Invention Grant
US09277357B2 Method and system for map generation for location and navigation with user sharing/social networking 有权
用于用户共享/社交网络的位置和导航地图生成方法和系统

Method and system for map generation for location and navigation with user sharing/social networking
Abstract:
Methods and systems for map generation for location and navigation with user sharing/social networking may comprise a premises-based crowd-sourced database that receives images and location data from a plurality of users of wireless communication devices, and for each of said plurality of users: receiving a determined position of a wireless communication device (WCD), where the position is determined by capturing images of the surroundings of the WCD. Data associated with objects in the surroundings of the WCD may be extracted from the captured images, positions of the objects may be determined, and the determined positions and the data may then update the premises-based crowd-sourced database. The position of the WCD may be determined utilizing global navigation satellite system (GNSS) signals. The elements may comprise structural and/or textual features in the surroundings of the WCD. The position may be determined utilizing sensors that measure a distance from a known position.
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