| 摘要 |
FIELD: radio engineering, communication.SUBSTANCE: embodiment of the present invention provides a method, user equipment and a base station for determining a timing advance, which can support a larger cell radius without changing the protocol, the required device complexity is low, and with the UE side transmitting msg3 by using different TA adjustments to obtain a correct timing deviation value, the access delay of the physical random access channel (PRACH) is minimised, and the overhead of the PRACH subframe will not increase in the present invention.EFFECT: preventing the deterioration of the system performance, and the invention can be applied to TDD and FDD duplex transmission systems simultaneously.16 cl, 6 dwg, 1 tbl |
