RADIO FREQUENCY (RF) FRONT END TO SUPPORT VARIOUS SIMULTANEOUS, SYNCHRONOUS AND ASYNCHRONOUS COMMUNICATION MODES

The apparatus includes a first xPlexer, coupled to a first antenna, including first and second filters; a second xPlexer, coupled to a second antenna, including third and fourth filters; a first switched xPlexer including fifth and sixth filters coupled to the second filter of the first xPlexer; a second switched xPlexer including seventh and eighth filters coupled to the fourth filter of the second xPlexer; a first transceiver coupled to the first filter of the first xPlexer and selectively coupled to the fifth filter of the first switched xPlexer; a second transceiver coupled to the third filter of the second xPlexer and selectively coupled to the seventh filter of the second switched xPlexer; a third transceiver selectively coupled to either the fifth or sixth filter of the first switched xPlexer; and a fourth transceiver selectively coupled to the seventh or eighth filter of the second switched xPlexer.