Patent ID: 11910256
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 4:
5. A method performed by a base station in a communication system, the method comprising:
receiving, from a terminal, a random access preamble for a data transmission in a random access procedure;
transmitting, to the terminal, a random access response in response to the random access preamble; and
receiving, from the terminal, a radio resource control (RRC) resume request message and uplink data as a message 3,
wherein the RRC resume request message and the uplink data for the data transmission are multiplexed, and wherein a size of the uplink data is less than or equal to a threshold value,
wherein the RRC resume request message includes a resume identifier of the terminal and a short message authentication code-integrity (MAC-I), and
wherein the threshold value is transmitted via system information.