Wireless communications circuitry with simultaneous receive capabilities for handheld electronic devices

<?claim ?>Wireless communications circuitry (76), comprising: a first transceiver circuit (110) and a second transceiver circuit (120), wherein the first and the second transceiver circuit (110, 120) communicate using different communications protocols and a common radio frequency band; an antenna (78), which radio frequency signals handles in the common radio frequency band; a Funkfrequenzkoppler (86) having an input (92), a first output (96) and a second output (94), wherein when the wireless communications circuitry (76) is operated in a first mode, the input (92) of radio frequency signals from the antenna (78) receives and at the same respective first and second reduced in the power versions of the received radio-frequency signals at its first and second output (96, 94) provides, in which the first in the power reduced version of the received radio frequency signals by the first transceiver circuit (110 ) is received, and wherein the second reduced in power version of the received radio frequency signals received by the second transceiver circuitry (120); a first switch (82) connected to the antenna (78) connected ...