Patents for H03H 11 - Networks using active elements (9,098) |
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02/08/2011 | US7884660 Variable-length digitally-controlled delay chain with interpolation-based tuning |
02/03/2011 | US20110025411 Apparatus and Method for Tuning a GM-C Filter |
02/03/2011 | DE102009036003A1 Integrator und Leistungsschalter mit Integrator Integrator and circuit breakers with integrator |
02/03/2011 | DE10105258B4 Auflösungs-Filter für einen Spektrumanalysator Resolution filter for a spectrum analyzer |
02/02/2011 | CN101964643A Adaptive broadband orthogonal phase shifting circuit |
02/02/2011 | CN101297477B Transconductance device |
02/01/2011 | US7880568 Equalizer system having a tunable active inductor |
02/01/2011 | US7880559 Programmable microwave circuit |
02/01/2011 | US7880536 Simplified sallen-key low-pass filter circuit |
02/01/2011 | US7880524 DLL circuit and method of controlling the same |
01/27/2011 | US20110022859 Power management apparatus and methods |
01/27/2011 | US20110018625 Electronic circuit and electronic circuit arrangement |
01/26/2011 | CN101540594B Active inductance parallel peaking structure |
01/25/2011 | US7876143 Phase shifter |
01/25/2011 | CA2263061C Dual control analog delay element |
01/20/2011 | WO2011008561A1 Buffer circuit with integrated loss canceling |
01/20/2011 | WO2010120758A3 Active power splitter |
01/20/2011 | US20110012661 Sequentially operated modules |
01/20/2011 | US20110012660 Clock circuit with delay functions and related method |
01/18/2011 | US7872515 Phase interpolation device and slew rate control device thereof |
01/13/2011 | WO2011005588A2 Tunable adaptive filter with variable gain trans-conductance stage |
01/13/2011 | WO2011005565A1 High dynamic range receiver front-end with q-enhancement |
01/13/2011 | WO2011004591A1 Filter circuit and optical disc device provided with same |
01/13/2011 | WO2011004512A1 Filter circuit and optical disc device provided with same |
01/13/2011 | US20110006826 Phase signal generating apparatuses |
01/13/2011 | US20110006825 Phase Control Circuit and Method for Optical Receivers |
01/13/2011 | DE19953784B4 Variable Lastschaltung, variable Signalübertragungsschaltung und Signalübertragungssteuerverfahren für integrierte Schaltkreise Variable load circuit, variable signal transmission circuit and signal transmission control method for integrated circuits |
01/12/2011 | EP2273682A1 Integrator, resonator, and oversampling a/d converter |
01/12/2011 | EP2273677A2 Wide bandwidth attenuator input circuit for a measurement probe |
01/12/2011 | EP2273676A2 Filter shaping using a signal-cancellation function |
01/12/2011 | CN101944880A VCO tuning curve compensation method and module thereof |
01/11/2011 | US7868679 Circuit, method for receiving a signal, and use of a random event generator |
01/11/2011 | US7868678 Configurable differential lines |
01/11/2011 | CA2524162C Periodic signal enhancement system |
01/06/2011 | US20110001537 Delay line |
01/04/2011 | US7865087 Bandpass filter circuit, band-elimination filter circuit, infrared signal processing circuit |
01/04/2011 | US7863972 Self-calibration of continuous-time filters and systems comprising such filters |
01/04/2011 | US7863954 Timing vernier using a delay locked loop |
12/30/2010 | US20100330398 Semiconductor device, battery protection circuit and battery pack |
12/30/2010 | US20100327935 Delay circuit of semiconductor device |
12/30/2010 | US20100327934 Digital delay lines |
12/30/2010 | US20100327932 Feedback system with improved stability |
12/30/2010 | US20100327931 Wideband programmable phase shifting circuit |
12/29/2010 | WO2010151409A1 Improving digital delay lines |
12/29/2010 | WO2010150037A1 Filter circuit |
12/29/2010 | WO2010149920A2 Very high precision device for measuring the time a signal is input |
12/29/2010 | EP2127063B1 Adaptive provision of protection function settings of electrical machines |
12/29/2010 | CN201690425U Attenuator system |
12/29/2010 | CN101931538A Capacitor coupling circuit and Ethernet network equipment |
