various transducers are sent to a central processing unit which post processing sends accurate location of the source.. The presented work encompass[r] ...
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Actuating Sensor For Determining The Direction Of Arrival Using Maximal RSSI
... any direction, azimuth is defined as the horizontal angle measured clockwise from north ranges from 0 to 360 degrees and, the elevation is the angle by which an object is lifted above the horizontal plane ranges ...
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