CPC H01P 1/211 (2013.01) [H01P 1/207 (2013.01); H01P 1/219 (2013.01); H01P 3/12 (2013.01); H01P 3/123 (2013.01); H01P 5/18 (2013.01)] | 32 Claims |
1. An apparatus comprising:
a waveguide filter comprising a waveguide cavity, wherein the waveguide cavity is defined by a plurality of sidewalls; and
a plurality of ridges disposed within the waveguide cavity;
wherein each of the plurality of ridges is attached to at least one sidewall of the plurality of sidewalls defining the waveguide cavity;
wherein each of the plurality of ridges comprises a first side and a second side connected to the first side, and wherein the first side and the second side of at least one of the plurality of ridges are disposed at a non-orthogonal angle relative to one another; and
wherein only one ridge of the plurality of ridges is attached to any one sidewall of the plurality of sidewalls at any single point along a length of the waveguide cavity.
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