| Patents for H03M 1 - Analogue/digital conversion; Digital/analogue conversion (31,168) |
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| 03/14/1989 | US4812815 Digital-to-analog converter system |
| 03/09/1989 | WO1989002195A1 Device for coding and decoding sound broadcast signals |
| 03/09/1989 | WO1989002194A1 Converter of codes into pulse duration |
| 03/09/1989 | DE3728173A1 Logarithmic signal converter |
| 03/07/1989 | US4811368 Meter for remote inspection |
| 03/07/1989 | US4811254 Displacement detector for an encoder |
| 03/07/1989 | US4811018 Analog-to-digital conversion system having simultaneously auto-adjusted amplifier and attenuator |
| 03/07/1989 | US4811017 Digital-to-analog converter |
| 03/07/1989 | US4811016 Clamping circuit for an analog to digital converter |
| 03/07/1989 | US4810995 Arithmetic and logic operating unit |
| 03/07/1989 | US4810967 Position sensor for detecting angular position |
| 03/07/1989 | US4810949 Digitally controlled monotonic attenuator |
| 03/07/1989 | US4810912 Current switch |
| 03/07/1989 | CA1250925A1 Phase modulation type digital position detector |
| 03/02/1989 | DE3728125A1 Circuit for avoiding interfering beat products (mixing products) |
| 03/02/1989 | DE3727395A1 Analog-to-digital converter |
| 03/01/1989 | EP0304894A2 Analog-to-digital converter using superconducting material |
| 03/01/1989 | CN2033561U High-speed digital/analog, analog/digit converter |
| 02/28/1989 | US4808998 Distortion reduction circuit for a D/A converter |
| 02/23/1989 | WO1989001608A1 Deflection-insensitive optical rotary encoder |
| 02/23/1989 | WO1989001607A1 Apparatus for processing signals of pulse encoder |
| 02/23/1989 | DE3734874A1 Analogue/digital converter |
| 02/23/1989 | DE3726582A1 Method and device for converting input variables, in particular for simultaneous analog/digital conversion |
| 02/23/1989 | DE3725663A1 Circuit for A=D and D=A converter - has capacitor assembly, with each capacitor for defined binary value coupled to separate calibrating capacitor |
| 02/22/1989 | EP0304277A2 Timing and control circuitry for flash analog to digital converters with dynamic encoders |
| 02/22/1989 | EP0303711A1 Method and apparatus for detecting absolute position |
| 02/21/1989 | US4807147 Sampling wave-form digitizer for dynamic testing of high speed data conversion components |
| 02/21/1989 | US4805465 Arrangement for the production of straight-line symmetrical signals |
| 02/16/1989 | DE3826254A1 Teilbereich-analog-/digitalwandler mit gemultiplexter eingangsverstaerker-isolationsschaltung zwischen subtraktionsknotenpunkt und lsb-codierer Division-analog- / digital converter with multiplexed eingangsverstaerker-isolation circuit between subtraction node and lsb-coder |
| 02/15/1989 | EP0303241A2 Track-and-hold amplifier |
| 02/14/1989 | US4805192 Method and apparatus for pulse code modulation combination chip having an improved autozero circuit |
| 02/14/1989 | US4804960 Sub-ranging A/D converter with improved error correction |
| 02/14/1989 | US4804941 Circuit for compensating a linearity of an input/output characteristic of a parallel comparison type analog-to-digital converter |
| 02/14/1989 | US4804940 Resistor and electron device employing the same |
| 02/14/1989 | US4804939 Coarse/fine A-D converter using ramp waveform to generate fine digital signal |
| 02/14/1989 | US4804863 Method and circuitry for generating reference voltages |
| 02/14/1989 | CA1250051A1 Apparatus for converting data between digital and analog values |
| 02/09/1989 | DE3724917A1 Circuit arrangement for deriving a digital signal |
| 02/09/1989 | DE3724795A1 D/A and A/D converter having an approximately ideal, logarithmic characteristic |
| 02/08/1989 | EP0302553A1 Electric circuit for use in an A/D converter |
| 02/07/1989 | US4803462 Charge redistribution A/D converter with increased common mode rejection |
| 02/07/1989 | US4803461 R-2R type D/A converter circuit |
| 02/07/1989 | US4803437 Digital transmission system |
| 02/01/1989 | EP0302002A1 Method for converting an analogue input signal into a digital output signal |
| 01/31/1989 | US4801923 Method and apparatus for digital TACAN output conversion |
