Random access method and user equipment

Abstract

A random access method and a user equipment are provided. The random access method includes: transmitting a message A to a base station, the message A includes a preamble and a message A payload; and after completing transmission of the message A, receiving a message B from the base station as a response message to the message A, the preamble is transmitted on a Physical Random Access Channel (PRACH); the message A payload is included in a Medium Access Control (MAC) Protocol Data Unit (PDU), and is transmitted on a Physical Uplink Shared Channel (PUSCH); and obtaining, from a multiplexing and assembly entity, the MAC PDU used for transmission, and storing the MAC PDU in a buffer when determining that a transmission occasion is available for the message A.

Dependencies are inferred from the claim text.