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US06954696B2 Navigation device, map displaying method and image display device 失效
导航装置,地图显示方法和图像显示装置

Navigation device, map displaying method and image display device
摘要:
A navigation device simultaneously displays two screens of maps on a common display unit and includes a map data storage unit for storing map data and a resolution conversion unit for converting the resolution of the map data acquired from the map data storage unit. The display unit has a predetermined display area for displaying a map based on the map data with its resolution having been converted.
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