Patents
Patents for H03M 1 - Analogue/digital conversion; Digital/analogue conversion (31,168)
08/2009
08/11/2009US7573414 Maintaining a reference voltage constant against load variations
08/11/2009US7573413 Electronic circuit protecting against the effect of injection current and analog to digital conversion circuit
08/11/2009US7573412 Digital-to-analog converter (DAC)
08/11/2009US7573411 Digital-to-analog converter, display panel driver having the same, and digital-to-analog converting method
08/11/2009US7573410 Gain step calibration in a mobile cellular transmitter
08/11/2009US7573409 Variable sized aperture window of an analog-to-digital converter
08/11/2009US7573408 Method and system for correcting switched input A/D converters
08/06/2009WO2009095913A1 Optical under-sampling and reconstruction of sparse multiband signals
08/06/2009WO2009095841A1 Adc with digital calibration for any order non-linearity
08/06/2009WO2009095349A1 Comparator based asynchronous binary search a/d converter
08/06/2009US20090198467 Measuring Clock Jitter
08/06/2009US20090196335 Signal processing device and signal processing method utilized in communication system
08/06/2009US20090195433 Multistage amplifier and a method of settling the multistage amplifier
08/06/2009US20090195432 Systems and Methods for Analog to Digital Conversion
08/06/2009US20090195431 Single slope analog-to-digital converter
08/06/2009US20090195430 Analog-to-digital converting apparatus with lower temperature dependence
08/06/2009US20090195429 Time to digital converting circuit and related method
08/06/2009US20090195428 Analog-to-digital converter with variable gain and method thereof
08/06/2009US20090195427 A/D converter
08/06/2009US20090195426 Adaptive high-order digital-to-analog conversion
08/06/2009US20090195425 Method and device for digital-to-analog conversion with filtering
08/06/2009US20090195424 A/D Converter Comprising a Voltage Comparator Device
08/06/2009US20090195423 Analog to digital converters
08/06/2009US20090195422 Area and power efficient analog to digital converter and methods for using such
08/06/2009US20090195415 Magnetic encoder
08/06/2009DE102008007207A1 Logarithmic analog-digital converter for use in photometry, has buffer and amplifier that are integrated between charging/discharging capacitor and comparator, where amplification of buffer and amplifier is switched with analog switch
08/05/2009EP1985019B1 Time-to-digital conversion with delay contribution determination of delay elements
08/05/2009EP1961122B1 Time-to-digital conversion with calibration pulse injection
08/05/2009CN101501997A A switched capacitor DAC
08/05/2009CN101501996A Multi-channel current summing DAC
08/05/2009CN101499803A Digital-analog converter
08/05/2009CN101499802A Improved ADC in stacking structure
08/05/2009CN101499801A A/D conversion circuit and conversion method thereof
08/05/2009CN101499789A Time-delay regulator with high resolution
08/05/2009CN101498752A Display equipment and test method for the same
08/05/2009CN100525113C Digital-to-analog converter
08/05/2009CN100525112C Semiconductor device having on-chip reference voltage generator
08/05/2009CN100524396C Current driver
08/05/2009CN100524127C Conversion device and method for hetero-serial data to standard asynchronous communication wave shape
08/04/2009US7570305 Sampling of video data and analyses of the sampled data to determine video properties
08/04/2009US7570293 Image sensor with on-chip semi-column-parallel pipeline ADCS
08/04/2009US7570192 Charge-domain pipelined analog-to-digital converter
08/04/2009US7570191 Methods and systems for designing high resolution analog to digital converters
08/04/2009US7570190 Method and system for operating a comparator
08/04/2009US7570189 Radio frequency data capture
08/04/2009US7570188 Common mode management between a current-steering DAC and transconductance filter in a transmission system
08/04/2009US7570187 Technique for improving modulation performance of translational loop RF transmitters
08/04/2009US7570185 Data acquisition system for medical imaging
08/04/2009US7570183 System of multi-channel analog signal generation and controlled activation of multiple peripheral devices
08/04/2009US7570182 Adaptive spectral noise shaping to improve time to digital converter quantization resolution using dithering
08/04/2009US7570181 Method and system for input voltage droop compensation in video/graphics front-ends
07/2009
