Patent ID: 9735854
Date: 2017-08-15
CPC Classifications: H04B

Claim:
1. Single-die antenna swapping switching circuitry, comprising: a number (N) of first input/output ports, where N is greater than or equal to 2; a number (M) of second input/output ports, where M is greater than or equal to 2; a first antenna swapping port; a second antenna swapping port; a number (N) of first switches having first terminals coupled to the first input/output ports, respectively, and second terminals coupled to the second input/output ports; a number (N) of second switches having first terminals coupled to the first input/output ports, respectively, and second terminals coupled to the first antenna swapping port; and a number (M) of third switches having first terminals coupled to the second input/output ports, respectively, and second terminals coupled to the second antenna swapping port.