[PDF] Top 20 4D Near-Field Source Localization Using Cumulant

... sources using N ...3D near- field source localization problem actually becomes a four- dimensional (4D) ...joint 4D parameter estimation algorithm for ... See full document

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

... for source localization in three-dimensional space ...and near-field acoustic sources in free-field ...and near-field mode ...and near-field ...and ... See full document

... each source location can be characterized by a single DOA [1]. When the source is close to the array which corresponds to the near-field scenario, the plane wave assumption is no longer ...The ... See full document

... Localization of space signals is a key technology in radar, mobile communication, etc. Far-field signal wave is seen as a plane, so we localize the far-field source only by estimating its direction of arrival ... See full document

... Abstract—Mixed near-field and far-field sources localization problem has received significant attention recently in some practical applications, such as speaker localization ... 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

... magnetic field mapping platform on the example of passive near- field RFID tags (ID-1), operating at ...RF field imaging system to be ...a source coil (2 turns of ... See full document

... circuit field mapping is localization and quan­ titative description of the ...probe field intensity decay and spatial contrast decrease due to field ...the field distribution of the ... See full document

... In this section, we explicit some simulation results to evaluate the performance of the proposed algorithm. For all examples, a symmetric ULA with 15 sensors and ele- ment spacing 0.25λ is displayed. According to the ... See full document

... of near field source localization when the sensor positions are subject to random ...the near field sources in the presence of these sensor position ...without using any ... See full document

... the source is limited to estimating DOAs ...of near-field (NF), as a result, will lead to error in the ...the source is located in the NF or in the Fresnel region of the array aperture, the shape of ... See full document

... is implemented with a rough 2D search. Therefore, the algorithm is implemented in four steps: (1) estimate an approximate location of the closely located sources with a beamforming-based method; (2) apply focusing to the ... See full document

... sound source because the axis of the particle motion vector points both towards and away from the source, meaning there is a ‘180 deg ambiguity’ that remains unresolved without further information (Fay, ... See full document

... the source line reconstruction at increments of less than λ shortened the maximum range for accurate sample resolution ...separated source point pair was simulated for increasing amounts of samples and ... See full document

... only using electric dipoles, only using magnetic dipoles and using both kinds of dipoles, and found from the analysis of given measured magnetic field that only radiating magnetic dipoles was ... See full document

... sound field does not decrease by 6 dB each time the distance from the source is increased (as it does in the far ...The near field is limited to a distance from the source equal to ... See full document

... We explain in which sense the Gaussian manifold G and the product manifold P intersect orthog- onally. Two smooth manifolds intersect orthogonally at a given point if their tangent planes at this point are orthogonal. ... See full document

... Abstract: Source localization and tracking with the microphone arrays had become a major interest in room acoustics, teleconference systems and tracking of sound producing ...the source ... See full document