Invention Grant
US09042708B2 Digital video recording and playback of user displays in a process control system 有权
在过程控制系统中数字视频录制和回放用户显示

Digital video recording and playback of user displays in a process control system
Abstract:
A process control system user display provides a display image containing control system information. The system may include a digital recording module including an image capture module for making a real-time digital recording of at least a portion of the display image, the image capture module buffering a terminal portion of the real-time digital recording. A storage module may store at least a portion of the real-time digital recording. A real-time digital recording may contain at least a portion of the display image, wherein, at any particular time, the real-time digital recording includes information from the control system for a predetermined duration proximate the particular time, and at least a portion of the real-time digital recording may be stored. A desired portion of the digital recording may be played back, optionally with process control system event and/or continuous history.
Information query
Patent Agency Ranking
0/0