| Patents for H03M 1 - Analogue/digital conversion; Digital/analogue conversion (31,168) |
|---|
| 02/03/1981 | US4248316 Error detecting apparatus for a scale having a digital display |
| 02/03/1981 | CA1095173A1 Logarithmic analog-to-digital converter |
| 01/20/1981 | US4246571 High resolution quantizer |
| 01/20/1981 | US4245541 Apparatus for reducing noise in digital to analog conversion |
| 01/13/1981 | US4245261 Digital displacement transducer and method for measurement |
| 01/13/1981 | CA1093697A1 Digital-to-analogue converter |
| 01/08/1981 | WO1981000033A1 Current mirror digital to analog converter |
| 01/07/1981 | EP0021650A1 Analog-to-digital converter |
| 01/07/1981 | EP0021142A1 A pipelined analog-to-digital conversion system |
| 01/06/1981 | US4244004 Method for analog-digital conversion, and a picture reproduction method employing the same |
| 01/06/1981 | US4243975 Analog-to-digital converter |
| 01/06/1981 | US4243974 Wide dynamic range analog to digital converter |
| 01/06/1981 | CA1093212A1 Synchro-to-digital converter |
| 12/24/1980 | WO1980002899A1 Charge coupled digital-to-analog converter |
| 12/24/1980 | WO1980002898A1 Digital to analogue converter |
| 12/16/1980 | US4240070 Variable digital to analog converter |
| 12/16/1980 | US4240069 Angle coder with variable input angle |
| 12/16/1980 | US4240068 CCD Analog to digital converter |
| 12/16/1980 | US4240066 Cylindrical encoder for use with fiber optics |
| 12/10/1980 | EP0020079A1 Encoder/decoder circuit |
| 12/10/1980 | EP0019621A1 Process for measuring electric power. |
| 12/09/1980 | US4238831 Pulse interpolation method and apparatus |
| 12/09/1980 | US4238724 Pulse controlled potentiometer |
| 12/09/1980 | CA1091352A1 Two-stage weighted capacitor circuit for analog-to- digital and digital-to-analog converters |
| 12/09/1980 | CA1091325A1 Device for reading displacements of a movable member |
| 12/02/1980 | US4237387 High speed latching comparator |
| 11/26/1980 | EP0019463A2 Air dispensing apparatus |
| 11/26/1980 | EP0019129A2 Position detection device, in particular for angular-position detection |
| 11/25/1980 | US4236090 Signal generator and signal converter using same |
| 11/25/1980 | US4236070 Shaft position encoder |
| 11/18/1980 | CA1089994A1 Offset compensating circuit |
| 11/12/1980 | EP0018918A1 Digital-analog conversion circuit with a sinusoidal characteristic |
| 11/11/1980 | US4233591 Digital-to-analog converter of the pulse width modulation type |
| 11/11/1980 | US4233500 Method and apparatus for providing a digital output in response to an analog input and for providing an analog output in response to a digital input |
| 11/11/1980 | CA1089568A1 Digital-to-analog converter |
| 11/04/1980 | US4232302 Video speed logarithmic analog-to digital converter |
| 11/04/1980 | CA1089102A1 High speed monolithic a/d converter utilizing strobe comparator |
| 11/04/1980 | CA1089097A1 Circuit for the conversion of a digital signal to a stochastic signal |
| 10/30/1980 | WO1980002348A1 High speed digital-analogue convertor |
| 10/30/1980 | WO1980002347A1 Offset compensating circuit |
| 10/28/1980 | US4231022 Interpolative PCM decoder utilized for μ-law and A-law |
| 10/28/1980 | US4231020 Digital to analog converter having separate bit converters |
| 10/28/1980 | US4230991 Digital frequency process and method using frequency shifting techniques, especially for low frequency measurements |
| 10/21/1980 | US4229730 Modified dual-slope analog to digital converter |
| 10/21/1980 | US4229729 Analog to digital converter utilizing a quantizer network |
| 10/21/1980 | US4229646 Electronic counter for incremental measuring device |
| 10/21/1980 | CA1088208A1 Digital-analog converter |
| 10/21/1980 | CA1088162A1 Power amplifier |
| 10/14/1980 | US4228423 Offset correction apparatus for a successive approximation A/D converter |
| 10/07/1980 | US4227187 High speed real time quantizer and analog/digital converter |
| 10/07/1980 | US4227186 Self-stabilizing analog to digital converter useful in phase locked loop tuning systems |
| 10/07/1980 | US4227185 Single chip integrated analog-to-digital converter circuit powered by a single voltage potential |
