| Patents for H03M 3 - Conversion of analogue values to or from differential modulation (7,070) |
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| 07/22/2008 | US7403144 Pulse domain encoder and filter circuits |
| 07/22/2008 | US7403141 Wireless local area network device supporting enhanced call functions |
| 07/17/2008 | US20080169952 Column-parallel sigma-delta anolog-to-digital conversion with gain and offset control |
| 07/17/2008 | DE102007001299A1 Anordnung zur Signalumwandlung Arrangement for signal conversion |
| 07/10/2008 | US20080165043 Method and apparatus for A/D conversion |
| 07/10/2008 | US20080165042 Extended range delta-sigma modulator and delta-sigma power converter |
| 07/10/2008 | US20080165041 Clock jitter minimization in a continuous time sigma delta analog-to-digital converter |
| 07/10/2008 | US20080164879 Arrangement for signal conversion |
| 07/09/2008 | EP1738468B1 Method of reducing inter-symbol interference, a sigma-delta converter for performing this method and a storage medium conveying information generated by this method |
| 07/09/2008 | CN101217626A Broad band frequency reducer based on band-pass sigma-delta modulation |
| 07/09/2008 | CN100401642C Method for simplifying analog processing in a transmitter incorporating a randomization circuit, and transmitter |
| 07/09/2008 | CN100401641C Sampling frequency automatic detector for audio D-A converter and its use method |
| 07/09/2008 | CN100401640C Decimation filtering apparatus and method |
| 07/09/2008 | CN100401638C Digital soft switch in D/A converter and using method thereof |
| 07/08/2008 | US7397405 Audio device arrangement structure for a motorcycle, and motorcycle incorporating same |
| 07/08/2008 | CA2505506C Compounds which can be used to diagnose and monitor diseases associated with the formation of amyloid protein fibrils |
| 07/03/2008 | WO2008079717A1 Current mode sigma-delta modulator |
| 07/03/2008 | WO2008077235A1 Digital linear transmitter architecture |
| 07/03/2008 | US20080158031 Methods and apparatus for analog-digital signal conversion |
| 07/03/2008 | US20080157823 Phase locked loop frequency synthesizer |
| 07/02/2008 | EP1938113A1 A sampling module and a method of sampling one or more analogue characteristics of a power transmission system |
| 07/02/2008 | EP1076874B1 Method and circuit for compensating the non-linearity of capacitors |
| 07/02/2008 | CN101212226A A/D modulator and dynamic bit method and related phase locked loop frequency synthesizer |
| 07/02/2008 | CN100399703C Conversion device and method for sampling frequency and uses thereof |
| 07/01/2008 | US7394418 Apparatus comprising a sigma-delta modulator and method of generating a quantized signal-delta modulator |
| 06/26/2008 | WO2008076519A2 Methods and apparatus for a multi-mode analog-to-digital converter |
| 06/26/2008 | US20080150777 Sigma delta converter system and method |
| 06/26/2008 | US20080150776 Sigma-delta modulators |
| 06/25/2008 | EP1936811A2 Sigma-delta modulators |
| 06/25/2008 | EP1935096A1 System and method for adjusting dither in a delta sigma modulator |
| 06/25/2008 | CN100397913C Error feedback type high-order Delta Epsilon modulator realised by using CSD method |
| 06/24/2008 | US7391351 Bitstream controlled reference signal generation for a sigma-delta modulator |
| 06/24/2008 | US7391350 Adaptive multi-bit delta and sigma-delta modulation |
| 06/19/2008 | WO2008071791A1 Method and apparatus for feedback signal generation in sigma-delta analog-to-digital converters |
| 06/19/2008 | US20080143569 Integrated multi-mode sensor |
| 06/19/2008 | US20080143568 Methods and apparatus for a multi-mode analog-to-digital converter |
| 06/19/2008 | US20080143567 Analog digital converter (adc) having improved stability and signal to noise ratio (snr) |
| 06/19/2008 | US20080143566 For externally clocked digital audio input, determining a valid clock and muting audio during synchronization |
| 06/19/2008 | CA2672698A1 Method and apparatus for feedback signal generation in sigma-delta analog-to-digital converters |
| 06/17/2008 | US7388533 Multi-bit sigma-delta modulator and digital-to-analog converter with one digital-to-analog capacitor |
| 06/17/2008 | US7388530 A/D-converter |
| 06/17/2008 | US7388438 ΣΔ modulator for PLL circuit |
| 06/12/2008 | WO2008068094A1 Bandpass sigma-delta analogue/digital converter for converting an if signal |
| 06/12/2008 | US20080136693 Multi-bit delta-sigma modulator |
| 06/12/2008 | US20080136692 Power efficient equalizer design |
| 06/12/2008 | DE102006057926A1 Bandpass filter sigma-delta analog-to-digital converter, e.g. for radio receiver, has two cascaded bandpass filters with first receiving feedback via digital-to-analog converter and control module and second direct from another converter |
| 06/11/2008 | EP1929636A1 Digital-to-analog converter of the finite impulse response type |
| 06/11/2008 | EP1929635A1 Circuit and method for sensor readings by means of a sigma-delta converter |
| 06/11/2008 | EP1738467B1 Delta sigma modulator with multiple filters |
| 06/11/2008 | CN101197800A Information processing device and information processing method |
| 06/10/2008 | US7385539 All-digital phase locked loop (ADPLL) system |
| 06/10/2008 | US7385538 Delta sigma modulator with multiple filters |
| 06/05/2008 | US20080129565 Apparatus for and method of sigma-delta modulation |
| 06/04/2008 | CN100392976C High order Epsilon Delta noise shaping interpolator for direct digital frequency synthesis |
