| 摘要 |
PROBLEM TO BE SOLVED: To obtain an easy-to-see monitoring screen even if various kinds of information are simultaneously displayed on the screen. SOLUTION: An auxiliary monitor information screen 12 and a road information screen 13 as a traffic-related information screen, and an environment information screen 14 and a topographical information screen 15 as a support information screen are composed and displayed on a base screen 11 on a main road. The traffic-related information screens 12 and 13 are overlaid on the base screen 11 and then composed, and the support information screens 14 and 15 are overlaid on the opposite side to the traffic-related information screens 12 and 13 on the base screen 11 and then composed. By this, the support information screens 14 and 15 have no affect on the displays of the base screen 11 and traffic-related information screens 12 and 13. COPYRIGHT: (C)2007,JPO&INPIT
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