DUPLEXER HAVING AN ISOLATOR IN THE TRANSMISSION PATH

摘要

The invention relates to a duplexer (1) which comprises an antenna connection (2), a transmission connection (3) and a reception connection (4), a first bandpass filter (9) being arranged between the transmission connection (3) and the antenna connection (2), and an isolator (9) being arranged between the first bandpass filter (6) and the antenna connection (2).