Patents
Sitemap › H03 - Basic electronic circuitry › H03M - Coding, decoding or code conversion, in general › H03M 1 - Analogue/digital conversion; Digital/analogue conversion
Patents for H03M 1 - Analogue/digital conversion; Digital/analogue conversion (31,168)
05/2003
05/27/2003US6570523 Analog to digital converter using subranging and interpolation
05/27/2003US6570522 Differential interpolated analog to digital converter
05/27/2003US6570521 Multistage scrambler for a digital to analog converter
05/27/2003US6570520 DA converter
05/27/2003US6570517 Digital to analog converting circuit
05/27/2003US6570516 Multi-output DAC and method using single DAC and multiple s/h circuits
05/27/2003US6570515 Decoder for reducing test time for detecting defective switches in a digital-to-analog converter
05/27/2003US6570514 Linearity error compensator
05/27/2003US6570411 Switched-capacitor structures with reduced distortion and noise and enhanced isolation
05/27/2003US6570410 Feed-forward approach for timing skew in interleaved and double-sampled circuits
05/27/2003US6570402 Impedance control circuit
05/22/2003WO2003043197A1 Sigma-delta modulation
05/22/2003WO2003043196A1 Digital/analog converter circuit with a device for compensating nonlinear distortions
05/22/2003WO2002082661A3 Canonical huffman encoded data decompression algorithm
05/22/2003WO2002069613A3 Method and system for adjusting the dynamic range of a digital-to-analog converter in a wireless communications device
05/22/2003US20030095061 A/d converter with high-speed input circuit
05/22/2003US20030095060 Direct digital conversion of baseband signals to super-nyquist frequencies
05/22/2003US20030095059 Current switching cell for digital to analog converter
05/22/2003US20030095058 Guess method and apparatus, sampling apparatus
05/22/2003DE10154249C1 Analog/Digital-Wandler Analog / digital converter
05/21/2003EP1312177A2 Methods and systems for digitally processing optical data signals
05/21/2003EP1312168A1 Method and circuit for regulating the signal level fed to an analog-digital converter
05/21/2003EP1311934A2 Method for automatically generating several electrical pulses using numeric default values, in particular for simulating an incremental encoder
05/21/2003EP1080431B1 Data acquisition system comprising a circuit for converting a high frequency analog input signal into a plurality of digital signals
05/21/2003CN1419781A Selected data compression for digital pictorial information
05/20/2003US6567031 A/D multi-channel architecture
05/20/2003US6567030 Sample synthesis for matching digitizers in interleaved systems
05/20/2003US6567029 Low voltage analog-to-digital converters with internal reference voltage and offset
05/20/2003US6567028 Reference voltage stabilization in CMOS sensors
05/20/2003US6567026 Voltage scaling digital-to- analog converter with impedance strings
05/20/2003US6567024 Analog switch and A/D converter having the same
05/20/2003US6567022 Matching calibration for dual analog-to-digital converters
05/20/2003US6567021 Design-for-test circuit for successive approximation analog-to-digital converters
05/20/2003US6567015 Method for initializing an analog encoder
05/20/2003US6566857 Testing of digital-to-analog converters
05/15/2003WO2003041278A1 Low power a/d converter
05/15/2003WO2003041274A1 Method and apparatus for generating pulse width modulated waveforms
05/15/2003WO2002049217A3 Adaptively calibrating analog-to-digital conversion with correction table indexing
05/15/2003US20030093160 Adaptive voltage regulator for powered digital devices
05/15/2003US20030090404 Identical-element capacitor chain successive approximations analog-to-digital converter
05/15/2003US20030090402 D/A conversion circuit and semiconductor device
05/15/2003US20030090401 DA converter and data reproducing apparatus
05/15/2003US20030090400 Multi-output dac and method using single dac and multiple s/h circuits
05/15/2003US20030090347 Integrated radiofrequency circuit component
05/14/2003EP1192412A4 Chain code position detector
05/14/2003EP0943181A4 Improved convergence in a digital signal averager
05/13/2003US6563891 Automatic gain control for slotted mode operation
05/13/2003US6563449 Successive comparison analog-to-digital converter
