Communications: electrical – Vehicle position indication – Map display
Patent
1991-10-29
1993-08-17
Crosland, Donnie L.
Communications: electrical
Vehicle position indication
Map display
340990, 364443, G08G 1123
Patent
active
052373231
ABSTRACT:
In a map retrieving system, in which map data are stored and when a local area is specified through an input device, one of a plurality of sectional maps constituting a map for a relevant local area is displayed by accessing a data base thus obtained, sectional maps, which were referred to in the past, are displayed with a priority, based on a past reference situation with respect to each of the sectional maps for the local area.
REFERENCES:
patent: 4873513 (1989-10-01), Soults et al.
patent: 4890104 (1989-12-01), Takanabe et al.
patent: 4899293 (1990-02-01), Dawson et al.
patent: 4937592 (1990-06-01), Yamada et al.
patent: 4972319 (1990-11-01), Delorme
Maeno Takeshi
Minamino Takeshi
Saito Takashi
Crosland Donnie L.
Hitachi , Ltd.
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