Reflector having adaptive reflectivity for radiation detection

US9035261B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9035261-B2
Application numberUS-201213691132-A
CountryUS
Kind codeB2
Filing dateNov 30, 2012
Priority dateNov 30, 2012
Publication dateMay 19, 2015
Grant dateMay 19, 2015

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Abstract

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Systems, devices, processes, and algorithms for adapting and/or adjusting a reflectivity of a reflector in a radiation detector. The reflectivity can be changed by a reflectivity control signal that is generated based on an estimated count rate of events so as to adjust a probability of a photosensor detecting light resulting from the event via, for example, a scintillation event. By adjusting the probability, an energy resolution of the radiation detector can be optimized. The reflectivity of a reflector can be changed by changing a state of a thin film, a liquid crystal layer, or a suspended magnetic particle layer.

First claim

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The invention claimed is: 1. A system for radiation detection, comprising: a radiation detector that includes a scintillator, a photosensor and a reflector, the reflector including a plurality of liquid crystal layers that are each separately tuned to filter or absorb different ranges of wavelengths; a rate counter configured to estimate, based on an output signal from the radiation detector, a count rate of events detected by the radiation detector; and a controller configure…

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What does patent US9035261B2 cover?
Systems, devices, processes, and algorithms for adapting and/or adjusting a reflectivity of a reflector in a radiation detector. The reflectivity can be changed by a reflectivity control signal that is generated based on an estimated count rate of events so as to adjust a probability of a photosensor detecting light resulting from the event via, for example, a scintillation event. By adjusting …
Who is the assignee on this patent?
Wang Gin-Chung, Wang Jerry, Du Huini, and 2 more
What technology area does this patent fall under?
Primary CPC classification G01T1/2002. Mapped technology areas include Physics.
When was this patent published?
Publication date Tue May 19 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).