Ultra-wideband microstrip combiner

The invention relates to the technical field of antenna equipment, and particularly discloses an ultra-wideband micro-strip combiner which comprises a low-pass filter circuit, a middle-high-pass filter circuit and a combining circuit, one end of the low-pass filter circuit is connected with one end of the middle-high-pass filter circuit through the combining circuit, and the other end of the middle-high-pass filter circuit is connected with the combining circuit. The other end of the low-pass filter circuit and the other end of the middle-high-pass filter circuit are respectively provided with a first frequency division port and a second frequency division port; the middle-high-pass filter circuit comprises a ten-order low-pass ultra-wideband filter with five short-circuit branches; according to the ultra-wideband microstrip combiner, the medium-high pass filter circuit is designed according to the ten-order low-pass ultra-wideband filter, so that the medium-high pass filter circuit integrally designed based