| Patents for H03M 1 - Analogue/digital conversion; Digital/analogue conversion (31,168) |
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| 03/18/1999 | WO1999013584A1 Method and system for sliced integration within flash analog to digital converters in read channel circuits |
| 03/18/1999 | WO1999013583A1 Method and circuit for calibration of flash analog to digital converters |
| 03/18/1999 | WO1999013574A1 Low power current-to-frequency converter circuit for use in implantable sensors |
| 03/18/1999 | WO1998057468A3 Dc suppression for pcm modems |
| 03/18/1999 | WO1998048541A3 Direct digital access arrangement circuitry and method for connecting to phone lines |
| 03/18/1999 | DE19830796A1 Analog to digital convertor |
| 03/17/1999 | EP0902543A2 Digital angle conversion |
| 03/16/1999 | US5883590 Analog to digital converter using up/down counter and digital feedback |
| 03/11/1999 | WO1999012264A2 Sigma-delta modulator with improved gain accuracy |
| 03/11/1999 | WO1999012126A1 Computational graceful degradation method using priority information in multiple objects case |
| 03/11/1999 | DE19809405A1 Constant voltage generator circuit e.g. for A=D converter |
| 03/10/1999 | EP0901232A2 Voltage comparator, operational amplifier and analog-to-digital conversion circuit employing the same |
| 03/10/1999 | EP0901058A1 Two stage current mirror |
| 03/10/1999 | EP0610430B1 Analog-to-digital converter and method of fabrication |
| 03/10/1999 | CN1210397A Constant voltage generation circuit |
| 03/09/1999 | US5881364 Radio pager having correcting circuit responsive to temperature variation |
| 03/09/1999 | US5880691 Capacitively coupled successive approximation ultra low power analog-to-digital converter |
| 03/09/1999 | US5880690 Pipeline ADC common-mode tracking circuit |
| 03/09/1999 | US5880689 Balanced digital-to-analog converter |
| 03/09/1999 | US5880683 Absolute digital position encoder |
| 03/03/1999 | EP0899886A2 High quality audio encoding/decoding apparatus |
| 03/03/1999 | EP0899884A2 D/A converter and delta-sigma D/A converter |
| 03/03/1999 | EP0899873A1 Area-efficient reconstruction filters, particularly for D/A current-driven converters |
| 03/03/1999 | EP0899645A2 Field effect transistors |
| 03/03/1999 | EP0898813A1 Data and servo sampling in synchronous data detection channel |
| 03/03/1999 | EP0832517B1 Hybrid analog-to-digital converter for low power applications, such as use in an implantable medical device |
| 03/03/1999 | CN1209917A Data compression and expansion of audio signals |
| 03/02/1999 | US5878171 Encoding apparatus |
| 03/02/1999 | US5877720 Reconfigurable analog-to-digital converter |
| 03/02/1999 | US5877719 Method of controlling analog-to-digital converter |
| 03/02/1999 | US5877718 Differential analog-to-digital converter with low power consumption |
| 03/02/1999 | US5877717 D/A converter with a Gamma correction circuit |
| 03/02/1999 | US5877715 Correlated double sampling with up/down counter |
| 03/02/1999 | US5877713 Digital programmable phase shifter and A/D converter using such a phase shifter |
| 03/02/1999 | US5877710 Operational parameter non-linear regulation process and circuitry |
| 03/02/1999 | US5877637 Resistance bridge and its use in conversion systems |
| 02/25/1999 | WO1999009650A1 Method and apparatus for acquiring wide-band pseudorandom noise encoded waveforms |
| 02/25/1999 | WO1999009491A1 Mirror circuitry for noise reduction |
| 02/25/1999 | WO1998053555A3 Digital to analogue and analogue to digital converters |
| 02/24/1999 | EP0898376A2 Current folding and interpolating circuit |
| 02/24/1999 | EP0898375A2 Electronic sampling circuit |
| 02/24/1999 | EP0898374A2 Digital-to-analog converter including current cell matrix with enhanced linearity and associated methods |
| 02/24/1999 | EP0898373A1 Compensation method for control systems, namely with high delay, and corresponding compensation control system |
| 02/24/1999 | EP0897618A1 Digital to analogue converter with multiple output stages |
| 02/24/1999 | EP0897617A1 Digital to analogue converter with reference signal |
| 02/23/1999 | US5874912 Serial-parallel A/D converter |
| 02/23/1999 | US5874911 Analog-to-digital converting circuitry |
| 02/23/1999 | US5874844 Schmitt trigger circuit with an adjustable trigger voltage |
| 02/18/1999 | WO1999008388A2 A method for converting an analog input signal into a digital output signal, an arrangement for performing such method and an image sensor comprising such arrangements |
| 02/18/1999 | WO1999007987A1 Method for determining segment times |
