Matches 1 - 23 out of 23


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US20160308552 METHOD, SYSTEM AND APPARATUS FOR DUAL MODE OPERATION OF A CONVERTER  
Methods, systems and apparatuses for operating a converter or other circuits are disclosed. More particularly, in one embodiment a converter or other circuit can be operated in two modes which may...
US20160173115 PASSIVE AMPLIFICATION CIRCUIT AND ANALOG-DIGITAL CONVERTOR  
A differential signal is amplified by passive amplification which does not a reference of a common-mode voltage. At this time, the voltage of the differential signal is passive-amplified twice...
US20120326902 BACKGROUND CALIBRATION OF OFFSETS IN INTERLEAVED ANALOG TO DIGITAL CONVERTERS  
A multi-channel time interleaved ADC (TIADC) provides for offset estimation and correction. The correction is accomplished through analog adjustment of offset rather than by digital correction of...
US20170117914 METHOD AND APPARATUS FOR PROVIDING DIGITAL BACKGROUND CALIBRATION FOR MISMATCHES IN M-CHANNEL TIME-INTERLEVED ADCS (TI-ADCS)  
The present invention relates to a method and apparatus for providing digital background calibration for mismatches in M-channel time-interleaved ADCs(TI-ADCs), more specifically providing a pure...
US20130106632 CALIBRATION OF INTERLEAVED ADC  
The disclosure is directed to an interleaved analog-to-digital converter having: first, second and third sub-converters; a control block configured to control the first sub-converter to sample a...
US20100103006 ADC TEST CIRCUIT AND SEMICONDUCTOR DEVICE  
An ADC test circuit has an expected value generator configured to generate an expected value signal for a converted output signal of an ADC (Analog to Digital Converter), a test signal generator...
US20110032128 ANALOG-DIGITAL CONVERTER CIRCUIT AND CALIBRATION METHOD  
Provided is an analog-digital converter circuit having a normal mode for converting a received analog signal into a digital signal, and a calibration mode for adjusting an offset voltage of a...
US20100164765 DAC calibration circuits and methods  
Provided is a DAC with tuning circuitry in accordance with some embodiments for tuning current sources in the DAC. The DAC may be used for a sigma-delta converter in some embodiments.
US20160094238 APPARATUS FOR TESTING ANALOG-TO-DIGITAL CONVERTER AND TESTING METHOD THEREOF  
There is provided an apparatus for testing an analog-to-digital converter including: an analog-to-digital converter converting an analog type signal into a digital type signal; a signal generator...
US20100073207 Delta-Sigma Analog-to-Digital Converters and Methods to Calibrate Delta-Sigma Analog-to-Digital Converters  
Delta-sigma analog-to-digital converters (ADCs) and methods to calibrate methods to delta-sigma ADCs are disclosed. In one particular example, a delta-sigma ADC is described, including an n-bit...
US20060022854 Method and apparatus for operating correlator of an ADC circuit  
An analog-to-digital converter (ADC) circuit that converts an analog input signal into a digital output circuit includes a reduced block length correlator circuit and a digital subtractor circuit,...
US20120274493 Digital-to-Analog Converter circuit with Rapid Built-in Self-test and Test Method  
A digital-to-analog converter circuit with rapid built-in self-test is disclosed. The digital-to-analog converter includes a control unit for generating a selection control signal and a digital...
US20150326238 SEMICONDUCTOR DEVICE  
A microcomputer includes a bus, a CPU (Central Processing Unit) coupled to the bus, a RAM (Random-access Memory) coupled to the bus, and an AD (Analog-to-Digital) converter coupled to the bus. The...
US20150200681 Segmented Digital-To-Analog Converter With Overlapping Segments  
In one embodiment, a segmented digital-to-analog converter (DAC) has two configurations (i.e., sub-DACs) with overlapping operating ranges and a data mapper that maps the digital input signal into...
US20100073206 ANALOG-TO-DIGITAL CONVERSION CIRCUITS AND METHOD FOR CALIBRATING THEREOF  
An analog-to-digital conversion circuit is provided and includes an input unit, at least one analog-to-digital converter, and a processing unit. The input unit receives an analog input signal and...
US20060214820 Decoder circuit  
A decoder circuit, for example a dual-rail decoder, receives input signals (43) from the end of a communications bus (not shown). The parity is calculated over the data wires (Do, D1, D2, D3)...
US20130293402 TEST OF AN EMBEDDED ANALOG-TO-DIGITAL CONVERTER  
A method for testing an analog-to-digital converter (ADC) includes applying ramps to the input of the converter, and classifying the digital codes produced by the converter according to a...
US20060132340 Apparatus and method for time-to-digital conversion and jitter-measuring apparatus using the same  
A time-to-digital conversion apparatus reduces the pulse width of a signal to be tested by introducing the signal through a plurality of shrinking cells cascaded until the reduced pulse width...
US20050068210 Apparatus and method for measuring data converter  
The present apparatus for measuring data converter comprises a digital-to-analog converter, a multiplexer, a histogram analyzer and a software engine. The digital-to-analog converter is intended...
US20070126614 Digital signal analyzing  
The present invention relates to a method and a corresponding system for analyzing a digital signal, in particular a method for determining bit error rates of a digital signal, said method...
US20100328121 CIRCUIT TESTING  
A method for testing a circuit that generates an n-bit pulse density modulated output in response to an input signal or combination of input signals, for example the analogue section (12) of an...
US20150311910 CURRENT COMPARATOR OFFSET CALIBRATION IN DIGITAL-TO-ANALOG CONVERTER CALIBRATIONS  
In an aspect of the disclosure, a method and an apparatus are provided for calibrating a current comparator circuit associated with a DAC element. The apparatus receives an output of a current...
US20130050001 CALIBRATION SCHEME FOR ANALOG-TO-DIGITAL CONVERTER  
An analog-to-digital converter (ADC) apparatus comprising an input signal connector, an output signal port, two or more sub-ADCs, a digital signal processing (DSP) block, wherein the result from...

Matches 1 - 23 out of 23