221034 ⎘
Networks using time-varying elements, e.g. N-path filters Switched capacitor networks
Sub-classes:SWITCHED CAPACITOR EQUALIZER USING INTEGRATING AMPLIFIER
#2Switching circuit
#3APPARATUS AND METHODS OF FABRICATING A SWITCHED CAPACITOR CIRCUIT
#4TRACKER MODULE, RADIO FREQUENCY SYSTEM, AND COMMUNICATION DEVICE
#5BAND PASS FILTER AND SENSOR DEVICE INCLUDING THE SAME
#6Variable circuit
#7Comparator-based switched-capacitor circuit
#8Band pass filter and sensor device including the same
#9SWITCHABLE-REACTOR UNIT, VARIABLE REACTOR, HIGH-FREQUENCY GENERATOR, AND IMPEDANCE ADJUSTMENT ASSEMBLY HAVING A SWITCHABLE-REACTOR UNIT
#10Ripple cancellation for switched-capacitor circuit
#11Signal receiving apparatus and programmable gain amplifier having mode-switching mechanism
#12Switched capacitor amplifying apparatus and method having gain adjustment mechanism
#13AUDIO AMPLIFYING CIRCUIT AND PLAYING DEVICE
#14Differential current-to-voltage conversion
#15Switched-capacitor integrators with improved flicker noise rejection
#16Adaptive capacitive filter circuit
#17Programmable baseband filter for selecting between single-pole or complex-poles frequency response
#18Programmable baseband filter for selectively coupling with at least a portion of another filter
#19Glitch filter having a switched capacitance and reset stages
#20Variable capacitor bank
#21Active discharge system for electric or hybrid motor vehicles
#22Time-controlled switch capacitor based temperature sensor
#23PFM control circuit, PFM control system and PFM control method
#24Multi-stage switched capacitor circuit and operation method thereof
#25Precision digital to analog conversion in the presence of variable and uncertain fractional bit contributions
#26SWITCH CAPACITOR CONVERTER
#27Methods and apparatus for reducing filter delay
#28Tunable filter for RF circuits
#29Fast response magnetic field sensors and associated methods for removing undesirable spectral components
#30Precision digital to analog conversion in the presence of variable and uncertain fractional bit contributions
#31Near field RFID probe with tunning
#32Filter and operating method thereof
#33Low noise amplifier
#34Variable capacitor bank
#35Comparator offset calibration system and analog-to-digital converter with comparator offset calibration
#36Programmable receivers including a delta-sigma modulator
#37Delta-sigma loop filters with input feedforward
#38Precision digital to analog conversion in the presence of variable and uncertain fractional bit contributions
#39Circuit and a method for operating a circuit
#40Non-switched capacitor circuits for delta-sigma ADCs
#41SWITCHED-CAPACITOR FILTER WITH GLITCH REDUCTION
#42Discrete time charge sharing IIR bandpass filter incorporating clock phase reuse
#43Radio receiver and intermediate frequency signal generation method
#44Circuit for processing an input-signal voltage
#45Discrete time filter network
#46Five-level switched-capacitance DAC using bootstrapped switches
#47Hearing device comprising switched capacitor DC-DC converter with low electromagnetic emission
#48Multi-path analog system with multi-mode high-pass filter
#49Time-controlled switch capacitor based temperature sensor
#50Switched-capacitor converters with capacitor pre-charging
#51Tunable filter for RF circuits
#52Microcontroller programmable system on a chip
#53Hearing device comprising switched capacitor DC-DC converter with low electromagnetic emission
#54Method and apparatus to reduce noise in CT data acquisition systems
#55Second order switched capacitor filter
#56Input circuit for a dynamic comparator
#57Noise reduction in voltage reference signal
#58Microelectromechanical resonant circulator
#59Switched-capacitor DC-DC convertor and control method thereof
#60Radio frequency transmitter having improved receive band rejection function
#61Integrating Circuit and Signal Processing Module
#62Physical quantity detection circuit, physical quantity detection device, electronic apparatus, and vehicle
#63Window function processing module
#64Time register
#65Ultra-low-power RF receiver frontend with tunable matching networks
#66Apparatus and method for processing an input-signal voltage
#67Apparatus and method for processing an input-signal voltage
#68Averaging circuit which determines average voltage of N samples, using logN-scale capacitors
#69Switched-capacitor loop filter
#70Configurable capacitor arrays and switched capacitor circuits
#71Equalizer circuit and receiving apparatus using the same
#72Microcontroller programmable system on a chip
#73Microcontroller programmable system on a chip
#74Charge sharing filter
#75Programmable resistor array for a continuous time PGA filter
#76Method and system for charge compensation for switched capacitor circuits
#77PREAMPLIFIER
#78Chopper stabilized amplifier with synchronous switched capacitor noise filtering
#79On-chip emulation of large resistors for integrating low frequency filters
#80Stacked, switched filter banks
#81APPARATUS AND METHODS FOR TUNABLE NOTCH FILTERS
#82Apparatus and methods for MOS capacitor structures for variable capacitor arrays
#83MOS capacitors with head-to-head fingers and methods of forming the same
#84MOS capacitors with interleaved fingers and methods of forming the same
#85MOS capacitors for variable capacitor arrays and methods of forming the same
#86MOS capacitors structures for variable capacitor arrays and methods of forming the same
#87MOS capacitors flow type devices and methods of forming the same
