CONTROL PLANE FOR MULTI-SIM DEVICES

WIPO Patent Application WO/2021/102833

A1

A user equipment (UE) includes a first subscriber identification module (SIM) and a second SIM. The UE is configured to establish a first cellular network connection based on, at least, the first SIM and a second cellular network connection based on, at least, the second SIM. The UE sends, by the first SIM, a first registration request to the network, wherein the first registration request comprises an identification indicating the multi-SIM device is a type of multi-SIM device, receives, by the first SIM, a first registration accept message indicating the first registration request has been accepted, wherein the first registration accept message comprises a first temporary identification for the first SIM and sends, by the second SIM, an access network message comprising one of the first temporary identification or a further temporary identification based on, at least, the first temporary identification.

LIANG HUARUI (CN)
ZHANG DAWEI (US)
XU FANGLI (CN)
HU HAIJING (CN)
DUO HAO (CN)
XING LONGDA (US)
SHIKARI MURTAZA A (US)
GURUMOORTHY SETHURAMAN (US)
GUO SHU (CN)
KODALI SREE RAM (US)
NIMMALA SRINIVASAN (US)
LOVLEKAR SRIRANG A (US)
CHEN YUQIN (CN)

PCT/CN2019/121699

June 03, 2021

November 28, 2019

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APPLE INC (US)
LIANG HUARUI (CN)

H04W88/06

EP3528591A1	2019-08-21
CN101553055A	2009-10-07
CN104661210A	2015-05-27
CN101287255A	2008-10-15
US20100273424A1	2010-10-28

INTEL ET AL.: "Solution for Paging Reception with PO collision avoidance", 3GPP DRAFT; S2-1911942, 3RD GENERATION
See also references of EP 4066590A4

CCPIT PATENT AND TRADEMARK LAW OFFICE (CN)

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