Patent ID: 9529089
Filing Date: 2016-12-27
CPC Classification: G01C,G01S

Claim Text:
1. A method comprising: receiving, by a computer device, at least one signal from a Global Positioning System satellite at a first time, wherein the computer device comprises a Global Positioning System sensor and at least one computer processor; determining information regarding a first estimated position of the computer device at the first time using the at least one computer processor based at least in part on the at least one signal received from the Global Positioning System satellite at the first time; determining information regarding an acceleration of the computer device at the first time using the at least one computer processor; determining information regarding an actual position of a first geographic constraint based at least in part on the information regarding the acceleration of the computer device at the first time using the at least one computer processor; determining whether the information regarding the first estimated position of the computer device at the first time is consistent with the information regarding the actual position of the first geographic constraint; and in response to determining that the information regarding the first estimated position of the computer device at the first time is consistent with the information regarding the actual position of the first geographic constraint,