| Patents for H03M 1 - Analogue/digital conversion; Digital/analogue conversion (31,168) |
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| 05/20/2009 | CN101436863A Compensation of nonlinearity of single ended digital to analog converters |
| 05/20/2009 | CN100490330C Analog-to-digital converter |
| 05/20/2009 | CN100490329C Switched capacitor circuit type digital/analog converter capable of suppressing change of setting error |
| 05/20/2009 | CN100490328C Analog-to-digital converter and method of generating an intermediate code for an analog-to-digital converter |
| 05/20/2009 | CN100490327C Isolating A/D to D/A converting circuit |
| 05/20/2009 | CN100489944C DA converting circuit, display using the same, and mobile terminal having the display |
| 05/20/2009 | CN100489930C ADC calibration to accommodate temperature variation using vertical blanking interrupts |
| 05/19/2009 | US7536159 Automatic gain control using signal and interference power to obtain extended blocking performance |
| 05/19/2009 | US7535982 Method and apparatus for adjusting phase of sampling frequency of ADC |
| 05/19/2009 | US7535467 Analog buffer, display device having the same, and method of driving the same |
| 05/19/2009 | US7535400 Analog error correction for a pipelined charge-domain A/D converter |
| 05/19/2009 | US7535399 Reference voltage shifting technique for optimizing SNR performance in pipeline ADCs with respect to input signal |
| 05/19/2009 | US7535398 Correlated double-sampling circuit and cyclic analog-to-digital converter including the same |
| 05/19/2009 | US7535397 Digital-to-analog converter and the method thereof |
| 05/19/2009 | US7535396 Digital-to-analog converter (DAC) having filter sections with differing polarity |
| 05/19/2009 | US7535395 Digital potentiometer including plural bulk impedance devices |
| 05/19/2009 | US7535394 High speed arbitrary waveform generator |
| 05/19/2009 | US7535391 Analog-to-digital converter having random capacitor assignment and method thereof |
| 05/19/2009 | US7535390 Time-interleaved analog-to-digital converter and self-calibration method thereof |
| 05/19/2009 | US7535389 System and method for improving the dynamic performance of a digital-to-analog converter (DAC) |
| 05/19/2009 | US7535388 Calculation of ADC and DAC errors in LSI chip |
| 05/19/2009 | US7535382 High speed quadrature counter |
| 05/14/2009 | WO2009060329A1 Angle-to-digital-converter |
| 05/14/2009 | US20090122936 Method and circuit for dynamically changing the frequency of clock signals |
| 05/14/2009 | US20090121912 Circuits and methods to reduce or eliminate signal-dependent modulation of a reference bias |
| 05/14/2009 | US20090121911 Comparator and a-d converter |
| 05/14/2009 | US20090121910 Method and System for a Control Scheme on Power and Common-Mode Voltage Reduction for a Transmitter |
| 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 |
| 05/14/2009 | US20090121908 Source-Measure Unit Based on Digital Control Loop |
| 05/14/2009 | US20090121907 D-a convert apparatus and a-d convert apparatus |
| 05/14/2009 | US20090121790 System and method for signal level detection |
| 05/14/2009 | DE10313578B4 Magnetfeldsensor-Vorrichtung zur direkten Erzeugung digitaler Sensordaten von einem Magnetfeldsensor-Element Magnetic field sensor device for the direct generation of digital sensor data from a magnetic field sensor element |
| 05/14/2009 | DE102007047520A1 Analog-Digital-Umsetzungsverfahren Analog-to-digital conversion process |
| 05/14/2009 | DE10196595B4 Digitalisierungsvorrichtung und Halbleiter-Prüfvorrichtung Digitization device and semiconductor test apparatus |
| 05/13/2009 | EP2058948A1 Analog-to-digital converter apparatus |
| 05/13/2009 | EP1899974A4 Improved charge/discharge control circuit for audio device |
| 05/13/2009 | EP1751963B1 Circuit for reconstucting an analog signal from a digital signal and transmission system, particular for WCDMA cellular telephony, including such circuit |
| 05/13/2009 | CN101431334A Time alternation type analog-to-digital converter and its self-emendation method |
| 05/13/2009 | CN101430849A Test device for display driving circuit |
| 05/13/2009 | CN100488055C Method for resampling at transmission and reception of a digital signal with digital band translation |
| 05/12/2009 | US7533408 Portable computing system, apparatus and method |
| 05/12/2009 | US7532870 Method and apparatus for DC offset removal |
| 05/12/2009 | US7532671 Gain control method and apparatus |
| 05/12/2009 | US7532148 Method and apparatus for AD conversion, semiconductor device for detecting distribution of physical quantity, and electronic apparatus |
| 05/12/2009 | US7532147 Analog voltage latch |
| 05/12/2009 | US7532146 Multi-bit pipeline analog-to-digital converter having merged capacitor switching structure |
| 05/12/2009 | US7532145 High resolution and wide dynamic range integrator |
| 05/12/2009 | US7532144 AD converter and radio receiver |
| 05/12/2009 | US7532143 Device for detecting voltage and analog-to-digital converter (ADC) using the same |
