220852 ⎘
Networks using active elements; Multiple-port networks; Frequency selective two-port networks using amplifiers with feedback
Sub-classes:FILTERING DEVICE AND RADAR SENSOR INCLUDING THE SAME
#2APPARATUS AND METHOD FOR CONTROLLING A RESONATOR
#3ESTIMATION OF THE CUT-OFF FREQUENCY OF AN ELECTRONIC FILTER
#4BAND PASS FILTER CIRCUIT AND SENSOR DEVICE INCLUDING THE SAME
#5Passive active hybrid LC filter
#6Active Temperature Compensation Technique for Structural Health Monitoring Sensors
#7MULTISTAGE ACTIVE FILTER FOR AUTOMOTIVE APPLICATIONS
#8Apparatus and method for controlling a resonator
#9Signal output circuit and method
#10ACTIVE ELECTROMAGNETIC INTERFERENCE (EMI) FILTER FOR COMMON-MODE EMI REDUCTION
#11Active feedback analog filters with coupled resonators
#12Filter, filtering method, and filter system
#13Reconfigurable analog filter and integrated circuit including the same
#14Apparatus and method for controlling a resonator
#15Reception apparatus and reception method
#16Filter Circuit with Programmable Gain and Frequency Response
#17Polyphase filter and filter circuit
#18Optical receiver
#19Filtering system and an associated method thereof
#20Output driver architecture with low spur noise
#21Analog baseband filtering apparatus of multimode multiband wireless transceiver and control method thereof
#22Switchable filtering circuit and the operation method using the same
#23ADAPTIVE FEEDBACK FOR POWER DISTRIBUTION NETWORK IMPEDANCE BARRIER SUPPRESSION
#24System and method for inductor isolation
#25Filter assembly and a method of filtering
#26Bandpass filter
#27Apparatus and method for sectioning the phase conductors of an electric power distribution network
#28Filter circuit and receiving apparatus
#29Two stage source-follower based filter
#30Active interference-noise cancellation device, and a method in relation thereto
#31Ultra low cut-off frequency filter
#32Single-ended-to-differential filter using common mode feedback
#33Integrator and oversampling A/D converter having the same
#34Efficiency-optimizing, calibrated sensorless power/energy conversion in a switch-mode power supply
#35System for calibrating a time constant of an integrated circuit, and integrated circuit provided with such a system
#36Method and system for measuring a time constant of an integrated circuit, and integrated circuit provided with such a system
#37System and method for RC calibration using phase and frequency
#38Second-order low-pass filter
#39DC offset suppression circuit for a complex filter
#40Method, system and apparatus for wideband signal processing
#41TUNEABLE FILTER
#42Apparatus for reducing apparent capacitance in high frequency filter for power line
#43RF COMPLEX BANDPASS-NOTCH FILTER FOR RF RECEIVER AND TV TUNER
#44Digital/analog converter and method for digital/analog conversion of a signal
#45Controlling Q-factor of filters