07/30/2009US20090190699 Gain control method and apparatus
07/30/2009US20090190035 Circuit for processing video signal
07/30/2009US20090189798 Encoder for a pipelined analog-to-digital converter
07/30/2009US20090189797 Opto-Electronic Analog-to-Digital Converter
07/30/2009US20090189796 Pipelined analog-to-digital converter with calibration of capacitor mismatch and finite gain error
07/30/2009US20090189795 Quantization error reduction in pwm full-mash converters
07/30/2009US20090189687 Multi-mode reconstruction filter
07/30/2009DE10350594B4 Verfahren zur Kalibrierung von Stromzellen für Digital-Analog-Wandlerschaltungen und Digital-Analog-Wandlerschaltung A method for calibration of current cells for digital-to-analog converter circuits and digital to analog converter circuit
07/30/2009DE102008005312A1 Optimiertes Widerstandsnetzwerk für programmierbare Transkonduktanzstufe Optimized resistor network for programmable transconductance
07/30/2009DE102007055104A1 Schaltungsanordnung zum Abgleich einer Widerstandsschaltung Circuit arrangement for calibrating a resistive circuit
07/29/2009EP2083518A1 Analog/digital conversion circuit, timing signal generation circuit, and control device
07/29/2009CN101494459A High matching current source layout for current rudder D/A converter
07/29/2009CN100521818C Multichannel pulsewidth modulator
07/29/2009CN100521551C Semiconductor device
07/29/2009CN100521548C Sigma-delta analog-to-digital converter and method
07/29/2009CN100521547C D/A converter and D/A converting method
07/29/2009CN100521546C Comparer and analog-to-digital converter
07/29/2009CN100521545C Analog-to-digital converter using three stage folding interpolating structure
07/29/2009CN100521544C Clock generating of analog-to-digital converter operating with interleaved timing
07/29/2009CN100521543C Method and appartus for suppressing tones induced by cyclic dynamic element matching (DEM)
07/28/2009US7567280 Solid-state imaging device, analogue-digital converting method in solid-state imaging device and imaging apparatus
07/28/2009US7567197 Cascade comparator and control method thereof
07/28/2009US7567196 Method of controlling digital-to-analog conversion
07/28/2009US7567195 Digital-to-analog converter using selected single bit converter elements
07/23/2009WO2009091822A1 Direct rf complex analog to digital converter
07/23/2009WO2009091806A2 Read and write interface communications protocol for digital-to-analog signal converter with non-volatile memory
07/23/2009WO2009091620A1 Digital background calibration in pipelined adcs
07/23/2009WO2009090514A1 Time interleaved analog-to-digital-converter
07/23/2009US20090185642 Automatic gain control using signal and interference power to obtain extended blocking performance
07/23/2009US20090185639 Dc offset correction circuit for canceling a dc offset in real time and a receiving system having the same
07/23/2009US20090184857 A/d converting apparatus
07/23/2009US20090184856 Digital-to-analog converter
07/23/2009US20090184855 Current steering dac
07/23/2009US20090184854 Precision microcontroller-based pulse width modulation digital-to-analog conversion circuit and method
07/23/2009US20090184853 Analog to digital converter with improved input overload recovery
07/23/2009US20090184848 Rotary encoder and method of manufacturing the same
07/23/2009DE112007002172T5 A/D-Wandler, A/D-Umwandlungsverfahren, A/D-Umwandlungsprogramm und Steuervorrichtung A / D converter, A / D converting method, A / D conversion program and control device
07/23/2009DE102007062752A1 Vorrichtung und Verfahren zur Korrektur von Signalverzerrungen Device and method for the correction of signal distortions
07/22/2009CN101490962A Display device
07/22/2009CN101490961A Successive approximation analog to digital converter
07/22/2009CN101488757A Digital-to-analog converter
07/22/2009CN101488756A Digital-to-analog converter and converting method thereof
07/22/2009CN101488755A CMOS series comparator, single terminal CMOS phase reverser and control method therefor
07/22/2009CN101488754A A/D converter in special range
07/22/2009CN100517978C D/a converter
07/22/2009CN100517977C Time continuous sigma-delta-analog-digital-converter
07/22/2009CN100517976C Signal buffer circuit with output lower limit threshold
07/22/2009CN100517975C Analog digital converter having a function of dynamic adjustment corresponding to the state of the system
07/22/2009CN100517974C Comparator offset calibration method and system for A/D converters