| Patents for H03M 3 - Conversion of analogue values to or from differential modulation (7,070) |
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| 11/07/2013 | US20130293404 Systems and methods for performing digital modulation |
| 11/07/2013 | US20130293401 Sigma-delta digital-to-analog converter |
| 11/06/2013 | CN203278797U Zero optimization integrator circuit |
| 10/31/2013 | WO2013163564A1 Method and apparatus for analog-to-digital converter |
| 10/31/2013 | WO2013159525A1 Method and device for driving digital speaker based on code conversion |
| 10/31/2013 | DE112012000519T5 Zeitkontinuierlicher überabgetasteter Wandler mit passivem Filter A continuous-time oversampled converter with passive filter |
| 10/30/2013 | EP2658131A1 Electronic device and method for analogue to digital conversion according to Delta-Sigma modulation using double sampling |
| 10/30/2013 | EP2656503A1 Wireless audio equipment using a quadrature modulation system |
| 10/30/2013 | CN203261317U Electronic circuit based on chopping for merged MEMS accelerometer sensor |
| 10/30/2013 | CN102124654B Oversampling A/D converter |
| 10/30/2013 | CN102098056B Trigonometric integral modulator and pulse width modulation tracking quantizer |
| 10/30/2013 | CN101971502B Multi-bit sigma-delta modulator with reduced niumber of bits in feedback path |
| 10/29/2013 | US8570201 Direct feedback for continuous-time oversampled converters |
| 10/29/2013 | US8570200 Continuous-time oversampled converter having enhanced immunity to noise |
| 10/24/2013 | WO2013157127A1 Δσ modulator and δσ a/d converter |
| 10/24/2013 | US20130279633 Digital receiver |
| 10/24/2013 | US20130278454 Electronic device and method for analog to digital conversion according to delta-sigma modulation using double sampling |
| 10/23/2013 | CN103368577A Noise reduction method and electronic cirucit based on merged MEMS accelerometer sensor chopping |
| 10/23/2013 | CN102332923B Sigma-delta modulator in analog to digital converter |
| 10/22/2013 | US8564467 Generating an adjustable signal |
| 10/17/2013 | WO2013153188A1 Method for multi-level, multi-band, analog-digital conversion |
| 10/17/2013 | WO2013152773A2 System for linear interpolation in multiple dimensions |
| 10/17/2013 | US20130271305 Resistor-based sigma-delta dac |
| 10/17/2013 | US20130271304 Continuous Time Analogue/Digital Converter |
| 10/17/2013 | US20130271303 Analog to Digital Conversion |
| 10/10/2013 | WO2013087221A3 Device having a delta-sigma modulator and a switching amplifier connected thereto |
| 10/10/2013 | US20130265183 Noise reduction method with chopping for a merged mems accelerometer sensor |
| 10/09/2013 | EP2648341A1 Transceiver having multiple signal processing modes of operation |
| 10/09/2013 | EP2647129A1 Performing enhanced sigma-delta modulation |
| 10/09/2013 | CN103346810A Full-digital direct up-conversion circuit |
| 10/09/2013 | CN102291150B Sigma-delta modulator |
| 10/08/2013 | US8552895 Sigma-delta modulator for reducing power consumption and suitable for high-speed operations |
| 10/08/2013 | US8552894 Sigma-delta modulator having a feed-forward path and a hybrid portion |
| 10/08/2013 | US8552893 Control system using nonlinear delta-sigma modulator with switching period error compensation |
| 10/08/2013 | CA2759586C An input converter for a hearing aid and signal conversion method |
| 10/03/2013 | US20130259103 Digital delta sigma modulator and applications thereof |
| 10/03/2013 | US20130257494 Systems, Circuits, and Methods for a Sigma-Delta Based Time to Digital Converter |
| 10/02/2013 | EP2645739A1 Control of a microphone |
| 10/02/2013 | CN102420614B Sigma-Delta modulator and Sigma-Delta analog to digital converter containing same |
| 10/01/2013 | US8547267 Idle tone suppression circuit |
| 10/01/2013 | US8547266 Low-power sigma-delta converter |
| 10/01/2013 | US8547135 Self-modulated voltage reference |
| 09/26/2013 | US20130249726 Input converter for a hearing aid and signal conversion method |
| 09/26/2013 | US20130249725 Configurable hardware-sharing multi-channel adc |
| 09/26/2013 | DE102013103071A1 Konfigurierbarer hardwareteilender Mehrkanal-Analog/Digital-Wandler Configurable hardware dividing multi-channel analog / digital converter |
| 09/25/2013 | CN103329444A Sigma-delta difference-of-squares LOG-RMS to DC converter with forward and feedback paths signal squaring |
| 09/25/2013 | CN103329443A Direct feedback for continuous-time oversampled converters |
| 09/25/2013 | CN103329442A Continuous-time oversampled converter having passive filter |
| 09/25/2013 | CN103326728A Noise suppression-enhancement sigma delta modulator structure |
| 09/25/2013 | CN103326727A Buffer amplifying circuit possessing digital-analog conversion function |
| 09/25/2013 | CN102270990B Modulator and designing method thereof |
