Patent ID: 11871458
Assignee: ZTE CORPORATION
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 12:
13. A wireless communication apparatus, comprising:
at least one memory, storing one or more instructions; and
at least one processor, configured to execute the one or more instructions to perform steps, comprising:
receiving a first message in a random access procedure;
generating a second message including a random access message, the second message responsive to the first message, the random access message including:
a first media access control (MAC) sub-protocol data unit (subPDU), having a first subheader, wherein the first subheader includes a type 2 field, wherein a size of the type 2 field is 1 bit, the type 2 field being either set to “1” to indicate that a success random access response (RAR) is included in the first MAC subPDU or being set to “0” to indicate that a Backoff Indicator is present; and
transmitting the second message to a user equipment (UE).