Tunable wideband RF transmitter interface

摘要

One embodiment of the present invention provides a multi-band RF transmitter. The RF transmitter includes an RF integrated circuit (IC) chip that includes a plurality of identical wideband ports for outputting modulated RF signals, a plurality of narrowband power amplifiers (PAs), and a plurality of matching networks. A respective narrowband power amplifier (PA) is coupled to a wideband port of the RF IC chip via a respective matching network.

主权项

1. A multi-band RF transmitter, comprising:
an RF integrated circuit (IC) chip that includes a plurality of identical wideband ports for output modulated RF signals; and a plurality of amplification branches, wherein a respective amplification branch includes a narrowband power amplifier (PA) and a corresponding matching network, and wherein the RF IC chip is configured in such a way that the respective amplification branch can be coupled to any wideband port on the RF IC chip.