| Patents for H03H 11 - Networks using active elements (9,098) |
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| 05/07/2008 | CN101174821A Adjustable active inductance irrespective to temperature and supply voltage |
| 05/07/2008 | CN100386970C Radio communication terminal |
| 05/06/2008 | US7368967 Timing controller and controlled delay circuit for controlling timing or delay time of a signal by changing phase thereof |
| 05/02/2008 | WO2007101073A3 Signal differentiation with differential conversion circuit |
| 05/01/2008 | US20080099881 Semiconductor for macro and micro frequency tuning, and antenna and frequency tuning circuit having the semiconductor |
| 04/30/2008 | CN101171748A Resistor circuit |
| 04/29/2008 | US7366486 System and method for coarse/fine PLL adjustment |
| 04/29/2008 | US7365588 Automatic time constant adjustment circuit |
| 04/24/2008 | US20080094336 Integrated circuit module and method for data transmission |
| 04/24/2008 | US20080094133 Poly-phase filter |
| 04/23/2008 | EP1392195B1 Integrated low-corner frequency high pass filter circuit |
| 04/23/2008 | EP1048108B1 A variable delay cell with a self-biasing load |
| 04/23/2008 | CN101167349A Filter device, circuit arrangement comprising such filter device as well as method of operating such filter device |
| 04/23/2008 | CN101167249A Receiver comprising an amplifier |
| 04/23/2008 | CN101167248A Continuous-time equalizer |
| 04/23/2008 | CN101166021A Controllable resistive circuit for providing a continuous variable resistance and filter circuit |
| 04/23/2008 | CN100384087C Duplex device |
| 04/22/2008 | US7362177 Interpolator having dual transistor ranks and ratiometric control |
| 04/22/2008 | US7362155 Method and apparatus for generating delays |
| 04/22/2008 | US7362092 Isolation buffers with controlled equal time delays |
| 04/17/2008 | WO2008043843A1 Electronically adjustable gain slope controller circuit |
| 04/17/2008 | US20080088364 Method for calibrating a filter, a calibrator and system including the same |
| 04/17/2008 | US20080088351 Phase shifting circuit |
| 04/17/2008 | DE102007026297A1 Dämpfungsglied Attenuator |
| 04/16/2008 | EP1911167A1 Boosted-bias tunable filter with run-time calibration |
| 04/16/2008 | EP1911159A1 Multiple frequency source system and method of operation |
| 04/16/2008 | EP1254514B1 Active termination network |
| 04/16/2008 | CN101164233A Receiver comprising an amplifier |
| 04/16/2008 | CN101162893A Variable gain amplifiers |
| 04/15/2008 | US7358800 Programmable/tunable active RC filter |
| 04/09/2008 | EP1774738A4 Improved rc filter pole for fm transmitters |
| 04/09/2008 | EP1440511B1 Compact 180 degree phase shifter |
| 04/08/2008 | US7356310 Adaptive radio transceiver with floating MOSFET capacitors |
| 04/03/2008 | WO2007075312A3 Phase interpolator |
| 04/03/2008 | US20080079465 Clock signal generator for usb device |
| 04/03/2008 | DE112006001042T5 Zeitkontinuierlicher Equalizer A continuous-time equalizer |
| 04/03/2008 | DE102006045697A1 Verfahren zur Erzeugung von Bandsperren in elektrischen Filtern für Bahnfahrzeuge Process for the production of band-stop filters in electrical filters for railway vehicles |
| 04/02/2008 | EP1905152A1 Phase shifter with flexible control voltage |
| 04/02/2008 | EP1490872B1 Filter control for varying data rate communication channels |
| 04/02/2008 | CN101154882A Method for creating band elimination filters in electric filters for rail vehicles |
| 04/01/2008 | US7352826 Analog delay circuit |
| 04/01/2008 | US7352223 Delay circuit having a capacitor and having reduced power supply voltage dependency |
| 04/01/2008 | CA2289212C Active phase splitter |
| 03/27/2008 | WO2008035698A1 Variable attenuation circuit |
| 03/27/2008 | US20080074163 Phase Shifter and Phase Shift Method |
| 03/26/2008 | CN101150303A Multiple order low pass filter for an xDSL splitter in a telecommunication system |
| 03/25/2008 | US7349673 Adaptive radio transceiver with an antenna matching circuit |
| 03/25/2008 | US7348821 Programmable high-resolution timing jitter injectors high-resolution timing jitter injectors |
| 03/20/2008 | US20080068061 Performance variation compensating circuit and method |
| 03/20/2008 | US20080068060 Low-Power, Programmable Multi-Stage Delay Cell |
| 03/19/2008 | CN201039100Y Coaxial high-power low pass filtering-resistance converter |
| 03/19/2008 | CN101147322A Impulse wave formation device and high frequency pulse waveform formation device |
