Matches 1 - 40 out of 40


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US20130314263 Digital-to-Analog-Converter with Resistor Ladder  
A digital-to analog-converter (DAC) has a MSB resistor ladder with a plurality of series connected resistors, wherein the MSB resistor ladder is coupled between a first and second reference...
US20140210657 D/A CONVERTER  
A digital-to-analog (D/A) converter includes first resistors coupled in series, second resistors respectively coupled to the first resistors and each having a resistance twice as large as the...
US20120050080 LINEARITY CORRECTION CIRCUIT FOR VOLTAGE MODE DAC  
A force/sense voltage-mode DAC coupled with multiple transconductance amplifiers that generate a correction current injected to a node in one of the DAC cells is discussed. The correction current...
US20100182175 Current Sensing and Background Calibration to Match Two Resistor Ladders  
In one embodiment, a first resistor ladder includes a first voltage across the first resistor ladder. A second resistor ladder includes a second voltage across the second resistor ladder. A third...
US20130335249 RESISTOR-2 RESISTOR (R-2R) DIGITAL-TO-ANALOG CONVERTER WITH RESISTOR NETWORK REVERSAL  
A resistor-2 resistor (R-2R) digital-to-analog converter with resistor network reversal and methods of use are disclosed. A circuit includes a plurality of resistor stacks and a plurality of...
US20110102227 FINE RESISTANCE ADJUSTMENT FOR POLYSILICON  
A resistor string digital to analog converter formed of polysilicon resistor segments to each of which is applied an electric field. The approach improves the overall accuracy.
US20130335248 RESISTOR-2 RESISTOR (R-2R) DIGITAL-TO-ANALOG CONVERTER WITH PARTIAL RESISTOR NETWORK RECONFIGURATION  
A resistor-2 resistor (R-2R) digital-to-analog converter with partial resistor network reconfiguration. A circuit includes a plurality of resistor stacks. The circuit also includes a plurality of...
US20060109156 Trimming resistance ladders in analog-digital converters  
A resistance ladder comprises a plurality of resistors in series, with taps for producing comparison voltage levels for an analog-to-digital converter (ADC), coupled at its ends to reference and...
US20110114827 VOLTAGE GENERATOR CIRCUIT, DIGITAL-TO-ANALOG CONVERTER, RAMP GENERATOR CIRCUIT, ANALOG-TO-DIGITAL CONVERTER, IMAGE SENSOR SYSTEM, AND METHOD FOR GENERATING VOLTAGE  
A resistor-ladder voltage generator circuit is provided, which controls so that k switches among consecutive (k+1) switches out of a plurality of switches connected to the resistor ladder circuit...
US20120146828 DIGITAL-TO-ANALOG CONVERTER WITH NON-UNIFORM RESOLUTION  
A circuit includes a digital-to-analog converter with non-uniform resolution for converting a digital signal into an analog signal. The digital-to-analog converter includes high-resolution...
US20130222169 D/A CONVERTER  
A digital-to-analog (D/A) converter includes D/A conversion circuits and an amplifier circuit coupled between the D/A conversion circuits. Each D/A conversion circuit includes an R-2R ladder type...
US20130271305 RESISTOR-BASED SIGMA-DELTA DAC  
An inverter-driven resistor-ladder digital-to-analog (DAC) converter includes a resistor-ladder network that comprises a resistor for each bit signal of a multi-bit input signal. Each resistor of...
US20120050085 DA CONVERTER  
A low power consumption DA converter includes a segment type DA converter and an R-2R resistance ladder DA converter. The segment type DA converter is coupled to a power source voltage VDD and...
US20120050084 DIGITAL TO ANALOG CONVERTERS HAVING CIRCUIT ARCHITECTURES TO OVERCOME SWITCH LOSSES  
A digital to analog converter (DAC) includes a pair of operational amplifiers each having a first input coupled to a reference voltage. The DAC includes a plurality of switch-controlled cells,...
US20140132435 STRING DAC CHARGE BOOST SYSTEM AND METHOD  
Embodiments of the present invention may provide a string DAC with charge boosting. The string DAC may include multiple strings, such as an MSB DAC and an LSB DAC, for converting a digital word...
US20140253357 LOW GLITCH-NOISE DAC  
An N-bit digital-to-analog converter (DAC) includes N input stages each of which generates the same amount of current and includes a pair of similarly sized transistor switches responsive to...
US20090160691 Digital to Analog Converter Having Fastpaths  
A resistor-based digital to analog converter (DAC) having mux fastpaths, which selectively connect a subset (or an entirety) of voltage divider nodes in a DAC to either a higher level of...
US20130169462 Apparatus and Method for Dynamically Dampening a Transient Step Response  
A circuit has a digital to analog (DA) resistance ladder having an analog output; a capacitor coupled to the analog output; a first resistance coupled from the capacitor to ground; and a switch...
US20120200442 PRECISION SUB-RADIX2 DAC WITH LINEARITY CALIBRATION  
A system includes an N bit sub-binary radix digital-to-analog converter (DAC) that converts an m bit digital input signal to an analog output signal, where m and N are integers greater than or...
US20100039304 DIGITAL TO ANALOG CONVERTER AND METHOD THEREOF  
A digital to analog converter (DAC) has a plurality of transistor-resistor units connected in a string. Each of the transistor-resistor units of the DAC has a pair of transistors that are turned...
