array processing technique
Microphone array processing techniques for classroom based videoconferencing
... From inspection of (3.26), we see that we may alter the wavenumber-frequency re sponse of an F&S system by varying the delays applied to the sensor outputs. Indeed, many array processing techniques are ...
166
Array Processing Techniques for Broadband Acoustic Beamforming
... beamforming, array processing seems the best avenue to ...signal processing techniques are ...small array to process a large bandwidth and provide a consistent narrow beamform over the ...
44
Advanced array processing techniques and systems
... promising technique to improve the performance of mobile communications, have been extensive in the recent ...signal processing capability in both space and time to optimize its radiation and reception ...
33
Trade Off between Bandwidth and Number of Array Elements in the Performance Enhancement of Passive Fathometer
... an array of hydrophones. This paper evaluates the performance of the array processing and compares it to the large bandwidth technique in terms of SNR and resolution of ...bandwidth ...
9
DOA estimation, antenna arrays, array signal processing.
... Suppose there are L independent signal sources impinging the antenna and we want to use a sensor array system to identify their directions of arrival (DOA). The input signal to each individual sensor is the ...
6
Subband Array Implementations for Space Time Adaptive Processing
... The rest of this paper is organized as follows. Section 2 introduces the signal model and reviews the analysis of STAP performance. Section 3 considers the subband decomposi- tion, and the aliasing issue with the use of ...
13
Power Estimation of Acoustic Sources by Sensor Array Processing
... ter-element spacing of d = 4.5 cm. The two acoustic sources (the loudspeakers) and the acoustic array are in the same horizontal plane. The transmitting loudspeakers generate two typical audio signals at a ...
7
A New Modified Linear Search Algorithm
... The result (5) yields some noticeable information. For p = 1 (i.e. for a successful search), the average case efficiency (5) reduces to (N+2)/4 i.e. the algorithm will inspect, on average, about 1/4 th of the list’s ...
5
Design and Implementation of an Image to Speech Engine
... As discussed earlier that in optical character recognition system text-to-speech device is used. This device coverts the text image into sound with particular performance. The obtained result consists of tolerance which ...
6
A Novel Approach to DOA Estimation in Radar Array Processing
... analysis.Sensor array signal processing emerged as an active area of research and was centered on the ability to fuse data collected at several sensors to carry out space- time ...an array ...
7
A Multithreaded CGRA for Convolutional Neural Network Processing
... and processing performance is efficient data reuse by exploiting the inherent data ...Reconfigurable Array) architecture with time- domain multithreading for exploiting input data ...each processing ...
22
White Noise Reduction for Wideband Linear Array Signal Processing
... of array signals and the new set of array signals after the proposed preprocessing, the latter one will be equivalent to a kind of LCMV beamformer but with much longer TDLs, and hence the improved ...
21
Electromagnetic Vector-Sensor Array Processing for Distributed Source Localization
... scalar-sensor array in [12], then developed a high-resolution technique for localization, which is distributed source parameter estimator (DSPE) ...scalar-sensor array, so they can not make use of ...
19
White noise reduction for wideband linear array signal processing
... one array sensor is uncorrelated with that at other ...after processing the ...received array signals x 0 [n], x 1 [n], ··· , x M − 1 [n] weighted with the coefficients w 0 , w 1 , ··· , w M − 1 ...
21
Towards Efficient Compilation of the HPJava Language for HPC
... Co-Array Fortran – Extension to Fortran95 for SPMD parallel processing ZPL – Array programming language Jade – Parallel object programming in Java Timber – Java-based programming languag[r] ...
56
Simple Calibration Technique for Phased Array Radar Systems
... ( n − 1) · δt , where n is a number of the receiving channel, n = 1 . . . 8. It is equivalent to the proper analog summation described by Eq. (6). The smallest and largest offsets were equal to 25 ns and 175 ns ...
11
Geometrical Interpretation of the PCA Subspace Approach for Overdetermined Blind Source Separation
... V = D − 1/2 · E H . (6) Thus by selecting the subspace that is spanned by the first N principal components, dimensions are effectively reduced by removing noise while retaining the signal of interest [13]. Since PCA ...
11
A Survey of Reconfigurable Architectures
... dynamic, array based architecture which was designed to be used for mobile ...Reconfigurable Array) is a linear array based 8-bit dynamic architecture, consisting of processing elements (PEs) ...
6
Array signal processing in cochlear implants with regularized inversion
... The above solution does not extend what Hornet and Kelsall have done in a very useful manner and in fact it may be worse in some ways. However it does offer the possibility to improve things in the future. For example ...
13
Processing of Agilent microRNA array data
... signal processing methods: the adapted RMA method; the AFE-TGS method with normalization to the 75 th percentile, as recommended by the vendor; and the AFE-TGS normal- ized by the quantile method ...microRNA ...
6