Patent ID: 7512388

Claim:
An antenna switch module for use in a multiband communication device comprising: an input/output port configured to connect to an antenna; an antenna diplexer connected to the input/output port, the diplexer configured to pass outgoing signals to the antenna and direct incoming signal from the antenna to one of two or more paths; one or more switches connected to the diplexer, the one or more switches, responsive to two or fewer control signals, being configured to selectively enable operation of the antenna switch module into transmit or receive mode; one or more diplexers in addition to the antenna diplexer connected to at least one output of the one or more switches; a filter bank connected to the one or more switches and one or more diplexers, wherein the filter bank comprises two or more filters and is configured to selectively filter incoming and outgoing signals in a frequency dependent manner to tailor operation for a particular band.