Parametric array

Known as: Array, Parametric, Parametric arrays 
In the field of acoustics, a parametric array is a nonlinear transduction mechanism that generates narrow, nearly side lobe-free beams of low… (More)
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Nonlinear acousticsTransducer

Papers overview

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2016
2016
Automatic gain control for parametric array loudspeakers
Parametric array loudspeaker (PAL) modulates the audio input on an ultrasonic carrier and relies on airborne nonlinear acoustic… (More)
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2011
2011
Parametric array calibration
The subject of this thesis is the development of parametric methods for the calibration of array shape errors. Two physical… (More)
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2008
2008
A novel biasing technique for addressable parametric arrays
Addressable arrays that use switches to isolate the devices being tested are limited in size and utility by the parasitic leakage… (More)
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Highly Cited
2007
Highly Cited
2007
Probe Fed Stacked Patch Antenna for Wideband Applications
A new design of a U-slot microstrip antenna with an E shaped stacked patch is presented that achieves an impedance bandwidth of… (More)
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2006
2006
A digital beamsteerer for difference frequency in a parametric array
A steerable audio system can be realized using parametric array. However, the available steerable angle is often limited by the… (More)
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2005
2005
Nonlinear Properties of Chalcogenide Glass Fibers
Chalcogenide glasses have demonstrated high third-order Kerr (χ) nonlinearities up to 1000x higher than silica glass which make… (More)
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2003
2003
Constant beamwidth beamformer for difference frequency in parametric array
The sound reproduction in air by using a parametric acoustic array [1] has been reported for a few decades. Two inaudible… (More)
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1997
1997
Bright and dark solitary waves in the presence of third-harmonic generation
We analyze the effect of phase-matched third-harmonic generation on the existence and stability of (1 1 1)-dimensional bright and… (More)
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Highly Cited
1994
Highly Cited
1994
A Bayesian approach to auto-calibration for parametric array signal processing
A number of techniques for parametric (highresolution) array signal processing have been proposed in the last few decades. With… (More)
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1994
1994
Analysis and design of pultruded FRP shapes under bending
A comprehensive approach for the analysis and design of pultruded FRP beams in bending is presented. It is shown that the… (More)
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