| 01/25/1989 | EP0300183A1 Measuring apparatus and process for the detection of the actual position value |
| 01/24/1989 | US4800591 Signal processing apparatus |
| 01/24/1989 | US4800365 CMOS digital-to-analog converter circuitry |
| 01/24/1989 | US4800364 Analog-to-digital converter utilizing vernier techniques |
| 01/17/1989 | US4799042 Apparatus and method for offset voltage correction in an analog to digital converter |
| 01/17/1989 | US4799041 Recirculating analog to digital converter with auto-calibrating feature |
| 01/17/1989 | CA1249062A1 Methods and apparatus for analog to digital conversion |
| 01/11/1989 | EP0298618A2 Interleaved digitizer array with calibrated sample timing |
| 01/11/1989 | EP0298574A1 Linear integrated resistor |
| 01/11/1989 | EP0298493A2 Successive approximation type A/D converter |
| 01/11/1989 | EP0298429A2 Successive approximation A/D converter |
| 01/11/1989 | EP0298216A2 Circuit for PCM conversion of an analogic signal, with improvement in gain-tracking |
| 01/11/1989 | EP0298183A1 Incremental position measuring system |
| 01/11/1989 | CN1030318A Coding mode for high-density digital recording in multiple tracks |
| 01/10/1989 | US4796354 Method of manufacturing a position sensor for detecting angular position |
| 01/04/1989 | EP0297818A2 Data converter for imaging data acquisition system |
| 01/04/1989 | EP0297503A2 Oversampling a/d converter with two capacitor arrays |
| 01/04/1989 | EP0297482A2 Rotary position encoder |
| 01/04/1989 | CN2030396U Signal sampling conversion device |
| 01/03/1989 | US4796005 Circuit device for a positional encoder |
| 01/03/1989 | US4795963 Test method of A/D converter |
| 01/03/1989 | US4795901 Analog triangular wave output encoder |
| 01/03/1989 | CA1248234A1 Frequency domain speech coding |
| 01/03/1989 | CA1248197A1 Optical shaft encoder |
| 12/29/1988 | WO1988010409A1 Absolute position encoder |
| 12/29/1988 | DE3720062A1 Method for analog/digital conversion and analog/digital converter for carrying out the method |
| 12/27/1988 | US4794374 Flash A/D Converter |
| 12/27/1988 | US4794369 For sampling the current/voltage signals in electricity |
| 12/27/1988 | US4794282 TTL to CMOS voltage level translator |
| 12/27/1988 | US4794251 Apparatus for measuring lengths or angles |
| 12/27/1988 | US4793067 Position measuring instrument with plurality of reference |
| 12/22/1988 | DE3718733A1 Pulse generator circuit for incremental position sensors (encoders) |
| 12/20/1988 | US4792788 Position indicating system |
| 12/20/1988 | US4792787 Wide dynamic range analog-to-digital converter using linear prediction |
| 12/20/1988 | US4792786 Surface-mounted single package data acquistition system |
| 12/20/1988 | CA1247209A1 Method and apparatus for detecting tampering with a meter having an encoded registered display |
| 12/15/1988 | WO1988009479A3 Absolute position sensor using multiple wavelengths of offset pitch phase patterns |
| 12/13/1988 | US4791406 Monolithic integrated digital-to-analog converter |
| 12/13/1988 | US4791405 Data converter for directly providing outputs in two's complement code |
| 12/07/1988 | EP0294162A2 Digital video probe |
| 12/07/1988 | EP0293780A2 Analog-to-digital converter employing delta-sigma modulation |
| 12/07/1988 | EP0293479A1 Pulse encoder |
| 12/06/1988 | US4789862 Analogue to digital converters |
| 12/06/1988 | US4789799 Limiting circuit |
| 12/06/1988 | CA1246234A1 Circuitry for complementing binary numbers |
| 12/06/1988 | CA1246232A1 Intermeshed resistor network for analog to digital conversion |
| 12/06/1988 | CA1246197A1 Switching system having tone trunk |
| 12/01/1988 | WO1988009479A2 Absolute position sensor using multiple wavelengths of offset pitch phase patterns |
| 11/30/1988 | EP0293154A2 Current generating circuit |
| 11/30/1988 | EP0293111A2 Improvements in analogue to digital converters |
| 11/29/1988 | US4788528 Method and apparatus for high-resolution digitization of a signal |
| 11/29/1988 | US4788422 High resolution rotary encoder having appositely rotating disks |
| 11/24/1988 | DE3736785C1 Self-calibrating D/A and A/D converter |
| 11/23/1988 | EP0292151A2 Reference signal generation apparatus for position detector |
| 11/22/1988 | US4787080 PCM coder and decoder circuit having digital balancing network |