APPARATUS AND METHOD FOR SELECTING FREQUENCY BAND

摘要

PROBLEM TO BE SOLVED: To address described problems with the related art and provide a switching circuit and method for selecting a frequency band.SOLUTION: A switching circuit includes n number of Surface Acoustic Wave (SAW) filters, Single-Pole n Throw (SPnT) switches connected to respective input ports of the n number of SAW filters, and Dual-Pole n Throw (DPnT) switches connected to respective output ports of the n number of SAW filters.