Patents for H03M 1 - Analogue/digital conversion; Digital/analogue conversion (31,168) |
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06/21/1994 | US5323436 Apparatus of and method for counting a number of revolutions of a servo motor |
06/21/1994 | US5323159 Digital/analog converter |
06/15/1994 | EP0601214A1 Signal observing method |
06/15/1994 | EP0446257A4 Successive-approximation register |
06/15/1994 | CN1088032A Switched capacitor D/A converter |
06/15/1994 | CN1025094C Double-slope integral analogue/digital converter |
06/14/1994 | US5321404 Ripsaw analog-to-digital converter and method |
06/14/1994 | US5321403 Multiple slope analog-to-digital converter |
06/14/1994 | US5321402 Analog-to-digital conversion method and device |
06/14/1994 | US5321401 Method and apparatus for digital to analog conversion with minimized distortion |
06/09/1994 | DE4309863C1 Binary code word scanning system for position measurement e.g. on crane gantry - compares binary words provided by two sensor groups arranged alternately along line to scan offset code marks |
06/08/1994 | EP0600788A1 Analog-digital converter |
06/08/1994 | EP0600498A1 Circuit for driving liquid crystal device |
06/07/1994 | US5319372 Analog to digital converter that decodes MSBS from internal voltages of two folder circuits |
06/07/1994 | US5319371 D/A converter with means to prevent output signal instability |
06/07/1994 | US5319370 Analog-to-digital converter with a continuously calibrated voltage reference |
06/07/1994 | US5318593 Multi-mode adaptable implantable pacemaker |
06/01/1994 | EP0599120A1 Regenerator for binary signals |
06/01/1994 | EP0536198B1 Process for the conversion of digital codes and digital-to-analog converter employing this process |
05/31/1994 | US5317529 Analog-to-digital converting apparatus |
05/31/1994 | US5317313 Method and apparatus for analog/digital conversion |
05/31/1994 | US5317312 Analog-to-digital converter of an annular configuration |
05/26/1994 | WO1994011951A1 Pipelined analog to digital converters and interstage amplifiers for such converters |
05/25/1994 | EP0598374A2 Sampling frequency converter |
05/25/1994 | EP0554265B1 Two-step analog-to-digital converter |
05/25/1994 | EP0357616B1 Process and device for compensating errors of measurement |
05/24/1994 | US5315627 Pseudo-random repetitive sampling of a signal |
05/24/1994 | US5315301 Binary data generating circuit and A/D converter having immunity to noise |
05/24/1994 | CA1329831C Analog-to-digital and digital-to-analog conversion system and echo cancellation device including the same |
05/18/1994 | EP0597315A2 Switched capacitor D/A converter |
05/18/1994 | EP0597123A1 D/a converter and a/d converter |
05/18/1994 | EP0515438B1 Process for converting an analog voltage to a digital value |
05/18/1994 | EP0515424B1 Coding circuit |
05/17/1994 | US5313300 Binary to unary decoder for a video digital to analog converter |
05/17/1994 | US5313207 Differential subtracter improved for higher accuracy and A/D converter including the same |
05/17/1994 | US5313206 Sub-ranging analogue to digital converter using differential signals and direct current subtraction |
05/17/1994 | US5311771 Method for determining the rotational position of a crankshaft of an internal combustion engine |
05/10/1994 | US5311314 Method of and arrangement for suppressing noise in a digital signal |
05/10/1994 | US5311180 Digital circuit for the introduction and later removal of dither from an analog signal |
05/10/1994 | US5311179 Method for amending the effect of offset voltage variations from the output voltage in a D/A converter |
05/10/1994 | US5311072 Apparatus for sampling and holding analog data for a liquid crystal display |
05/03/1994 | US5309478 Method and apparatus for hybrid analog/digital signal processing |
05/03/1994 | US5309157 Analog to digital converter using folder reference circuits |
05/03/1994 | US5309151 Current-supplying integrated circuit |
05/03/1994 | US5309114 Pulse step modulator |
05/03/1994 | CA1329244C Absolute position detecting method and apparatus therefor |
04/28/1994 | WO1994009566A1 Superconductor switching circuits |
04/26/1994 | US5307374 Digital receiver with reduced memory requirement for Viterbi equalization |
04/26/1994 | US5307067 Folding circuit and analog-to-digital converter |
04/26/1994 | US5307065 Digital-to-analog converter |
