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1. (WO2018086600) DATA PACKET DELIVERY IN RRC INACTIVE STATE

Pub. No.:    WO/2018/086600    International Application No.:    PCT/CN2017/110514
Publication Date: Fri May 18 01:59:59 CEST 2018 International Filing Date: Sat Nov 11 00:59:59 CET 2017
IPC: H04W 72/04
Applicants: FG INNOVATION IP COMPANY LIMITED
Inventors: CHOU, Chie-Ming
TSENG, Yung-Lan
Title: DATA PACKET DELIVERY IN RRC INACTIVE STATE
Abstract:
A method for wireless communication of a user equipment (UE) in a radio resource control (RRC) Inactive state, the method includes sending, by the UE, an RRC Connection Resume Request message to a base station, and transmitting, by the UE, a packet to the base station using one or more radio resources allocated by the base station, where the base station identifies the UE based on the RRC Connection Resume Request message, which includes a UE ID or a UE-specific preamble. Before the UE enters the RRC Inactive state, the base station sends a pre-configured random access configuration to the UE for transmitting the packet in a subsequent a random access procedure. The pre-configured random access configuration includes at least one of a pre-configured bandwidth part configuration, a plurality of access control parameters, the UE ID, and a time pattern for the random access procedure.