| Patents for H03M 3 - Conversion of analogue values to or from differential modulation (7,070) |
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| 04/25/2007 | EP1777825A1 Low-pass filter based delta-sigma modulator |
| 04/25/2007 | EP1776766A2 Consumer device comprising a signal converter |
| 04/25/2007 | CN1954500A Delta sigma modulator with multiple filters |
| 04/25/2007 | CN1954493A 系统时钟生成电路 When the system clock generation circuit |
| 04/25/2007 | CN1312621C Operational amplifier integrator |
| 04/24/2007 | US7209002 Audio amplifier |
| 04/19/2007 | WO2007011307A8 Cancellation of anti-resonance in resonators |
| 04/19/2007 | US20070085718 System and method for a direct conversion multi-carrier processor |
| 04/19/2007 | US20070085717 A/d-converter |
| 04/17/2007 | US7205919 Digital signal processing apparatus and digital signal processing method |
| 04/17/2007 | US7205918 Hearing aid device with an output amplifier having a sigma-delta modulator |
| 04/17/2007 | US7205917 Pulse width modulator quantisation circuit |
| 04/17/2007 | US7205804 Methods and system for reducing effects of digital loop dead zones |
| 04/12/2007 | WO2007040989A1 System and method for adjusting dither in a delta sigma modulator |
| 04/12/2007 | US20070080836 Modulation Methods and Systems |
| 04/11/2007 | EP1354410B1 Digital to analog converter employing sigma-delta loop and feedback dac model |
| 04/05/2007 | WO2007038280A1 Blue-noise-modulated sigma-delta analog-to-digital converter |
| 04/05/2007 | WO2007036773A1 Multiple input sigma-delta architecture |
| 04/05/2007 | WO2007036224A1 Circuit and method for sensor readings by means of a sigma-delta converter |
| 04/05/2007 | WO2006098976A3 One terminal capacitor interface circuit |
| 04/05/2007 | US20070075886 Transmitting and receiving device and transmitting device and receiving device |
| 04/05/2007 | US20070075885 System and method for adjusting dither in a delta sigma modulator |
| 04/05/2007 | DE102005046699A1 Circuit arrangement for reading e.g. capacitive accelerator sensor, has time-continuous sigma-delta converter with filter structure and feedback branch, where sensor is arranged between feedback branch and filter structure |
| 04/04/2007 | EP1769584A1 Overload protection for look-ahead delta sigma modulators |
| 04/04/2007 | EP1769582A1 Current parking return to zero digital-to-analog converter |
| 04/04/2007 | CN1943117A Power-saving multibit delta-sigma converter |
| 04/04/2007 | CN1943115A Methods and apparatus for reducing thermal noise |
| 04/04/2007 | CN1941675A Transmitting and receiving device and transmitting device and receiving device |
| 04/04/2007 | CN1308949C Audio signal processing with adaptive noise-shaping modulation |
| 04/03/2007 | US7199739 Programmable sample rate analog to digital converter and method for use therewith |
| 04/03/2007 | US7199738 Sigma delta beamformer and method with reduced artifact |
| 03/29/2007 | US20070069933 Self-oscillating modulator and method for adjusting a self-oscillating modulator |
| 03/29/2007 | US20070069932 Receiving device |
| 03/29/2007 | US20070069931 Self-calibrating continuous-time delta-sigma modulator |
| 03/29/2007 | US20070069930 Sigma-Delta Modulated Power Supply |
| 03/29/2007 | US20070069929 High speed sigma delta device |
| 03/28/2007 | EP1766782A1 A hybrid tuning circuit for continuous-time sigma-delta analog-to-digital converter |
| 03/28/2007 | CN1938954A Method of reducing inter-symbol interference, a sigma-delta converter for performing this method and a storage medium conveying information generated by this method |
| 03/27/2007 | USRE39527 Method and apparatus for measuring a low power signal |
| 03/27/2007 | US7196652 High precision analog to digital converter |
| 03/27/2007 | US7196647 Signal processing with look-ahead modulator noise quantization minimization |
| 03/22/2007 | WO2007002770A3 Methods and apparatus for implementing and using amplifiers for performing various amplification related operations |
| 03/22/2007 | US20070063882 A/D converter for wideband digital communication |
| 03/22/2007 | US20070063881 Modulation apparatus/method, demodulation apparatus/method and program presenting medium |
| 03/22/2007 | DE102005048224B3 Transmitting signal pre-distortion method for extended digital subscriber line modem, involves pre-distorting intermediate signal according to predictor transfer function for generating feedback signal |
| 03/21/2007 | EP1763867A1 Speech activity detection |
| 03/21/2007 | CN1934788A Switched capacitor signal scaling circuit |
| 03/20/2007 | US7194036 Digital data processing circuits and systems with delta-sigma modulator filtering |
| 03/20/2007 | US7193548 Switching arrangement and DAC mismatch shaper using the same |
| 03/20/2007 | US7193547 DAC/ADC system |
