Patents for H03H 11 - Networks using active elements (9,098)
12/2009
12/30/2009EP2137817A2 Application of signal advance amplification to analog waveform or signal detection, acquisition and processing
12/30/2009CN100576739C Reconfigurable analog cell and arrangement comprising plurality of such cell
12/29/2009CA2524751C Passive reflection mixer
12/24/2009US20090315605 Variable delay apparatus
12/23/2009WO2009153211A2 Apparatus and method for tuning a gm-c filter
12/23/2009CN101610076A Intelligent-tracking tunable band-pass filtering device
12/23/2009CN101609345A Linear voltage regulator
12/22/2009US7635992 Configurable tapered delay chain with multiple sizes of delay elements
12/22/2009CA2338564C Single chip cmos transmitter/receiver and vco-mixer structure
12/17/2009WO2009151406A1 Cmos amplifier with integrated tunable band-pass function
12/17/2009US20090309644 Method and apparatus to limit circuit delay dependence on voltage
12/17/2009US20090309643 Insulating communication circuit
12/17/2009US20090309642 Signal delay devices, clock distribution networks, and methods for delaying a signal
12/16/2009CN100571027C High frequency switch device
12/15/2009US7633326 Timing controller and controlled delay circuit for controlling timing or delay time of a signal by changing phase thereof
12/15/2009US7633325 Signal generation apparatus for frequency conversion in communication system
12/10/2009US20090302934 Low-consumption switched-capacitor circuit
12/10/2009US20090302918 Clock signal generation apparatus
12/10/2009US20090302900 Frequency dividing device
12/09/2009CN101599753A PMOS transistor based balanced-unbalanced converter
12/09/2009CN101599752A NMOS transistor based balanced-unbalanced converter
12/09/2009CN101599751A NMOS transistor based 90-degree phase shifter
12/08/2009US7629825 Efficient delay elements
12/03/2009US20090295461 Device configuration
12/03/2009US20090295449 Duty cycle measurement circuit for measuring and maintaining balanced clock duty cycle
12/03/2009US20090295442 Apparatus and method for multi-phase clock generation
12/02/2009EP2127063A1 Adaptive provision of protection function settings of electrical machines
12/02/2009CN201352919Y Bark control collar
12/02/2009CN101594121A Biquad unit for realizing band-pass filter by ultra-low voltage
12/01/2009US7627790 Apparatus for jitter testing an IC
12/01/2009US7626459 High frequency amplifier circuit and mobile communication terminal using the same
12/01/2009US7626435 High resolution delay line architecture
11/2009
11/26/2009US20090289694 Current-Sensing Apparatus and Method for Current Sensing
11/26/2009US20090289679 Duty correction circuit
11/25/2009CN201352781Y Programmable step attenuator
11/25/2009CN101588164A Constant transconductance biasing circuit
11/25/2009CN101588163A Difference high-pass filtering circuit based on symmetric active induction
11/25/2009CN101588156A Audio amplifier
11/25/2009CN101587141A Measuring device capable of automatically switching functions of low-pass filter
11/24/2009US7622702 Power controlling apparatus applied to biochip and operating method thereof
11/19/2009US20090286487 Adaptive radio transceiver
11/19/2009US20090284311 Resistor circuit
11/19/2009US20090284296 Selectable delay pulse generator
11/19/2009US20090284295 Timer for Low-Power and High-Resolution
11/19/2009US20090284291 Complementary signal generation circuit and semiconductor device comprising same
11/18/2009CN101582531A Three-dimensional structure TM010-lambda/4 millimeter wave resonator based on silicon technology
11/18/2009CN100561862C Active circuit having improved linearity using multiple gated transistor
11/17/2009US7620857 Controllable delay device
11/17/2009US7619457 Programmable delay circuit
11/17/2009US7619456 Wide frequency multi-phase signal generator with variable duty ratio and method thereof
11/12/2009US20090279642 Calibrated Quadrature Generation for Multi-GHZ Receiver
11/12/2009US20090278579 Delay Line Calibration Mechanism and Related Multi-Clock Signal Generator
