Title: Digital photograph automatic exposure unit for X-ray production apparatus and control method
Application Number: 200410020880 Application Date: 2004.07.02
Publication Number: 1595290 Publication Date: 2005.03.16
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: G03B42/02,H05G1/00,A61B6/03
Applicant(s) Name: Philips and Neusoft Medical Systems Co., Ltd. Address: 110179
Inventor(s) Name: Xiang Jun, Han Jilong
Attorney & Agent: zhu guanglin
Abstract:
     This invention relates to medical appliance technique field, which in detail is an automatic exposure control system of the X-ray apparatus and comprises the hardware devices and software control programs, wherein, the hardware device is connected with CCD cameral, image collecting card, high-pressure generator through the digital photograph ABC control module and communicates with the system software. The control module runs by certain time sequence and is based on the frame synchronization signals sent by the cameral and completes the single frame photography and time sequence photography. The ABC control module is centered on the micro controller and gets the control information from the system software and controls the CCD cameral, high pressure generator, image collecting card according to the time sequence requirement of different work modes and completes the automatic exposure.
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