A multiway switch , comprising: ten throw, T, ports and four pole, P, ports, and the ten T ports comprising two first T ports, each of the two first T ports being coupled with all of the four P ports; and the multiway switch being configured to be coupled, through the ten T ports, with a radio frequency circuit of a wireless communication device , and, through the four P ports, with an antenna system of the wireless communication device , to implement a preset function of the wireless communication device, the antenna system comprising four antennas corresponding to the four P ports, and the preset function being a function of transmitting a sounding reference signal, SRS, through the four antennas in turn; characterized in that : the wireless communication device is operable in a dual-frequency dual-transmit mode; the ten T ports further comprise eight second T ports, wherein four of the eight second T ports correspond to a first frequency band, and the other four of the eight second T ports correspond to a second frequency band; wherein each of the eight second T ports is coupled with only one of the four P ports, and second T ports corresponding to the same frequency band among the eight second T ports are coupled with different P ports of the four P ports; and the two first T ports support only a transmission function, the eight second T ports support only a reception function. ten throw, T, ports and four pole, P, ports, and the ten T ports comprising two first T ports, each of the two first T ports being coupled with all of the four P ports; and the multiway switch being configured to be coupled, through the ten T ports, with a radio frequency circuit of a wireless communication device , and, through the four P ports, with an antenna system of the wireless communication device , to implement a preset function of the wireless communication device, the antenna system comprising four antennas corresponding to the four P ports, and the preset function being a function of transmitting a sounding reference signal, SRS, through the four antennas in turn; characterized in that : the wireless communication device is operable in a dual-frequency dual-transmit mode; the ten T ports further comprise eight second T ports, wherein four of the eight second T ports correspond to a first frequency band, and the other four of the eight second T ports correspond to a second frequency band; wherein each of the eight second T ports is coupled with only one of the four P ports, and second T ports corresponding to the same frequency band among the eight second T ports are coupled with different P ports of the four P ports; and the two first T ports support only a transmission function, the eight second T ports support only a reception function. the wireless communication device is operable in a dual-frequency dual-transmit mode; the ten T ports further comprise eight second T ports, wherein four of the eight second T ports correspond to a first frequency band, and the other four of the eight second T ports correspond to a second frequency band; wherein each of the eight second T ports is coupled with only one of the four P ports, and second T ports corresponding to the same frequency band among the eight second T ports are coupled with different P ports of the four P ports; and the two first T ports support only a transmission function, the eight second T ports support only a reception function. <EOS>