| 09/25/2013 | CN101599766B Differential-mode component extraction method of optical signal and device thereof |
| 09/24/2013 | US8542773 Digital RF converter, digital RF modulator and transmitter including the same |
| 09/24/2013 | US8542138 Ring oscillator delta sigma ADC modulator with replica path nonlinearity calibration |
| 09/19/2013 | WO2013138645A1 Pulse width modulation scheme with reduced harmonics and signal images |
| 09/19/2013 | WO2013136676A1 Analog-digital conversion circuit and method for driving same |
| 09/19/2013 | WO2013136460A1 Wireless equipment, elevator control system and transformation facility control system |
| 09/18/2013 | CN103312334A Integrator circuit suitable for Sigma-Delta ADC (Analog To Digital Conversion) circuit |
| 09/18/2013 | CN103312333A Zero-optimization integrator circuit suitable for Sigma-Delta ADC (Analog To Digital Conversion) circuit |
| 09/18/2013 | CN101273529B System and method for adjusting dither in a delta sigma modulator |
| 09/17/2013 | US8537042 Multi-bit digital to analogue converter and a delta-sigma analogue to digital converter |
| 09/12/2013 | US20130236191 Optical transmitter, optical receiver, and optically coupled insulating device |
| 09/12/2013 | US20130234872 Delta-Sigma D/A Converter |
| 09/11/2013 | CN103299549A A continuous time sigma-delta adc with embedded low-pass filter |
| 09/11/2013 | CN103299548A Performing enhanced sigma-delta modulation |
| 09/11/2013 | CN103297057A Sigma-Delta modulators and method of converting analog signals into digital signals |
| 09/11/2013 | CN101765975B Sigma-Delta modulator with DAC resolution less than ADC resolution |
| 09/11/2013 | CN101494440B Device and method for improving feedback linearity of 1.5 bit Sigma-Delta modulation D type amplifier |
| 09/10/2013 | US8531325 Combined complex real mode delta-sigma ADC |
| 09/05/2013 | DE10306278B4 Regelvorrichtung und Regelverfahren Control apparatus and control method |
| 09/04/2013 | CN101980905B Electronic motor vehicle control system with current measuring circuit |
| 08/29/2013 | WO2013126447A1 Continuous time sigma delta analog-to-digital conversion circuitry |
| 08/28/2013 | CN103270698A Wireless audio equipment using a quadrature modulation system |
| 08/28/2013 | CN103269222A Achieving method and device of variable code element rate vector signal |
| 08/28/2013 | CN101997550B Delta-sigma analog-to-digital conversion apparatus and method thereof |
| 08/22/2013 | US20130214952 Two-stage phase digitizer |
| 08/22/2013 | US20130214951 Sigma-delta modulators with excess loop delay compensation |
| 08/22/2013 | US20130214950 Continuous time sigma delta analog-to-digital conversion circuitry |
| 08/22/2013 | US20130214945 Multi-bit delta-sigma time digitizer circuit and calibration method thereof |
| 08/22/2013 | DE102004010707B4 Energiezähleranordnung und Verfahren zum Kalibrieren Energy meter arrangement and method for calibrating |
| 08/21/2013 | EP2629430A2 Two-stage phase digitizer |
| 08/21/2013 | CN102055480B Sampling frequency conversion device |
| 08/21/2013 | CN101902224B Signal transmission apparatus |
| 08/21/2013 | CN101820946B Implantable medical device with low power delta-sigma analog-to-digital converter |
| 08/20/2013 | US8514118 Sigma-delta modulation with reduction of spurs using a dither signal |
| 08/20/2013 | US8514117 Excess loop delay compensation for a continuous time sigma delta modulator |
| 08/20/2013 | US8514116 Method for improving the resolution and for correcting distortions in a sigma-delta modulator, and sigma-delta modulator implementing said method |
| 08/15/2013 | WO2013119945A1 Sigma delta modulator with dither |
| 08/15/2013 | US20130207822 System and Method For High Speed Analog to Digital Data Acquistion |
| 08/15/2013 | US20130207821 Method and apparatus for separating the reference current from the input signal in sigma-delta converter |
| 08/15/2013 | US20130207820 Sigma delta modulator with dither |
| 08/15/2013 | US20130207819 Stability correction for a shuffler of a sigma-delta adc |
| 08/14/2013 | CN103248366A Leakage-type difference accumulation analog digital modulation converter |
| 08/13/2013 | US8508959 Multi-voltage power supply |
| 08/08/2013 | US20130201046 Sigma-delta adc with test circuitry |
| 08/08/2013 | US20130201045 Digital-to-Analog Converter Implementing Hybrid Conversion Architecture |
| 08/08/2013 | DE102008059037B4 Jitter-unempfindlicher Einzelbit-Digital-Analog-Wandler Jitter-sensitive single-bit digital-to-analog converter |
| 08/08/2013 | DE102008058430B4 Multistandard-Analog-Digital-Wandlung Multi-standard analog-to-digital conversion |
| 08/06/2013 | US8502719 Continuous-time oversampled converter having passive filter |
| 08/06/2013 | US8502718 Analog-to-digital converter and analog-to-digital conversion method |