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. 25, 2013

Filed:

Dec. 20, 2010
Applicants:

Iftekhar Rahman, Billerica, MA (US);

Mingxing LI, San Jose, CA (US);

Inventors:

Iftekhar Rahman, Billerica, MA (US);

Mingxing Li, San Jose, CA (US);

Assignees:

Verizon Patent and Licensing Inc., Basking Ridge, NJ (US);

Cellco Partnership, Basking Ridge, NJ (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04M 11/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

In the examples, at the start of an emergency call, a mobile station determines one or more types of wireless access technologies available from the mobile communication network, from among wireless access technologies supported by the mobile station. Based on a hierarchy regarding ability to determine location of the mobile station using each of the supported wireless access technologies, the mobile station selects an available wireless access technology of the mobile communication network offering the best ability to determine location of the mobile station and initiates a determination of the location of the mobile station for purposes of the emergency call via the mobile communication network using the selected wireless access technology.


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