FIELD: radio engineering, communication.
SUBSTANCE: one embodiment of the present disclosing relates to a random access method into the UE at unsynchronized state. The method contains the first message transmitting to the base station, including the random access preamble according to the TDD configuration in the SIB; the second message receiving from the base station, including the random access response, using the random access preamble according to the TDD configuration in this SIB. Another embodiment of the present invention also relates to the corresponding random access method in the base station. The appropriate devices are provided in accordance with the present disclosing aspect.
EFFECT: provision of communications for communicating devices, that can operate in TDD dynamic scenarios.
23 cl, 14 dwg
