After the guard interval TRG RTG begin before the end of the guard interval, the base station eNB transmitting a data signal to the relay RN carry common reference signal CRS and / or on the carrier control signal or demodulation reference signal DMRS, where, TRG is RN in back Sending the signal from the transmission link into the guard interval of the received signal, RTG is RN guard interval from the received signal into a transmission signal on the backhaul link;

RN under the CRS or DMRS, for eNB demodulates the signal sent.

The RTG occupied by the PRB in chronological order of the first order of priority after the first 14 OFDM symbols.

10, a wireless communication system, wherein the system comprises a base station eNB and the relay RN; the eNB, after the end of the guard interval into the TRG RTG time before the start of the guard interval, eNB transmits a data signal and to the RN carry / carrier control signal or on common reference signal CRS or demodulation reference signal DMRS, where TRG is RN on the backhaul link into the guard interval of the received signal from the received signal, RTG is RN on the backhaul link from the received signal into a transmission signal guard interval; the RN, according to CRS or DMRS received the data sent to the eNB signals and / or control signal is demodulated.

The RTG occupied by the PRB in chronological order of the first order of priority after the first 14 OFDM symbols.

When you carry the CRS eNB transmitting data on a carrier signal and / or control signals to the RN, eNB at 1, 4, 5 and 8 orthogonal frequency division multiplexing OFDM symbols carry within CRS, at the end of the need to bring back TRG Within each OFDM symbol CRS will carry CRS in accordance with the PRB in each carrier frequency from low to high order came in the first 1, 4, 7 and 10 of the carrier;

When carrying DMRS eNB transmitting data on a carrier signal and / or control signals to the RN, eNB carry DMRS in the second and three OFDM symbols TRG after the end of the need to bring in each OFDM symbol DMRS will DMRS carried on in accordance with the PRB in each carrier frequency from low to high order came in on No. 7, or the first six and seven of the carrier; or

eNB carry DMRS in the first 2, 3, 6 and 7 OFDM symbols after the end of TRG in the need to carry DMRS of each OFDM symbol, will be carried on in accordance with the PRB DMRS of each carrier frequency from low to high order ranked No. 7 on or carrier section 6 and 7; or,

eNB carry DMRS in the second and three OFDM symbols after the end of TRG in the need to carry DMRS of each OFDM symbol, will be carried on in accordance with the PRB DMRS of each carrier frequency from low to high order came in second and 12, or on the first 1, 2, 11 and 12 of the carrier; or

eNB carry DMRS in the first 2, 3, 6 and 7 OFDM symbols after the end of TRG in the need to carry DMRS of each OFDM symbol, will be carried on in accordance with the PRB DMRS of each carrier frequency from low to high order in the second row and 12, or 1, 2, 11 and 12 of the carrier; or eNB carry DMRS in the second and three OFDM symbols TRG after the end of the need to carry DMRS within each OFDM symbol the DMRS is carried in accordance with the PRB in each carrier frequency from low to high order ranked No. 2, 7 and 12, or on the first 1, 2, 6, 7, 11 and 12 of the carrier; or

eNB carry DMRS in the first 2, 3, 6 and 7 OFDM symbols after the end of TRG in the need to carry DMRS of each OFDM symbol, will be carried on in accordance with the PRB DMRS of each carrier frequency from low to high order on the second row, 7, and 12, or 1, 2, 6, 7, 11 and 12 of the carrier.

13. A base station, wherein the filling station includes a signal module and sending module; the signal filler module RTG start before the guard interval at the end of the guard interval to TRG in the relay RN transmit data signals and / or carrier control signal carried on a common reference signal CRS or demodulation reference signal DMRS, where TRG is RN on the backhaul link into the guard interval of the received signal from the received signal, RTG is receiving signals from the RN backhaul link To send a guard interval signal;

The transmission module, use or carry a CRS DMRS carrier transmit data signals and / or control signals to the RN.

