The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 18, 2019

Filed:

Mar. 23, 2016
Applicant:

Qualcomm Incorporated, San Diego, CA (US);

Inventors:

Lionel Jacques Garin, Palo Alto, CA (US);

Xinzhou Wu, Hillsborough, NJ (US);

Jubin Jose, Bound Brook, NJ (US);

Urs Niesen, Summit, NJ (US);

Venkatesan Nallampatti Ekambaram, Somerville, NJ (US);

Assignee:

QUALCOMM Incorporated, San Diego, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 19/44 (2010.01); G01S 19/45 (2010.01); G01S 19/48 (2010.01); G01S 19/55 (2010.01); G01S 19/46 (2010.01); G01S 19/47 (2010.01);
U.S. Cl.
CPC ...
G01S 19/44 (2013.01); G01S 19/45 (2013.01); G01S 19/48 (2013.01); G01S 19/55 (2013.01); G01S 19/46 (2013.01); G01S 19/47 (2013.01);
Abstract

Disclosed embodiments pertain to a method on a UE may comprise determining a first absolute position of the UE at a first time based on GNSS measurements from a set of satellites. At a second time subsequent to the first time, the UE may determine a first estimate of displacement of the UE relative to the first absolute position using non-GNSS measurements. Further, at the second time, the UE may also determine a second estimate of displacement relative to the first absolute position and/or a second absolute position of the UE based, in part, on: the GNSS carrier phase measurements at the first time from the set of satellites, and GNSS carrier phase measurements at the second time from a subset comprising two or more satellites of the set of satellites, and the first estimate of displacement of the UE.


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