Mr. Cullen P. Bradley Profile

Cullen P. Bradley

at Exciting Technology LLC

SPIE Involvement:

Author

Publications (9)

SPIE Journal Paper | 10 August 2024 Open Access

Toward standardized testing of automotive lidars: year two results

Theus Aspiras, Vijayan Asari, Cullen Bradley, Anna Gnacek, Charlie Kershner, Daniel LeMaster, Paul McManamon, Andrew Reinhardt, Eddie Ruff, Christopher Valenta, Andre Van Rynbach

OE, Vol. 63, Issue 08, 085102, (August 2024) https://doi.org/10.1117/12.10.1117/1.OE.63.8.085102

KEYWORDS: LIDAR, Fiber optic gyroscopes, Standards development, Roads, Reflectivity, Laser safety, Safety, Optical engineering, Target detection, Point clouds

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Proceedings Article | 5 June 2024 Presentation + Paper

Characterization of discrete amplification photon detector (DAPD) for long-range LiDAR applications

Ming Wei, Cullen Bradley, Anna Gnacek, Andrew Sarangan, Paul McManamon

Proceedings Volume 13049, 130490M (2024) https://doi.org/10.1117/12.3013526

KEYWORDS: Sensors, LIDAR, Signal detection, Photodetectors, Background noise, Dark current, Avalanche photodetectors, Pulse signals, Pulsed laser operation, Negative feedback

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SPIE Journal Paper | 31 January 2024

Self-healing free space optical link

Eddie Ruff, Cullen Bradley

OE, Vol. 63, Issue 04, 041210, (January 2024) https://doi.org/10.1117/12.10.1117/1.OE.63.4.041210

KEYWORDS: Free space optics, Free space, Beam steering, Optical engineering, Transceivers, Receivers, Optical sensing, Buildings, Data communications, Shape memory alloys

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SPIE Journal Paper | 5 August 2021 Open Access

Toward snapshot correction of 3D flash LiDAR imagers

Andrew Reinhardt, Cullen Bradley, Anna Hecht, Paul McManamon

OE, Vol. 60, Issue 08, 083101, (August 2021) https://doi.org/10.1117/12.10.1117/1.OE.60.8.083101

KEYWORDS: 3D image processing, Imaging systems, LIDAR, Nonuniformity corrections, 3D acquisition, Photons, Image filtering, Image processing, Cameras, Sensors

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Proceedings Article | 12 April 2021 Presentation + Paper

Thermal drift compensation in dark-frame non-uniformity correction for an InGaAs PIN 3D flash lidar camera

Anna Hecht, Andrew Reinhardt, Cullen Bradley, Paul McManamon

Proceedings Volume 11744, 117440B (2021) https://doi.org/10.1117/12.2585794

KEYWORDS: Nonuniformity corrections, Cameras, LIDAR, Indium gallium arsenide, Stereoscopic cameras, Pulsed laser operation, PIN photodiodes, Calibration, Unmanned vehicles, Thermoelectric materials

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SPIE Journal Paper | 18 February 2021 Open Access

Windowed region-of-interest non-uniformity correction and range walk error correction of a 3D flash LiDAR camera

Andrew Reinhardt, Cullen Bradley, Anna Hecht, Paul McManamon

OE, Vol. 60, Issue 02, 023103, (February 2021) https://doi.org/10.1117/12.10.1117/1.OE.60.2.023103

KEYWORDS: Cameras, Nonuniformity corrections, LIDAR, Staring arrays, Stereoscopic cameras, Sensors, Pulsed laser operation, Data corrections, Optical engineering, Error analysis

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Proceedings Article | 2 May 2019 Presentation + Paper

3D imaging with 128x128 eye safe InGaAs p-i-n lidar camera

C. Bradley, S. Mukherjee, A. Reinhardt, P. McManamon, A. Lee, V. Dhulla

Proceedings Volume 11005, 1100510 (2019) https://doi.org/10.1117/12.2521981

KEYWORDS: Cameras, LIDAR, Sensors, Indium gallium arsenide, Staring arrays, Pulsed laser operation, 3D image processing, Imaging systems, Semiconductor lasers, Detector arrays

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Proceedings Article | 10 May 2018 Presentation + Paper

Dark non-uniformity correction and characterization of a 3D flash lidar camera

A. Reinhardt, D. Miller, A. Lee, C. Bradley, P. McManamon

Proceedings Volume 10636, 1063608 (2018) https://doi.org/10.1117/12.2302818

KEYWORDS: Cameras, Nonuniformity corrections, LIDAR, 3D image processing, Calibration, Time of flight range image sensors, Time of flight cameras, Direct detection LIDAR

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Proceedings Article | 7 June 2017 Presentation

Non-mechanical beam control for entry, descent and landing laser radar (Conference Presentation)

Jay Stockley, Kelly Kluttz, Lance Hosting, Steve Serati, Cullen Bradley, Paul McManamon, Farzin Amzajerdian

Proceedings Volume 10191, 101910M (2017) https://doi.org/10.1117/12.2262891

KEYWORDS: LIDAR, Beam controllers, Control systems, Environmental sensing, Beam steering, Liquid crystals, Polarization, Remote sensing, Agriculture, Complex systems

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Showing 5 of 9 publications

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