Skyworks’ single pole, three throw and single pole, four throw switches such as the SKY13317 and SKY13322 are often used for selecting different filter banks or receive paths for system performance optimization. Skyworks' double pole, double throw switches like the SKY13318 combine two single pole double throw switches into one package, thereby saving valuable PCB area. The control logic on a double pole, double throw switch allows connection to a single antenna during transmit or receive, or connection to one antenna during transmit while receiving from the second antenna simultaneously. Skyworks delivers over 200 million WiFi devices per year into differentiated wireless access technologies.