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:
Sep. 15, 2015

Filed:

Jul. 03, 2012
Applicants:

Ching-wen Cheng, Tainan, TW;

Yung-chun Lin, Hsinchu, TW;

Jia-wei Wu, Taipei, TW;

Shun-ren Yang, Taichung, TW;

Inventors:

Ching-Wen Cheng, Tainan, TW;

Yung-Chun Lin, Hsinchu, TW;

Jia-Wei Wu, Taipei, TW;

Shun-Ren Yang, Taichung, TW;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 12/06 (2009.01); H04L 29/06 (2006.01); H04W 8/06 (2009.01);
U.S. Cl.
CPC ...
H04W 12/06 (2013.01); H04L 63/0869 (2013.01); H04W 8/06 (2013.01);
Abstract

An authentication method for user equipment (UE) and LIPA network entities is applicable to a cross-LIPA communication environment having an UE end, a visiting LIPA network entity end (LIPA), and a home LIPA network entity end (LIPA). The UE end successfully registers to a core network (CN) via the LIPA, thereby attaining mutual trust relationship between the UE end and the LIPA. The UE end successfully registers to the CN via the LIPA, thereby attaining mutual trust relationship between the UE end and the LIPA. The LIPArequests the UE end via the LIPAfor successfully re-authenticating the CN, thereby attaining mutual trust relationship between the LIPAand the LIPA.


Find Patent Forward Citations

Cheng, Ching-Wen. (2015). Authentication method and apparatus for user equipment and lipa network entities (U.S. Patent No. 9137661). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9137661

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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