An antenna switching system (100a, 100b), comprising: an antenna switch module (110a, 110b) comprising: a switch network that includes a plurality of radio frequency, RF, switches connectable to a signal receive path and a signal transmit path; and a switch control unit, (120a, 120b) in operative communication with the switch network, wherein the RF switches comprise: a first set of RF switches including a first RF switch (SW1a, SW1b), a second RF switch (SW2a, SW2b), and a third RF switch (SW3a, SW3b) that are each connectable to the signal receive path; and a second set of RF switches including a fourth RF switch (SW4a, SW4b) and a fifth RF switch (SW5a, SW5b) that are each connectable to the signal transmit path, wherein at least one of the fourth RF switch and the fifth RF switch are connectable to a dummy load (140a, 140b, 150b); a first receiver/transmitter unit operatively connected to the antenna switch module; a second receiver/transmitter unit operatively connected to the antenna switch module; and a single antenna operatively connected to the first receiver/transmitter unit and the second receiver/transmitter unit through the antenna switch module; wherein the switch control unit is operative to receive mutual suppression signal pulses routed from the first receiver/transmitter unit and the second receiver/transmitter unit; wherein the mutual suppression signal pulses are decoded by the switch control unit to generate control signals to open and close the RF switches as needed for a signal transmit operation mode or a signal receive operation mode; wherein the signal transmit operation mode comprises: a first transmit mode in which either the first or second receiver/transmitter units is configured to transmit RF signals along the signal transmit path; or a second transmit mode in which both the first and second receiver/transmitter units are configured to transmit RF signals along the signal transmit path. an antenna switch module (110a, 110b) comprising: a switch network that includes a plurality of radio frequency, RF, switches connectable to a signal receive path and a signal transmit path; and a switch control unit, (120a, 120b) in operative communication with the switch network, wherein the RF switches comprise: a switch network that includes a plurality of radio frequency, RF, switches connectable to a signal receive path and a signal transmit path; and a switch control unit, (120a, 120b) in operative communication with the switch network, wherein the RF switches comprise: a first set of RF switches including a first RF switch (SW1a, SW1b), a second RF switch (SW2a, SW2b), and a third RF switch (SW3a, SW3b) that are each connectable to the signal receive path; and a second set of RF switches including a fourth RF switch (SW4a, SW4b) and a fifth RF switch (SW5a, SW5b) that are each connectable to the signal transmit path, wherein at least one of the fourth RF switch and the fifth RF switch are connectable to a dummy load (140a, 140b, 150b); a first receiver/transmitter unit operatively connected to the antenna switch module; a second receiver/transmitter unit operatively connected to the antenna switch module; and a single antenna operatively connected to the first receiver/transmitter unit and the second receiver/transmitter unit through the antenna switch module; wherein the switch control unit is operative to receive mutual suppression signal pulses routed from the first receiver/transmitter unit and the second receiver/transmitter unit; wherein the mutual suppression signal pulses are decoded by the switch control unit to generate control signals to open and close the RF switches as needed for a signal transmit operation mode or a signal receive operation mode; wherein the signal transmit operation mode comprises: a first transmit mode in which either the first or second receiver/transmitter units is configured to transmit RF signals along the signal transmit path; or a second transmit mode in which both the first and second receiver/transmitter units are configured to transmit RF signals along the signal transmit path. a first transmit mode in which either the first or second receiver/transmitter units is configured to transmit RF signals along the signal transmit path; or a second transmit mode in which both the first and second receiver/transmitter units are configured to transmit RF signals along the signal transmit path.