| Patents for H03M 3 - Conversion of analogue values to or from differential modulation (7,070) |
|---|
| 01/21/2010 | WO2010006843A1 Reconfigurable bandpass delta-sigma modulator |
| 01/21/2010 | US20100013688 Sigma-delta type analog-to-digital (ad) converter and angular velocity sensor using same |
| 01/20/2010 | CN100583645C Gain control for delta sigma analog-to-digital converter |
| 01/19/2010 | US7649482 Signal modulation method, signal modulation apparatus, electronic device, and computer program product |
| 01/19/2010 | US7649481 Blue-noise-modulated sigma-delta analog-to-digital converter |
| 01/14/2010 | WO2010003339A1 Sensor interface devices and amplifiers |
| 01/14/2010 | US20100007538 Flicker Noise Reduction in Continuous Time (CT) Sigma Delta Modulators (SDMS) |
| 01/14/2010 | DE102004009611B4 Zeitkontinuierlicher Sigma-Delta-Analog-Digital-Wandler A continuous-time sigma-delta analog-to-digital converter |
| 01/13/2010 | EP2143208A1 Improving performance of a/d converter and receiver |
| 01/13/2010 | EP1911163B1 Sigma delta modulators |
| 01/13/2010 | CN201383805Y Module for converting serial communication signal into analog signal |
| 01/12/2010 | US7647157 Control device, control method, control unit, and engine control unit |
| 01/07/2010 | WO2010001806A1 Power amplification device and power amplification method |
| 01/07/2010 | WO2010000538A1 Delta-sigma analog-to-digital converter, radio receiver, communication apparatus, method, and computer program |
| 01/07/2010 | DE102008024897B3 Sigma-Delta-Wandler und Verfahren zur Signalverarbeitung Sigma-delta converter and signal processing method |
| 01/06/2010 | EP2141814A1 Delta-sigma analog-to-digital converter, radio receiver, communication apparatus, method, and computer program |
| 01/06/2010 | EP2140552A2 Method and apparatus for analog-to-digital conversion using asynchronous sigma-delta modulation |
| 01/06/2010 | CN101621298A Delta-sigma modulator capable of improving signal to noise ratio |
| 01/06/2010 | CN100578940C Circuit and method for correcting sample rate |
| 12/31/2009 | US20090325632 Loop delay compensation for continuous time sigma delta analog to digital converter |
| 12/31/2009 | US20090322576 Sigma-delta modulator |
| 12/31/2009 | DE10247133B4 Gesteuerte Stromquelle, insbesondere für Digital-Analog-Umsetzer in zeitkontinuierlichen Sigma-Delta-Modulatoren Controlled current source, in particular for digital-to-analog converter in time-continuous Sigma-Delta modulators |
| 12/30/2009 | EP2137820A1 Low power, low noise digital-to-analog converter reference circuit |
| 12/30/2009 | CN100576740C Data converter device and data conversion method, and transmitter circuit, communications device and electronic device using the same |
| 12/29/2009 | US7640281 Digital signal control using first order holds |
| 12/24/2009 | US20090316935 Digital microphone |
| 12/23/2009 | EP2135356A2 A power amplifier |
| 12/23/2009 | CN101611548A Sigma-delta type analog-to-digital (ad) converter and angular velocity sensor using same |
| 12/23/2009 | CN101610086A Integral triangle modulator capable of controlling output speed and interrelated method thereof |
| 12/23/2009 | CN101610085A Audio sigma-delta modulator featuring continuous time |
| 12/22/2009 | US7636056 Delta sigma modulator operating with different power source voltages |
| 12/22/2009 | CA2547050C Low power sigma delta modulator |
| 12/17/2009 | WO2009150611A1 Digital detector and digital automatic gain control system for radio receivers |
| 12/17/2009 | WO2009150350A2 Sigma-delta converter |
| 12/17/2009 | US20090309774 Delta-sigma modulator |
| 12/17/2009 | US20090309773 Semiconductor sensor circuit arrangement |
| 12/16/2009 | EP2133998A2 Digital-analogue converter for pulse density modulated digital signals |
| 12/16/2009 | EP1550221B1 Delta - sigma modulators with improved noise performance |
| 12/15/2009 | US7633420 Pressure sensor with improved rate-of-change compatible data output |
| 12/15/2009 | US7633419 Signal conversion using finite impulse response feedback |
| 12/15/2009 | US7633418 Sigma-delta modulator and an output rate reduction method thereof |
| 12/15/2009 | CA2313139C Receiver with sigma-delta analog-to-digital converter |
| 12/09/2009 | EP2130301A1 Low-delay signal processing based on highly oversampled digital processing |
| 12/09/2009 | CN101599767A Four order single loop local negative feedback Sigma-Delta modulator |
| 12/09/2009 | CN101599766A Differential-mode component extraction method of optical signal and device thereof |
| 12/09/2009 | CN100568737C Low-pass filter based delta-sigma modulator |
| 12/08/2009 | US7630504 Microphone comprising integral multi-level quantizer and single-bit conversion means |
| 12/08/2009 | US7629912 Analog-to-digital converter of the sigma delta type |
| 12/08/2009 | US7629911 High-precision multi-band pass ΔΣ modulator |
| 12/02/2009 | EP2127087A1 Method and apparatus for feedback signal generation in sigma-delta analog-to-digital converters |
| 12/02/2009 | EP1441447B1 D/a converter and output amplifying circuit |
| 12/01/2009 | US7626527 Continuous time sigma-delta analog-to-digital converter with stability |
