Patents for H03M 1 - Analogue/digital conversion; Digital/analogue conversion (31,168) |
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05/25/1999 | US5907357 Switching circuit and charge transfer device using same |
05/25/1999 | US5907300 A/D conversion device with dynamic input control |
05/25/1999 | US5907298 Interpolation circuit for encoder |
05/20/1999 | WO1999018672A8 Improved convergence in a digital signal averager |
05/19/1999 | EP0804832A4 D/a converter with constant gate voltage |
05/19/1999 | CN1217098A Digital to analogue converter with multiple output stages |
05/18/1999 | US5905454 Digital-to-analog converter with complementary outputs |
05/18/1999 | US5905452 Current source cell apparatus for digital/analog converter |
05/18/1999 | US5905398 Capacitor array having user-adjustable, manufacturer-trimmable capacitance and method |
05/18/1999 | US5905350 Position measuring system and measuring process |
05/14/1999 | WO1999003197B1 A high speed and high gain operational amplifier |
05/14/1999 | WO1999000904A9 Interleaved differential analog-to-digital converter |
05/12/1999 | EP0914717A2 Digital to analogue and analogue to digital converters |
05/12/1999 | EP0827585A4 Compact, low-cost, semiconductor instrument |
05/12/1999 | CN1043397C Circuit arrangement for averaging signals during pulse-density D/A or A/D conversion |
05/11/1999 | US5903482 Sampling frequency converting system and a method thereof |
05/11/1999 | US5903234 Voltage generating apparatus |
05/11/1999 | US5903175 D-type latch circuit and device using the same |
05/11/1999 | US5903043 Semiconductor device and an arithmetic and logic unit, a signal converter and a signal processing system using the same |
05/06/1999 | EP0913668A1 Process for measuring the phase angle of position sensors with sinusoidal output signals |
05/06/1999 | EP0913033A1 Coherent sampling digitizer system |
05/04/1999 | US5901194 Timer circuit with programmable decode circuitry |
05/04/1999 | US5901176 To control power delivered to a load with reduced energy generation |
05/04/1999 | US5900930 Angle sensor using a multi-pixel optical device |
05/04/1999 | US5900830 Programmable analog-to-digital converter module |
04/29/1999 | WO1999021284A1 Power saving flash a/d converter |
04/28/1999 | EP0911977A2 Digital to analogue converter |
04/28/1999 | EP0911976A1 Analog/digital conversion device with sample-and-hold circuit |
04/28/1999 | EP0911611A1 Rotary encoder |
04/28/1999 | EP0911610A1 Angle sensor using a multi-pixel optical device |
04/28/1999 | EP0910902A1 Method for efficient sampling in a correlator |
04/27/1999 | US5898396 Analog-to-digital converter for both m-bit and n-bit analog conversion |
04/27/1999 | US5898395 Drift canceling method and apparatus for analog to digital converters |
04/27/1999 | US5898342 Power amplifier arrangement and method for data signal interface |
04/27/1999 | CA2140536C Apparatus and method for producing an analog output signal from a digital input word |
04/21/1999 | EP0910172A1 Analog/digital conversion device |
04/21/1999 | EP0910168A1 Delta-sigma pulse width modulator |
04/21/1999 | EP0910096A2 Low voltage sample and hold circuits |
04/21/1999 | EP0910095A2 Low voltage sample and hold circuits |
04/21/1999 | EP0573472B1 Analogue and digital convertors |
04/21/1999 | CN1214814A Conversion of PCM signal into UPWM signal |
04/21/1999 | CN1214576A Method of sampling, downconverting, and digitizing bandpass signal using digital predictive coder |
04/21/1999 | CN1214574A Analog/digital conversion device with sample-and-hold circuit |
04/20/1999 | US5896101 Wide dynamic range delta sigma A/D converter |
04/20/1999 | US5896100 Method and apparatus for analog-to-digital or digital-to-analog conversion |
04/20/1999 | CA2070712C Self calibrating pulse width modulator |
04/15/1999 | WO1999018672A1 Improved convergence in a digital signal averager |
04/15/1999 | WO1999018671A1 Beamformed ultrasonic imager with delta-sigma feedback control |
04/15/1999 | WO1999018666A1 Signal processor with local signal behavior |
04/15/1999 | WO1999018657A2 Down/up-conversion apparatus and method |
04/15/1999 | WO1999008388A3 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 |
