CPC H03H 7/422 (2013.01) [H03H 7/42 (2013.01); H03H 11/32 (2013.01); H04B 1/04 (2013.01); H04B 1/0458 (2013.01); H04B 1/18 (2013.01); H03D 2200/0023 (2013.01); H03F 2200/06 (2013.01); H03F 2200/294 (2013.01); H03H 2007/386 (2013.01)] | 20 Claims |
1. An apparatus, comprising:
a radio-frequency (RF) apparatus; and
a multi-band matching balun coupled to the RF apparatus, the multi-band matching balun including a plurality of capacitors and a plurality of inductors used to realize either an inductor having a frequency-dependent inductance or a capacitor having a frequency-dependent capacitance,
wherein none of the plurality of capacitors and none of the plurality of inductors is variable or tunable.
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