Patent ID: 11948290
Assignee: SIEMENS MEDICAL SOLUTIONS USA, INC.
Field: Medical technology (Instruments)
Classification: CPC G  A | IPC A  G

Claim 19:
20. One or more non-transitory computer readable media embodying a program of instructions executable by a machine to perform operations, the operations comprising:
receiving, from at least one digital camera, first and second image data of respective first and second sides of a collimator, wherein the first and second image data has a high spatial resolution of below at least 100 μm, wherein the at least one digital camera and the collimator are contained in a light box;
generating an optical characterization map (OCM) based on the first and second image data, including generating first and second optical maps based on the first and second image data using one or more image processing techniques and identifying pixels belonging to individual channels of the collimator based on the first and second optical maps, wherein the OCM stores measurements of the individual channels of the collimator based on the first and second optical maps;
performing quality assessment based on the OCM, including determining sensitivities of the individual channels using the measurements stored in the OCM; and
transferring the OCM to an imaging system for performing image reconstruction.