Tunable rf diplexer
AssigneeRF Micro Devices, Inc.
InventorNadim Khlat
Life of this patent
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Abstract
A first RF diplexer, which includes a first RF highpass with tunable notch filter and a first RF lowpass with tunable notch filter, is disclosed. The first RF diplexer has a first main port, a second main port, and a first common port. The first RF highpass with tunable notch filter is coupled between the first main port and the first common port. The first RF lowpass with tunable notch filter is coupled between the second main port and the first common port. The first RF highpass with tunable notch filter has a first highpass notch frequency, which is tunable. The first RF lowpass with tunable notch filter has a first lowpass notch frequency, which is tunable.
Claims20
An apparatus comprising:
- a first RF highpass with tunable notch filter coupled between a first main port and a first common port, such that the first RF highpass with tunable notch filter is configured to have a first highpass notch frequency, which is configured to be tunable;
- and
- a first RF lowpass with tunable notch filter coupled between a second main port and the first common port, such that the first RF lowpass with tunable notch filter is configured to have a first lowpass notch frequency, which is configured to be tunable, wherein the first RF highpass with tunable notch filter and the first RF lowpass with tunable notch filter form a first RF diplexer having the first main port, the second main port, and the first common port.
Dependencies are inferred from the claim text.