220454 ⎘
Multiple-port networks comprising only passive electrical elements as network components; Frequency selective two-port networks; Structural details of sub-circuits of frequency selective networks; Comprising typical LC combinations, irrespective of presence and location of additional resistors Parallel LC in shunt or branch path
Integration of filters using on-chip transformers for RF and wireless applications
#302Multiplexer with clock suppression
#303Methods and apparatus for an improved discrete LC filter
#304Tunable filters having variable bandwidth and variable delay
#305Integrated BPF and LNA input match