| 03/20/2007 | US7193546 Phase-measuring delta-sigma modulator calibration method and apparatus |
| 03/20/2007 | US7193545 Differential front-end continuous-time sigma-delta ADC using chopper stabilization |
| 03/20/2007 | US7193544 Parallel, adaptive delta sigma ADC |
| 03/15/2007 | WO2007029130A1 Digital-to-analog converter of the finite impulse response type |
| 03/15/2007 | US20070060077 Receiver architecture for wireless communication |
| 03/14/2007 | EP1512226B1 Sigma delta a/d converter with pseudo flash converter |
| 03/14/2007 | CN1929778A Multi-bit ADC with sigma-delta modulation |
| 03/14/2007 | CN1929309A Precision low noise-delta-sigma adc |
| 03/13/2007 | US7190296 Low power, high SNR, high order delta sigma modulator stage having integrators with pipelined cross coupled input circuits |
| 03/13/2007 | US7190295 Accumulator for adaptive sigma-delta modulation |
| 03/13/2007 | US7190294 Jointly nonlinear delta sigma modulators |
| 03/13/2007 | US7190293 Sigma-delta analog-to-digital converter and method for reducing harmonics |
| 03/13/2007 | US7190288 Look-up table delta-sigma conversion |
| 03/08/2007 | US20070053469 Image reject circuit using sigma-delta conversion |
| 03/08/2007 | DE102006038998A1 A/D-Wandlerschaltung mit Trägerfrequenzunterdrückung A / D converter circuit with a carrier frequency suppression |
| 03/07/2007 | EP1760890A1 Continuous time delta-sigma modulator |
| 03/07/2007 | EP1760866A2 Control circuit of dc-dc converter and its control method |
| 03/07/2007 | EP1173738B1 Digital phase sensitive rectification of ac driven transducer signals |
| 03/06/2007 | US7188048 Refining stochastic grid filter |
| 03/06/2007 | US7187313 Fractional-N frequency synthesizer with sigma-delta modulator for variable reference frequencies |
| 03/06/2007 | US7187312 Look-ahead delta sigma modulator having an infinite impulse response filter with multiple look-ahead outputs |
| 03/01/2007 | US20070049097 Superconducting circuit |
| 03/01/2007 | US20070046517 Method and system for mitigating background noise for a Sigma-Delta digital-to-analog converter |
| 03/01/2007 | US20070046516 Integrated FM/PM modulator and method therefor |
| 03/01/2007 | DE112005000786T5 Verfahren und System zur Analog-zu-Digital-Wandlung unter Verwendung digitaler Pulsbreitenmodulation (PWM) Method and system for analog-to-digital conversion using digital pulse width modulation (PWM) |
| 02/28/2007 | EP1756678A1 Measuring clock jitter |
| 02/27/2007 | US7185242 Digital display apparatus supporting error compensation and method thereof |
| 02/27/2007 | US7183957 Signal processing system with analog-to-digital converter using delta-sigma modulation having an internal stabilizer loop |
| 02/27/2007 | US7183956 High speed digital delta-sigma modulator with integrated upsampler |
| 02/27/2007 | US7183955 Sigma-delta modulator, D/A conversion system and dynamic element matching method |
| 02/27/2007 | US7183954 Circuits, systems and methods for volume control in low noise 1-bit digital audio systems |
| 02/22/2007 | US20070040718 Delta-sigma modulator circuits in which DITHER is added to the quantization levels of methods of operating the same |
| 02/21/2007 | EP1755226A2 Delta - sigma modulators with improved noise performance |
| 02/21/2007 | EP1754310A1 Bitstream controlled reference signal generation for a sigma-delta modulator |
| 02/21/2007 | CN1917500A Quadrature frequency changer, tuner and modulator |
| 02/21/2007 | CN1917373A Method of matching dynamic elements and multi-bit data converter |
| 02/20/2007 | US7180432 Method and apparatus for complex cascade sigma-delta modulation and single-sideband analog-to-digital conversion |
| 02/20/2007 | US7180357 Operational amplifier integrator |
| 02/15/2007 | US20070035430 Delta Sigma analog to digital converter system with automatic gain control responsive to out-of-band interferers |
| 02/15/2007 | US20070035429 Delta sigma modulator system with start up transient suppression |
| 02/15/2007 | US20070035428 Method and apparatus for minimizing the influence of a digital sub-circuit on at least partially digital circuits |
| 02/15/2007 | US20070035427 Quadrature bandpass delta sigma converter |
| 02/15/2007 | US20070035426 Continuous time deltasigma modulator system with automatic timing adjustment |
| 02/15/2007 | US20070035425 High speed digital delta-sigma modulator with integrated upsampler |
| 02/15/2007 | US20070035424 Sigma-delta modulator |
| 02/15/2007 | US20070035314 Sensing device for sensing a physical parameter |
| 02/14/2007 | EP1753135A1 High speed digital delta-sigma modulator with integrated upsampler |
| 02/14/2007 | EP1164704B1 Oversampling circuit and digital/analog converter |
| 02/14/2007 | CN1914806A A DA-converter system and a method for converting a multi-bit digital signal to an analog signal |
| 02/13/2007 | US7176822 Analogue-to-digital converter |