Patent · US Active

Systems, devices and methods for location determination

US7970419B2 · kind B2 · utility

6Cited by
9References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 16, 2007
Grant dateJun 28, 2011
Priority date
Expiry dateApr 6, 2030

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04W64/00
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A method and system for location determination of a multi-mode device using a plurality of GPS fixation processes, each fixation process using a different mode (e.g. Cell-ID, MS-Assist, and MS-based) of the device is provided. The invention relates to methods for quickly obtaining and displaying geographic location of a mobile device on its display. These methods can be performed by applying successive fixation steps as outline herein.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.