05/13/2003US6563447 Non-linear bulk capacitance bootstrapped current switch
05/13/2003US6563446 Method and apparatus for direct RAM analog-to-digital converter calibration
05/13/2003US6563445 Self-calibration methods and structures for pipelined analog-to-digital converters
05/13/2003US6563444 Apparatus for and method of performing a conversion operation
05/08/2003WO2003039007A1 D/a converter and output amplifying circuit
05/08/2003WO2003039006A2 Incremental-delta analogue-to-digital conversion
05/08/2003WO2003039005A2 High-resolution digital-to-analog converter
05/08/2003US20030088280 Low power A/D converter
05/08/2003US20030086488 Method and apparatus for generating pulse width modulated waveforms
05/08/2003US20030085830 Analog/digital converter
05/08/2003US20030085829 Digital to analog converter with reduced ringing
05/08/2003US20030085828 Display device
05/08/2003US20030085827 Apparatus and method for dynamic element matching
05/08/2003US20030085825 Modulation of an analog signal into a digital representation thereof
05/08/2003US20030085824 Digital-to-analogue converter using an array of current sources
05/08/2003US20030085767 Resistance-to-digital converter
05/07/2003EP1309093A2 Method and apparatus for reducing the effect of AGC switching transients
05/07/2003CN1416221A Chopper modulus converter
05/07/2003CN1416220A Comparator circuit, comparator, level sensing circuit and threshold voltage setting method
05/07/2003CN1107892C Voltage to current conversion circuit for converting voltage to multiple current outputs
05/06/2003US6559789 High speed successive approximation return path and data conversion methods and circuits using the same
05/06/2003US6559788 Parallel and shared parallel analog-to-digital conversion for digital imaging
05/06/2003US6559786 Circuit arrangement for conversion of an input current signal to a corresponding digital output signal
05/06/2003US6559785 Digital/analog converter
05/06/2003US6559784 Current switching cell for digital to analog converter
05/06/2003US6559783 Programmable auto-converting analog to digital conversion module
05/06/2003US6559782 Method of determining measuring time for an analog-digital converter
05/06/2003US6559688 Voltage comparing circuit
05/02/2003EP1305882A1 Programmable gain amplifier for use in a data network
05/01/2003WO2003036509A2 Sampling method reconstruction method and devices for sampling and/or reconstructing multidimensional signals
05/01/2003WO2002071713A3 Compensation of distortion due to channel and to receiver, in a parallel transmission system
05/01/2003US20030084396 D/A conversion apparatus, decoder, and tape drive
05/01/2003US20030083031 Method and apparatus for reducing the effect of AGC switching transients
05/01/2003US20030080894 A/D converter
05/01/2003US20030080893 Capacitor mismatch independent gain stage for differential pipeline analog to digital converters
05/01/2003US20030080892 Chopper analog-to-digital converter
05/01/2003US20030080890 Broadband IF conversion using two ADCs
05/01/2003US20030080889 Current cell driving circuit in digital-to-analog converter
05/01/2003US20030080885 Calibratipn method for interleaving an a/d converter
05/01/2003US20030080884 Cross-talk Linearity Connection
05/01/2003US20030080800 Integrated analog multiplexer
05/01/2003US20030080784 Comparing circuit, comparator, level determining circuit and threshold voltage setting method
04/2003
04/30/2003CN1107380C Digital/analog conversion apparatus
04/29/2003US6557131 Apparatus and method for automated testing of integrated analog to digital converters
04/29/2003US6556946 Linear position sensor
04/29/2003US6556164 Analog/digital converter and method for converting an analog input signal into a digital output signal
04/29/2003US6556163 Analog to digital conversion device
04/29/2003US6556162 Digital-to-analog converter and active matrix liquid crystal display
04/29/2003US6556161 Digital to analog converter employing dynamic element matching
04/29/2003US6556160 Circuit for converting an analog signal to a PWM signal
04/29/2003US6556158 Residue-compensating A/D converter
04/29/2003US6556156 Circuit and method for calibrating the phase shift between a plurality of digitizers in a data acquisition system
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