04/15/1999 | WO1999003197A3 A high speed and high gain operational amplifier |
04/15/1999 | WO1999000904A8 Interleaved differential analog-to-digital converter |
04/15/1999 | CA2305381A1 Signal processor with local signal behavior |
04/15/1999 | CA2273999A1 Improved convergence in a digital signal averager |
04/14/1999 | EP0908015A2 Wireless receiver with offset compensation using flash-adc |
04/14/1999 | EP0907878A2 Apparatus and method for processing signals obtained from a position encoder |
04/14/1999 | CN1214158A Module converter |
04/13/1999 | US5894284 Common-mode output sensing circuit |
04/13/1999 | US5894283 Method and apparatus for converting analog signals into pulse signals with simultaneous analog signal compression |
04/13/1999 | US5894282 Floating triangle analog-to-digital conversion system and method |
04/13/1999 | US5894281 Digital-to-analog converter utilizing MOS transistor switching circuit with accompanying dummy gates to set same effective gate capacitance |
04/13/1999 | US5894280 Digital to analog converter offset autocalibration system in a digital synthesizer integrated circuit |
04/13/1999 | US5894118 Structure of rotary electronic device with push/turn operating button |
04/08/1999 | WO1999017452A1 High-speed serial-to-parallel and analog-to-digital conversion |
04/08/1999 | WO1999017451A2 Method and device for detecting bits in a data signal |
04/08/1999 | WO1999017081A1 Digital position sensor |
04/07/1999 | EP0537304B1 Analog to digital converter |
04/07/1999 | CN1213229A Variable current source |
04/07/1999 | CN1213228A Two-step A/D converter circuit operable on low power supply voltage |
04/07/1999 | CN1213227A Signal changing device with stable output |
04/07/1999 | CN1213135A High quality audio encoding/decoding apparatus and digital versatile disc |
04/06/1999 | US5892473 Switched capacitor digital-analog converter with a decreased harmonic distortion |
04/06/1999 | US5892472 Processor controlled analog-to-digital converter circuit |
04/06/1999 | US5892471 Apparatus and method for current steering digital-to-analog converter units |
04/06/1999 | US5892468 Digital-to-digital conversion using nonuniform sample rates |
04/01/1999 | WO1999016173A1 Analog-digital converter with tree-structured folding circuit |
03/31/1999 | EP0879420A4 Improved charge rate electrometer |
03/31/1999 | EP0834170A4 Column driver for a display |
03/31/1999 | EP0612410B1 Scanning process for jitter signals |
03/31/1999 | CN1212793A Method and apparatus for converting analog signal into digital format |
03/31/1999 | CN1212523A Liquid crystal display driving semiconductor device |
03/30/1999 | US5889549 Communication apparatus having coding/decoding means responsive to a settable coefficient |
03/30/1999 | US5889487 Flash analog-to-digital converter with latching exclusive or gates |
03/30/1999 | US5889486 Split capacitor array for digital-to-analog signal conversion |
03/30/1999 | US5889485 Charge-summing digital-to-analog converter |
03/30/1999 | US5889484 Digital-to-analog converter |
03/30/1999 | US5889424 Pulse width modulation operation circuit |
03/30/1999 | US5889419 Differential comparison circuit having improved common mode range |
03/30/1999 | US5889280 Apparatus for measuring displacement |
03/30/1999 | CA2124114C Digital demodulator |
03/25/1999 | WO1999014751A1 Sound processing method, sound processor, and recording/reproduction device |
03/25/1999 | DE19840401A1 Arrangement with a divided capacitor arrangement for digital-to-analogue signal conversion |
03/24/1999 | EP0903861A1 Method for selecting a sequence of cells inside a bidimensional matrix structure of a digital-analog converter and corresponding converter |
03/24/1999 | EP0903854A2 Current comparator and method therefor |
03/24/1999 | EP0903665A2 Physical random number generator, method of generating physical random numbers and physical random number storing medium |
03/23/1999 | US5887027 Method of upstream channel modeling for PCM modem |
03/23/1999 | US5886660 Time-to-digital converter using time stamp extrapolation |
03/23/1999 | US5886657 Selectable reference voltage circuit for a digital-to-analog converter |
03/23/1999 | US5886544 Signal processing with sampling |