Dose modulated X-ray scanning

S Lou, L Pang - US Patent 9,836,825, 2017 - Google Patents
A method and a device for dose modulated X-ray scanning, where, according to an example
of the method, a theoretical X-ray scanning dose for a scanning region may be calculated …

Image domain de-noising

S Zabic, K Brown - US Patent 9,159,122, 2015 - Google Patents
An image data processing component (122) includes algorithm memory (212) including one
or more image domain only iterative de-noising algorithms (214) based on the Huber …

Time-resolved positron emission tomography encoder system for producing real-time, high resolution, three dimensional positron emission tomographic image without …

R Nutt, LJ Nutt - US Patent 11,054,534, 2021 - Google Patents
Abstract A Time-Resolved PET imaging system for producing real-time, high resolution,
three-dimensional positron emission tomographic images without performing sinogram …

Time-resolved positron emission tomography encoder system for producing event-by-event, real-time, high resolution, three-dimensional positron emission …

R Nutt, LJ Nutt - US Patent 11,300,695, 2022 - Google Patents
(57) ABSTRACT A Time-Resolved PET imaging system for producing an event-by-event,
real-time, high resolution, three-dimen sional positron emission tomographic images without …

Methods and systems for reducing noise-related imaging artifacts

J Fan, Y Zhao, G Cao - US Patent 9,105,124, 2015 - Google Patents
US9105124B2 - Methods and systems for reducing noise- related imaging artifacts - Google
Patents US9105124B2 - Methods and systems for reducing noise- related imaging artifacts …

Transmission image reconstruction and imaging using poissonian detector data

T Aspelmeier, G Ebel, U Engeland - US Patent 9,418,453, 2016 - Google Patents
An image reconstruction method for reconstructing an image f" representing a region of
investigation within an object includes providing detector data (y) having Poisson random …

Imaging system detector clipping-induced bias correction

KM Brown - US Patent 11,861,765, 2024 - Google Patents
A system (116) includes an unlogger (202) configured to unlog logged data, to produce
unlogged clipped data. The logged data includes attenuation line integrals and clipping …