Patent ID: 8406176

Claim:
A transmission method in a Long Term Evolution Time Division Duplex system, comprising: configuring the structure of a half-frame in a radio frame for service transmission in the system so that the half-frame comprises more than one normal time slot and at least one special time slot zone comprising a Downlink Pilot Time Slot, a Guard Period and an Uplink Pilot Time Slot; determining the lengths of the Downlink Pilot Time Slot, the Guard Period and the Uplink Pilot Time Slot in the special time slot zone according to a required coverage area of the system to determine the structure of the radio frame for service transmission; and performing, by the system, the service transmission in the determined radio frame, wherein: the half-frame is configured to comprise one special time slot zone and four normal time slots; the lengths of the special time slot zone and each of the normal time slots are configured to be twice the length of a time slot in an existing frame structure type 1 ; each of the normal time slots comprises 14 OFDM symbols in the case of short Cyclic Prefixes; each of the normal time slots comprises 12 OFDM symbols in the case of long Cyclic Prefixes; and the length of the special time slot zone is 1 ms and the length of each of the normal time slots is 1 ms in the case that the length of a time slot in the existing frame structure type 1 is 0.5 ms.