| Patents for H03M 3 - Conversion of analogue values to or from differential modulation (7,070) |
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| 06/16/2009 | US7548179 MASH sigma delta modulator |
| 06/16/2009 | US7548178 Method and apparatus for ADC size and performance optimization |
| 06/11/2009 | US20090146855 Residue Signal Generator Architecture With Reduced Number Of Switches For Use In A Pipeline Adc Processing Differential Signals |
| 06/10/2009 | EP1844552B1 Delta sigma modulator |
| 06/10/2009 | CN100499375C Integrator reset mechanism and method |
| 06/09/2009 | US7545303 Sigma-delta difference-of-squares RMS-to-DC converter with forward and feedback paths signal squaring |
| 06/09/2009 | US7545302 Sigma-delta difference-of-squares RMS-to-DC converter with forward path multiplier |
| 06/09/2009 | US7545301 Multi-bit delta-sigma modulator |
| 06/09/2009 | US7545300 Column-parallel sigma-delta analog-to-digital conversion with gain and offset control |
| 06/04/2009 | US20090140900 Sensor interface devices and amplifiers |
| 06/04/2009 | US20090140898 Jitter Insensitive Single Bit Digital to Analog Converter |
| 06/04/2009 | DE102008059160A1 Digital-Analog-Wandler und Integrator mit Doppelabtastung Digital-to-analog converter with integrator and double sampling |
| 06/04/2009 | DE102008059037A1 Jitter-unempfindlicher Einzelbit-Digital-Analog-Wandler Jitter-sensitive single-bit digital-to-analog converter |
| 06/04/2009 | DE102008058430A1 Multistandard-Analog-Digital-Wandlung Multi-standard analog-to-digital conversion |
| 06/03/2009 | EP2066029A2 Switched capacitor circuit, switched capacitor filter, and sigma-delta A/D converter |
| 06/03/2009 | EP2064621A2 A random number generator |
| 06/03/2009 | CN101447790A Discrete-time programmable-gain analog-to-digital converter (adc) input circuit and method |
| 05/28/2009 | US20090135039 Switched Capacitor Circuit, Switched Capacitor Filter, and Sigma-Delta A/D Converter |
| 05/28/2009 | US20090135038 Sigma Delta Modulator Summing Input, Reference Voltage, And Feedback |
| 05/28/2009 | US20090135037 Correcting Offset Errors Associated With A Sub-ADC In Pipeline Analog To Digital Converters |
| 05/28/2009 | US20090135036 Differential current-mode translator in a sigma-delta digital-to-analog converter |
| 05/28/2009 | US20090135035 Adapting filter to detected interference level |
| 05/28/2009 | DE102007056732A1 Vorrichtung und Verfahren zur effizienten Analog-Zu-Digital-Wandlung Apparatus and method for efficient analog-to-digital conversion |
| 05/28/2009 | DE102005015390B4 Quantisierer in einem Multilevel-Sigma-Delta-Analog-Digital-Umsetzer Quantizer in a multi-level sigma-delta analog-to-digital converter |
| 05/27/2009 | EP2063536A1 A switching signal generator |
| 05/27/2009 | EP1722671B1 Multi-bit adc with sigma-delta modulation |
| 05/27/2009 | EP1568139A4 Data converters with digitally filtered pulse width modulation output stages and methods and systems using the same |
| 05/27/2009 | CN100492914C Apparatus and method for controlling the state variable of an integrator stage in a modulator |
| 05/26/2009 | US7538706 Mash modulator and frequency synthesizer using the same |
| 05/26/2009 | US7538705 Offset cancellation and reduced source induced 1/f noise of voltage reference by using bit stream from over-sampling analog-to-digital converter |
| 05/26/2009 | US7538704 Direct RF D-to-A conversion |
| 05/26/2009 | CA2562254C A method and system for analog to digital conversion using digital pulse width modulation (pwm) |
| 05/22/2009 | WO2009065027A1 Method and apparatus for computing interpolation factors in sample rate conversion systems |
| 05/22/2009 | WO2009063603A1 Pll circuit and angular velocity sensor using the same |
| 05/22/2009 | WO2009062494A1 Sigma-delta converter for digitizing an analog signal |
| 05/21/2009 | US20090128385 Resettable high order delta-sigma analog to digital converter |
| 05/21/2009 | US20090128384 Multi-Standard Analog-To-Digital Data Conversion |
| 05/20/2009 | DE102007054951A1 Sigma-Delta-Wandler zur Digitalisierung eines analogen Signals Sigma-delta converter for digitizing an analog signal |
| 05/20/2009 | CN100490303C Single point modulator having a PLL circuit |
| 05/19/2009 | US7535393 Sampling error reduction in PWM-MASH converters |
| 05/19/2009 | US7535392 Delta sigma modulator and method for compensating delta sigma modulators for loop delay |
| 05/14/2009 | US20090121909 Dynamic element-matching method, multi-bit dac using the method, and delta-sigma modulator and delta-sigma dac including the multi-bit dac |
| 05/13/2009 | CN100488055C Method for resampling at transmission and reception of a digital signal with digital band translation |
| 05/12/2009 | US7532138 Delta-sigma modulator and DA converter apparatus including delta-sigma modulator changing order of filter |
| 05/12/2009 | US7532137 Filter with capacitive forward coupling with a quantizer operating in scanning and conversion phases |
| 05/07/2009 | WO2009058197A1 Testing of analog to digital converters |
| 05/07/2009 | WO2009055897A1 All-digital multi-standard transmitter architecture using delta- sigma modulators |
| 05/07/2009 | WO2007089640A3 Capacitance-to-digital interface circuit for differential pressure sensor |
| 05/06/2009 | EP2056461A1 Delta-sigma modulator |
