[PDF] Top 20 Near-Field Source Localization by Using Focusing Technique

... a source is located close to the array (i.e., near field), the wavefront must be characterized by both the azimuth and ...far- field assumption are no longer applicable to this situation. The ... See full document

... passive localization algorithm is presented for mixed far-field (FF) and near-field (NF) signals ...(HOC) technique, a special Hermite matrix is constructed by three fourth-order ... See full document

... of near-field sources after removing the information of far-field ...the localization of near-field sources. In fact, besides FOC, using sparse array is also an effective way to reduce aperture ... See full document

... We consider the narrow-band signals ( N F far-field signals and N N near-field signals) impinging on a UCA [11] with radius R and M identical omnidirectional sensors, and the array center is the phase reference ... See full document

... point source placed at 0.437a from the left side of the PC slab. This field computation is performed with the Finite-element methodology (FEM) based e-m solver FEMLAB ...point source is excited with ... See full document

... electric field intensity of the random modes and at the same time to increase the spatial resolution of the measurement, we exploit the perturbation imaging technique ...exhibit near field ... See full document

... for source localization in three-dimensional space ...and near-field acoustic sources in free-field ...and near-field mode ...invariance technique (ESPRIT)-like ... See full document

... Source localization from noisy observations is a fundamental problem in array signal ...or near- field sources (NFSs) ...speaker localization using microphone arrays, ...the ... See full document

... far field (CH 4) is receiving less AE energy compared to sensors 2 or 3, and it shows the facts that the location of AE source is nearer to the location of sensors 2 or 3, and from the source ... See full document

... quantitative localization of the sources of the EEG review within the brain along with the current and emerging approaches to the ...dipolar source models and head models ranging from the spherical to the ... See full document

... without using electrical conductor or ...in near-field which are inductive power transfer technique (IPT), capacitive power transfer technique (CPT) and acoustic power transfer ... See full document

... this river also plays vital roles in domestic water supply, agriculture, industry, and navigation. The HR supplies about 50% (90×106 Litre/day) treated water to the Chittagong city corporation area. Nearly 30% of the ... See full document

... Some numerical tests assessing the effectiveness of the developed technique are reported in the following. The first simulation refers to a uniform planar array (Fig. 1) of elementary Huygens sources polarized along ... See full document

... reversal focusing to exploit spatial/multipath diversity existing in rich scattering environments to improve the capability of target localization algorithms was ...reversal focusing was provided a ... See full document

... The accuracy of position and velocity estimation (near filed source) of the proposed hybrid method in terms of MSE where, noise power increases from -20 dB to 20 dB is shown in Figure 2 (a), and (b). It is ... See full document

... Let us discuss the advantages of the integrated method. The main advantage is that it does not cause a large misalign- ment as long as the permutations fixed by the localization approach are correct. Moreover, the ... See full document

... the near-field ...both near-field signals, the proposed method shows a more satisfactory performance than the high-order ESPRIT method, and the related RMSEs are reasonably close to the ... See full document

... of source points in the near ...effective field measurement algorithms in high frequency concealed weapon detection has been ...2D localization method based on a MVDR routine that calculates ... See full document

... Phonotaxic responses were next examined in fish with intact or deflated swim bladders to determine whether the swim bladder was required for near-field sound source localization. Of the 28 ... See full document

... trices using 2N + 2 sensors, our algorithm can localize 2N − 1 ...matrices using 2N + 3 sensors (since the algorithm in [18] has a symmetric cross array configuration, we arrange such a cross array of 2N + ... See full document