According to some aspects of this disclosure a radio frequency signal coupler is provided. The radio frequency coupler includes an input port, an output port, a main transmission line extending between the input port and the output port, a coupled transmission line electromagnetically coupled to the main transmission line, at least one coupled port coupled to the coupled transmission line, and a plurality of termination ports connected to the coupled transmission line, each termination port of the plurality of termination ports being connected to the coupled transmission line at a different location to provide a plurality of coupling factors corresponding to a plurality of signal frequencies.
Directional coupler with multiple arrangements of termination
2022-07-13
Patent
Electronic Resource
English
Directional Coupler With Increased Directivity
NTRS | 1984
|Unilateral Fin Line Directional Coupler
British Library Online Contents | 2007
|High-power dual-directional coupler
NTRS | 1981
|Resistive loop directional coupler calibration
NTRS | 1966
|Photonic crystal directional coupler switch
IEEE | 2005
|