Patents
Patents for H03M 1 - Analogue/digital conversion; Digital/analogue conversion (31,168)
03/1996
03/05/1996US5497152 Digital-to-digital conversion using non-uniform sample rates
02/1996
02/29/1996DE4429701A1 Analog=digital converter for digital counter in integrated circuit
02/29/1996DE19530670A1 Coding device using Gray code binary numbers
02/28/1996EP0698315A1 Algorithmic a/d converter with digitally calibrated output
02/28/1996EP0581932B1 Angle of rotation sensor for the absolute measurement of the angle of rotation over several revolutions
02/28/1996CN1117577A Absolute position detection apparatus and error compensation methods therefor
02/27/1996US5495247 Analog to digital convertor
02/27/1996US5495245 Digital-to-analog converter with segmented resistor string
02/27/1996US5495193 Voltage to frequency converter
02/22/1996WO1996005670A2 Digital radio with vocoding encrypting codec
02/21/1996CN1117222A Compression of palettized images and binarization for bitwise coding of m-ary alphabets therefor
02/20/1996US5493300 Circuit configuration for a D/A and A/D converter
02/20/1996US5493298 Dithered analog-to-digital converter
02/20/1996US5493297 Quantization noise reduction in oversampled analog-to-digital signal conversion
02/15/1996WO1996004595A1 Operational parameter non-linear regulation process and circuitry
02/15/1996DE3790072C2 Automatic gain control of analog signal
02/14/1996EP0696722A1 Position-measuring device
02/14/1996EP0696394A1 Process for compensating component tolerances in analog-digital converters
02/08/1996DE4427388A1 Signal synthesis method with D=A conversion to output signal
02/07/1996EP0696106A1 A/d convertor
02/07/1996EP0696007A1 A multiplier utilising a charge transfer device
02/07/1996EP0438393B1 Digital transmitter with variable resolution as a function of speed
02/07/1996CN1116309A Current measurement circuit comprising a mutally couples transformer and an integration circuit
02/06/1996US5490099 Method of multiplying an analog value by a digital value
02/06/1996US5489905 Merged decoding circuit for analog-to-digital flash conversion
02/06/1996US5489904 Analog current mode analog/digital converter
02/06/1996US5489903 Digital to analog conversion using non-uniform sample rates
02/06/1996US5489902 Dynamic power saving video DAC
01/1996
01/31/1996EP0695035A1 Multiple comparison A/D-converter using the interpolation principle
01/31/1996EP0694924A1 Differential sample-hold circuit
01/31/1996EP0694805A1 Analog-digital converter and analog-digital system using said converter
01/31/1996CN1115922A Bandpass sigma-delta analog-to-digital converter (ADC), method therefor, and receiver using same
01/30/1996US5488370 Analog-to-digital converter
01/30/1996US5488368 A/D converter system and method with temperature compensation
01/25/1996WO1996002090A1 Process for the analog/digital conversion of an electric signal and device for implementing it
01/25/1996WO1996002089A1 Charge-to-digital converter
01/25/1996WO1996002088A1 Folding stage and folding analog-to-digital converter
01/25/1996WO1996002087A1 Folding stage for a folding analog-to-digital converter
01/24/1996EP0693750A2 Method and apparatus for cancelling in real-time DC offset in a received analog signal
01/24/1996EP0693720A1 Hybrid program control means, in particular for domestic appliances
01/24/1996CN1115591A Apparatus for and method of speech digitizing
01/24/1996CN1115523A D/A converter noise reduction system
01/17/1996EP0692160A1 Temperature corrected integrating analog-to-digital converter
01/16/1996US5485487 Reconfigurable counter and pulse width modulator (PWM) using same
01/16/1996US5485468 Data output encoder having resetting mechanism
01/16/1996US5485152 Analog to digital conversion using non-uniform sample rates
01/11/1996WO1995031043A3 Semiconductor device for the summation of a number of weighted input signals
01/11/1996DE4423955A1 Verfahren zum Analog-/Digital-Wandeln eines elektrischen Signals und Vorrichtung zur Durchführung des Verfahrens A method for analog / digital conversion of an electric signal and device for carrying out the method
01/11/1996DE4420713A1 Audio signal A=D converter
01/11/1996DE19524879A1 Pointer indicating unit with pointer and stepper motor for driving pointer
01/10/1996EP0691749A1 Digital angular position encoder and its particular application in a vehicle
