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The Cherenkov Telescope Array (CTA) is the next generation observatory for the study of very high-energy gamma rays from about 20 GeV up to 300 TeV. Thanks to the large effective area and field of view, the CTA observatory will be…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 Andrea Zoli , Andrea Bulgarelli , Adriano De Rosa , Alessio Aboudan , Valentina Fioretti , Giovanni De Cesare , Ramin Marx

FlatCam is a thin form-factor lensless camera that consists of a coded mask placed on top of a bare, conventional sensor array. Unlike a traditional, lens-based camera where an image of the scene is directly recorded on the sensor pixels,…

Computer Vision and Pattern Recognition · Computer Science 2016-01-28 M. Salman Asif , Ali Ayremlou , Aswin Sankaranarayanan , Ashok Veeraraghavan , Richard Baraniuk

We present ongoing work on the Central Trigger Processor board (CTPb), a trigger subsystem for the future advanced SiPM-based Large-Sized Telescope (LST) camera of the Cherenkov Telescope Array Observatory (CTAO). The camera will implement…

Instrumentation and Methods for Astrophysics · Physics 2025-12-17 A. Pérez-Aguilera , M. Molina-Delicado , T. Dietrich , L. A. Tejedor , J. A. Barrio , A. Upegui , Q. Berthet , J. Buces , D. Nieto , D. Martín-Domínguez , T. Miener

PHASECam is the fringe tracker for the Large Binocular Telescope Interferometer (LBTI). It is a near-infrared camera which is used to measure both tip/tilt and fringe phase variations between the two adaptive optics (AO) corrected apertures…

Instrumentation and Methods for Astrophysics · Physics 2020-07-30 Erin R. Maier , Phil Hinz , Denis Defrère , Paul Grenz , Elwood Downey , Steve Ertel , Katie Morzinski , Ewan S. Douglas

We introduce SpiderCam, an FPGA-based snapshot depth-from-defocus camera which produces 480x400 sparse depth maps in real-time at 32.5 FPS over a working range of 52 cm while consuming 624 mW of power in total. SpiderCam comprises a custom…

Computer Vision and Pattern Recognition · Computer Science 2026-03-19 Marcos A. Ferreira , Tianao Li , John Mamish , Josiah Hester , Yaman Sangar , Qi Guo , Emma Alexander

We report on the characterization of candidate light sensors for use in the next-generation Imaging Atmospheric Cherenkov Telescope project called Cherenkov Telescope Array, a major astro-particle physics project of about 100 telescopes…

Instrumentation and Methods for Astrophysics · Physics 2017-08-23 M. L. Knoetig , R. Mirzoyan , M. Kurz , J. Hose , E. Lorenz , T. Schweizer , M. Teshima , P. Buzhan , E. Popova , J. Bolmont , J. -P. Tavernet , P. Vincent , M. Shayduk

The Cherenkov Telescope Array (CTA) will be the next generation ground-based observatory for very-high-energy (VHE) gamma-ray astronomy, with the deployment of tens of highly sensitive and fast-reacting Cherenkov telescopes. It will cover a…

The Cherenkov Telescope Array (CTA) is a future instrument for very-high-energy (VHE) gamma-ray astronomy that is expected to deliver an order of magnitude improvement in sensitivity over existing instruments. In order to meet the physics…

A fast trigger system is being designed as a potential upgrade to VERITAS, or as the basis for a future array of imaging atmospheric-Cherenkov telescopes such as AGIS. The scientific goal is a reduction of the energy threshold by a factor…

Instrumentation and Methods for Astrophysics · Physics 2009-08-04 M. Schroedter , J. Anderson , K. Byrum , G. Drake , C. Duke , J. Holder , A. Imran , A. Madhavan , F. Krennrich , A. Kreps , A. Smith

The future ground-based gamma-ray observatory Cherenkov Telescope Array (CTA) will feature multiple types of imaging atmospheric Cherenkov telescopes, each with thousands of pixels. To be affordable, camera concepts for these telescopes…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 S. Funk , D. Jankowsky , H. Katagiri , M. Kraus , A. Okumura , H. Schoorlemmer , A. Shigenaka , H. Tajima , L. Tibaldo , G. Varner , A. Zink , J. Zorn

The Cherenkov Telescope Array (CTA) is the next-generation gamma-ray observatory that is expected to reach one order of magnitude better sensitivity than that of current telescope arrays. The Large-Sized Telescopes (LSTs) have an essential…

Instrumentation and Methods for Astrophysics · Physics 2021-08-23 Yukiho Kobayashi , Akira Okumura , Franca Cassol , Hideaki Katagiri , Julian Sitarek , Paweł Gliwny , Seiya Nozaki , Yuto Nogami

The GCT is a dual-mirror Small-Sized-Telescope prototype proposed for the Cherenkov Telescope Array. Calibration of the GCT's camera is primarily achieved with LED-based flasher units capable of producing $\sim4$ ns FWHM pulses of 400 nm…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 Anthony M. Brown , Thomas Armstrong , Paula M. Chadwick , Michael Daniel , Richard White

The Gamma-ray Cherenkov Telescope (GCT) is proposed for the Small-Sized Telescope component of the Cherenkov Telescope Array (CTA). GCT's dual-mirror Schwarzschild-Couder (SC) optical system allows the use of a compact camera with small…

It is anticipated that forthcoming, next generation, atmospheric Cherenkov telescope arrays will include a number of medium-sized telescopes that are constructed using a dual-mirror Schwarzschild-Couder configuration. These telescopes will…

Instrumentation and Methods for Astrophysics · Physics 2018-04-04 Hugh Dickinson , Frank Krennrich , Amanda Weinstein , Jonathan Eisch , Karen Byrum , John Anderson , Gary Drake

We present an overview of the 'ICE' hardware and software framework that implements large arrays of interconnected FPGA-based data acquisition, signal processing and networking nodes economically. The system was conceived for application to…

Silicon photomultipliers are increasingly replacing photomultiplier tubes in Cherenkov telescope cameras, but achieving single-photoelectron resolution with nanosecond timing in a low-noise, scalable detector system remains challenging. We…

Instrumentation and Methods for Astrophysics · Physics 2026-05-12 Luca Giangrande , Matthieu Heller , Teresa Montaruli

The Cherenkov Telescope Array (CTA) will be the next generation ground based observatory in very high energy gamma ray astronomy. The facility will achieve a wide energy coverage, starting from a threshold of a few tens of GeV up to…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 M. K. Daniel , M. Gaug , P. Majumdar

The high-luminosity upgrade of the LHC (HL-LHC) brings unprecedented requirements for precision bunch-by-bunch luminosity measurement and beam-induced background monitoring in real time. A key component of the CMS Beam Radiation…