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US 9,040,898 B2Granted
Device having a plurality of photosensitive microcells arranged in row or matrix form
AssigneeSiemens Medical Solutions USA, Inc.
InventorsDebora Henseler, Meinrad Schienle
Life of this patent
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Abstract
The invention provides a Silicon Photomultiplier (SiPM). The SiPM includes a plurality of microcells, a nonlinear element integrated in each one of the plurality of microcells, and a trigger line for outputting a summated current of the plurality of microcells, wherein the nonlinear element provides for a separated timing and energy signal.
Claims18
A Silicon Photomultiplier (SIPM), comprising:
- a plurality of microcells;
- a nonlinear element integrated in each one of the plurality of microcells;
- a trigger line for outputting a summated current of the plurality of microcells, wherein the nonlinear element provides for a separated timing and energy signal;
- a plurality of photodiodes wherein each one of the plurality of the photodiodes is coupled to a respective one of the plurality of microcells;
- and;
- a resistor connected in parallel with the photodiode and the nonlinear element.
3 more elements
A device for detecting radiation, comprising:
- a plurality of photosensitive microcells arranged in a row or matrix for detecting one or more photons;
- a plurality of avalanche photodiodes each one of the plurality of photodiodes being associated with a respective photosensitive microcell;
- a plurality of quenching resistors wherein each quenching resistor is connected in series with a respective one of the plurality of avalanche photodiodes;
- a plurality of amplifier elements wherein each amplifier element is located between a respective avalanche photodiode and quenching resistor in each one of the plurality of microcells;
- a first trigger line for detecting at least one time point of an incidence of one or more photons within at least one of the plurality of photosensitive microcells;
- and
- a second trigger line for detecting charges that are generated within at least one of the plurality of photosensitive microcells by an incidence of one or more photons.
4 more elements
Dependencies are inferred from the claim text.