| 10/07/1980 | US4227183 Analog to digital converting device |
| 10/07/1980 | CA1086981A1 Tristimulus colorimeter |
| 10/01/1980 | EP0016605A1 Integrated circuit resistance ladder |
| 09/30/1980 | US4225931 Interpolation apparatus for digital electronic position measuring instrument |
| 09/30/1980 | US4225855 Analog-digital conversion device with surface elastic waves |
| 09/30/1980 | US4225854 High density analog-to-binary coded decimal converter |
| 09/30/1980 | US4225825 Precision self-adjusting slope circuit |
| 09/30/1980 | US4225816 Precision current source |
| 09/30/1980 | CA1086821A1 Current distribution arrangement for realizing a plurality of currents having a specific very accurately defined ratio relative to each other |
| 09/23/1980 | US4224605 Analog-digital coder comprising a charge transfer device |
| 09/23/1980 | US4224604 Digital optical display with magnetic code plate indexing |
| 09/23/1980 | US4224564 Statistical enhancement of the accuracy of a ratio-matched network in a circuit chip |
| 09/17/1980 | EP0015554A1 Comparator circuit |
| 09/17/1980 | EP0015253A1 A transducer for sensing a variable parameter and for converting a so-obtained analog signal to a digital signal. |
| 09/16/1980 | US4223300 Electro mechanical position indicator using relatively moveable coils |
| 09/09/1980 | US4222110 Analog to digital converter system |
| 09/09/1980 | US4222107 Method and apparatus for automatically calibrating a digital to analog converter |
| 09/09/1980 | US4222105 Recording apparatus including analog-digital converter |
| 09/09/1980 | US4221963 Light chopping disc for a pulse generator |
| 09/09/1980 | US4221328 Data read-out system and apparatus useful for angular measurements |
| 09/02/1980 | US4220924 Digital phase decoding technique for quadrature phased signals |
| 08/26/1980 | US4219879 Digital to analog conversion system |
| 08/26/1980 | US4219801 Dual slide switch voltage encoder |
| 08/26/1980 | US4219797 Integrated circuit resistance ladder having curvilinear connecting segments |
| 08/20/1980 | EP0014395A1 Indicator circuit including a bridge circuit with means for error indication independent of voltage source variation |
| 08/19/1980 | US4218675 Serial-parallel analog-to-digital converter using voltage level shifting of a maximum reference voltage |
| 08/19/1980 | CA1084167A1 Digital-to-analog decoder utilizing time interpolation and reversible accumulation |
| 08/12/1980 | US4217574 Analog to digital converter having nonlinear amplitude transformation |
| 08/12/1980 | US4217543 Digital conductance meter |
| 08/12/1980 | CA1083718A1 Cascaded converter |
| 08/06/1980 | EP0013799A2 Encoder for length or angle measuring devices with high accuracy |
| 08/05/1980 | US4216466 Digital to synchro converter |
| 08/05/1980 | US4216465 Programmable analog to digital converter |
| 08/05/1980 | CA1083260A1 Analog to digital converter |
| 07/29/1980 | US4215337 Dual-disc shaft position encoder |
| 07/29/1980 | US4215308 Self calibrating crystal controlled frequency counter method and apparatus |
| 07/22/1980 | US4214235 Digital to analog converter using multiple emitter transistors |
| 07/22/1980 | US4214234 Range tracking analog to digital converter for use with a bridge |
| 07/22/1980 | US4214233 Serial parallel analog-to-digital converter using voltage level shifting of a minimum reference voltage |
| 07/22/1980 | US4214232 Serial-parallel analog-to-digital converter using voltage subtraction |
| 07/15/1980 | US4213120 CCD Digital-to-analog converter |
| 07/09/1980 | EP0013025A1 Long-term integrator for a low level voltage source |
| 07/09/1980 | EP0012985A1 Dual-slope integrator |
| 07/08/1980 | US4212000 Position-to-digital encoder |
| 07/08/1980 | US4211999 Converter for converting a high frequency video signal to a digital signal |
| 07/08/1980 | US4211942 Voltage comparator provided with capacitively cascade-connected inverting amplifiers |
| 07/01/1980 | US4210903 Method for producing analog-to-digital conversions |
| 06/24/1980 | US4209781 MOS Digital-to-analog converter employing scaled field effect devices |