H03M 1 - Analogue/digital conversion; Digital/analogue conversion

Patents for H03M 1 - Analogue/digital conversion; Digital/analogue conversion (31,168)
11/2002
11/21/2002	US20020173931 Digital signal processing of resolver rotor angle signals
11/21/2002	US20020172112 Asymmetry correcting circuit and information reproducing apparatus using the same
11/21/2002	US20020171879 Image reader
11/21/2002	US20020171576 Digital to analog converter
11/21/2002	US20020171575 Intentionally non-monotonic digital-to-analog converter
11/21/2002	US20020171573 Method and apparatus for cyclic return to zero techniques for digital to analog convertors
11/21/2002	US20020171572 Delta sigma type AD converter
11/21/2002	US20020171571 PC card and wlan system having high speed, high resolution, digital-to analog converter with off-line sigma delta conversion and storage
11/21/2002	US20020171570 AD converter evaluation apparatus
11/21/2002	US20020171569 Apparatus for and method of performing a conversion operation
11/21/2002	DE10120799A1 Verfahren zur Synchronisation einer Verbrennungskraftmaschine anhand der Winkellage eines rotierenden Teils Method for synchronizing an internal combustion engine on the basis of the angular position of a rotating part
11/20/2002	EP1258992A1 Analogue-to-digital converter
11/20/2002	CN1380750A Analogue/digital converter
11/20/2002	CN1380743A Off-centre compensation circuit and off-centre compensation method
11/20/2002	CN1380635A 显示装置 Display device
11/20/2002	CN1094679C 半导体器件 Semiconductor devices
11/19/2002	US6483450 Method and device for digital-to-analog conversion of a signal
11/19/2002	US6483448 System and method for reducing timing mismatch in sample and hold circuits using an FFT and decimation
11/19/2002	US6483104 Rotational angle sensor using a CCD line with enhanced measuring precision
11/19/2002	US6481274 Position sensor setting and testing method
11/14/2002	WO2002091583A1 Modified repetitive cell matching technique for integrated circuits
11/14/2002	WO2002091581A2 Method and apparatus for analog-to-digital conversion
11/14/2002	WO2002078057A3 A transpinnor-based sample-and-hold circuit and applications
11/14/2002	US20020169807 Arithmetic unit for correcting detection output in which corrected operation output is sensitive to mechanical factors
11/14/2002	US20020167611 Image sensor ADC and CDS per column
11/14/2002	US20020167437 Analog-to-digital converter including a series of quantizers interconnected in cascade
11/14/2002	US20020167436 Analog to digital converter
11/14/2002	US20020167435 Modified repetitive cell matching technique for integrated circuits
11/14/2002	US20020167434 Fast A/D conversion signal processor, RF receiver circuit, digital receiver front end circuit, MRI apparatus, and fast A/D conversion device
11/14/2002	US20020167433 System and method for optimizing power in pipelined data converters
11/14/2002	US20020167432 Programmable gain analog-to-digital converter
11/14/2002	US20020167430 Digital-to-analogue converter using an array of current sources
11/14/2002	US20020167428 Average bubble correction circuit
11/14/2002	US20020167420 Sensor system
11/14/2002	DE10123292A1 Sensorsystem Sensor system
11/13/2002	EP1257063A2 PC card and wlan system having high speed, high resolution, digital-to -analog converter with off-line sigma delta conversion and storage
11/13/2002	EP1257061A2 Wireless user terminal and system having signal clipping circuit for switched capacitor sigma delta analog to digital converters
11/13/2002	EP1257060A2 Digital-to-analogue converter using an array of current sources
11/13/2002	EP1256874A2 Fast A/D conversion signal processor, and fast A/D conversion device
11/13/2002	EP1256219A1 Method for adapting a decision level during the conversion of an analog signal into a digital signal and digital receiver
11/13/2002	EP1256174A1 Method and device for analog/digital converting a signal including a low-frequency component
11/13/2002	EP1256173A1 Digital logic correction circuit for a pipeline analog to digital (a/d) converter
11/13/2002	EP0795235B1 n-BIT CONVERTER WITH n-1 MAGNITUDE AMPLIFIERS AND n COMPARATORS
11/13/2002	CN1379547A Pulse width modulation of low power consumption high efficiency codec
11/12/2002	US6480602 Ring-detect interface circuitry and method for a communication system
11/12/2002	US6480137 Method of generating matched capacitor arrays
11/12/2002	US6480136 Modified repetitive cell matching technique for integrated circuits
11/12/2002	US6480135 Flash type analog-to-digital converter
11/12/2002	US6480134 Analog-to-digital converter with a power saving capability
11/12/2002	US6480133 Low-power analog-to-digital converter
