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Related papers: Large Focal Plane Arrays for Future Missions

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A study on future large accelerators [1] has considered a facility, which is designed, built and operated by a worldwide collaboration of equal partner institutions, and which is remote from most of these institutions. The full range of…

Other Computer Science · Computer Science 2007-05-23 P. Czarapata , D. Hartill , S. Myers , S. Peggs , N. Phinney , M. Serio , N. Toge , F. Willeke , C. Zhang

The next generation of large telescopes for direct imaging of exoplanets will require segmented primary mirrors. Over both long and short timescales, these telescopes experience segment misalignments which degrade the final science image.…

Exoplanet detection and characterization through extreme adaptive optics (ExAO) is a key science goal of future extremely large telescopes. This achievement, however, will be limited in sensitivity by both quasi-static wavefront errors and…

Earth and Planetary Astrophysics · Physics 2018-07-18 Benjamin L. Gerard , Christian Marois , Raphaël Galicher , Jean-Pierre Véran

We explore integrated microcamera focus systems for array cameras. We propose a new model for system camera integration relying on fast action focus mechanisms with >10mm aperture. Rather than reducing resolution or expanding aperture size,…

Image and Video Processing · Electrical Eng. & Systems 2019-09-17 Wubin Pang , David J. Brady

Autonomous 3D scanning of open-world target structures via drones remains challenging despite broad applications. Existing paradigms rely on restrictive assumptions or effortful human priors, limiting practicality, efficiency, and…

Light field cameras enable new capabilities, such as post-capture refocusing and aperture control, through capturing directional and spatial distribution of light rays in space. Micro-lens array based light field camera design is often…

Computer Vision and Pattern Recognition · Computer Science 2018-06-12 M. Umair Mukati , Bahadir K. Gunturk

Telescope arrays allow high-performance wide-field imaging systems to be built more quickly and at lower cost than conventional telescopes. Distributed aperture telescopes (the premier example of which is the Dragonfly Telephoto Array) are…

Instrumentation and Methods for Astrophysics · Physics 2022-09-16 Roberto G. Abraham , Pieter G. van Dokkum , Deborah M. Lokhorst , Seery Chen , Qing Liu , Michael L. Rice , E. Lynn Rice

Multi-plane light conversion (MPLC) has recently been developed as a versatile tool for manipulating spatial distributions of the optical field through repeated phase modulations. An MPLC Device consists of a series of phase masks separated…

Optics · Physics 2023-05-09 Yuanhang Zhang , Nicolas K. Fontaine

Extremely large-scale arrays (XL-arrays) have emerged as a promising technology to achieve super-high spectral efficiency and spatial resolution in future wireless systems. The large aperture of XL-arrays means that spherical rather than…

Signal Processing · Electrical Eng. & Systems 2023-06-29 Changsheng You , Yunpu Zhang , Chenyu Wu , Yong Zeng , Beixiong Zheng , Li Chen , Linglong Dai , A. Lee Swindlehurst

This paper presents the design concept, modeling and motion planning solution for the aerial robotic chain. This design represents a configurable robotic system of systems, consisting of multi-linked micro aerial vehicles that…

Robotics · Computer Science 2019-11-26 Mihir Kulkarni , Huan Nguyen , Kostas Alexis

Near-future astronomical survey experiments, such as LSST, possess system requirements of unprecedented fidelity that span photometry, astrometry and shape transfer. Some of these requirements flow directly to the array of science imaging…

To realise a planned high-luminosity and high-energy $e^+e^-$-collider, as the ILC, a large amount of positrons have to be produced and the accelerated particles have to be captured and matched according to the damping ring acceptances.…

Accelerator Physics · Physics 2021-05-31 M. Formela , N. Hamann , K. Flöttmann , G. Moortgat-Pick , S. Riemann

This paper primarily focuses on figuring out the best array of cameras, or visual sensors, so that such a placement enables the maximum utilization of these visual sensors. Maximizing the utilization of these cameras can convert to another…

Computer Vision and Pattern Recognition · Computer Science 2019-10-29 Lin Xu

Unmanned aerial vehicles (UAVs) have found numerous applications and are expected to bring fertile business opportunities in the next decade. Among various enabling technologies for UAVs, wireless communication is essential and has drawn…

Signal Processing · Electrical Eng. & Systems 2019-03-15 Yong Zeng , Qingqing Wu , Rui Zhang

We advocate support of research aimed at developing alternatives to the photomultiplier tube for photon detection in large astroparticle experiments such as gamma-ray and neutrino astronomy, and direct dark matter detectors. Specifically,…

Instrumentation and Methods for Astrophysics · Physics 2009-04-24 Robert G. Wagner , Karen L. Byrum , Mayly Sanchez , Alexandre V. Vaniachine , Oswald Siegmund , Nepomuk A. Otte , Erik Ramberg , Jeter Hall , James Buckley

Massive MIMO has been the subject of intense interest in both academia and industry for the past few years. 3GPP standardization for cellular systems have adopted the principles of massive MIMO and categorized the use of large rectangular…

Information Theory · Computer Science 2019-09-19 Reza Monir Vaghefi , Ramesh Chembil Palat , Giovanni Marzin , Kiran Basavaraju , Yiping Feng , Mihai Banu

A novel technique is presented for realising programmable silicon photonic circuits. Once the proposed photonic circuit is programmed, its routing is retained without the need for additional power consumption. This technology enables a…

The MMT Adaptive Optics exoPlanet Characterization System (MAPS) is a comprehensive update to the first generation MMT adaptive optics system (MMTAO), designed to produce a facility class suite of instruments whose purpose is to image…

Discharge capillary-based active plasma lenses are a promising new technology for strongly focusing charged particle beams, especially when combined with novel high gradient acceleration methods. Still, many questions remain concerning such…

Research on video-based eye-tracking has long explored stereo and glint-based methods, yet existing wearable eye trackers - both commercial and open-source - offer limited flexibility for algorithm development and comparative evaluation. We…

Computer Vision and Pattern Recognition · Computer Science 2026-04-30 Alexander Zimmer , Yasmeen Abdrabou , Enkelejda Kasneci
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