Cross-polar compensating feed horn and method of manufacture
First Claim
Patent Images
1. A feed horn, comprising:
- a horn body and a waveguide body, each with a front end and a back end, respectively;
the horn body and the waveguide body coupled together, the waveguide body front end to the horn body back end;
the waveguide body provided with a waveguide bore between the front end and the back end;
at least one slot formed in a sidewall of the waveguide bore generally parallel to a longitudinal axis of the waveguide bore;
the at least one slot extending to the front end;
the horn body provided with a horn bore between the front end and the back end, the horn bore at the back end provided with a diameter equal to or less than the waveguide bore at the front end, wherein the at least one slot has a depth greater than a first step of the horn bore.
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Abstract
A feed horn with a horn body and a waveguide body, each with a front end and a back end, respectively. The horn body and the waveguide body coupled together, the waveguide body front end to the horn body back end. The waveguide body provided with a waveguide bore between the front end and the back end. At least one slot formed in the waveguide bore parallel to a longitudinal axis of the body bore, the at least one slot extending to the front end. The horn body provided with a horn bore between the front end and the back end. The horn body and the waveguide body formable via injection molding methods such as die casting.
42 Citations
17 Claims
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1. A feed horn, comprising:
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a horn body and a waveguide body, each with a front end and a back end, respectively; the horn body and the waveguide body coupled together, the waveguide body front end to the horn body back end; the waveguide body provided with a waveguide bore between the front end and the back end; at least one slot formed in a sidewall of the waveguide bore generally parallel to a longitudinal axis of the waveguide bore; the at least one slot extending to the front end; the horn body provided with a horn bore between the front end and the back end, the horn bore at the back end provided with a diameter equal to or less than the waveguide bore at the front end, wherein the at least one slot has a depth greater than a first step of the horn bore. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A method for manufacturing a feed horn, comprising the steps of:
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forming a horn body and a waveguide body, each with a respective front end and a back end; the waveguide body formed with a waveguide bore between the front end and the back end;
at least one slot formed in the waveguide bore extending to the front end, parallel to a longitudinal axis of the waveguide bore; andcoupling the horn body and the waveguide body together, the waveguide body front end to the horn body back end, wherein the at least one slot is formed with a depth greater than a first step of the horn bore. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16, 17)
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Specification