The signal filler module when transmitting data on a carrier signal to the RN and / or control signals carried CRS, after the end of TRG 1, 4, 5 and 8 orthogonal frequency division multiplexing OFDM symbols carry within CRS, CRS in the need to bring to each OFDM symbol, will be carried on in accordance with CRS PRB in each carrier frequency from low to high order came in the first 1, 4, 7 and 10 of the carrier;

Transmitting data on a carrier signal and / or control signals to the RN when carrying DMRS, signal DMRS fill module carried in the second and three OFDM symbols TRG after the end of the need to carry each OFDM symbol DMRS will DMRS carried on in accordance with the PRB in each carrier frequency from low to high order came in on No. 7, or the first six and seven of the carrier; or

Signal DMRS filler module carries in the first 2, 3, 6 and 7 OFDM symbols after the end of TRG in the need to carry DMRS of each OFDM symbol, will be carried on in accordance with the PRB DMRS of each carrier frequency from low to high The order came in on No. 7, or the first six and seven of the carrier; or

Signal filler module carries DMRS in the second and three OFDM symbols after the end of TRG in the need to carry DMRS of each OFDM symbol, will be carried on in accordance with the PRB DMRS of each carrier frequency from low to high order row 2 and 12, or the first carrier 2, 11 and 12 on; or

Signal DMRS filler module carries in the first 2, 3, 6 and 7 OFDM symbols after the end of TRG in the need to carry DMRS of each OFDM symbol, will be carried on in accordance with the PRB DMRS of each carrier frequency from low to high The order came in the second and 12, or on the first 1, 2, 11 and 12 of the carrier; or

Signal filler module carries DMRS in the second and three OFDM symbols after the end of TRG in the need to carry DMRS of each OFDM symbol, will be carried on in accordance with the PRB DMRS of each carrier frequency from low to high order row 2, 7 and 12, or 1, 2, 6, 7, 11 and 12 of the carrier; or

Signal DMRS filler module carries in the first 2, 3, 6 and 7 OFDM symbols after the end of TRG in the need to carry DMRS of each OFDM symbol, will be carried on in accordance with the PRB DMRS of each carrier frequency from low to high The order came in the first 2, 7 and 12, or 1, 2, 6, 7, 11 and 12 of the carrier.

16, a relay station, wherein the relay station comprises a receiving module and a signal demodulating module; said receiving module, after the end of the guard interval TRG guard interval into the time before the start of the RTG, the base station eNB receives data for transmission carrier signal and / or control signals carried by a common reference signal CRS or demodulation reference signal DMRS, where TRG is the relay station backhaul link transmission signal into the guard interval from the received signal, RTG is a relay station backhaul chain on the way into the guard interval from the received signal transmission signal;

The signal demodulation module, according to CRS or DMRS received the data sent to the eNB signals and / or control signal is demodulated.

The RTG occupied by the PRB in chronological order of the first order of priority after the first 14 OFDM symbols.

The receiving module, after the end of TRG 1, 4, 5, and 8 in the orthogonal frequency division multiplexing OFDM symbol, in accordance with the PRB in each carrier frequency from low to high order came in first, 4 Receive CRS 7 and 10 of the carrier; or

In the second and three OFDM symbols after the end of TRG, receiving DMRS in accordance with PRB in each carrier frequency from low to high order at No. 7, or Chapter 6, and 7 of the carrier; or

During the first 2, 3, 6 and 7 OFDM symbols after the end of TRG, in accordance with the PRB in each carrier frequency from low to high order at No. 7, or Chapter 6, and 7 of the carrier receiving DMRS; or

In the second and three OFDM symbols after the end of TRG, in accordance with the PRB in each carrier frequency from low to high order ranked No. 2 and 12, or 1, 2, 11 and 12 of the carrier receiving DMRS; or

During the first 2, 3, 6 and 7 OFDM symbols after the end of TRG, in accordance with the PRB in each carrier frequency from low to high order ranked No. 2 and 12, or 1, 2, 11 and 12 DMRS receiving the bit carrier; or

In the second and three OFDM symbols after the end of TRG, in accordance with the PRB in each carrier frequency from low to high order ranked No. 2, 7 and 12, or 1, 2, 6, 7, 11 and on 12 of the carrier receiving DMRS; or within the first 2, 3, 6 and 7 OFDM symbols after the end of TRG, in accordance with the PRB in each carrier frequency from low to high order ranked No. 2, 7, and 12, or 1, 2, 6,