Invention Grant
- Patent Title: Radio access network node, radio terminal, and methods and non-transitory computer-readable media therefor
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Application No.: US16474337Application Date: 2017-11-21
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Publication No.: US11252643B2Publication Date: 2022-02-15
- Inventor: Hisashi Futaki , Sadafuku Hayashi
- Applicant: NEC CORPORATION
- Applicant Address: JP Tokyo
- Assignee: NEC CORPORATION
- Current Assignee: NEC CORPORATION
- Current Assignee Address: JP Tokyo
- Agency: Sughrue Mion, PLLC
- Priority: JPJP2017-000799 20170105
- International Application: PCT/JP2017/041823 WO 20171121
- International Announcement: WO2018/128019 WO 20180712
- Main IPC: H04W48/14
- IPC: H04W48/14 ; H04W36/00 ; H04W36/14 ; H04W88/06 ; H04W76/15 ; H04W72/04

Abstract:
A second RAN node (2) sends to a radio terminal (3), via a first RAN node (1), an indication of available on-demand system information that is available in a cell of the second RAN node (2). It is thus, for example, possible to enabling notifying a UE of an indication about on-demand system information available in a cell served by a secondary gNB of Inter-RAT dual connectivity between E-UTRA and NR, or available in a cell served by a target gNB of Inter-RAT handover from E-UTRA to NR.
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