Communications: electrical – Vehicle position indication – Map display
Patent
1996-04-19
1999-06-29
Lee, Benjamin C.
Communications: electrical
Vehicle position indication
Map display
340990, 340988, 701200, 701202, 701212, G08G 1123
Patent
active
059174366
ABSTRACT:
A navigation apparatus for displaying most appropriately information such as character strings, routes, etc., when a map is displayed by bird's-eye view display. The navigation apparatus includes a portion for calculating the present position on the basis of information from sensors, a portion for executing perspective conversion operation for displaying a map by bird's-eye view display, a portion for disposing the present position or the present position and a position representing a destination at the most suitable positions, a portion for controlling so that overlap of character strings can be eliminated, a portion for controlling the same character strings, a portion for displaying most appropriately a background such as lines and planes, a portion for controlling marks to be displayed, and a portion for executing graphic plotting by using the resulting map data.
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Foley, van Dam, Feiner, Hughes Computer Graphics: Addison-Wesley Publishing Company pp. 111-127.
Aikawa Tetsumori
Endo Yoshinori
Fujiwara Toshio
Harada Kaoru
Hirano Motoki
Hitachi , Ltd.
Lee Benjamin C.
Xanavi Informatics Corporation
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