Ceramic waveguide filter and method for manufacturing same
AssigneeAce Technologies Corporation
InventorDong Wan CHUN
Life of this patent
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Abstract
A ceramic waveguide filter comprises a plurality of resonant cavities defined by a plurality of through partition walls formed in a single ceramic block to divide sections of the ceramic block according to a pre-designated pattern, a plurality of resonant recesses formed in the sections of the plurality of resonant cavities divided by the through partition walls, a metal layer formed on an inner surface of each of the plurality of through partition walls, and input/output interfaces formed in two resonant cavities inputting and outputting signals among the plurality of resonant cavities.
Claims18
A ceramic waveguide filter, comprising:
- a plurality of resonant cavities defined by a plurality of through partition walls formed in a single ceramic block to divide sections of the ceramic block according to a pre-designated pattern;
- a plurality of resonant recesses formed in the sections of the plurality of resonant cavities divided by the plurality of through partition walls;
- a metal layer formed on an inner surface of each of the plurality of through partition walls;
- and
- input/output interfaces formed in two resonant cavities inputting and outputting signals among the plurality of resonant cavities.
A method of manufacturing a ceramic waveguide filter, comprising:
- in order to define a plurality of resonant cavities in a ceramic block, forming a plurality of through partition walls dividing sections of the ceramic block according to a pre-designated pattern;
- forming a plurality of resonant recesses in the sections of the plurality of resonant cavities divided by the through partition walls;
- forming a metal layer on an inner surface of each of the plurality of through partition walls;
- and
- forming input/output interfaces for inputting and outputting signals in two resonant cavities among the plurality of resonant cavities.
Dependencies are inferred from the claim text.