#88Switch control circuit
#89Configurable capacitor arrays and switched capacitor circuits
#90Sampling network and clocking scheme for a switched-capacitor integrator
#91Radio-frequency-to-baseband function-reuse receiver with shared amplifiers for common-mode and differential-mode amplification
#92Gain-boosted n-path passive-mixer-first receiver with a single mixing step
#93Composite electronic component
#94Single ended charge to voltage front-end circuit
#95Programmable switched capacitor block
#96Notch filter for ripple reduction
#97Resonator having distributed transconductance elements
#98Switched capacitor circuit and method for driving the same
#99Microcontroller programmable system on a chip with programmable interconnect
#100Multi-stage switched-capacitor DC blocking circuit for audio frontend
#101Buffer amplifier circuit
#102METHOD AND APPARATUS TO REDUCE NOISE IN CT DATA ACQUISITION SYSTEMS
#103Switched capacitor circuit and drive method thereof
#104Resonator having distributed transconductance elements
#105Method and system for charge compensation for switched-capacitor circuits
#106Filter apparatus, a method for filtering harmonics in an electrical power transmission or distribution system, and such a system
#107System and method for tuning an RF circuit
#108Noise removing circuit and current sensing unit including the same
#109Sampling mixer circuit and receiver
#110Time integrator and ΔΣ time-to-digital converter
#111Buffer amplifier circuit
#112Electronic compensation of capacitive micro-machined sensors parasitic modes in force-feedback interface systems
#113Digital transceiver with switched capacitor sampling mixers and switched capacitor amplifiers
#114Direct conversion receiver including a charge area decimation filter
#115Charge transfer circuit
#116Microcontroller programmable system on a chip with programmable interconnect
#117Passive switched-capacitor filters conforming to power constraint
#118Methods, devices, and systems for switched capacitor array control
#119Charge-domain filter and method thereof and clock generator
#120Apparatus and methods for notch filtering
#121Switched-capacitor band-pass filter of a discrete-time type, in particular for cancelling offset and low-frequency noise of switched-capacitor stages
#122Switched capacitor circuit utilizing delayed control signal and inverting control signal for performing switching operation and related control method
#123Integrated amplifier for driving acoustic transducers
#124Charge domain filter and method thereof
#125Analog delay cells for the power supply of an RFID tag
#126Offset cancellation for sampled-data circuits
#127Charge-domain filter and method thereof
#128Switched-capacitor filter
#129Filter circuit and radio terminal including filter circuit
#130Charge domain filter apparatus
#131Capacitance sensor with improved noise filtering characteristics, method for noise filtering of capacitance sensor and computer-readable recording medium
#132Switched capacitor circuit
#133Filter circuit
#134High dynamic range time-varying integrated receiver for elimination of off-chip filters
#135Circuit for an amplifier
#136Switched capacitor circuit
#137Signal monitoring systems
#138Charge domain filter and bandwidth compensation circuit thereof
#139Microcontroller programmable system on a chip with programmable interconnect
#140Pulse width filter
#141Charge domain filter with controllable transfer functions and transfer function control methods thereof
#142Switched capacitor notch filter with fast response time
#143SEMICONDUCTOR INTEGRATED CIRCUIT INCLUDING CONSTANT ADJUSTING CIRCUIT
#144Device and method for offset compensation based on hysteresis tracking
#145Sampling circuit and receiver utilizing the same
#146System and a method for generating an error voltage
#147HIGH LINEARITY MIXER AND DIRECT CONVERSION RECEIVER USING THE SAME
#148Charge domain filter
#149High dynamic range time-varying integrated receiver for elimination of off-chip filters
#150Fully integrated tuner architecture
#151Detector, physical quantity measuring device, and electronic apparatus
#152Discrete time lowpass filter
#153Offset cancellation for sampled-data circuits
#154Sampling filter device
#155Switched capacitor notch filter
#156Sampling mixer, quadrature demodulator, and wireless device
#157Switched-capacitor band-pass filter of a discrete-time type, in particular for cancelling offset and low-frequency noise of switched-capacitor stages
#158Reducing device parasitics in switched circuits
#159Filter circuit and communication device
#160Frequency translated filter
#161Filter circuit and communication apparatus
#162Integrated switchless programmable attenuator and low noise amplifier
#163PASSIVE SWITCHED-CAPACITOR FILTERS
#164Sampling filter apparatus
#165Passive switched-capacitor filters conforming to power constraint
#166SAMPLED FILTER WITH FINITE IMPULSE RESPONSE
#167Filter circuit and communication device
#168Filter circuit and communication device
#169Down conversion filter and communication receiving apparatus
#170Rf signal sampling apparatus and method
#171Switched capacitor circuit with reduced leakage current
#172Down conversion filter
#173SWITCHING CAPACITOR GENERATION CIRCUIT
#174Switching capacitor generation circuit
#175Low-consumption switched-capacitor circuit
#176Switched-capacitor decimator
#177Slew rate and settling time improvement circuitry and method for 3-stage amplifier
