An apparatus for transmitting an uplink signal for random access based on beamforming, the apparatus comprising: a beamforming synchronization unit configured to perform beamforming synchronization with Base Station, BS, forming a plurality of antenna beams having different directions for each symbol within radio resource; a selection unit configured to select at least one transmission antenna beam during beamforming synchronization, wherein the selection unit is configured to select a specific transmission antenna beam which is beamforming-synchronized with the BS through the beamforming synchronization; an identification unit configured to identify a symbol location and a beam identifier for the at least one selected transmission antenna beam; and a signal transmission control unit configured to, based on at least one symbol location and at least one beam identifier, transmit an uplink signal for random access to the BS using the at least one symbol location and the at least one beam identifier matching to at least one symbol location for a plurality of symbols within specific radio resource; characterized in that the apparatus is adapted to determine whether the apparatus is in a non-contention-based random access state or in a contention-based random access state; wherein, when the apparatus is in the non-contention-based random access state, the signal transmission control unit is configured to transmit the uplink signal for random access to the BS using the beam identifier and the symbol location of a plurality of symbols within the specific radio resource based on the symbol location and the beam identifier of the specific transmission antenna beam; and wherein, when the apparatus is in the contention-based random access state, the signal transmission control unit is configured to transmit the uplink signal for random access to the BS using each symbol location within the specific radio resource and each beam identifier matching to the each symbol location, based on the symbol location and the beam identifier of each transmission antenna beam selected for each symbol within the radio resource. a beamforming synchronization unit configured to perform beamforming synchronization with Base Station, BS, forming a plurality of antenna beams having different directions for each symbol within radio resource; a selection unit configured to select at least one transmission antenna beam during beamforming synchronization, wherein the selection unit is configured to select a specific transmission antenna beam which is beamforming-synchronized with the BS through the beamforming synchronization; an identification unit configured to identify a symbol location and a beam identifier for the at least one selected transmission antenna beam; and a signal transmission control unit configured to, based on at least one symbol location and at least one beam identifier, transmit an uplink signal for random access to the BS using the at least one symbol location and the at least one beam identifier matching to at least one symbol location for a plurality of symbols within specific radio resource; characterized in that the apparatus is adapted to determine whether the apparatus is in a non-contention-based random access state or in a contention-based random access state; wherein, when the apparatus is in the non-contention-based random access state, the signal transmission control unit is configured to transmit the uplink signal for random access to the BS using the beam identifier and the symbol location of a plurality of symbols within the specific radio resource based on the symbol location and the beam identifier of the specific transmission antenna beam; and wherein, when the apparatus is in the contention-based random access state, the signal transmission control unit is configured to transmit the uplink signal for random access to the BS using each symbol location within the specific radio resource and each beam identifier matching to the each symbol location, based on the symbol location and the beam identifier of each transmission antenna beam selected for each symbol within the radio resource.