US 12,235,349 B2
Position accuracy using sensor data
Gautam Nirula, Pleasanton, CA (US); and William Morrison, San Francisco, CA (US)
Assigned to QUALCOMM Incorporated, San Diego, CA (US)
Filed by QUALCOMM Incorporated, San Diego, CA (US)
Filed on May 31, 2023, as Appl. No. 18/326,149.
Application 18/326,149 is a continuation of application No. 17/198,560, filed on Mar. 11, 2021, granted, now 11,703,586.
Prior Publication US 2023/0305139 A1, Sep. 28, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. H04L 1/00 (2006.01); G01S 13/86 (2006.01); G01S 13/89 (2006.01); G01S 19/07 (2010.01); G01S 19/10 (2010.01)
CPC G01S 13/867 (2013.01) [G01S 13/865 (2013.01); G01S 13/89 (2013.01); G01S 19/071 (2019.08); G01S 19/10 (2013.01)] 30 Claims
OG exemplary drawing
 
1. A method for determining a position estimate of a mobile device, comprising:
obtaining a coarse position information;
obtaining map information based at least in part on the coarse position information;
obtaining sensor information;
detecting one or more identifiable features in the sensor information;
determining an orientation of the mobile device based at least in part on the sensor information and the one or more identifiable features; and
determining the position estimate for the mobile device based at least in part on the coarse position information and the orientation of the mobile device.