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Class Information
Number: 341/145
Name: Coded data generation or conversion > Analog to or from digital conversion > Digital to analog conversion > Coarse and fine conversions
Description: Subject matter comprising two or more distinct but related conversions one of which responds to the more significant bits of the digital signal and the other of which responds to the less significant bits of the digital signal.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8686884 Testing of digital to analog converters in serial interfaces Apr. 1, 2014
8681031 D/A converter Mar. 25, 2014
8669892 Digital-to-analog converter resolution enhancement using circular buffer Mar. 11, 2014
8643517 Gradient-based approach to sample-time mismatch error calibration in a two-channel time-interleaved analog-to-digital converter Feb. 4, 2014
8633846 Successive approximation register analog to digital converter Jan. 21, 2014
8618968 Dual digital to analog converters (DACs) with codeword parsing Dec. 31, 2013
8618971 Signal level shift circuit and method for dual resistor ladder digital-to-analog converters Dec. 31, 2013
8604959 Multi-phased digital-to-analog converters for interpolation Dec. 10, 2013
8599056 Digital-to-analog converter Dec. 3, 2013
8599057 Digital-to-analog converter Dec. 3, 2013
8587462 Digital-to-analog converter Nov. 19, 2013
8581766 DAC with novel switch regulation Nov. 12, 2013
8576103 Rollover operative digital to analog converter (DAC) Nov. 5, 2013
8570202 Digital-to-analog converter implementing hybrid conversion architecture Oct. 29, 2013
8552896 Digital to analog converter (DAC) Oct. 8, 2013
8542139 Current switch driving circuit and digital to analog converter Sep. 24, 2013
8537090 Driving circuit and organic electroluminescence display thereof Sep. 17, 2013
8497791 Operational amplifier Jul. 30, 2013
8493257 Current-switching cell and digital-to-analog converter Jul. 23, 2013
8493253 N-bit digital-to-analog converting device Jul. 23, 2013
8487799 Calibration for RFDAC Jul. 16, 2013
8471745 Digital to analog converter (DAC) with ternary or tri-state current source Jun. 25, 2013
8462035 Digital-to-analog conversion arrangement with power range dependent D/A converter selection Jun. 11, 2013
8452241 Enhanced granularity operational parameters adjustment of components and modules in a multi-band, multi-standard communication device May. 28, 2013
8421662 DA converter Apr. 16, 2013
8384577 Voltage-mode, series-connected, segmented, optically-isolated, power digital-to-analog converter Feb. 26, 2013
8378869 Fast data weighted average circuit and method Feb. 19, 2013
8378870 Mismatch shaping for DAC Feb. 19, 2013
8350741 Device and method for driving digital-to-analog converter Jan. 8, 2013
8339300 Digital-to-analog converter, analog-to-digital converter, and semiconductor device Dec. 25, 2012
8330634 Precision sub-radix.sub.2 DAC with linearity calibration Dec. 11, 2012
8325075 Digital-to-analog converter of data driver and converting method thereof Dec. 4, 2012
8294605 Conversion of a discrete time quantized signal into a continuous time, continuously variable signal Oct. 23, 2012
8284014 Digital potentiometer with independent control over both resistive arms Oct. 9, 2012
8274417 Coarse digital-to-analog converter architecture for voltage interpolation DAC Sep. 25, 2012
8269659 System and method for compact cyclic digital to analog converter Sep. 18, 2012
8264390 Conversion of a discrete time quantized signal into a continuous time, continuously variable signal Sep. 11, 2012
8264391 Area efficient selector circuit Sep. 11, 2012
8242944 Digital-to-analog converter circuit including adder drive circuit and display Aug. 14, 2012
8237596 Apparatus and method for simplifying Digital-to-Analog Converter circuitry using gray code Aug. 7, 2012
8228317 Active matrix array device Jul. 24, 2012
8188899 Un-buffered segmented R-DAC with switch current reduction May. 29, 2012
8183885 Circuit for digitally controlling line driver current May. 22, 2012
8184028 Video data source system May. 22, 2012
8179295 Self-calibrated current source and DAC using the same and operation method thereof May. 15, 2012
8144044 D/A converter including higher-order resistor string Mar. 27, 2012
8111184 Digital-to-analog converting circuit, data driver and display device Feb. 7, 2012
8098718 Apparatus and methods for digital-to-analog conversion with vector quantization Jan. 17, 2012
8094055 Compact digital-to-analog converter Jan. 10, 2012
8085178 Multiplying-adding return to zero digital to analog converter circuit and method Dec. 27, 2011

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