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pro vyhledávání: '"John R. Tower"'
Autor:
Tom Elliott, Alan T. Teruya, John R. Tower, Perry M. Bell, James H. Andrews, Joe Kimbrough, Jeanne Bishop, James Janesick
Publikováno v:
SPIE Proceedings.
Our paper will describe a recently designed Mk x Nk x 10 um pixel CMOS gated imager intended to be first employed at the LLNL National Ignition Facility (NIF). Fabrication involves stitching MxN 1024x1024x10 um pixel blocks together into a monolithic
Autor:
John R. Tower, James Janesick
Publikováno v:
Sensors; Volume 16; Issue 5; Pages: 688
Sensors (Basel, Switzerland)
Sensors, Vol 16, Iss 5, p 688 (2016)
Sensors (Basel, Switzerland)
Sensors, Vol 16, Iss 5, p 688 (2016)
Fundamental limits for photon counting and photon energy measurement are reviewed for CCD and CMOS imagers. The challenges to extend photon counting into the visible/nIR wavelengths and achieve energy measurement in the UV with specific read noise re
Autor:
Xudong Jiang, Tom Senko, Joseph Ferraro, Sabbir Rangwala, Mark Owens, Mark Entwistle, Mark A. Itzler, Krystyna Slomkowski, Peter Zalud, John R. Tower, Ketan Patel
Publikováno v:
SPIE Proceedings.
We report on the development of focal plane arrays (FPAs) employing two-dimensional arrays of InGaAsP-based Geiger-mode avalanche photodiodes (GmAPDs). These FPAs incorporate InP/InGaAs(P) Geiger-mode avalanche photodiodes (GmAPDs) to create pixels t
Autor:
Sabbir Rangwala, Krystyna Slomkowski, Peter Zalud, Tom Senko, Joseph Ferraro, Mark Owens, Mark Entwistle, Ketan Patel, Xudong Jiang, John R. Tower, Mark A. Itzler
Publikováno v:
Detectors and Imaging Devices: Infrared, Focal Plane, Single Photon.
×We describe the design, fabrication, and performance of focal plane arrays (FPAs) for use in 3-D LADAR imaging applications requiring single photon sensitivity. These 32 × 32 FPAs provide high-efficiency single photon sensitivity for three-dimensi
Autor:
John Cheng, James Janesick, Tom Elliot, Mark Grygon, Jeff Walker, John R. Tower, Jeanne Bishop, James T. Andrews
Publikováno v:
SPIE Proceedings.
A high performance prototype CMOS imager is introduced. Test data is reviewed for different array formats that utilize 3T photo diode, 5T pinned photo diode and 6T photo gate CMOS pixel architectures. The imager allows several readout modes including
Autor:
James Janesick, John Cheng, John R. Tower, Jeff H. Pinter, Mark Grygon, Michael Lesser, Tom Elliott, James T. Andrews
Publikováno v:
SPIE Proceedings.
This paper is a status report on recent scientific CMOS imager developments since when previous publications were written. Focus today is being given on CMOS design and process optimization because fundamental problems affecting performance are now r
Autor:
Harvey R. Gilmartin, John R. Tower, Benjamin J. Esposito, Donald J. Sauer, Frank V. Shallcross, Peter A. Levine, Grazyna M. Meray, Fu-Lung Hseuh, Thomas S. Villani
Publikováno v:
SPIE Proceedings.
The design of a 1st and 2nd generation 640(H) X 480(V) element PtSi Schottky-barrier infrared image sensor employing a low-noise MOS X-Y addressable readout multiplexer and on-chip low-noise output amplifier is described. Measured performance charact