12/29/2010 | CN101931376A Direct current isolated amplifier |
12/28/2010 | US7860454 Adaptive radio transceiver with a power amplifier |
12/28/2010 | US7859318 Delay line regulation using high-frequency micro-regulators |
12/23/2010 | WO2010086348A3 Method and system for measuring a time constant of an integrated circuit, and integrated circuit provided with such a system |
12/23/2010 | WO2010086347A3 System for calibrating a time constant of an integrated circuit, and integrated circuit provided with such a system |
12/23/2010 | US20100321104 Network filter and use of a network filter |
12/23/2010 | US20100321037 Configurable voltage regulator |
12/22/2010 | EP2263313A1 Capacitance multiplier circuit |
12/22/2010 | CN101926091A Voltage current converter, differentiation circuit, integration circuit, and filter circuit using converter, and voltage current conversion method |
12/22/2010 | CN101015120B Thermal-mechanical signal processing |
12/21/2010 | US7855615 Frequency adaptive temperature variable attenuator |
12/16/2010 | WO2010144011A1 Distributed power amplifier with active matching |
12/16/2010 | WO2010142487A1 Analog filter having adjustable filter frequency |
12/16/2010 | DE102009026885A1 Analoges Filter mit einstellbarer Filterfrequenz Analog filter with adjustable cutoff frequency |
12/16/2010 | DE102005017832B4 Dämpfungsglied mit Frequenzgangkompensation Attenuator with frequency response compensation |
12/15/2010 | EP2262110A2 Semiconductor integrated circuits |
12/15/2010 | EP2261174A2 RFID tag using nanowire transistors |
12/15/2010 | CN101917176A Cut-off frequency self-tuning method and circuit for filter |
12/14/2010 | US7852174 Negative capacity circuit for high frequencies applications |
12/09/2010 | US20100311375 Sampling mixer, quadrature demodulator, and wireless device |
12/09/2010 | US20100308906 Impedance Transformation With Transistor Circuits |
12/09/2010 | US20100308903 Filtering Arrangement, Filtering Method and Current Sensing Arrangement |
12/09/2010 | US20100308895 Input vector selection for reducing current leakage in integrated circuits |
12/09/2010 | US20100308882 Fine delay adjustment |
12/09/2010 | US20100308871 Delay chain circuit |
12/08/2010 | EP2258046A1 Multiple response filtering apparatus |
12/08/2010 | CN1759633B Transducer assembly with modifiable buffer circuit and method for adjusting thereof |
12/08/2010 | CN101908538A Decoupling capacitor |
12/02/2010 | US20100301930 Reducing device parasitics in switched circuits |
12/01/2010 | EP2255438A2 Variable inductor |
12/01/2010 | EP1523702B1 Capacitive feedback circuit |
12/01/2010 | CN101904096A Variable inductor |
12/01/2010 | CN101902574A Composite low frequency cutoff filter and imaging apparatus using the same |
12/01/2010 | CN101902213A Method for controlling signal attenuation and attenuation type balanced control circuit |
12/01/2010 | CN101902212A High-frequency module |
11/30/2010 | US7843287 Active resonant circuit with resonant-frequency tunability |
11/25/2010 | WO2010135710A1 Buffer with active output impedance matching |
11/25/2010 | US20100296671 System and Method of Changing a PWM Power Spectrum |
11/25/2010 | US20100295598 Adaptive radio transceiver with a local oscillator |
11/25/2010 | US20100295593 Delay circuit |
11/25/2010 | US20100295592 Automatic hold time fixing circuit unit |
11/25/2010 | US20100295591 Inter-pair skew adjustment |
11/25/2010 | US20100295590 Time to digital converter |
11/24/2010 | EP2253066A2 Method, system, and apparatus for wideband signal processeing |
11/24/2010 | CN201656934U Time controllable integration given circuit with isolation function |
11/24/2010 | CN201655531U Electronic current transformer with phase-shift circuit |
11/24/2010 | CN1541448B Tunable quadrature phase shifter |
11/23/2010 | US7839993 Echo canceling arrangement |
11/18/2010 | US20100289555 Capacitance interface circuit |
11/18/2010 | US20100289543 Method and Apparatus for Improving Accuracy of Signals Delay |
11/18/2010 | US20100289538 Clock conditioning circuit |