| Patents for H03M 1 - Analogue/digital conversion; Digital/analogue conversion (31,168) |
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| 09/05/2002 | US20020121992 Calibrated encoder multiplier |
| 09/04/2002 | EP1237181A2 Method of generating matched capacitor arrays |
| 09/04/2002 | EP1236973A2 Method and device for varying interpolation factors |
| 09/04/2002 | EP1236276A1 Method and apparatus for generating pulses from analog waveforms |
| 09/04/2002 | CN1367962A Sound communication system between portable unit and communication terminal |
| 09/04/2002 | CN1367583A Resistor string D/A converter with pulse width modulation output |
| 09/03/2002 | US6445330 Capacitively coupled references for isolated analog-to-digital converter systems |
| 09/03/2002 | US6445329 High speed analog to digital converter |
| 09/03/2002 | US6445328 Large dynamic range digitizing apparatus and method |
| 09/03/2002 | US6445326 High speed precision analog to digital convertor |
| 09/03/2002 | US6445325 Piecewise linear digital to analog conversion |
| 09/03/2002 | US6445324 Method for dynamic matching of the elements of an integrated multibit digital-to-analog converter with balanced output for audio applications |
| 09/03/2002 | US6445322 Digital-to-analog converter with improved output impedance switch |
| 09/03/2002 | US6445319 Analog to digital converter circuit |
| 09/03/2002 | US6445317 Adaptively calibrating analog-to-digital conversion |
| 09/03/2002 | US6445315 Calibration of isolated analog-to-digital converters |
| 09/03/2002 | US6445221 Input driver for a differential folder employing a static reference ladder |
| 08/29/2002 | WO2002067431A1 Differential analog-to-digital converter |
| 08/29/2002 | WO2002067430A1 Interleave ad conversion system waveform digitizer device |
| 08/29/2002 | WO2002067422A2 N dimensional, non-linear, static, adaptive, digital filter design using d scale non-uniform sampling |
| 08/29/2002 | WO2002044996A3 Integrated circuit for conditioning and conversion of bi-directional discrete and analog signals |
| 08/29/2002 | WO2002032018A3 Time slot structure and automatic gain control method for a wireless communication system |
| 08/29/2002 | US20020120457 Method and system for adjusting the dynamic range of a digital-to-analog converter in a wireless communications device |
| 08/29/2002 | US20020118130 Method of generating matched capacitor arrays |
| 08/29/2002 | US20020118127 Clamp circuit and method for increasing dynamic range of input image signal and minimizing line noise |
| 08/29/2002 | US20020118017 Apparatus and method for testing semiconductor integrated circuit |
| 08/29/2002 | DE19935666C2 Analog-Digital-Wandler für ein Signal im Gigahertz-Bereich, Millimeterwellenempfänger und Bandpaßfilter für Millimeterwellen Analog-to-digital converter for a signal in the gigahertz range, the millimeter wave receiver and millimeter wave bandpass filter |
| 08/29/2002 | CA2437510A1 N dimensional, non-linear, static, adaptive, digital filter design using d scale non-uniform sampling |
| 08/28/2002 | EP1235352A1 Digital-to-analog converter |
| 08/28/2002 | EP0739553B1 Radix 2 architecture and calibration technique for pipelined analog to digital converters |
| 08/28/2002 | CN2508465Y Complementary metal oxide semiconductor line driver |
| 08/28/2002 | CN2508464Y Sampling interface circuit structure using switch capacitance technique |
| 08/28/2002 | CN1366754A 接收机 Receiver |
| 08/28/2002 | CN1366735A 数模转换器 DAC |
| 08/28/2002 | CN1089969C Multiplexer |
| 08/27/2002 | US6442378 Power level determination device in an RF booster for wireless communications |
| 08/27/2002 | US6442271 Digital isolation system with low power mode |
| 08/27/2002 | US6442213 Digital isolation system with hybrid circuit in ADC calibration loop |
| 08/27/2002 | US6441769 Overcoming finite amplifier gain in a pipelined analog to digital converter |
| 08/27/2002 | US6441768 High speed encoder and method thereof |
| 08/27/2002 | US6441767 Method and system for adjusting a threshold control in an analog-to-digital converter |
| 08/27/2002 | US6441766 Charge integration algorithmic analog-to-digital converter and its converting method |
| 08/27/2002 | US6441765 Analog to digital converter with enhanced differential non-linearity |
| 08/27/2002 | US6441763 DA converter and liquid crystal driving device incorporating the same |
| 08/27/2002 | US6441760 Method and apparatus for digital to analog conversion |
| 08/27/2002 | US6441758 D/A conversion circuit and semiconductor device |
| 08/27/2002 | US6441684 Variable gain amplifier system |
| 08/27/2002 | US6441671 Digital trim capacitor programming |
| 08/27/2002 | US6438860 Device and process for determining position between two parts which are movable relative to one another |
