Patent ID: 9215731
Filing Date: 2015-12-15
Classification: H04L,H04W

Abstract:
1. A method for wireless communication, comprising: generating, at a user equipment (UE), a Radio Resource Control (RRC) message on a common control channel (CCCH), the RRC message including a type field and a UE ID of a type indicated by the type field, the RRC message having a fixed length and being transmitted without a length indicator; generating, at the UE, a reserved logical channel identifier (LCID) to indicate the RRC message being sent on the CCCH mapped to an uplink shared channel; setting, at the UE, the type field of the RRC message to a first value to indicate a first type of user equipment (UE) identity (ID) having a first length being sent in the RRC message or to a second value to indicate a second type of UE ID having a second length being sent in the RRC message, the first type of UE ID for attachment by the UE and the second type of UE ID for connection re-establishment by the UE; when the RRC message is for connection re-establishment, at the UE: sending, at the UE, the RRC message and the reserved LCID on the uplink shared channel carrying the CCCH as a first scheduled transmission responsive to an uplink grant conveyed to the UE by a base station.