| 摘要 |
<p>The present invention relates to a system and a method of projecting an image. The image projecting device is to project an image signal with the predetermined brightness upon a display device, which measures current illuminance and transmits the current illuminance to the image projecting device. And the image projecting device is configured to control the brightness depending on the current illuminance. According to the present invention, the image projecting system can easily control the circumference illuminance. [Reference numerals] (110) Image projecting device; (120) Display device; (140) Lighting device; (151) Form a communication network; (153) Perform an image display mode; (155) Rolling down a screen section; (157) Project an image signal; (159) Measure current illumination; (161) Transmit the current illumination; (163) Control the image brightness; (165) Control the dimming; (167) Adjust the dimming; (169) Project the image signal; (171) End the image display mode; (173) Rolling up the screen section</p> |
