Invention Grant
- Patent Title: Method and apparatus for supporting local gateway service for dual connectivity in wireless communication system
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Application No.: US15326028Application Date: 2015-07-23
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Publication No.: US10091641B2Publication Date: 2018-10-02
- Inventor: Jian Xu , Daewook Byun
- Applicant: LG ELECTRONICS INC.
- Applicant Address: KR Seoul
- Assignee: LG ELECTRONICS INC.
- Current Assignee: LG ELECTRONICS INC.
- Current Assignee Address: KR Seoul
- Agency: Lee Hong Degerman Kang Waimey
- International Application: PCT/KR2015/007688 WO 20150723
- International Announcement: WO2016/013890 WO 20160128
- Main IPC: H04W4/00
- IPC: H04W4/00 ; H04W8/08 ; H04L29/12 ; H04W76/02 ; H04W76/11 ; H04W88/16 ; H04W92/20 ; H04W88/10

Abstract:
A method and apparatus for indicating support of a local gateway (L-GW) in a wireless communication system is provided. A master evolved NodeB (MeNB) in dual connectivity receives an indication of L-GW support from a secondary eNB (SeNB) in dual connectivity, which is co-located with the L-GW, and transmit the indication of L-GW support of the SeNB to a mobility management entity (MME). The indication of L-GW support may include a local Internet protocol access (LIPA) L-GW transport layer address or a selected IP traffic offload (SIPTO) L-GW transport layer address.
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