Articles with "spatial phase" as a keyword



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A Multi-relay Cooperative Communication Using Space Time Spatial Phase Coding Based on OFDM

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Published in 2017 at "Wireless Personal Communications"

DOI: 10.1007/s11277-017-4344-7

Abstract: Among schemes to obtain diversity gain, space-time block code (STBC) and spatial phase coding (SPC) have been widely studied for the cooperative wireless relaying system. However, conventional STBC has a problem that cannot deal with… read more here.

Keywords: phase coding; space time; spatial phase;
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Davida reorients intermediate visual processing

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Published in 2022 at "Cognitive Neuropsychology"

DOI: 10.1080/02643294.2022.2052719

Abstract: Vision is subserved by a hierarchical system, where increasingly complex representations are formed at each processing stage (Van Essen et al., 1992). This collection of interconnected brain regions is understood to work in concert to… read more here.

Keywords: information; system; processing; spatial phase ... See more keywords
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Dual-sensitive spatial phase-shifting shearography based on a common-path configuration

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Published in 2019 at "Optical Engineering"

DOI: 10.1117/1.oe.58.11.114104

Abstract: Abstract. A common-path spatial phase shifting digital speckle pattern shearing interferometry setup is introduced for simultaneous measurement of in-plane and out-plane strain components under dynamic loading using two laser beams with different wavelengths that symmetrically… read more here.

Keywords: plane; phase shifting; spatial phase; common path ... See more keywords
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Displacement calculation method for homodyne interferometers based on spatial phase delay of beams

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Published in 2022 at "Optical Engineering"

DOI: 10.1117/1.oe.61.1.014106

Abstract: Abstract. Based on the spatial phase delay of beams, a displacement measurement method is proposed for homodyne interferometers. In this method, two detectors are arranged in the interference spot to collect signals. Based on the… read more here.

Keywords: method; spatial phase; based spatial; phase delay ... See more keywords
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Principle of beam generation in on-chip 2D beam pattern projecting lasers.

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Published in 2018 at "Optics express"

DOI: 10.1364/oe.26.010787

Abstract: Integrable spatial-phase-modulating surface-emitting lasers, which utilize the band edge mode of two-dimensional photonic-crystals as resonators, project static arbitrary two-dimensional beam patterns from on-chip size. In this device, holes shifting from the lattice point of a… read more here.

Keywords: beam patterns; beam pattern; two dimensional; spatial phase ... See more keywords