Richard Walker

According to our database, Richard Walker authored at least 15 papers between 2009 and 2019.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2019

A CMOS SPAD Line Sensor With Per-Pixel Histogramming TDC for Time-Resolved Multispectral Imaging.

Ahmet T. Erdogan, Richard Walker, Neil Finlayson, Nikola Krstajic, Gareth O. S. Williams, John M. Girkin, Robert K. Henderson

IEEE J. Solid State Circuits, 2019

A 500Mb/s -46.1dBm CMOS SPAD Receiver for Laser Diode Visible-Light Communications.

John Kosman, Oscar Almer, Tarek Al Abbas, Neale A. W. Dutton, Richard J. Walker, Stefan Videv, Kevin Moore, Harald Haas, Robert K. Henderson

Proceedings of the IEEE International Solid- State Circuits Conference, 2019

2014

A Fully Digital 8 × 16 SiPM Array for PET Applications With Per-Pixel TDCs and Real-Time Energy Output.

Leo Huf Campos Braga, Leonardo Gasparini, Lindsay Grant, Robert K. Henderson, Nicola Massari, Matteo Perenzoni, David Stoppa, Richard Walker

IEEE J. Solid State Circuits, 2014

A 256 × 8 SPAD line sensor for time resolved fluorescence and raman sensing.

Nikola Krstajic, Richard Walker, James Levitt, Simon P. Poland, David Day-Uei Li, Simon Ameer-Beg, Robert K. Henderson

Proceedings of the ESSCIRC 2014, 2014

2013

An 8×16-pixel 92kSPAD time-resolved sensor with on-pixel 64ps 12b TDC and 100MS/s real-time energy histogramming in 0.13µm CIS technology for PET/MRI applications.

Leo Huf Campos Braga, Leonardo Gasparini, Lindsay Grant, Robert K. Henderson, Nicola Massari, Matteo Perenzoni, David Stoppa, Richard Walker

Proceedings of the 2013 IEEE International Solid-State Circuits Conference, 2013

2012

Time-Domain Fluorescence Lifetime Imaging Techniques Suitable for Solid-State Imaging Sensor Arrays.

David Day-Uei Li, Simon Ameer-Beg, Jochen Arlt, David Tyndall, Richard Walker, Daniel R. Matthews, Viput Visitkul, Justin A. Richardson, Robert K. Henderson

Sensors, 2012

A Time-Resolved, Low-Noise Single-Photon Image Sensor Fabricated in Deep-Submicron CMOS Technology.

Marek Gersbach, Yuki Maruyama, Rahmadi Trimananda, Matthew W. Fishburn, David Stoppa, Justin A. Richardson, Richard Walker, Robert K. Henderson, Edoardo Charbon

IEEE J. Solid State Circuits, 2012

A silicon photomultiplier with >30% detection efficiency from 450-750nm and 11.6μm pitch NMOS-only pixel with 21.6% fill factor in 130nm CMOS.

Eric A. G. Webster, Richard J. Walker, Robert K. Henderson, Lindsay Grant

Proceedings of the 2012 European Solid-State Device Research Conference, 2012

A gate Modulated avalanche bipolar transistor in 130nm CMOS technology.

Robert K. Henderson, Eric A. G. Webster, Richard Walker

Proceedings of the 2012 European Solid-State Device Research Conference, 2012

2011

A 128×96 pixel event-driven phase-domain ΔΣ-based fully digital 3D camera in 0.13μm CMOS imaging technology.

Richard J. Walker, Justin A. Richardson, Robert K. Henderson

Proceedings of the IEEE International Solid-State Circuits Conference, 2011

A 160×128 single-photon image sensor with on-pixel 55ps 10b time-to-digital converter.

Chockalingam Veerappan, Justin A. Richardson, Richard Walker, Day-Uei Li, Matthew W. Fishburn, Yuki Maruyama, David Stoppa, Fausto Borghetti, Marek Gersbach, Robert K. Henderson, Edoardo Charbon

Proceedings of the IEEE International Solid-State Circuits Conference, 2011

2009

FPGA Implementation of a Video-rate Fluorescence Lifetime Imaging System with a 32×32 CMOS Single-photon Avalanche Diode Array.

Day-Uei Li, Richard Walker, Justin A. Richardson, Bruce Rae, Alex Buts, David R. Renshaw, Robert K. Henderson

Proceedings of the International Symposium on Circuits and Systems (ISCAS 2009), 2009

A 32x32-pixel array with in-pixel photon counting and arrival time measurement in the analog domain.

David Stoppa, Fausto Borghetti, Justin A. Richardson, Richard Walker, Lindsay Grant, Robert K. Henderson, Marek Gersbach, Edoardo Charbon

Proceedings of the 35th European Solid-State Circuits Conference, 2009

A parallel 32×32 time-to-digital converter array fabricated in a 130 nm imaging CMOS technology.

Marek Gersbach, Yuki Maruyama, E. Labonne, J. Richardson, Richard Walker, Lindsay Grant, Robert K. Henderson, Fausto Borghetti, David Stoppa, Edoardo Charbon

Proceedings of the 35th European Solid-State Circuits Conference, 2009

A 32×32 50ps resolution 10 bit time to digital converter array in 130nm CMOS for time correlated imaging.

Justin A. Richardson, Richard Walker, Lindsay Grant, David Stoppa, Fausto Borghetti, Edoardo Charbon, Marek Gersbach, Robert K. Henderson

Proceedings of the IEEE Custom Integrated Circuits Conference, 2009