| 05/12/2009 | US7532142 Structures for systems and methods of generating an analog signal |
| 05/12/2009 | US7532141 Pulse width modulation method and digital analogue converter using the same |
| 05/12/2009 | US7532140 Gradient insensitive split-core digital to analog converter |
| 05/12/2009 | US7532139 System and method for converting analog values into digital form |
| 05/12/2009 | US7532136 Analog to digital converter unit |
| 05/07/2009 | WO2009058197A1 Testing of analog to digital converters |
| 05/07/2009 | WO2006015112A3 Slide pad notebook pointing devcice with hidden spring system |
| 05/07/2009 | US20090116373 Signal processor having a sampling arrangement |
| 05/07/2009 | US20090115903 Audio/video separator |
| 05/07/2009 | US20090115769 DA converter, data line driving circuit, electro-optical device, driving method thereof, and electronic apparatus |
| 05/07/2009 | US20090115652 Digital Processor |
| 05/07/2009 | US20090115651 System and method providing channel multiplexing for analog-to-digital conversion |
| 05/07/2009 | US20090115650 System and method for wideband direct sampling and beamforming using complex analog to digital converter |
| 05/07/2009 | US20090115523 Discrete time amplifier circuit and analog-digital converter |
| 05/07/2009 | US20090115507 Method of and apparatus for reducing settling time of a switched capacitor amplifier |
| 05/07/2009 | DE10114732B4 Verfahren zur aktiven Rauschunterdrückung unter Verwendung der Analyse unabhängiger Komponenten Method for active noise cancellation using independent component analysis |
| 05/06/2009 | EP2056460A1 Method and arrangement for a measurement amplifier to correct input signals |
| 05/06/2009 | EP2056191A1 Analog input device |
| 05/06/2009 | EP2055006A1 Analog-to-digital conversion using asynchronous current-mode cyclic comparison |
| 05/06/2009 | EP2055005A1 Converting non-equidistant signals into equidistant signals |
| 05/06/2009 | EP2055004A2 Method for determining the change of a signal, and an apparatus including a circuit arranged to implement the method |
| 05/06/2009 | EP1354470B1 Reduction of contouring in liquid crystal on silicon displays by dithering |
| 05/06/2009 | CN101427470A Delta sigma modulator analog-to-digital converters with multiple threshold comparisons during a delta sigma modulator output cycle |
| 05/06/2009 | CN101427469A Delta sigma modulators with comparator offset noise conversion |
| 05/06/2009 | CN101425806A Analog electricity saving device for electric charge allocation and method thereof |
| 05/06/2009 | CN101425805A High resolution small area A/D conversion circuit |
| 05/06/2009 | CN100486116C A/D converter |
| 05/05/2009 | US7530117 Method and apparatus for preventing unauthorized use of software |
| 05/05/2009 | US7528761 Analog/digital conversion using successive approximation and redundant weighting |
| 05/05/2009 | US7528760 Class D analog-to-digital converter |
| 05/05/2009 | US7528759 Pipelined analog-to-digital converter |
| 05/05/2009 | US7528758 Flash-type analog to digital conversion circuit for comparing an analog input voltage with a plurality of reference voltages |
| 05/05/2009 | US7528756 Analog-to-digital converter system with increased sampling frequency |
| 05/05/2009 | US7528753 Codec simultaneously processing multiple analog signals with only one analog-to-digital converter and method thereof |
| 05/05/2009 | US7528752 Offset compensation scheme using a DAC |
| 05/05/2009 | US7528751 Systems, methods, and apparatuses for a long delay generation technique for spectrum-sensing of cognitive radios |
| 05/05/2009 | US7528743 Information transmitting device |
| 04/30/2009 | WO2009055217A1 Self tracking adc for digital power supply control systems |
| 04/30/2009 | WO2009053607A1 Quantizer, analogue-digital converter comprising such a quantizer, and ultra-wideband receiver integrating such a converter |
| 04/30/2009 | WO2007038472A3 Low noise digital to analog converter with audio applications |
| 04/30/2009 | WO2007015229A3 A one-time password client |
| 04/30/2009 | US20090109315 Data processor, solid-state imaging device, imaging device, and electronic apparatus |
| 04/30/2009 | US20090109079 Successive approximation anaglog-to-digital converter with inbuilt redundancy |
| 04/30/2009 | US20090109078 Quantization Error Reduction in PWM Full-MASH Converters |
| 04/30/2009 | US20090109077 Digital-to-anolog converter circuit, data driver and display device |
| 04/30/2009 | US20090109074 Increased resolution analog to digital converter |
| 04/30/2009 | US20090109073 Pipelined analog to digital converter without input sample/hold |
| 04/30/2009 | US20090109072 Testing of Analog to Digital Converters |
| 04/30/2009 | DE102008051632A1 Verringerung des Quantisierungsfehlers bei Umsetzern zur Pulsweitenmodulation mit mehrstufiger Rauschformung Reducing the quantization error converters for pulse width modulation with multi-stage noise shaping |
| 04/29/2009 | EP2053748A1 Analogue-to-digital converter and method for using the same |
| 04/29/2009 | EP2052456A1 Integrator and error amplifier |