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US 12,725,896 B2Granted
Radio frequency filters including filter banks formed by plural resonators that are covered by feed boards
AssigneeCommScope Italy S.r.l.
InventorsAndrea Manzoni, Giuseppe Resnati
Life of this patent
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Abstract
Radio frequency (RF) devices are provided. An RF device includes a filter bank including a plurality of RF filters that each have a plurality of resonators. Moreover, the RF device includes a feed board that covers and is coupled to the filter bank. The resonators include in-line resonators and/or resonators that are part of a printed circuit board.
Claims19
A radio frequency (RF) device comprising:
- a filter bank comprising a plurality of RF filters that each comprise a plurality of resonators;
- and
- a feed board that covers and is coupled to the filter bank,
- wherein a first surface of the feed board comprises a plurality of radiating elements thereon, and wherein a second surface of the feed board, opposite the first surface, faces the plurality of resonators.
1 more element
A radio frequency (RF) device comprising:
- a printed circuit board (PCB) comprising a plurality of RF filters that each comprise first and second rows of PCB resonators,
- wherein each of the PCB resonators of the first row of a first of the plurality of RF filters is opposite and coupled to two of the PCB resonators of the second row of the first of the plurality of RF filters, and
- wherein each of the PCB resonators of the first row of a second of the plurality of RF filters is opposite and coupled to two of the PCB resonators of the second row of the second of the plurality of RF filters;
- and
- a feed board that covers and is coupled to the PCB.
2 more elements
A radio frequency (RF) device comprising:
- a printed circuit board (PCB) comprising a plurality of in-line resonators of a plurality of RF filters of a filter bank;
- and
- a feed board that covers and is coupled to the PCB,
- wherein a first and a second of the plurality of in-line resonators of a first of the plurality of RF filters comprise first and second resonator stalks, respectively, and first and second resonator heads, respectively, that extend from the first and second resonator stalks, respectively, and
- wherein the PCB further comprises a metalized opening that is between and coupled to the first and second resonator heads.
2 more elements
Dependencies are inferred from the claim text.