[PDF] Top 20 Fast and Accurate Direction-of-Arrival Estimation for a Single Source

... DOA estimation for a single narrow-band ...DOA estimation algorithm consists of two steps, construct a correlation sequence from the received array data and then apply GWLP method to the ...DOA ... See full document

... DOA estimation has been widely investigated, two-dimensional (2D) DOA estimation is of greater practical ...DOA estimation methods have met problems of high arithmetic complexity and pair- matching ... See full document

... signature, direction of arrival (DOA) or angle of arrival (AOA), and use it to estimate the beamforming vectors, to track and identify the antenna ...DOA estimation and beamforming [1]. The ... See full document

... It is well known that mutual coupling is one of the main error factors for the application of many super-resolution techniques in actual direction of arrival (DOA) estimation systems [1–4]. The ... See full document

... a single outlier from one frequency bin can potentially lead to inaccurate estimates through the averaging ...their estimation performance could either not be held at high SNR or be likely to depend on the ... See full document

... a single source with variable fourth-order statistics is also ...the source DOA, where the signals-of-interest are assumed to have higher fourth-orther statistics than the ...the source ... See full document

... the direction of the ...the direction of the users in a -179 ◦ – 180 ◦ range, as no assumption can be made of the location of the users in the environment, and fast enough to do so with small ... See full document

... The method for processing the signal described above was applied to a set of detectors. In some cases a frequency component of 200 MHz became dominant. This frequency compo- nent corresponds to a period of 5 ns, that is, ... See full document

... DOA estimation algorithms have been proposed ...the estimation of signal parameters via rotational invariance technique (ESPRIT) [6], root multiple signal classification (MUSIC) [7], and self-initiating ... See full document

... signals are expected. Received signals contain the LOS com- ponent and the multipath components from each far field signal source. We assume that the LOS components are un- correlated with the multipath components ... See full document

... ABSTRACT: The primary goal of the project is to prove that passive location fixing is feasible over a distributed wireless network which can form basis for 'low cost' solution for security applications where any acoustic ... See full document

... 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 resolution. In MUSIC the peaks ... See full document

... The remainder of this paper is organised as follows; Section II discusses the data model used for broadband sources illu- minating a uniform linear array, and identifies the difficulties in broadband direction ... See full document

... (DoA) estimation is a fundamental problem in signal processing theory with important appli- cations in localization, navigation, and wireless commu- nications ...spectral estimation methods, as in the early ... See full document

... (1986) showed that every arbitrary antenna array can be cal- ibrated for estimating signal parameters very precisely. This means that every array impulse response for any desired re- ceiving direction has to be ... See full document

... DOA estimation process the two receiving antenna signals are used and the phase difference between those two signals is used to find angle of radiating ...finding direction of arrival is most ... See full document

... restriction to lowpass signals provides accurate results, partic- ularly for the Hann window, while state-of-the-art methods are unsuitable when applied over the entire Nyquist band. For the proposed filter bank ... See full document

... PDF, whose parameters are specified in the respective ex- ample. For DOA estimation, we use the WDML estimator from (Eq. 12) with α = 5, i.e., a high influence of the prior compared to the Maximum a posteriori ... See full document

... Figure 5(a) shows the RMSE curves as a function of SNR, where the number of snapshots is fixed as 500. Fig. 5(b) is the RMSE results versus snapshots under the condition of SNR = 0 dB. It can be observed from Fig. 5 that ... See full document

... DoA estimation algorithm that works on arbitrary, 3D underwater array topologies, as we typically obtain by combining multiple sub-arrays originally conceived as independent ... See full document