Transmitter/receiver module for millimeter wave 5G MIMO communication systems
A transmit/receive module includes an integrated control circuit. The integrated control circuit includes an RFIC input terminal, multiple pairs of I/O terminals, a power splitter/combiner having an input connected to the RFIC input terminal, a plurality of phase shifters connected between outputs of the power splitter/combiner and the I/O terminals, and a power sensor connected to each one of the I/O terminals. The integrated control circuit further includes a plurality of transmit/receive integrated circuits that each include a TX input terminal, an RX output terminal, an antenna interface terminal, a power amplifier connected, a low noise, and a switch connected between the power amplifier, the low noise amplifier and the antenna interface terminal. Gate and drain terminals of a final stage of each power amplifier of the transmit/receive integrated circuits are independently connected to and controllable by the integrated control circuit.
1. A transmit/receive module, comprising:
an integrated control circuit, comprising: an RFIC input terminal; multiple pairs of I/O terminals, each pair comprising a TX output terminal and an RX input terminal; a power splitter/combiner having an input connected to the RFIC input terminal; a plurality of phase shifters connected between outputs of the power splitter/combiner and the I/O terminals; and a power sensor connected to each one of the I/O terminals;
a plurality of transmit/receive integrated circuits connected to the integrated control circuit, each of the transmit/receive integrated circuits comprising: a TX input terminal connected to the TX output terminal of one of the pairs of I/O terminals; an RX output terminal connected to the RX input terminal from the one of the pairs of I/O terminals; an antenna interface terminal; a power amplifier connected to the TX input terminal; a low noise amplifier connected to the RX output terminal; and a switch connected between the power amplifier, the low noise amplifier and the antenna interface terminal,
wherein gate and drain terminals of a final stage of each power amplifier of the transmit/receive integrated circuits are independently connected to and controllable by the integrated control circuit.
2. The transmit/receive module of claim 1 , wherein the integrated control circuit is a SiGe BiCMOS integrated circuit, and wherein each of the transmit/receive integrated circuits are GaN based integrated circuits.
3. The transmit/receive module of claim 1 , wherein the switch of each integrated control circuit is a double-pole-double-throw switch.
4. The transmit/receive module of claim 1 , wherein the switch of each integrated control circuit is a single-pole-double-throw switch.