| 03/19/2008 | CN101145769A Calibration circuit for resistance component |
| 03/18/2008 | US7345520 Delay control in semiconductor device |
| 03/18/2008 | US7345490 Filter calibration |
| 03/13/2008 | US20080061743 Delay time generation circuit, semiconductor device for protecting secondary batteries using delay time generation circuit, battery pack, and electronic device |
| 03/12/2008 | EP1898526A2 Low-pass filter and voltage-current conversion circuit used in the same |
| 03/11/2008 | US7343256 Configurable voltage regulator |
| 03/11/2008 | US7342987 90-degree phase shifter |
| 03/11/2008 | US7342458 Negative gain transductance amplifier circuit |
| 03/05/2008 | CN100373281C Low-noise rapid stabilizing stabilized circuit |
| 02/28/2008 | WO2008024729A1 Broadband impedance matching circuit using high pass and low pass filter sections |
| 02/28/2008 | US20080051051 Local oscillator apparatus and method |
| 02/28/2008 | US20080048760 Monolithically integratable circuit arrangement |
| 02/28/2008 | US20080048759 Trimming of operative parameters in electronic devices based on corrections mappings |
| 02/28/2008 | US20080048750 Delay circuit, test apparatus, storage medium semiconductor chip, initializing circuit and initializing method |
| 02/28/2008 | US20080048749 Delay circuit and semiconductor device |
| 02/28/2008 | US20080048748 High resolution delay adjustor |
| 02/28/2008 | US20080048747 Interface circuit |
| 02/27/2008 | EP1892833A2 Transconductor and filter circuit |
| 02/26/2008 | US7336131 Gigabit ethernet transceiver with analog front end |
| 02/21/2008 | WO2008021305A2 Methods and systems for retransmission of a broadcast signal using a proximity transmitting radiator |
| 02/21/2008 | US20080042716 Delay apparatus of synchronizing circuit having improved jitter characteristic and method of controlling the same |
| 02/21/2008 | US20080042715 Delay circuit |
| 02/20/2008 | EP1890383A1 A hybrid tuning circuit for continuous-time sigma-delta analog-to-digital converter |
| 02/20/2008 | EP1889358A1 Filter calibration |
| 02/19/2008 | US7333527 EMI reduction using tunable delay lines |
| 02/19/2008 | US7333155 Quadratic video demodulation with baseband nyquist filter |
| 02/19/2008 | US7332950 DLL measure initialization circuit for high frequency operation |
| 02/14/2008 | WO2008018276A1 Voltage controlled oscillator, frequency synthesizer and oscillating frequency control method |
| 02/14/2008 | US20080036512 Signal delay circuit and driver circuit, signal transmission module, and signal transmission system using signal delay circuit |
| 02/14/2008 | US20080036500 Dual control analog delay element |
| 02/14/2008 | US20080036037 System and method for ESD protection |
| 02/13/2008 | EP1698061B1 A time signal receiver and decoder |
| 02/12/2008 | US7330062 Input/output logical circuit |
| 02/12/2008 | US7330054 Leakage efficient anti-glitch filter |
| 02/07/2008 | US20080030249 Measure control delay and method having latching circuit integral with delay circuit |
| 02/07/2008 | DE102006036348A1 Switching device for use in electronic system, has filters with respective inputs, outputs and connections, and output unit with output that is connected with control connection of one filter and with control input of other filter |
| 01/31/2008 | US20080024065 Fast ferroelectric phase shift controller for accelerator cavities |
| 01/30/2008 | EP1647116B1 Circuit arrangement comprising two electronic reactance coils per data line pair of a local network |
| 01/29/2008 | US7324615 Time signal receiver and decoder |
| 01/29/2008 | US7323901 Semiconductor integrated circuit device |
| 01/24/2008 | WO2008010331A1 Output conductance automatic regulation circuit of differential current output type circuit and filter circuit |
| 01/24/2008 | WO2007105152A3 Radio receiver |
| 01/24/2008 | US20080018373 System and method for open-loop synthesis of output clock signals having a selected phase relative to an input clock signal |
| 01/24/2008 | US20080018372 Clock Generating Circuit and Clock Generating Method |
| 01/24/2008 | DE19912967B4 Verzögerungsregelkreisschaltung und Steuerverfahren hierfür Delay locked loop circuit and control method therefor |
| 01/23/2008 | CN101111996A Active polyphase filter and method for generating signal |
| 01/23/2008 | CN101110911A Apparatus and method of supplying driving signals of image sensor |
| 01/22/2008 | US7321250 Integrated circuit device |