| 02/18/1999 | WO1998052286A3 Swept frequency device test |
| 02/17/1999 | CN2308209Y Frequency-conversion speed regulation open-loop long-distance control device in explosion-proof field |
| 02/16/1999 | US5872533 Circuit and architecture for providing an interface between components |
| 02/16/1999 | US5872532 Selection apparatus |
| 02/16/1999 | US5872531 Signal encode/decode system |
| 02/11/1999 | DE19734595A1 Verfahren zur Ermittlung von Segmentzeiten Method for determining segment times |
| 02/11/1999 | DE19733885A1 Measurement device for measuring travel and angle of rotation on moving objects with hard magnetic surface |
| 02/10/1999 | EP0896498A2 Audio signal processing apparatus and audio signal processing method for multi channel audio reproduction system |
| 02/10/1999 | EP0896435A2 Circuit and method for converting an analogue control variable into digital in a digital hearing aid |
| 02/10/1999 | EP0895642A1 Variable capacitor |
| 02/09/1999 | US5870078 Circuit for making precise measurements of the ratio of two resistance |
| 02/09/1999 | US5870052 Successive approximation type analog to digital converter with repetitive conversion cycles |
| 02/09/1999 | US5870049 Current mode digital to analog converter |
| 02/09/1999 | US5870047 Signal converter using multiple data streams and method therefor |
| 02/09/1999 | US5870045 Digital to analog converter circuit |
| 02/09/1999 | US5870044 Digital analog converter with self-calibration current sources |
| 02/09/1999 | US5870043 Pla dac circuit employing a test function |
| 02/09/1999 | US5870042 Method of and apparatus for testing A-D converter with a source current measurement and reduced external test terminals |
| 02/09/1999 | US5870041 Analog-to-digital converter with digital compensation |
| 02/04/1999 | WO1998049828A3 Synchronous sigma-delta modulator |
| 02/04/1999 | DE19732974A1 Measuring signal adaptor for high-precision A=D conversion and telemetry |
| 02/03/1999 | EP0895360A2 Optical incremental encoder |
| 02/03/1999 | EP0895359A2 Data converter with gain scaling including dither |
| 02/03/1999 | EP0895220A1 Method for inspecting active matrix board, active matrix board, liquid crystal device and electronic equipment |
| 02/03/1999 | EP0895063A1 Position measuring device |
| 02/02/1999 | US5867819 For decoding encoded data |
| 02/02/1999 | US5867116 Multi-stage interpolating analog-to-digital conversion |
| 02/02/1999 | US5867115 Signal processing circuit with offset compensation |
| 02/02/1999 | US5867035 Voltage to current conversion circuit for converting voltage to multiple current outputs |
| 01/28/1999 | WO1999004496A1 Improved successive approximation a/d converter |
| 01/27/1999 | EP0755589A4 Decoding signals containing encoded information |
| 01/27/1999 | EP0660982B1 Driving circuit for a gate turn-off thyristor |
| 01/26/1999 | US5864495 Arithmetic processing apparatus and arithmetic processing circuit |
| 01/26/1999 | US5864312 Quantizing circuit |
| 01/26/1999 | US5864311 Systems for enhancing frequency bandwidth |
| 01/26/1999 | US5864310 Wireless receiver with offset compensation using flash-ADC |
| 01/26/1999 | US5864219 Circuit for detecting a level or a variation of an input direct voltage |
| 01/21/1999 | WO1999003197A2 A high speed and high gain operational amplifier |
| 01/21/1999 | DE19730806A1 Unit for signal evaluation for position sensor transmitters, especially for angle sensors |
| 01/21/1999 | CA2295840A1 A high speed and high gain operational amplifier |
| 01/20/1999 | EP0892500A1 System for increasing the definition in converting a digital datum in a PWM signal for driving a full-bridge output stage |
| 01/20/1999 | EP0892437A2 Precision capacitor ladder using differential equal-perimeter pairs |
| 01/20/1999 | EP0716747B1 An improved-sensitivity high-resolution comparator |
| 01/20/1999 | CN2305017Y Digit controlling photoelectric sampler |
| 01/19/1999 | US5861832 Analog-to-digital converter having amplifier and comparator stages |
| 01/19/1999 | US5861831 Intermediate frequency (IF) sampling clock-to-clock auto-ranging analog-to-digital converter (ADC) and method |
| 01/19/1999 | US5861830 Digital to analog converter and dynamic current mirror structure to simplify on-chip wave shaping |
| 01/19/1999 | US5861829 High-speed, low power, medium resolution analog-to-digital converter and method of stabilization |
| 01/19/1999 | US5861828 Apparatus and method for monotonic digital calibration of a pipeline analog-to-digital converter |
| 01/19/1999 | US5861826 Method and apparatus for calibrating integrated circuit analog-to-digital converters |