H03M 1 - Analogue/digital conversion; Digital/analogue conversion

Patents for H03M 1 - Analogue/digital conversion; Digital/analogue conversion (31,168)
12/2002
12/19/2002	US20020190883 Oversampling circuit and digital/analog converter
12/19/2002	US20020190882 Image processing apparatus having A/D converter
12/19/2002	US20020190774 Feed-forward approach for timing skew in interleaved and double-sampled circuits
12/19/2002	US20020190773 Feed-forward approach for timing skew in interleaved and double-sampled circuits
12/19/2002	DE10212461A1 Verfahren und Schaltung zur Linearisierung von nichtlinearen Kennlinien Method and circuit for linearization of non-linear characteristics
12/18/2002	EP1267492A1 Voltage comparing circuit
12/18/2002	EP1056989B1 Method for operating a position measuring system and corresponding position measuring system
12/18/2002	CN1385135A Quick analog-to-digital convertion signal processor, RF receiving circuit, digital receiving front circuit
12/17/2002	US6496550 Time interleaved digital signal processing in a read channel with reduced noise configuration
12/17/2002	US6496134 Frequency spectrum method and frequency spectrum analyzer
12/17/2002	US6496133 Resistor string integrated circuit and method for reduced linearity error
12/17/2002	US6496132 Method and apparatus for increasing linearity and reducing noise coupling in a digital to analog converter
12/17/2002	US6496131 Capacitor-array D/A converter including a thermometer decoder and a capacitor array
12/17/2002	US6496130 D/A conversion circuit and semiconductor device
12/17/2002	US6496129 Segmented circuitry
12/17/2002	US6496125 A/D conversion
12/17/2002	US6495821 Method and apparatus for determining a position of a movable barrier
12/12/2002	US20020187765 Dynamic automatic gain control circuit employing kalman filtering
12/12/2002	US20020186158 Method of forming D/A resistor strings with cross coupling switches
12/12/2002	US20020186157 D/A converter circuit and semiconductor device
12/12/2002	US20020186156 Current steering type d/a converter
12/12/2002	US20020186081 Automatic gain control circuit
12/12/2002	US20020186071 Semiconductor integrated circuit device including a substrate bias controller and a current limiting circuit
12/12/2002	DE10225191A1 Analog-Digital-Signal-Umwandlungsverfahren- und Vorrichtung Analog-to-digital signal Umwandlungsverfahren- and apparatus
12/11/2002	EP1265366A1 A/D Conversion apparatus.
12/11/2002	EP1265185A2 Parallel signal procesing circuit, semiconductor device having the circuit, and signal processing system having the circuit
12/11/2002	EP1264407A1 Improved current-steering d/a conversion
12/11/2002	EP1264271A1 Operating apparatus and signal-output-modulating method for the same
12/11/2002	CN1096188C Multi-channel MPEG video displacement coding device
12/11/2002	CN1096013C Apparatus for detecting output load
12/10/2002	US6492929 Analogue to digital converter and method of analogue to digital conversion with non-uniform sampling
12/10/2002	US6492928 Digital-to-analog converter with power up/down transient suppression and automatic rate switching
12/10/2002	US6492924 Circuits, systems, and methods for signal processors that buffer a signal dependent current
12/10/2002	US6492923 Test system and testing method using memory tester
12/10/2002	US6492921 Device for clamping multiple signals
12/10/2002	US6492900 Rotary switch test sensor
12/05/2002	WO2002097999A1 High-speed sample-and-hold circuit with gain
12/05/2002	WO2002097998A2 Ultra high speed clocked analog latch
12/05/2002	WO2002097980A1 A method and apparatus for calibrating a gm cell utilizing a replica gm cell
12/05/2002	US20020183028 Receiving Apparatus And Gain Controlling Method
12/05/2002	US20020181257 Logarithmic a/d converter, method of logarithmic a/d conversion logarithmic d/a converter, method of logarithmic d/a conversion, and system for measuring physical quantity
12/05/2002	US20020180630 Electronic volume circuit
12/05/2002	US20020180629 Delta-sigma modulator
12/05/2002	US20020180628 Servo controller and servo control method
12/05/2002	US20020180627 Automatic A/D sample triggering
12/05/2002	US20020180626 Semiconductor device having DACs and method of testing such semiconductor device
12/05/2002	US20020180625 Calculation processing device of resolver signal
12/05/2002	US20020180432 Transpinnor-based switch and applications
12/05/2002	US20020179838 Dynamic offset correction in detector arrays
