Patent ID: 8222969

Claim:
A duplexer module used for transmission and reception of a signal in at least two communication systems using different frequency bands, the duplexer module comprising: a wiring board; a transmission filter unit provided on the wiring board and including at least two transmission filters; and a reception filter unit provided on the wiring board and including at least two reception filters; wherein the at least two reception filters have different frequency bands, and are arranged such that an output side of the at least two reception filters is shared between the at least two reception filters so that the at least two reception filters include a common output terminal; the wiring board includes a substantially rectangular first main surface and a substantially rectangular second main surface that are arranged substantially parallel to each other, a first side surface, a second side surface adjacent to the first side surface, a third side surface opposing the first side surface, and a fourth side surface adjacent to the first side surface; a first conductive pattern including a plurality of pads on which the reception filter unit and the transmission filter unit are mounted is provided on the first main surface of the wiring board; and a second conductive pattern including a plurality of transmission terminals arranged along the first side surface, a plurality of antenna terminals arranged along the second side surface, and a plurality of reception terminals arranged along the third side surface is provided on the second main surface of the wiring board.