Patent ID: 8666328
Filing Date: 2014-03-04
Classification: H04B

Abstract:
1. Wireless circuitry, comprising: a first set of radio-frequency transmitters that operate in a first set of communications bands, wherein the first set of radio-frequency transmitters includes a Long Term Evolution (LTE) cellular telephone transmitter; a second set of radio-frequency transmitters that operate in a second set of communications bands; a first switch having a plurality of first switch terminals each of which is coupled to a respective one of the radio-frequency transmitters in the first set of radio-frequency transmitters and having an additional terminal to which a selected one of the plurality of first switch terminals is connected; a second switch having a plurality of second switch terminals each of which is coupled to a respective one of the radio-frequency transmitters in the second set of radio-frequency transmitters and having an additional terminal to which a selected one of the plurality of second switch terminals is connected; an antenna; and a diplexer having a first port that is coupled to the additional terminal of the first switch, a second port that is coupled to the additional terminal of the second switch, and a third port that is coupled to the antenna.