| 摘要 |
An object is to control a picture display device from an image signal generating device (e.g. a PC) by using only a cable for transferring an image signal without using a USB cable or the like, so as to adjust the chromaticity, brightness, contrast, etc., in the picture display device and also to set r table data and OSD data and to switch the screen size etc. In a picture display control system, screen adjusting control information for adjusting the screen is added to an image signal outputted from an image signal generating device (1) and sent to a picture display device through an image signal cable, and the picture display device detects the screen adjusting control information from the image signal and adjusts the screen on the basis of the detected screen adjusting control information.
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