Patents for H03H 11 - Networks using active elements (9,098)
07/2000
07/18/2000US6091299 Method and apparatus for achieving linearized response of PIN diode attenuators
07/18/2000US6091289 Low pass filter
07/18/2000US6091261 Apparatus and method for programmable delays using a boundary-scan chain
07/13/2000WO2000041300A1 On-chip termination
07/11/2000US6087823 Electronic inductance circuit
07/05/2000EP1017171A1 Phase control device with a plurality of distributed amplifier structures with switchable active elements for constituting a programmable length line
07/04/2000US6084470 Filter circuit capable of setting various filter characteristics
06/2000
06/28/2000EP1014573A1 Analog equalization low pass filter structure
06/27/2000US6081157 Tuning circuit
06/27/2000US6081151 Electronically controlled variable attenuator
06/27/2000CA2040134C A delay line providing an adjustable delay
06/21/2000EP1011191A1 Process for eliminating a DC component and filter device obtained by this process
06/21/2000EP1010243A1 A dual-band, dual-mode power amplifier
06/21/2000CN1257620A Active phase splitter
06/20/2000US6078299 Multi-phase coupler with a noise reduction circuit
06/20/2000US6078228 Arrangement and method for phase shifting signals in a telesystem
06/20/2000US6078215 Impedance altering apparatus
06/20/2000CA2241000C Audio signal waveform emphasis processing device and method
06/15/2000WO2000035086A1 Impedance matching networks for non-linear circuits
06/15/2000WO1999056339A9 Microwave channelized bandpass filter having two channels
06/15/2000DE19855195A1 Short-term voltage spike filtering arrangement in digital integrated circuit
06/14/2000EP1009100A2 Interference canceling device
06/14/2000CN1256555A Vector compounding phase shifter
06/14/2000CN1053537C Electrical charge transfer apparatus
06/13/2000US6075309 Broadband piezoelectric shunts for structural vibration control
05/2000
05/31/2000EP1005157A2 Tunable CMOS delay element
05/30/2000US6069522 Circuitry and method for providing boost and asymmetry in a continuous-time filter
05/30/2000CA2242413C A cmos microwave multiphase voltage controlled oscillator
05/18/2000WO2000028664A2 Fully integrated tuner architecture
05/17/2000EP1001480A2 Microwave semiconductor variable attenuation circuit
05/16/2000US6064614 Finite impulse response filter
05/10/2000CN1252648A Filter allocation adaptive for ADSL shunt device
05/09/2000US6061279 Delay circuit for analog signals
05/09/2000US6060939 Digitally controlled differential delay line circuit and method of controlling same
05/09/2000US6060935 Continuous time capacitor-tuner integrator
05/09/2000US6060934 Cell including a pseudo-capacitor, in particular for an artificial retina
05/09/2000CA2253090A1 Inverted super regenerative receiver
05/04/2000WO1999056339A8 Microwave channelized bandpass filter having two channels
05/03/2000EP0998041A2 Variable delay circuit
05/03/2000EP0996998A1 Thermal drift compensation system
05/02/2000US6058295 Tuning circuit including a plurality of cascade connected tuning amplifier sections
05/02/2000US6057875 Remotely controlled cable equalization for in-flight entertainment systems
05/02/2000US6057735 Amplifier for continuous high gain, narrowband signal amplification
05/02/2000US6057723 Phase shifter
05/02/2000US6057672 Control signal processor and power system stabilizer using the same
05/02/2000CA2226610C A training method for gm-c or mos-c circuits
05/02/2000CA2203548C An apparatus and method for filtering a received signal
04/2000
04/27/2000WO2000024124A1 Dual-band, dual-mode power amplifier with reduced power loss
04/26/2000EP0995266A1 Mains filter circuit arrangement
04/26/2000EP0995264A1 Impedance matching circuit for power amplifier
04/26/2000EP0995263A1 Impedance match of transmission lines
04/25/2000US6054883 High accuracy 90° phase shift circuit error detection
04/20/2000WO2000022735A1 Radio receiver
04/18/2000US6052011 Fractional period delay circuit
04/18/2000US6052001 Method and circuit for varying transconductance and variable bandwidth filter and variable gain amplifier using the same
04/18/2000US6051989 Active termination of a conductor for bi-directional signal transmission
04/18/2000US6051965 Two-terminal paired circuit
04/12/2000EP0993115A2 Impedance circuit and phase shifter
04/12/2000EP0993111A1 Amplifier
04/12/2000EP0993066A1 Monolithic integrated circuit microwave coupler
04/12/2000CN1250253A Controllable electric wave filter
04/04/2000US6046619 Asymmetrical pulsive delay network
03/2000
03/29/2000EP0988698A1 Gyrator
03/28/2000US6043713 Amplifier with temperature compensation function
03/28/2000CA2188128C Impedance emulator
03/23/2000WO2000016479A1 Electronic inductor circuit using cascoded transistors
03/23/2000WO2000016233A1 Lowpass filter for power supply
03/23/2000WO2000001061A3 Linearized integrated frequency demodulator
03/21/2000US6040730 Integrated capacitance multiplier especially for a temperature compensated circuit
03/21/2000US6040724 Bus driver circuit having adjustable rise and fall times
03/14/2000US6037843 Controllable reactance circuit for an integrated circuit
03/09/2000DE19840776A1 Complementary emitter follower for active filter circuit used in power amplifier, has push-pull AB operation
03/07/2000US6035186 Integrated receiver
03/07/2000US6034566 Tuning amplifier
03/07/2000US6034558 Method and apparatus for compensating for thermal drift in a logic circuit
02/2000
02/29/2000US6031416 First and second order CMOS elementary cells for time-continuous analog filters
02/24/2000DE19837574A1 Aktive elektronische Filterschaltung Active electronic filter circuit
02/23/2000EP0981199A2 Active electronic filter circuit
02/22/2000US6028496 Active inductor
02/22/2000CA2179619C Tracking filter for periodic signals
02/17/2000DE19934414A1 Resonator circuit for oscillator circuit used in communications application, has frequency control arrangement
02/17/2000DE19835893A1 Steuerbares Filter Controllable filter
02/15/2000US6025765 Gyrator with loop amplifiers connected to inductive elements
02/15/2000US6025744 Glitch free delay line multiplexing technique
02/10/2000WO2000007290A1 Multiple-phase-interpolation lc voltage-controlled oscillator
02/10/2000DE19832848A1 Timer circuit arrangement based on low resistance and low capacitance circuit elements
02/09/2000EP0978949A1 Radio frequency switch
02/09/2000EP0978939A2 Controllable filter
02/03/2000WO2000005815A1 Single chip cmos transmitter/receiver and vco-mixer structure
02/02/2000EP0977358A2 An integrator circuit using an amplifier
02/02/2000EP0910897A4 Phase locked loop with improved phase-frequency detection
02/02/2000EP0724714B1 Vortex flowmeter electronics
01/2000
01/29/2000CA2278973A1 A fully integrated long time constant integrator circuit
01/27/2000WO2000004647A1 Radio communication equipment using variable negative capacitance circuit
01/12/2000EP0971477A1 Frequency multiplier, dielectric transmission line device, and radio device
01/11/2000US6014554 Method and apparatus for tuning analog filters
01/11/2000CA2169021C Integrated circuit having a conductance adjustable by means of a digital set point signal
01/06/2000WO2000001070A1 An 'on-chip' higher-to-lower voltage input stage
01/06/2000WO2000001061A2 Linearized integrated frequency demodulator
01/06/2000WO1999050958A3 Switchable response active filter
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