| 06/03/2008 | US7382300 System-on-chip (SoC) integrated circuit including interleaved delta-sigma analog-to-digital converter (ADC) |
| 05/29/2008 | WO2008045713A3 Methods and systems for implementing a digital-to-analog converter |
| 05/29/2008 | DE102007054519A1 Elektronische Schaltung und zeitlich fortlaufend arbeitender Delta-Sigma-Modulator Electronic circuit and temporally continuously operating delta-sigma modulator |
| 05/29/2008 | DE102006055577A1 Electronic circuit for e.g. audio amplifier system, has feedback circuit containing simulation of signal path between output of sigma-delta-modulator and output of power amplifier, and reconstruction filter arranged downstream to amplifier |
| 05/28/2008 | CN101188423A A highly precise simple A/D conversion circuit and its method based on MSP430 |
| 05/27/2008 | US7379002 Methods and apparatus for a multi-mode analog-to-digital converter |
| 05/27/2008 | US7379001 Self-oscillating A/D-converter |
| 05/27/2008 | US7378997 Method of reducing inter-symbol interference, a sigma-delta converter for performing this method and a storage medium conveying information generated by this method |
| 05/22/2008 | WO2008032046A3 A random number generator |
| 05/21/2008 | EP1738469B1 Switched capacitor signal scaling circuit |
| 05/21/2008 | DE102006054776A1 Electronic circuit i.e. integrated circuit, for sigma-delta-modulation, has sigma-delta-modulator, and clock generator additionally formed to variably adjust clock rate of clock signal depending on momentary frequency of input signal |
| 05/20/2008 | US7375666 Feedback topology delta-sigma modulator having an AC-coupled feedback path |
| 05/15/2008 | WO2008033634A3 Delta-sigma modulator having predictive-controlled power consumption |
| 05/15/2008 | WO2007112253A3 Chase algorithm based on differential decoder for soft decision reed solomon decoding in a qam system |
| 05/15/2008 | US20080111725 Sigma-delta modulator and an output rate reduction method thereof |
| 05/14/2008 | CN101179275A Continuous time delta-sigma modulator and electronic circuit including the same |
| 05/13/2008 | US7372385 A/D converter, signal processor, and receiving device |
| 05/13/2008 | US7372384 High-speed, high-resolution, low-power analog-to-digital converter |
| 05/13/2008 | US7372383 Method for calibrating a digital/analog converter and digital/analog converter |
| 05/08/2008 | WO2008052949A1 Sigma-delta modulator |
| 05/08/2008 | WO2008052948A1 Control closed-loop device and sigma-delta modulator |
| 05/08/2008 | WO2008033814A3 Feedback topology delta-sigma modulator having an ac-coupled feedback path |
| 05/08/2008 | WO2008033686A3 Analog-to-digital converter (adc) having a reduced number of quantizer output levels |
| 05/08/2008 | US20080106447 Digital to Analogue Conversion |
| 05/07/2008 | EP1726085B1 Method for operating a supply unit for a driver circuit, and supply unit for a driver circuit |
| 05/07/2008 | CN101174836A 减小误差的基于比较器的切换电容器电路及其方法 Reduce the error comparator-based switched capacitor circuit and method |
| 05/06/2008 | US7369001 Frequency synthesizer having variable frequency resolution, and fractional-N frequency synthesizing method using sigma-delta modulation of frequency control pulses |
| 05/01/2008 | US20080100486 Method and apparatus to reduce internal circuit errors in a multi-bit delta-sigma modualtor |
| 05/01/2008 | US20080100482 Multichannel Time Encoding And Decoding Of A Signal |
| 04/30/2008 | EP1916771A1 Delta-sigma data converter and method for monitoring a delta-sigma data converter |
| 04/30/2008 | EP1470505A4 Apparatus and method for interfacing time-variant signals |
| 04/30/2008 | DE102006050175A1 Delta-Sigma-Datenkonverter-Anordnung und Verfahren zum Überprüfen eines Delta-Sigma-Datenkonverters Delta-sigma data converter arrangement and method for testing a delta-sigma data converter |
| 04/29/2008 | US7365669 Low-delay signal processing based on highly oversampled digital processing |
| 04/29/2008 | US7365668 Continuous-time delta-sigma analog digital converter having operational amplifiers |
| 04/29/2008 | US7365667 Delta-sigma analog-to-digital converter (ADC) having an intermittent power-down state between conversion cycles |
| 04/24/2008 | WO2007144827A3 A method of digitizing a periodic analogue signal. |
| 04/24/2008 | WO2007089574A3 Foldback free capacitance-to-digital modulator |
| 04/24/2008 | DE102005020067B4 Verfahren zum Steuern eines zeitkontinuierlichen Sigma-Delta-Modulators mit Kompensation für übermäßige Schleifenverzögerung und zeitkontinuierlicher Sigma-Delta-Modulator A method for controlling a continuous-time sigma-delta modulator with the compensation for excessive loop delay and continuous-time sigma-delta modulator |
| 04/22/2008 | US7362252 Bandwidth tunable sigma-delta ADC modulator |
| 04/22/2008 | US7362251 Method and system for digital to analog conversion for power amplifier driver amplitude modulation |
| 04/22/2008 | US7362250 Dynamic dither for sigma-delta converters |
| 04/17/2008 | WO2008045713A2 Methods and systems for implementing a digital-to-analog converter |
| 04/17/2008 | WO2008044725A1 Semiconductor device having δσ-type modulator, and semiconductor system |
| 04/17/2008 | WO2008043397A1 Analogue-to-digital converter apparatus and method of reusing an analogue-to-digital converter circuit |
| 04/17/2008 | WO2007089568A3 Capacitance-to-digital modulator with sensor failure-mode detection |
| 04/17/2008 | WO2007084894A3 Systems and methods for controlling transient response in the output of a noise shaper |