subaperture

[səb′ap·ə·chər]

(engineering)

Any subset of an array of transmitters of acoustic or electromagnetic radiation.

References in periodicals archive ?

The D3-STAP does not require the training data at the cost of reduced subaperture.

A Novel STAP Algorithm for Airborne MIMO Radar Based on Temporally Correlated Multiple Sparse Bayesian Learning

QED Technologies (QED), pioneer and provider of Magnetorheological Finishing (MRFA) polishing and Subaperture Stitching Interferometry (SSIA) metrology platforms for the precision optics industry, announces that the Association of Universities for Research in Astronomy (AURA) has awarded QED Optics a contract to manufacture precision optics for the Daniel K.

manufacture precision optics for the Daniel K. Inouye Solar Telescope (DKIST)

az] is the length of subaperture and Vs is the velocity of the SAR platform.

Azimuth multichannel SAR imaging based on compressed sensing

Prats, "First ENVISAT and ERS-2 parasitic bistatic fixed receiver SAR images processed with the subaperture range-Doppler algorithm," IGARSS, 1840-1843, 2006.

SS-BSAR with GNSS and a stationary receiver--experimental results

has developed the Subaperture Stitching Interferometer for Aspheres (SSI-A), a six-axis, computer-controlled interferometric workstation that marks a first in the optics industry.

Recognizing the best in innovation: The 46th Annual R&D 100 Awards celebrate the most technologically significant products introduced in 2007

The MR fluid is delivered to the rotating wheel, pulled against the wheel's velocity and becomes a subaperture polishing tool.

Polishing off the work: using magneto-rheological fluid cutting and polishing of materials ranging from exotic sapphire to mundane acrylic, means having a tool that never dulls. Pioneering MRF machining is a company applying it to the shop environment

Its unique optical design utilizes a subaperture meniscus corrector lens in front of the secondary mirror to produce a large imaging field free from optical aberrations at f/11.

Big cat

Because the speckles distribute randomly, they can be restrained by the non-coherent accumulation of multiple subaperture images.

THE DEVELOPMENT OF DBS IMAGING BASED ON AIRBORNE PULSE DOPPLER RADAR IN CHINA

QED Technologies, the pioneer and exclusive provider of Magnetorheological Finishing (MRF([R])) and Subaperture Stitching Interferometry (SSI([R])), announces implementation of one of its new Aspheric Stitching Interferometers (ASI([R])) at the Leibniz Institute for Surface Modification (IOM) in Leipzig, Germany.

QED Technologies Announces Implementation of Its ASI[R] Metrology System for Aspheres by Leibniz Institute for Surface Modification

Shi, "Fast 3-D microwave imaging method based on subaperture approximation," Progress In Electromagnetics Research, Vol.

An integrated simulation approach and experimental research on microwave induced thermo-acoustic tomography system

Compared to other solutions to overcome the aliased Doppler spectra, the use of subaperture is a simple and efficient method.

An efficient imaging approach for tops SAR data focusing based on scaled fourier transform

Like some previous Tele Vue refractors, the NP 101 is a four-element design with a full-aperture doublet objective up front and subaperture doublet near the back.