| 05/06/2009 | CN101427471A Delta sigma modulator analog-to-digital converters with quantizer output prediction and comparator reduction |
| 05/06/2009 | CN101427469A Delta sigma modulators with comparator offset noise conversion |
| 05/05/2009 | US7528755 Sigma-delta modulator for operating sensors |
| 05/05/2009 | US7528754 Finite impulse response digital to analog converter |
| 04/30/2009 | WO2009053949A1 Analog to digital converter with multiple modes, signal processing system and electronic apparatus |
| 04/30/2009 | WO2009053366A1 Clockless analog bandpass delta sigma modulator |
| 04/30/2009 | US20090109076 Mash sigma delta modulator |
| 04/30/2009 | US20090109075 Sampling error reduction in pwm-mash converters |
| 04/30/2009 | DE102008052838A1 Abtastfehlerverringerung bei PWM-MASH-Wandlern Abtastfehlerverringerung with PWM MASH converters |
| 04/29/2009 | EP1847003A4 Current sensing analog to digital converter and method of use |
| 04/29/2009 | CN100483949C Method and apparatus for generating a pulse width modulated signal |
| 04/28/2009 | US7525465 Reconfigurable and adaptive continuous time-sigma delta data converter |
| 04/28/2009 | US7525464 Sigma-delta modulator with DAC resolution less than ADC resolution |
| 04/28/2009 | US7525463 Compression rate control system and method with variable subband processing |
| 04/28/2009 | US7525455 Coder apparatus for resonant power conversion and method |
| 04/23/2009 | US20090102690 Methods and Systems for Reducing a Sign-Bit Pulse at a Voltage Output of a Sigma-Delta Digital-to-Analog Converter |
| 04/23/2009 | US20090102689 Multiple mode sigma-delta modulator |
| 04/22/2009 | EP1949539B1 A signal processing circuit comprising a sigma delta analog to digital converter |
| 04/22/2009 | CN101414821A Error protection method, tdc module, ctdc module, and calibration method thereof |
| 04/22/2009 | CN100481732C Method and device for performing full bridge integral noise shaping for quantization of pulse width modulation signals |
| 04/21/2009 | US7522080 A/D converter, signal processor, and receiving device |
| 04/21/2009 | US7522079 Sigma-delta modulator with DAC resolution less than ADC resolution and increased tolerance of non-ideal integrators |
| 04/16/2009 | WO2005125017A3 Systems and methods for analog to digital conversion |
| 04/16/2009 | US20090096649 Sigma-delta modulator for pwm applications with minimum dynamical control and dithering |
| 04/16/2009 | US20090096648 Apparatus and method for improving performance of sigma-delta modulators having non-ideal components |
| 04/15/2009 | EP2047602A1 Asynchronous sigma-delta digital-analog converter |
| 04/15/2009 | CN101411070A Foldback free capacitance-to-digital modulator |
| 04/15/2009 | CN101411069A Capacitance-to-digital modulator with sensor failure-mode detection |
| 04/15/2009 | CN101409560A Apparatus and method for eliminating blasting noise of digital-analog converter |
| 04/15/2009 | CN100479330C 模数转换器 ADC |
| 04/15/2009 | CN100479329C Analog signal outputting circuit and multi-level delta-sigma modulator employing the analog signal outputting circuit |
| 04/09/2009 | WO2009045928A1 Suppressing output offset in an audio device |
| 04/09/2009 | WO2007062295A3 Method and system for generation of double-sided pulse wave modulation signal |
| 04/09/2009 | US20090091486 Analog To Digital Conversion Using Irregular Sampling |
| 04/09/2009 | US20090091485 Asynchronous Sigma Delta Analog To Digital Converter Using A Time To Digital Converter |
| 04/09/2009 | US20090091484 Delta sigma modulator and method for compensating delta sigma modulators for loop delay |
| 04/09/2009 | DE102008050549A1 Electronic device e.g. wireless communication device, has time/digital-converter measuring edges of square wave to generate sampling value of digital signal, and digital modulator modulating digital signal |
| 04/09/2009 | DE102008048908A1 Kalibrierung eines Digital-Analog-Wandlers für Mehrbit-Analog-Digital-Wandler Calibrating a digital-to-analog converter for multi-bit analog-to-digital converter |
| 04/08/2009 | EP1961115B1 Electronic circuit with compensation of intrinsic offset of differential pairs |
| 04/08/2009 | CN101404503A Delta sigma modulator and method for compensating delta sigma modulators for loop delay |
| 04/08/2009 | CN101404502A Integrated circuit comprising a plurality of digital-to-analog converters, sigma-delta modulator circuit, and method of calibrating a plurality of multibit digital-to-analog converters |
| 04/07/2009 | US7515080 A/D converter |
| 04/07/2009 | US7515079 Method of controlling delta-sigma modulator and delta-sigma modulator |
| 04/07/2009 | US7515078 Programmable sample rate analog to digital converter and method for use therewith |
| 04/07/2009 | US7515072 Method and apparatus for converting PCM to PWM |
| 04/02/2009 | WO2009042524A1 Analog to digital converter |
| 04/02/2009 | WO2009042313A1 Chopper-stabilized analog-to-digital converter |
| 04/02/2009 | WO2009042012A1 Capacitive digital-to-analog converter reset in an implantable medical device analog-to digital converter |
| 04/02/2009 | WO2009042011A1 Implantable medical device with low power delta-sigma analog-to-digital converter |
| 04/02/2009 | US20090086959 Method and System for Hierarchicy Based Contact Routing |
| 04/02/2009 | US20090086360 Low Complexity Servo Demodulation Algorithm for Probe Storage |