发明名称 Map display apparatus
摘要 A map display apparatus for displaying a wide area map and an enlarged map is disclosed. When a display mode is shifted from the mode of displaying the enlarged map to the mode of displaying the wide area map, a cursor frame is displayed on a position on a parent screen corresponding to the divided area which has been displayed in an enlarged manner just before the shift of the display mode, so that the position on the parent screen of the area which has been displayed in the enlarged manner so far can be easily discriminated.
申请公布号 US5283562(A) 申请公布日期 1994.02.01
申请号 US19930051257 申请日期 1993.04.23
申请人 PIONEER ELECTRONIC CORPORATION 发明人 KANEKO, KENJI;HAYAMA, AKIRA;KIMURA, TOSHIYUKI;NISHIDA, JUNICHI;ENDO, FUMIO;SATO, HITOSHI;FURUKAWA, KIYOSHI
分类号 G09B29/10;(IPC1-7):G09G1/06 主分类号 G09B29/10
代理机构 代理人
主权项
地址