DUPLEXER/MULTIPLEXER HAVING FILTERS THAT INCLUDE AT LEAST ONE BAND REJECT FILTER

摘要

A wireless communications device includes an antenna, a multi-port path selection structure having an antenna port connected to the antenna, and plural ports connected to respective one or more receive and transmit paths of the wireless communications device. The multi-port path selection structure has a transmit band reject filter connected to the transmit path and a second filter connected to the receive path.