Inventor

VIJA ALEXANDER HANS

US75 patents

⚠️ This page may combine multiple inventors who share the name “VIJA ALEXANDER HANS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

VIJA ALEXANDER HANS

SIEMENS MEDICAL SOLUTIONS USA INC

Multi-modal Compton and single photon emission computed tomography medical imaging system

Image reconstruction for a volume based on projection data sets

Compton camera with segmented detection modules

Three-dimensional tileable gamma ray detector

Internal dose tomography

Solid-state dose calibration system

Partial volume correction in multi-modality emission tomography

Multi-focal non-parallel collimator-based imaging

Mobile tomography imaging

Deep learning-based data rescue in emission tomography medical imaging

Multiple emission energies in single photon emission computed tomography

Partial volume correction in multi-modality emission tomography

Network training and architecture for medical imaging

One gate reconstruction

Attenuation correction-based weighting for tomographic inconsistency detection

Model-based scatter in multi-modality multi-energy SPECT reconstruction

Data-driven surrogate respiratory signal generation for medical imaging

Multi-modal compton and single photon emission computed tomography medical imaging system

Multi-modal Compton and single photon emission computed tomography medical imaging system

General purpose, wide energy range calibration source for medical emission tomography

Partial volume correction in multi-modality emission tomography

Sensor layout for direct converter detector

Mobile tomography imaging

Deep learning-based denoising in quantitative single photon emission computed tomography

Calibration of radiation dose estimation in medical nuclear imaging

External device-enabled imaging support

Systems to assess projection data inconsistency

Internal dose assessment with portable single photon emission computed tomography

Evaluation of image formation system components

VIJA ALEXANDER HANS

Multimodal image reconstruction with zonal smoothing

Multimodal image reconstruction

Multimodal image reconstruction

Extracting application dependent extra modal information from an anatomical imaging modality for use in reconstruction of functional imaging data

Efficient point spread function model for multi-channel collimator in photon imaging including extra-geometric photons

Determining a multimodal pixon map for tomographic-image reconstruction

Reconstructing a tomographic image

Registration of emission tomography and computed tomography

Method and apparatus for using image cumulative distribution function for tomographic reconstruction quality control

Method and apparatus to optimize injected dose and scan time in SPECT imaging

Extracting location information using difference images from a non-parallel hole collimator

Functional image quality assessment

Medical imaging system with range imaging-based control

SIEMENS MEDICAL SOLUTIONS

Multimodality imaging system

Error estimates in quantitative functional imaging

Multimodality imaging

Method and apparatus for registration of multimodal imaging data using constraints

Controlling the number of iterations in image reconstruction

Adapting acquisition time in nuclear imaging

Intra reconstruction motion correction

SIEMENS HEALTHCARE GMBH

Respiratory motion estimation in projection domain in nuclear medical imaging