US20090082209 SYSTEMS, METHODS AND APPARATUS FOR DIGITAL-TO-ANALOG CONVERSION OF SUPERCONDUCTING MAGNETIC FLUX SIGNALS  
A superconducting flux digital-to-analog converter includes a superconducting inductor ladder circuit. The ladder circuit includes a plurality of closed superconducting current paths that each...
US20140133524 HYBRID RESISTIVE DIGITAL-TO-ANALOG DEVICES  
A differential resistor-based digital-to-analog converter (RDAC) can include a positive digital-to-analog converter (PDAC) stage and a negative digital-to-analog converter (NDAC) stage. A first...
US20090160690 D/A CONVERTER CIRCUIT, INTEGRATED CIRCUIT DEVICE, AND ELECTRONIC APPARATUS  
A D/A converter circuit which converts a digital signal of n bits into an analog signal and outputs the analog signal comprises: a plurality of D/A conversion processors, each of which converting...
US20100097253 LOW POWER LINEAR INTERPOLATION DIGITAL-TO-ANALOG CONVERSION  
A resistor network digital-to-analog converter (DAC) subdivides each sampling clock cycle of the DAC into a number of phases. For at least one bit input of the DAC associated with a desired input...
US20120326907 D/A CONVERTER INCLUDING HIGHER-ORDER RESISTOR STRING  
A resistor string digital-to-analog converter includes an input terminal receiving a digital input signal in digital code, an output terminal revealing an analog output signal in analog voltage, a...
US20050140534 Resistance voltage divider circuit, liquid crystal display driving apparatus using resistance voltage divider circuit, and liquid crystal display apparatus  
A resistance voltage divider circuit of a gradation potential generation circuit for adjustment, which generates a gradation potential for driving a liquid crystal device. The circuit includes...
US20130293405 SEGMENTED DIGITAL-TO-ANALOG CONVERTER HAVING WEIGHTED CURRENT SOURCES  
A digital input to a digital-to-analog converter (DAC) is divided into a most significant portion and a lesser significant portion. At least one tap voltage generator generates a plurality of...
US20100141498 DIGITAL-TO-ANALOG CONVERTER (DAC) AND AN ASSOCIATED METHOD  
The digital-to-analog converter in accordance with the present invention comprises an R-2R transistor-only ladder converter and a digital controller. The controller connects to the R-2R...
US20110156942 REDUCED AREA DIGITAL-TO-ANALOG CONVERTER  
One embodiment of the invention includes a digital-to-analog converter (DAC) system. A resistive ladder comprises a plurality of resistors having an approximately equal resistance and is arranged...
US20070279272 Semiconductor device and method for manufacturing the same  
A semiconductor device includes a semiconductor substrate, a first wire disposed on the semiconductor substrate, an first insulating layer disposed on the semiconductor substrate and the wire, a...
US20120133538 RESISTOR DEVICES AND DIGITAL-TO-ANALOG CONVERTERS USING THE SAME  
A digital-to-analog converter (DAC) includes: a plurality of first controllers and a plurality of resistor devices. The plurality of first controllers are configured to be selectively switched on...
US20080158033 DRIVING DEVICE FOR IMAGE DISPLAY SYSTEM  
A driving device for driving an image display system, which sequentially receives input image data corresponding to gradation of each pixel of a display image and outputs a driving voltage signal...
US20170155401 MULTI-LEVEL LADDER DAC WITH DUAL-SWITCH INTERCONNECT TO LADDER NODES  
A multi-level DAC includes first and second level resistor ladders, and a dual-switch ladder interconnect reduces DNL at tap-point transitions between first-level ladder resistors. For each first...
US20170126244 R2R DIGITAL-TO-ANALOG CONVERTER CIRCUIT  
One example includes an R2R digital-to-analog converter (DAC) circuit. The circuit includes at least one scaling circuit configured to apply a scale-factor with respect to a nominal voltage range...
US20160301421 HYBRID DIGITAL-TO-ANALOG CONVERSION SYSTEM  
A digital-to-analog conversion (DAC) circuit has a resistor ladder circuit controlled by high order bits and a resistor string circuit controlled by low order bits. The resistor ladder circuit...
US20160294407 R-2R LADDER RESISTOR CIRCUIT, LADDER RESISTOR TYPE D/A CONVERSION CIRCUIT, AND SEMICONDUCTOR DEVICE  
The present disclosure provides an R-2R ladder resistor circuit including: plural first resistance elements, one end of each being connected to an input terminal; plural second resistance...
US20160173112 SWITCHABLE SECONDARY PLAYBACK PATH  
In accordance with embodiments of the present disclosure, a processing system may include a plurality of processing paths including a first processing path and a second processing path, a...
US20160072519 HYBRID DIGITAL-TO-ANALOG CONVERSION SYSTEM  
A digital-to-analog conversion (DAC) circuit has a resistor ladder circuit controlled by high order bits and a resistor string circuit controlled by low order bits. The resistor ladder circuit...
US20160056834 MULTI-LEVEL LADDER DAC WITH DUAL-SWITCH INTERCONNECT TO LADDER NODES  
A multi-level DAC includes first and second level resistor ladders, and a dual-switch ladder interconnect reduces DNL at tap-point transitions between first-level ladder resistors. For each first...
US20150295584 SWITCHABLE SECONDARY PLAYBACK PATH  
In accordance with embodiments of the present disclosure, a processing system may include a plurality of processing paths including a first processing path and a second processing path, a...

Matches 1 - 40 out of 40