12/05/2002	DE10163262A1 Circuit for physiologically optimized digital setting, detection of electrical, electronic values, produces values from optional staged combinations of series and parallel connections
12/04/2002	EP1262903A2 Parallel signal processing circuit, semiconductor device having the circuit, and signal processing system having the circuit
12/04/2002	EP1262048A2 System and method for high speed communications using digital signal processing
12/04/2002	EP1262015A1 Power-conserving external clock for use with a clock-dependent integrated circuit
12/03/2002	US6490005 Video analog-to-digital converter
12/03/2002	US6489914 RSD analog to digital converter
12/03/2002	US6489913 Sub-ranging analog-to-digital converter using a sigma delta converter
12/03/2002	US6489911 Direct digital waveform synthesizer with DAC error correction
12/03/2002	US6489910 Oversampling circuit and digital/analog converter
12/03/2002	US6489906 ΔΣ type A/D converter
12/03/2002	US6489905 Segmented DAC calibration circuitry and methodology
12/03/2002	US6489904 Pipeline analog-to-digital converter with on-chip digital calibration
11/2002
11/28/2002	WO2002095949A1 Apparatus and method for multi-channel digital to analog conversion of signals with different sample rates
11/28/2002	US20020177430 Circuit configuration for metering pulse recognition
11/28/2002	US20020175848 Digital-to-analog converter with constant bias voltage
11/28/2002	US20020175846 Multi-bit delta sigma A/D converter
11/28/2002	US20020175845 A/D conversion method and apparatus
11/28/2002	US20020175844 High-speed sample-and-hold circuit with gain
11/28/2002	US20020175843 True background calibration of pipelined analog digital converters
11/28/2002	US20020175765 Method and apparatus for calibrating a Gm cell utilizing a replica Gm cell
11/28/2002	US20020175727 Ultra high speed clocked analog latch
11/28/2002	US20020175715 Comparator and analog-to-digital converter
11/28/2002	US20020175688 Method and an apparatus for measuring the ratio of the amplification factor of a signal level normalizer
11/28/2002	US20020175276 Method and apparatus for determining a position of a movable barrier
11/27/2002	EP1261136A1 Delta sigma type AD converter
11/27/2002	EP1261135A2 Resolver signal processing system
11/27/2002	EP1261128A2 Comparator and analog-to-digital converter
11/27/2002	EP1260888A2 Arithmetic unit for correcting detection output in which corrected operation output is sensitive to mechanical factors
11/27/2002	CN1381953A Air bubble debugging circuit
11/27/2002	CN1095250C Digital processing device for analog signal to be restored in analog form
11/27/2002	CN1095249C Method and arrangement for waveform recognition of analog signal to digital signal conversion
11/26/2002	US6487674 Single wire interface for an analog to digital converter
11/26/2002	US6486871 Pointing device with Z-axis functionality and reduced component count
11/26/2002	US6486820 Pipeline analog-to-digital converter with common mode following reference generator
11/26/2002	US6486818 Segmented resistor string digital-to-analog converters
11/26/2002	US6486817 Digital-analog conversion circuit capable of functioning at a low power supply voltage
11/26/2002	US6486816 CDAC operation at low supply voltages
11/26/2002	US6486815 Oversampling circuit and digital/analog converter
11/26/2002	US6486814 Digital-to-analog converter using different multiplicators between first and second portions of a data holding period
11/26/2002	US6486812 D/A conversion circuit having n switches, n capacitors and a coupling capacitor
11/26/2002	US6486811 Offset-free analog-to-digital converter
11/26/2002	US6486809 Analog to digital converter with configurable sequence controller
11/26/2002	US6486808 Data signal amplifier with automatically controllable dynamic signal range
11/26/2002	US6486807 A/D converter calibration
11/26/2002	US6486806 Systems and methods for adaptive auto-calibration of Radix<2 A/D SAR converters with internally generated stimuli
11/26/2002	US6486805 Frequency to digital converter
11/26/2002	US6486802 Low power consumption encoder, control method therefor and coordinate input device using the same
11/21/2002	WO2002093752A2 Digital to analog convertor
11/21/2002	WO2002093751A2 A digital to analogue converting circuit
11/21/2002	US20020174242 Modem with code execution adapted to symbol rate
11/21/2002	US20020173932 Decoder for three phase signal

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