#178Amplifier, amplifying method, and filter
#179Integrated circuit device and electronic instrument
#180Circuit with programmable signal bandwidth and method thereof
#181Charge sampling filter circuit and charge sampling method
#182Switched capacitor resonator and sigma-delta modulator using the same
#183Switched capacitor circuit, switched capacitor filter, and sigma-delta A/D converter
#184Charge domain filter circuit
#185Charge domain filter circuit
#186High dynamic range time-varying integrated receiver for elimination of off-chip filters
#187BIASED CLOCK GENERATOR
#188SAMPLING RECEIVER
#189COMPOSITE BAND-PASS FILTER AND METHOD OF FILTERING QUADRATURE SIGNALS
#190Apparatus using sampling capacitors
#191Switched capacitor integration and summing circuits
#192System and method for controlling resonance frequency of film bulk acoustic resonator devices
#193Signal processing apparatus, filter apparatus, signal processing method and filtering method
#194Signal generating apparatus, filter apparatus, signal generating method and filtering method
#195Multi-tap direct sub-sampling mixing system for wireless receivers
#196Method and apparatus for minimizing noise pickup in image sensors
#197Switches with passive bootstrap of control signal
#198Fully integrated tuner architecture
#199Analog-to-digital converter, receiver arrangement, filter arrangement and signal processing method
#200Switched capacitor notch filter circuits
#201Integrated circuit apparatus
#202Switched capacitor circuit with inverting amplifier and offset unit
#203Analog circuit, electronic instrument, and operational amplifier
#204Charge domain filter device
#205Capactive filter device incorporating a switching arrangement
#206Charge domain filter device
#207Low pass filter
#208Switched capacitor equalizer with offset voltage cancelling
#209Error reducing comparator-based switch capacitor circuit and method thereof
#210Offset cancellation for sampled-data circuits
#211Switched capacitor filter and feedback system
#212ISI reduction technique
#213Notch filter for ripple reduction in chopper stabilized amplifiers
#214Architecture combining a continuous-time stage with a switched-capacitor stage for digital-to-analog converters and low-pass filters
#215Integrated switchless programmable attenuator and low noise amplifier
#216Analog signal processing circuit
#217Fully integrated tuner architecture
#218Delay circuit and video signal processing circuit using the same
#219Temperature compensation for internal inductor resistance
#220Sampled-data circuits using zero crossing detection
#221Switched capacitor filter and feedback system
#222Semiconductor device, radio terminal device, and radio communication equipment
#223Technique for improving antialiasing and adjacent channel interference filtering using cascaded passive IIR filter stages combined with direct sampling and mixing
#224Active current mode sampling circuit
#225Switched capacitor sampler circuit and method therefor
#226Switched capacitor mutual charging system and method
#227Trap filter
#228Analog switch having a minimized external flow of leakage current and switched capacitor filter incorporating the analog switch
#229Switched capacitance circuit and analog/digital converter including said circuit
#230Switched capacitor ripple-smoothing filter
#231Image reject filtering in a direct sampling mixer
#232Receiver apparatus
#233High dynamic range time-varying integrated receiver for elimination of off-chip filters
#234SC circuit arrangement
#235System and method for on-chip filter tuning
#236Method and circuit for controlling a resistance of a field effect transistor configured to conduct a signal with a varying voltage
#237Noise removing circuit
#238Variable rate RC calibration circuit with filter cut-off frequency programmability
#239Amplifier or filter circuit in switched capacitor circuit logic and method for amplifying or filtering signals
#240Integrated switchless programmable attenuator and low noise amplifier
#241Technique for improving antialiasing and adjacent channel interference filtering using cascaded passive IIR filter stages combined with direct sampling and mixing
#242Switched capacitor circuit and capacitive DAC
#243Circuits and methods providing a switched capacitor integrator
#244Capacitance-to-voltage interface circuit
#245Switching scheme for low offset switched-capacitor integrators
#246Capacitor-enhanced comparator for switched-capacitor (SC) circuits with reduced kickback
#247Near field RFID probe with tunning
#248Voltage divider and method of implementing a voltage divider
#249Filter circuit with dynamic parameter generation
#250Multi-path analog system with multi-mode high-pass filter
#251Multi-path analog system with multi-mode high-pass filter
#252Multi-path analog system with multi-mode high-pass filter
#253Input sampling compact signal averager
#254Passive switched capacitor circuit for sampling and amplification
#255Reference voltage pre-processing circuit and reference voltage pre-processing method for a reference voltage buffer
#256Low power switched capacitor integrator, analog-to-digital converter and switched capacitor amplifier
#257Two-capacitor-based filter design method and two-capacitor-based filter
#258System and method for a switched capacitor circuit
#259Multiplexed multilevel converter amplifier
#260Method for testing differential analog-to-digital converter and system therefor
#261Gain-boosted N-path bandpass filter
#262Tunable filter for RF circuits