| 摘要 |
<p>PURPOSE:To provide the general-purpose performance to a CRT display device by connecting plural CRT display devices to a single computer via plural video memory controllers and video memory parts for execution of display. CONSTITUTION:A multi-CRT display device consists of a CRT picture display system 4 comprising a video memory control part 1, a video memory part 2 and a CRT display device 3, a personal computer 5, a CRT display device 6 for display of original picture and a video data transmission line 8. Then an original picture which is displayed directly to the device 6 from the computer 5 is divided into plural sections. A device number code display area 10 is provided to each section. The device number code is discriminated from an R.G.B video signal sent from the area 10 through both parts 1 and 2 of the system 4. Then the original picture is stored to each section of the memory 2 of the system 4 of a coincident device number. This original picture is displayed with magnification.</p> |