11/11/2009CN101577533A Attenuation system
11/11/2009CN100559711C Method and device for adjusting an active filter
11/05/2009WO2009133653A1 Integrator, resonator, and oversampling a/d converter
11/05/2009WO2009077856A4 Variable inductor
11/05/2009US20090273384 Vernier delay circuit
11/04/2009CN201340772Y Linearized high-resistance MOSFET active resistor
11/03/2009CA2305125C Circuit arrangement with half-bridge
11/03/2009CA2179871C Method for reducing noise in speech signal
10/2009
10/29/2009US20090268533 Sensing delay circuit and semiconductor memrory device using the same
10/28/2009CN101567675A Radio frequency attenuation control device
10/28/2009CN100555861C High-frequency switching circuit, high-frequency module, and wireless communications device
10/28/2009CN100555860C Micro-wave mm wave broadband and low consumption digital analog compatible phase shifter
10/28/2009CN100555859C Self-adapting circuit of on-chip integrated low-noise active filter
10/27/2009US7609758 Method of phase shifting bits in a digital signal pattern
10/27/2009US7609103 Delay circuit with reference pulse generator to reduce variation in delay time
10/27/2009US7609102 Pattern-dependent phase detector for clock recovery
10/22/2009US20090261897 Applying trenched transient voltage suppressor (TVS) technology for distributed low pass filters
10/22/2009US20090261879 Voltage and temperature compensation delay system and method
10/22/2009US20090261878 Method and apparatus for amplifying a time difference
10/21/2009CN100553113C Voltage control oscillator
10/20/2009US7605630 Delay circuit
10/20/2009US7605629 Adjusting circuit and method for delay circuit
10/20/2009US7605628 System for glitch-free delay updates of a standard cell-based programmable delay
10/15/2009US20090257269 Low-Complexity Electronic Circuits and Methods of Forming the Same
10/15/2009US20090256612 Delay circuit and semiconductor memory device including the same
10/15/2009US20090256611 Semiconductor device and timing adjusting method for semiconductor device
10/14/2009CN101557208A Adjusting circuit, integrated circuit applying the same and signal filtering method
10/14/2009CN100550621C Correction loop, filtering circuit and correlation method capable of correcting center frequency autometcally
10/14/2009CN100550620C Programmable/adjustable active electric resistance-capacitance wave filter and radio communication system
10/13/2009US7602219 Inverting cell
10/08/2009WO2009122462A1 Terminal circuit, semiconductor device, and electronic device
10/08/2009US20090251187 Output enable signal generating circuit and method
10/08/2009US20090251186 Semiconductor integrated circuit
10/08/2009US20090250616 Integrated multi-channel time-to-digital converter for time-of-flight pet
10/07/2009CN101553983A Active distributed signal splitting apparatus
10/07/2009CN101553982A Active LC band pass filter
10/07/2009CN101551411A Simulative resistance circuit for device ageing screening lathe
10/07/2009CN101551409A Analogue filter circuit of arbitrary function waveform generating system of device aging screening machine
10/06/2009US7600167 Flip-flop, shift register, and scan test circuit
10/06/2009US7598808 Gigabit ethernet transceiver with analog front end
10/06/2009US7598793 Capacitance multiplier circuit
10/06/2009US7598788 Current-controlled CMOS (C3MOS) fully differential integrated delay cell with variable delay and high bandwidth
10/06/2009US7598787 Signal generation apparatus, frequency converting apparatus, and receiver
10/06/2009US7598784 System and method for controlling signal transitions
10/01/2009US20090243715 Device and Method for Limiting Di/Dt Caused by a Switching FET of an Inductive Switching Circuit
10/01/2009US20090243689 Delay line circuit
10/01/2009US20090243679 Semi-Digital Delay Locked Loop Circuit and Method
10/01/2009US20090243672 Multi-pole delay element delay locked loop (dll)
1 ... 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 ... 91