01/10/1996EP0691748A1 Method for determination of errors in analogue-digital conversion
01/10/1996EP0691656A1 Sample hold circuit
01/10/1996CN2217254Y Digital-to-analog converter of analog multiplication type
01/09/1996US5483238 For converting a signal from one form to another
01/09/1996US5483237 Method and apparatus for testing a CODEC
01/09/1996US5483150 Transistor current switch array for digital-to-analog converter (DAC) including bias current compensation for individual transistor current gain and thermally induced base-emitter voltage drop variation
01/03/1996EP0690583A2 High speed A/D converter and slew controlled pulse detector
01/03/1996EP0690571A1 Sawtooth generator and signal interpolating apparatus using the same
01/03/1996EP0689736A1 Semiconductor device
01/02/1996US5481214 Voltage to pulse-width conversion circuit
01/02/1996US5481129 Laser trimmed resistor, controlled hydrogen concentration in silicon nitride layer
12/1995
12/28/1995WO1995035599A1 Time interval voltage converter
12/27/1995EP0689340A2 Signal-processing circuit
12/26/1995US5479170 Method and apparatus for long-term multi-valued storage in dynamic analog memory
12/26/1995US5479169 Multiple neural network analog to digital converter for simultaneously processing multiple samples
12/26/1995US5479168 Compatible signal encode/decode system
12/26/1995US5479131 Squid array voltage standard
12/26/1995US5479119 High speed active overvoltage detection and protection for overvoltage sensitive circuits
12/26/1995US5479103 For measuring the value of an unknown voltage
12/21/1995DE19518714A1 Optical sensor with measuring body
12/19/1995US5477186 Chopper type differential amplifier using MOS gate capacitors
12/19/1995US5477183 For a video input signal
12/13/1995EP0686320A1 Resampling synchronizer of digitally sampled signals
12/06/1995EP0685944A1 Encoder for measuring the relative movement between two objects
12/06/1995EP0685943A1 AD converter of two analog signals using a single converting module
12/06/1995EP0685743A1 Current measurement circuit comprising a mutually coupled transformer and an integration circuit
12/06/1995CN1113054A Digital-to-anolog converting circuit
12/05/1995US5473675 Call establishment for simultaneous analog and digital communications
12/05/1995US5473237 Angle-position sensor for the absolute measurement of the angle of rotation over a plurality of revolutions
12/05/1995CA2030919C Range switching device
12/05/1995CA1337707C Adaptive speech feature signal generation arrangement
11/1995
11/30/1995WO1995032552A1 Reference ladder auto-calibration circuit for an analog to digital converter
11/30/1995WO1995032506A1 A constant impedance sampling switch
11/29/1995EP0683856A1 Device and method for digitally measuring a voltage varying within a given range, and uses thereof.
11/29/1995EP0390868B1 Pseudorandom dither and random dither for reducing frequency synthesis noise
11/29/1995CN1112754A Isolated analog-digital converter circuit for large radiation imaging system
11/28/1995US5471505 Method and apparatus for increasing the resolution of a digital to analog converted pulse width modulated signal
11/28/1995US5471210 Analog digital converter
11/28/1995US5471208 Reference ladder auto-calibration circuit for an analog to digital converter
11/28/1995US5471207 Compression of palettized images and binarization for bitwise coding of M-ary alphabets therefor
11/28/1995US5471131 Analog-to-digital converter and reference voltage circuitry
11/23/1995DE19507280A1 D=A converter with coarse and fine bit decoders
11/22/1995EP0683567A1 Precision analog-to-digital converter with low-resolution and high-resolution conversion paths
11/22/1995CN1112312A Method and circuit arrangement for compensating the dc offset voltage of a d/a converter
11/21/1995US5469164 Circuit and method for digital to analog signal conversion
11/21/1995US5469163 Multiple resonant tunneling circuits for positive digit range-4 base-2 to binary conversion
11/16/1995WO1995031043A2 Semiconductor device for the summation of a number of weighted input signals
11/16/1995DE4426885C1 Verfahren und Schaltungsanordnung zur manuellen Eingabe von Betriebsparametern Method and circuit for manual entry of operating parameters
11/16/1995CA2166555A1 Semiconductor device