Invention Grant
- Patent Title: Method and apparatus for hierarchical map tiling
- Patent Title (中): 分层地图拼接的方法和装置
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Application No.: US14165386Application Date: 2014-01-27
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Publication No.: US09247379B2Publication Date: 2016-01-26
- Inventor: Yin Chen , Payam Pakzad , Eric K. Holm
- Applicant: QUALCOMM Incorporated
- Applicant Address: US CA San Diego
- Assignee: QUALCOMM Incorporated
- Current Assignee: QUALCOMM Incorporated
- Current Assignee Address: US CA San Diego
- Agency: Hunter Clark PLLC
- Main IPC: H04W24/00
- IPC: H04W24/00 ; H04W4/02
Abstract:
A method for processing assistance data associated with positioning of a mobile device as described herein includes estimating an initial location of the mobile device within an area; designating the initial location of the mobile device as a focal point; retrieving a subset of hierarchical assistance data as a function of the focal point; and generating a multi-level assistance data structure for the area centered at the focal point.
Public/Granted literature
- US20150215731A1 METHOD AND APPARATUS FOR HIERARCHICAL MAP TILING Public/Granted day:2015-07-30
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