1.
Zhongguo Yi Liao Qi Xie Za Zhi
; 26(6): 402-6, 2002 Nov.
Article
in Chinese
| MEDLINE
| ID: mdl-16104315
ABSTRACT
In this paper, the question about automatic brightness control for x-ray imaging systems based on CCD camera is discussed, and the structure and principle of an auto brightness control loop are analyzed along with the working procedure of the x-ray imaging system. A kind of digital brightness controller about a typical device and the designing idea of the computer brightness intelligent control software is introduced.