| 12/01/2009 | US7626526 Signal processing circuit comprising a sigma delta analog to digital converter |
| 12/01/2009 | US7626525 Feed-forward circuitry and corresponding error cancellation circuit for cascaded delta-sigma modulator |
| 11/26/2009 | US20090289824 Sigma-delta modulator and method thereof |
| 11/26/2009 | US20090289823 Sigma-delta analog-to-digital converter and solid-state image pickup device |
| 11/26/2009 | DE102009014797A1 Zeit/Digitalwandler mit Mehrfachausgabe Time / digital converter with multiple output |
| 11/26/2009 | DE102008023535A1 Elektronische Vorrichtung und Verfahren zur Auswertung einer variablen Kapazität Electronic device and method for evaluating a variable capacitance |
| 11/19/2009 | US20090287493 Direct stream digital audio with minimal storage requirement |
| 11/19/2009 | DE102009001609A1 Oversampling-PID-Regler zum Integrieren mit einem Sigma-Delta-Analog-/Digital-Wandler Oversampling PID controller for integrating with a sigma-delta analog / digital converter |
| 11/18/2009 | EP2119005A1 Apparatus comprising frequency selective circuit and method |
| 11/18/2009 | CN100561876C Dual-mode delta-sigma analog to digital converter system and method |
| 11/17/2009 | US7619551 Audio codec, digital device and voice processing method |
| 11/17/2009 | US7619550 Delta-sigma AD converter apparatus using delta-sigma modulator circuit provided with reset circuit resetting integrator |
| 11/17/2009 | US7619549 Methods and systems for reducing a sign-bit pulse at a voltage output of a sigma-delta digital-to-analog converter |
| 11/12/2009 | WO2009137512A1 Delta-sigma analog-to-digital converter circuit having reduced sampled reference noise |
| 11/12/2009 | WO2006126166A3 Demodulator for multi-mode receiver |
| 11/12/2009 | US20090278722 Column-parallel sigma-delta analog-to-digital conversion with gain and offset control |
| 11/12/2009 | US20090278721 Hybrid delta-sigma adc |
| 11/12/2009 | US20090278720 Delta-sigma analog-to-digital converter circuit having reduced sampled reference noise |
| 11/12/2009 | US20090278718 Pressure sensor with improved rate-of-change compatible data output |
| 11/11/2009 | EP2117117A1 Modulation digital-analog converter, digital signal processing method, and av device |
| 11/11/2009 | CN201345644Y Parallel digital relevant processor used for encoding and modulating signals |
| 11/10/2009 | US7616143 Reconfigurable delta sigma analog-to-digital converter and customized digital filters with embedded flash FPGA and flash memory |
| 11/10/2009 | US7616142 Sigma-delta modulated analog-to-digital converter having a changeable coefficient |
| 11/10/2009 | US7616141 Digital-to-analog converter |
| 11/05/2009 | WO2009133653A1 Integrator, resonator, and oversampling a/d converter |
| 11/05/2009 | WO2009112830A3 Circuit testing |
| 10/29/2009 | DE102007020477B4 Sigma-Delta-Modulator und Verfahren zum Erzeugen eines Sigma-Delta-Modulationssignals Sigma-delta modulator and method for generating a sigma-delta modulation signal |
| 10/28/2009 | CN100555875C Sigma-delta-converter and use thereof |
| 10/28/2009 | CN100555874C Digital delta-sigma modulator in a fractional-N frequency synthesizer |
| 10/27/2009 | US7609189 Interface for hybrid sigma-delta data converter |
| 10/27/2009 | US7609188 Multi-standard analog-to-digital data conversion |
| 10/27/2009 | US7609187 ΔΣ modulator and ΔΣ analog-digital converter |
| 10/22/2009 | US20090261998 Apparatus and method for sigma-delta analog to digital conversion |
| 10/21/2009 | CN101562454A D/A conversion system with matched dynamic elements and integrating triangular modulating device |
| 10/20/2009 | US7605733 Radio frequency ΣΔ-modulator |
| 10/20/2009 | US7605732 Systems and methods for kickback reduction in an ADC |
| 10/15/2009 | US20090257558 Noise limitation of a signal dependent multibit digital to analog signal conversion |
| 10/15/2009 | DE10327621B4 Schaltungsanordnung und Verfahren zur Reduzierung eines Anpassungsfehlers in einem Sigma-Delta-Modulator Circuit arrangement and method for reducing a matching error in a sigma-delta modulator |
| 10/15/2009 | DE102009009486A1 Delta-Sigma-Modulator für einen Analog/Digital-Umsetzer Delta-sigma modulator for an analog / digital converter |
| 10/14/2009 | CN100550649C Multi-thread parallel processing sigma-delta ADC |
| 10/14/2009 | CN100550131C Method and device for extending the audio signal band |
| 10/14/2009 | CN100549939C Adding circuit suitable for sigma-delta modulator circuits |
| 10/13/2009 | US7602325 Sigma delta analog to digital converter with internal synchronous demodulation |
| 10/13/2009 | US7602252 Sigma delta modulator, fractional frequency synthesizer and sigma delta modulating method |
| 10/08/2009 | US20090251346 Segmented data shuffler apparatus for a digital to analog converter (DAC) |
| 10/08/2009 | US20090251164 Process and temperature insensitive flicker noise monitor circuit |
| 10/08/2009 | DE102008017638A1 Door intercom unit for use as e.g. door station, in office building, has electronic module in computer unit producing and/or receiving data contents, which are transferred by standardized network protocol |
| 10/07/2009 | CN101553987A Bandpass sigma-delta analogue/digital converter for converting an if signal |