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US 7158878

How Digital Maps Are Built From Small Image Pieces

Google's 2007 patent on how to assemble small map images, called tiles, into a larger map view on your device, enabling smooth zooming and panning.

Statusactive

Granted2007

Expires2025

Claims82

Forward citations399

Prior art21

AssigneeGoogle LLC

InventorsJames Christopher Norris, Noel Phillip Gordon +6

Patent B

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