[PDF] Top 20 An Improved Amplitude Comparison Based Direction of Arrival Estimation

... The Amplitude Comparison DF compares amplitude of the signal at multiple receivers for finding ...different direction so that the array covers 360º in ... See full document

... desired direction in space [2], while placing a suitable null in the direction of unwanted signals or jammers ...connection, Direction of Arrival (DOA) estimation of received signal is ... See full document

... are based on principle of biological evolution such as genetic inheritance and natural ...the amplitude and DOA of far field sources impinging on L-type array are jointly estimated and the performance of ... See full document

... the direction of the user in relation to the robot can benefit other system mod- ules, as well as improve the quality of the ...the direction of the user is known, voice recognition can be improved ... See full document

... Computer simulations have been conducted to evaluate the perfor- mance of the proposed GWLP method in 1-D and 2-D DOA estima- tion. The root mean square error (RMSE) is employed as the per- formance measure and ... See full document

... an improved computational load and threshold performances as compared to the standard MUSIC [18], the former usually requires to find all the roots of a polynomial whose order is about twice of the number of ...is ... See full document

... sensing based direction-of-arrival (DOA) estimation methods for wideband co- prime arrays is ...is based on a recently proposed narrowband estimation method, where a virtual ... See full document

... wideband direction of arrival (DOA) ...estimate direction of arrival of wideband ...in comparison to the existing wideband DOA estimation ... See full document

... The spatial spectra under deteriorated conditions, i.e., SNR = − 15 dB and N = 50 are presented in Fig. 4, from which we can find that the spectrum peak of the PM algorithm deviates from the desired DOA seriously. Be- ... See full document

... radio direction finding (DF) systems employ several identical antennas (including amplitude, phase, polarization, ...the direction of arrival (DOA) is estimated by means of related ... See full document

... DOA estimation accuracy and, perhaps, reduce the computational complexity, a number of algo- rithms that assume some a priori knowledge, such as the waveforms, of the incident signals have been developed in ... See full document

... of arrival (DOA) estimation is one of the focal problems in the fields of Wireless communications, Radar, Sonar, Radio Astronomy and ...DOA estimation is to obtain the desired signals ... See full document

... The spatial location of a sound source can be determined based onmultiple observations of the emitted sound signal. This can be realised using multiple sensors, which detect a signal emitted by the source that is ... See full document

... DOA estimation problem by exploiting sparse representation [9] has gained much ...DOA estimation, but it can only be used for single ...DOA estimation, however its angle resolution is ...is ... See full document

... different estimation or signal processing techniques in order to improve the ac- curacy and decrease the complexity of adaptive beamforming ...the direction of arrival of an acoustic ...parameter ... See full document

... The values of the 4 matrices are combined, using an addertree structure. In- struction add_v is an add instruction in vertical vector mode. The option PSR1 of the add_v instruction is used to shift the result of the ... See full document

... novel direction of arrival (DOA) estimation technique that uses the conventional multiple-signal classification (MUSIC) al- gorithm with periodic signals is applied to a single-port smart ...DOA ... See full document

... the estimation of a larger number of sources than an array with spatially displaced ...DOA estimation of a large number of sources is limited by the linear dependence between between the array manifold ... See full document

... Another aspect we can see in Fig. 4 is that the peaks for the calibration with omnidirectional patterns and the calibration with directional patterns have the same height. This can be explained by the same orientation of ... See full document

... DOA estimation. Further algorithms is simulated using MATLAB. Based on above simulation the MUSIC algorithm provides a higher resolution for spatial spectrum estimation by suppressing the sidelobes ... See full document