Tunable Microwave Filters Utilizing a Slotted Line Circuit.
DEPARTMENT OF THE NAVY WASHINGTON DC
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A slotted line tunable microwave filter of the type having a metallic layer having slot patterns thereon, and an insulating layer, the filter also including a variable bias D.C. magnetic field source, for imposing a magnetic field on a dielectric junction in the metallic layer, which may be varied to tune the filter resonant frequency. In one embodiment of the invention the slot pattern comprises a first set of slots and a second set of slots. The first set of slots comprises a first slot disposed coincident with a negative x axis and the second set of slots comprises a second slot disposed coincident with a positive x axis. Author
- Electrical and Electronic Equipment