Patent ID: 8427997

Claim:
An access method of Multimedia Broadcast Multicast Service (MBMS) on a dedicated carrier, comprising: synchronizing a user equipment to a Multimedia Broadcast Multicast Service (MBMS) dedicated carrier; the user equipment determining the start-frame of a system message on the MBMS dedicated carrier; and the user equipment monitoring the system message from the start-frame of the system message, wherein determining, by the user equipment, the start-frame of the system message includes: A. continuously detecting the preamble of the control time slot of a sub-frame, determining a phase difference between the preambles of the control time slot and the service time slot in each sub-frame, and sequentially calculating difference values between the phase differences of the preambles of the control time slots and the service time slots of every two continuous sub-frames; and B. determining an start-frame for transmitting a system message according to the difference values between the phase differences of the preambles determined in step A.