220840 ⎘
Networks using active elements; Multiple-port networks; Frequency selective two-port networks using transconductance amplifiers, e.g. gmC filters Multiple integrator loop feedback filters
Analog baseband filtering apparatus of multimode multiband wireless transceiver and control method thereof
#2Reconfigurable high-order integrated circuit filters
#3Reconfigurable high-order integrated circuit filters
#4Complimentary single-ended-input OTA-C universal filter structures
#5Bandpass filter circuit, band-elimination filter circuit, infrared signal processing circuit
#6OTA-based high-order filters
#7Phase-compensated filter circuit with reduced power consumption
#8Tuning filters having transconductor cells