A method for beam forming transmission, the transmitted signal comprising frames, each frame having two half-frames, each half frame including a predetermined number of subframes and a special subframe with the field DwPTS, the field DwPTS comprising a number n of orthogonal frequency division multiplexing OFDM symbols that depend on the type of cyclic prefix CP of the OFDM symbols, the method comprising the following steps: an eNB mapping downlink data of a user and UE-specific reference signals carried in said DwPTS Field for beam forming transmission according to a preset mapping structure used by the user when performing the beam forming transmission in the normal downlink subframe, and performing a beam forming process; characterized by the eNB performing a resource mapping for results of the beam forming process, primary synchronization signal, control signaling, Cell-specific reference signals and other user data to form the DwPTS Field data; and the eNB sending the DwPTS Field data to the UE, wherein the mapping according to the preset mapping structure includes the following steps: the eNB determining a UE-specific reference signal mapping structure according to the type of the CP; the eNB puncturing the OFDM symbols after the n-th one in the UE-specific reference signal mapping structure and only reserving the first n OFDM symbols in the UE-specific reference signal mapping structure as the preset mapping structure; and the eNB mapping the downlink data and the UE-specific reference signals according to the preset mapping structure on a physical resource block allocated to the user. an eNB mapping downlink data of a user and UE-specific reference signals carried in said DwPTS Field for beam forming transmission according to a preset mapping structure used by the user when performing the beam forming transmission in the normal downlink subframe, and performing a beam forming process; characterized by the eNB performing a resource mapping for results of the beam forming process, primary synchronization signal, control signaling, Cell-specific reference signals and other user data to form the DwPTS Field data; and the eNB sending the DwPTS Field data to the UE, wherein the mapping according to the preset mapping structure includes the following steps: the eNB determining a UE-specific reference signal mapping structure according to the type of the CP; the eNB puncturing the OFDM symbols after the n-th one in the UE-specific reference signal mapping structure and only reserving the first n OFDM symbols in the UE-specific reference signal mapping structure as the preset mapping structure; and the eNB mapping the downlink data and the UE-specific reference signals according to the preset mapping structure on a physical resource block allocated to the user. the eNB determining a UE-specific reference signal mapping structure according to the type of the CP; the eNB puncturing the OFDM symbols after the n-th one in the UE-specific reference signal mapping structure and only reserving the first n OFDM symbols in the UE-specific reference signal mapping structure as the preset mapping structure; and the eNB mapping the downlink data and the UE-specific reference signals according to the preset mapping structure on a physical resource block allocated to the user.