| 08/22/2002 | WO2002065643A2 Capacitive folding circuit for use in a folding/interpolating analog-to-digital converter |
| 08/22/2002 | WO2001099284A3 Automatic level control for input to analog to digital converter |
| 08/22/2002 | US20020115419 Receiving device with automatic gain control |
| 08/22/2002 | US20020114472 Method for active noise cancellation using independent component analysis |
| 08/22/2002 | US20020113767 LCD driver for layout and power savings |
| 08/22/2002 | US20020113726 Overcoming finite amplifier gain in a pipelined analog to digital converter |
| 08/22/2002 | US20020113724 Code independent charge transfer scheme for switched-capacitor digital-to-analog converter |
| 08/22/2002 | US20020113723 CMOS DAC with high impedance differential current drivers |
| 08/22/2002 | US20020113639 Signal processing circuit integrating pulse widths of an input pulse signal according to polarities |
| 08/21/2002 | EP1233615A1 Receiving device with automatic gain control |
| 08/21/2002 | CN1365538A 增益控制装置 Gain control means |
| 08/20/2002 | US6438721 Method for testing a current mode interpolator |
| 08/20/2002 | US6438525 Scalable audio coding/decoding method and apparatus |
| 08/20/2002 | US6437724 Fully differential flash A/D converter |
| 08/20/2002 | US6437723 Signal processing circuit and semiconductor integrated circuit converting AC signal using two voltage reference values |
| 08/20/2002 | US6437722 AD converter circuit |
| 08/20/2002 | US6437721 Semiconductor integrated circuit apparatus for performing DA/AD conversion with high accuracy using a potential distribution of a string resistor |
| 08/20/2002 | US6437720 Code independent charge transfer scheme for switched-capacitor digital-to-analog converter |
| 08/20/2002 | US6437719 Delta-sigma modulator for power amplification of audio signals |
| 08/20/2002 | US6437718 Continuous time delta-sigma modulator |
| 08/20/2002 | US6437717 Two stage analog-to-digital conversion with second stage offset correction |
| 08/20/2002 | US6437645 Slew rate boost circuitry and method |
| 08/20/2002 | US6437608 Sample-and-hold circuit and A/D converter |
| 08/15/2002 | US20020111766 Linear position sensor |
| 08/15/2002 | US20020109620 A/D converter |
| 08/15/2002 | US20020109619 Analog-to-digital converter with gamma correction function |
| 08/15/2002 | US20020109618 Digital/analog converter with programmable gain |
| 08/15/2002 | US20020109547 Slew rate boost circuitry and method |
| 08/14/2002 | EP1231525A1 Apparatus and method for a peripheral inter-module event communication system |
| 08/14/2002 | DE10114732A1 Verfahren zur aktiven Rauschunterdrückung unter Verwendung der Analyse unabhängiger Komponenten Method for active noise cancellation using independent component analysis |
| 08/14/2002 | CN1364036A Method for generating narrow-band digital interference noise and its D/A converter |
| 08/13/2002 | US6433727 AD converter with a power saving circuit and its control method |
| 08/13/2002 | US6433725 High speed analog-to-digital converter |
| 08/13/2002 | US6433724 Analog-digital converter with single-ended input |
| 08/13/2002 | US6433723 Analog-to-digital conversion with reduced error |
| 08/13/2002 | US6433722 Differential current multiplexer for current switched DACs |
| 08/13/2002 | US6433721 Current source cell arrangement, method of selecting current source cell and current addition type digital-to-analog converter |
| 08/13/2002 | US6433719 Digital-analogue transformer using resistor string |
| 08/13/2002 | US6433717 D/A resistor strings with cross coupling switches |
| 08/13/2002 | US6433716 Data conversion device having mediator for determining data conversion order |
| 08/13/2002 | US6433715 High-speed serial-to-parallel and analog-to-digital conversion |
| 08/13/2002 | US6433714 Apparatus and method for precision trimming of a semiconductor device |
| 08/13/2002 | US6433713 Calibration of analog-to-digital converters |
| 08/13/2002 | US6433712 Offset error compensation of input signals in analog-to-digital converter |
| 08/13/2002 | US6433711 System and method for offset error compensation in comparators |
| 08/13/2002 | US6433658 High Q structure |
| 08/08/2002 | WO2002060261A2 High speed filter |
| 08/08/2002 | WO2002031802A3 Calibration of system with digital/analog converters for liquid crystal display |
| 08/08/2002 | WO2001026260A9 Method and apparatus for comparator tree structure for fast acquisition of offsets induced in a wireless receiver |
| 08/08/2002 | WO2001024537A9 Method and apparatus for peak tracking a baseband signal |
| 08/08/2002 | WO2001024376A9 Method and apparatus for identifying a pre-determined pattern from a received signal via correlation |