220836 ⎘
Networks using active elements; Multiple-port networks; Frequency selective two-port networks using transconductance amplifiers, e.g. gmC filters Two integrator loop filters
Sub-classes:Architecture to reject near end blockers and transmit leakage
#2Operational transconductance amplifier, operational transconductance amplifier-capacitor filter and high order reconfigurable analog filter
#3Bi-quad calibration
#4OTA-based current-mode filter and oscillator
#5Tunable transconductance-capacitance filter with coefficients independent of variations in process corner, temperature, and input supply voltage
#6Complimentary single-ended-input OTA-C universal filter structures
#7Apparatus and method for tuning a GM-C filter
#8Bias circuit, and gm-C filter circuit and semiconductor integrated circuit each including the same
#9Voltage-current converter and filter circuit using same
#10Filter circuit
#11Norder tunable low-pass continuous time filter for fiber optic receivers
#12Apparatus and method for tuning center frequency of a filter
#13Bandpass filter circuit, band-elimination filter circuit, infrared signal processing circuit
#14Complex filter circuit
#15Waveform equalizer and information reproducing apparatus therewith
#16Transconductor, integrator, and filter circuit
#17Apparatus and method for tuning center frequency of a filter
#18Filter circuit
#19Filter circuit and detection circuit having filter circuit