04/26/1994 | US5307064 Digital-to-analog converter capable of reducing load of low-pass filter |
04/26/1994 | US5307063 Superconducting A/D converter |
04/21/1994 | DE4233549A1 Detecting RPM and rotation direction of rotary drive, e.g. window lifter of motor vehicle - using signal generating or altering element connected to rotary drive and supplying detecting sensor and electronic evaluation unit |
04/20/1994 | EP0493443B1 PARALLEL ANALOG-TO-DIGITAL CONVERTER USING 2?(n-1) COMPARATORS |
04/19/1994 | US5305006 Soliton-phase analog-to-digital converter |
04/19/1994 | US5305005 Analog to digital converter system |
04/19/1994 | US5305004 Digital to analog converter for sigma delta modulator |
04/19/1994 | US5305003 Test device of analog/digital converter |
04/19/1994 | US5304851 Voltage dividing circuit capable of freely dividing voltage |
04/19/1994 | CA2009963C Adaptive thresholding technique |
04/13/1994 | EP0591868A2 Analog-to-digital converter |
04/13/1994 | EP0591561A1 Integrated circuit for generating a reset signal |
04/13/1994 | EP0591550A1 Absolute encoder |
04/13/1994 | EP0591283A1 A method for determining the rotational position of a crankshaft of an internal combustion engine. |
04/13/1994 | EP0438494B1 Digital-to-analog converter with on-board unity gain inverting amplifier |
04/13/1994 | EP0436603B1 Process and device for converting the scanning signal of an analog input signal |
04/13/1994 | CN1024244C Apparatus for digitally controlling D.C. value of processed signal |
04/12/1994 | US5302951 Wide-range linear output digital/analog converter |
04/12/1994 | US5302950 Method of and apparatus for providing automatic determination of information sampling rate |
04/12/1994 | US5302869 Voltage comparator and subranging A/D converter including such voltage comparator |
04/07/1994 | DE4333813A1 Pulse width modulator for control of DC motor - has incrementer-decrementer incrementing or decreasing data value held in timer in accordance with result of data comparison |
04/06/1994 | EP0590605A2 Semi-flash A/D converter and A/D converting method |
04/05/1994 | US5301140 Microcomputer that detects whether the output of an analog to digital convertor is increasing or decreasing overtime |
03/31/1994 | WO1994007310A2 Analogue to digital and digital to analogue converters |
03/31/1994 | WO1994007309A1 Driving circuit for a gate turn-off thyristor |
03/31/1994 | WO1994007148A1 Scanning process for jitter signals |
03/30/1994 | EP0589749A1 Analog-digital encoding circuit with zero-offset compensation |
03/29/1994 | US5299281 Method and apparatus for converting a digital speech signal into linear prediction coding parameters and control code signals and retrieving the digital speech signal therefrom |
03/29/1994 | US5298902 Analog-to-digital converter employing multiple parallel switching capacitor circuits |
03/29/1994 | US5298901 Digital decoding using dynamically determined tracking threshold values |
03/29/1994 | US5298898 Digital to analog converter with digital correction circuitry |
03/29/1994 | US5298814 Active analog averaging circuit and ADC using same |
03/29/1994 | CA1328131C Encoder |
03/26/1994 | CA2106268A1 Analogue-digital coding circuit with automatic zero-shift correction |
03/23/1994 | EP0588387A2 D/A converter capable of producing an analog signal having levels of a preselected number different from 2**N and communication network comprising the D/A converter |
03/23/1994 | EP0588352A1 Sampling frequency converter |
03/23/1994 | EP0588131A2 Sensor voltage reading circuit |
03/23/1994 | EP0472555B1 High linearity d/a converter |
03/22/1994 | US5297056 Directly-writable digital potentiometer |
03/22/1994 | US5296858 Improved two-stage analog-to-digital converter |
03/22/1994 | US5296857 Digital to analog converter with precise linear output for both positive and negative digital input values |
03/22/1994 | US5296856 Window tracking ADC |
03/22/1994 | US5296753 Comparator circuit |
03/22/1994 | US5296752 Current memory cell |
03/17/1994 | DE4230853A1 Abtastverfahren für verjitterte Signale Scanning for jittered signals |
03/16/1994 | EP0587207A2 Interfacing between analog and digital circuits |
03/16/1994 | EP0586603A1 Digital-to-analog converter-preamplifier apparatus |
03/16/1994 | EP0586565A1 Improved signal encode/decode system |
03/16/1994 | EP0586546A1 Flash analog-to-digital converter |
03/16/1994 | EP0535124B1 Analog-to-digital converter |