Photon counting CT detector using solid-state...

Details Photon counting CT detector using solid-state... Photon counting CT detector using solid-state...

2008-07-22

2008-07-22

Thomas, Courtney (Department: 2882)

X-ray or gamma ray systems or devices

Specific application

Computerized tomography

C378S098800, C250S370110

Reexamination Certificate

active

11691959

ABSTRACT:
A detector module for a CT imaging system includes a scintillator to convert x-rays to optical photons. The scintillator is optically coupled to a solid-state photomultiplier with internal gain to receive the optical photons and convert them into a corresponding electrical signal output.

REFERENCES:
patent: 4586068 (1986-04-01), Petroff et al.
patent: 2002/0090050 (2002-07-01), Nutt et al.
patent: 2006/0202125 (2006-09-01), Suhami
Staples et al. “CMOS Solid State Photomultiplier for Detecting Scintillation Light in Harsh Environments” (2006) -SNIC Symposium—Stanford, California.
Ignatov et al. “A Scintillation Gamma Ray Detector Based on a Solid State Photomultiplier” (2007), Instruments and Experimental Techniques, vol. 50, No. 4, pp. 474-478.
ROF PET CEO Project Topic: alternative photosensors, Solid-State Photo-Multipliers, Jul. 12, 2005.
Z. Sadygov, “Three advanced designs of avalanche micro-pixel photodiodes: . . . ” Beaune 2005.

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