A method of transmitting signals for providing broadcast and multicast service, BCMCS, in a wireless communications system, by a base station, the method comprising: preparing a specific number of BCMCS symbols per frame at a specific clock rate, each of the specific number of BCMCS symbols comprising a specific number of BCMCS data chips preceded by a cyclic prefix having a specific length greater than or equal to an anticipated multipath delay spread, wherein the specific number of BCMCS symbols per frame is 2, 4, 6 or 8 to support space-time block coding, STBC, characterized by: performing STBC of the BCMCS data chips over two consecutive BCMCS symbols in a time domain per frame; and transmitting the BCMCS symbols using an open loop multi-input multi-output, MIMO, technique, wherein the specific clock rate is 4.9152 MHz, the number of BCMCS symbols per frame is 2 and the specific number of BCMCS data chips per symbol is 2240, and wherein N_FFT size, subcarrier spacing, the number of chips of cyclic prefix plus window and the number of chips of cyclic prefix are configured according to one of: N_FFT size: 1792, subcarrier spacing: 2.7429 kHz, the number of chips of cyclic prefix plus window: 448, the number of chips of cyclic prefix: 432, N_FFT size: 1920, subcarrier spacing: 2.56 kHz, the number of chips of cyclic prefix plus window: 320, the number of chips of cyclic prefix: 304, and N_FFT size: 2048, subcarrier spacing: 2.4 kHz, the number of chips of cyclic prefix plus window: 192, the number of chips of cyclic prefix: 176. preparing a specific number of BCMCS symbols per frame at a specific clock rate, each of the specific number of BCMCS symbols comprising a specific number of BCMCS data chips preceded by a cyclic prefix having a specific length greater than or equal to an anticipated multipath delay spread, wherein the specific number of BCMCS symbols per frame is 2, 4, 6 or 8 to support space-time block coding, STBC, characterized by: performing STBC of the BCMCS data chips over two consecutive BCMCS symbols in a time domain per frame; and transmitting the BCMCS symbols using an open loop multi-input multi-output, MIMO, technique, performing STBC of the BCMCS data chips over two consecutive BCMCS symbols in a time domain per frame; and transmitting the BCMCS symbols using an open loop multi-input multi-output, MIMO, technique, wherein the specific clock rate is 4.9152 MHz, the number of BCMCS symbols per frame is 2 and the specific number of BCMCS data chips per symbol is 2240, and wherein N_FFT size, subcarrier spacing, the number of chips of cyclic prefix plus window and the number of chips of cyclic prefix are configured according to one of: N_FFT size: 1792, subcarrier spacing: 2.7429 kHz, the number of chips of cyclic prefix plus window: 448, the number of chips of cyclic prefix: 432, N_FFT size: 1920, subcarrier spacing: 2.56 kHz, the number of chips of cyclic prefix plus window: 320, the number of chips of cyclic prefix: 304, and N_FFT size: 2048, subcarrier spacing: 2.4 kHz, the number of chips of cyclic prefix plus window: 192, the number of chips of cyclic prefix: 176. N_FFT size: 1792, subcarrier spacing: 2.7429 kHz, the number of chips of cyclic prefix plus window: 448, the number of chips of cyclic prefix: 432, N_FFT size: 1920, subcarrier spacing: 2.56 kHz, the number of chips of cyclic prefix plus window: 320, the number of chips of cyclic prefix: 304, and N_FFT size: 2048, subcarrier spacing: 2.4 kHz, the number of chips of cyclic prefix plus window: 192, the number of chips of cyclic prefix: 176.