11/12/2002	US6480132 A/D converter with higher speed and accuracy and lower power consumption
11/12/2002	US6480128 High-speed sample-and-hold circuit with gain
11/12/2002	CA2255321C Method and device for discrete-time reactance measurement
11/07/2002	WO2002089333A1 Dynamic element matching
11/07/2002	WO2002089332A1 A digital-to analog converter
11/07/2002	WO2002089312A2 Frequency conversion by undersampling
11/07/2002	WO2002067431A9 Differential analog-to-digital converter
11/07/2002	US20020163981 Switched capacitor network for tuning and downconversion
11/07/2002	US20020163492 Display device
11/07/2002	US20020163460 Segmented D/A converter with enhanced dynamic range
11/07/2002	US20020163459 D/A conversion circuit and semiconductor device
11/07/2002	US20020163457 Digital analog converter and electronic device using the same
11/07/2002	US20020163456 Reducing jitter in mixed-signal integrated circuit devices
11/07/2002	US20020163324 Decoder capable of being employed in a resistance-array converting apparatus
11/07/2002	DE10152090A1 Digital/Analog-Wandlerschaltung Digital / analog converter circuit
11/07/2002	DE10121926A1 Digital detector for photometric measuring of small brightness differences, has photosensor operated at constant voltage and compensation current is generated, compensation and sensor currents are subtracted and result is integrated
11/06/2002	EP1255357A2 Correction of operational amplifier gain error in pipelined analog to digital converters
11/06/2002	EP1254518A1 Method for converting an analogous signal into a digital signal
11/06/2002	EP1017966B1 Digital position sensor
11/06/2002	CN1378767A Compander for power control in ballast
11/06/2002	CN1378720A Method and device for analog/digital converting signal including low-frequency component
11/06/2002	CN1378344A Test method and circuit for successive approximation A/D conversion integrated circuit
11/06/2002	CN1093994C Wireless digital communication device, and pulse shaping network
11/06/2002	CN1093950C Voltage reference apparatus, voltameter, battery voltage detection apparatus and wireless communication device
11/05/2002	US6477553 Measurement scale for non-uniform data sampling in N dimensions
11/05/2002	US6476754 Reconstruction of nonuniformly sampled bandlimited signals
11/05/2002	US6476753 Analog to digital converter using magnetoresistive memory technology
11/05/2002	US6476751 Low voltage analog-to-digital converters with internal reference voltage and offset
11/05/2002	US6476750 Over-sampling A/D, D/A converter
11/05/2002	US6476749 High speed analog-to-digital converter and digital-to-analog converter
11/05/2002	US6476748 Method and apparatus for cyclic return to zero techniques for digital to analog convertors
11/05/2002	US6476747 Digital to analog converter
11/05/2002	US6476746 Cellular base station having a high speed, high resolution digital-to-analog converter with off-line sigma delta conversion and storage
11/05/2002	US6476745 Voice codec automatic gain control
11/05/2002	US6476742 Evaluation system for analog-digital or digital-analog converter
11/05/2002	US6476741 Method and system for making optimal estimates of linearity metrics of analog-to-digital converters
11/05/2002	CA2150635C Current measurement circuit comprising a mutually coupled transformer and an integration circuit
10/2002
10/31/2002	WO2002087089A2 Circuit arrangement for physiologically optimised digital adjustment and detection of electric and electronic analog values and levels
10/31/2002	WO2001056145A9 Power-conserving external clock for use with a clock-dependent integrated circuit
10/31/2002	US20020161949 Data transmission by an alternating frequency analog signal
10/31/2002	US20020160733 Gain control device
10/31/2002	US20020160732 Wireless user terminal and system having signal clipping circuit for switched capacitor sigma delta analog to digital converters
10/31/2002	US20020158789 09756089a/d converter with higher speed and accuracy and lower power consumption
10/31/2002	US20020158788 Analog-to-digital conversion system
10/31/2002	US20020158787 D/a converter circuit
10/31/2002	US20020158786 High-accuracy capacitor digital-to-analog converter
10/31/2002	US20020158785 Digital-t0-analog converter using different multiplicators between first and second portions of a data holding period
10/31/2002	US20020158783 Apparatus and method for testing linearity of an analog to digital converter
10/31/2002	US20020158680 Non-linear signal correction
10/31/2002	US20020157649 Method for synchronizing an internal combustion engine based on the angular position of a rotating part

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