| 20110176001 | METHOD AND SYSTEM FOR MONITORING OPERATION OF AN LED DISPLAY SCREEN - A method and a system for monitoring operation of an LED display screen are provided. The method comprises: A. transmitting a monitoring video image to the LED display screen, shooting a corresponding monitoring image by a video camera, and transmitting the monitoring image back to a computer apparatus; and B. analyzing and computing pixels in the monitoring image to determine a working status of modules in the LED display screen. Prior to the step A, the method further comprises a step of: transmitting a geometric video image to the LED display screen, shooting a geometric image by the video camera, transmitting the geometric image back to the computer apparatus, and acquiring and storing coordinate information by the computer apparatus. The system comprises a computer apparatus, a video controller, an LED display screen and at least one video camera. The system is characterized in that: the computer apparatus transmits a monitoring video image to the LED display screen; the video camera shoots a monitoring image; the computer apparatus receives and stores the monitoring image; and the computer apparatus analyzes and computes pixels in the monitoring image to determine a working status of modules in the LED display screen. The present invention features a low cost and strong adaptability. | 07-21-2011 |
