Patent №
US 6,377,656
Granted
2002-04-23
Filed 1999
Owner
HITACHI MEDICAL CORPORATION
Lab
—
AI components
2
vision · hardware
Assignment
Recorded
Dataset
AIPD
2023_r1 edition
Application
09423241
An X-ray apparatus in which a mean value of a weighted histogram obtained by multiplying a histogram of numbers of data corresponding to image intensities in a reference image which is an X-ray image picked up in an X-ray fluoroscopy mode and a weighting function whose variable depends on the image intensities is arithmetically determined for controlling an output power of an X-ray tube so that the mean value of the integrated histogram approaches a predetermined value.
AI classification
Ownership
HITACHI MEDICAL CORPORATION
assignment · 107110542
Assignors
UEKI, HIRONORI, UEDA, KEN, KUBA, AKIRA
On an employer assignment, the assignors are typically the inventors.