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Class Information
Number: 341/155
Name: Coded data generation or conversion > Analog to or from digital conversion > Analog to digital conversion
Description: Subject matter wherein analog information represented by a parameter of an electrical signal, which signal can have an infinite number of values within a given range, is converted to a coded digital signal representing the same information.


Sub-classes under this class:

Class Number Class Name Patents
341/158 Analog input compared with static reference 301
341/156 Coarse and fine conversions 531
341/157 Intermediate conversion to frequency or number of pulses 188
341/166 Intermediate conversion to time interval 195
341/172 Using charge transfer devices (e.g., charge coupled devices, charge transfer by switched capacitances) 615
341/171 Using magnetic or cryogenic components 31


Patents under this class:
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Patent Number Title Of Patent Date Issued
7199738 Sigma delta beamformer and method with reduced artifact Apr. 3, 2007
7199737 Disconnecting a time discrete circuit from a track-and-hold circuit in track mode Apr. 3, 2007
7197683 Digital-to-analog conversion with an interleaved, pulse-width modulated signal Mar. 27, 2007
7196652 High precision analog to digital converter Mar. 27, 2007
7196651 Analog-to-digital converter (ADC) Mar. 27, 2007
7196650 Signal converter systems and methods with enhanced signal-to-noise ratios Mar. 27, 2007
7196649 Reprogrammable distributed reference ladder for analog-to-digital converters Mar. 27, 2007
7196646 Complementary transistor comparing circuits for time-to-threshold A/D conversion in digital imaging arrays Mar. 27, 2007
7196645 Method and compensation device for compensation of characteristic errors of an analog-digital converter Mar. 27, 2007
7196644 Decoupling of analog input and digital output Mar. 27, 2007
7193554 Quantizer circuit Mar. 20, 2007
7193553 Analog to digital converter with power-saving adjustable resolution Mar. 20, 2007
7193552 Flash analog-to-digital converter Mar. 20, 2007
7193544 Parallel, adaptive delta sigma ADC Mar. 20, 2007
7190752 Data signal quality evaluation method and apparatus using high speed sampling Mar. 13, 2007
7190300 Switched capacitance circuit and analog/digital converter including said circuit Mar. 13, 2007
7190298 Resistor ladder interpolation for subranging ADC Mar. 13, 2007
7190293 Sigma-delta analog-to-digital converter and method for reducing harmonics Mar. 13, 2007
7190291 Programmable error amplifier for sensing voltage error in the feedback path of digitially programmable voltage sources Mar. 13, 2007
7188196 Method and apparatus for playing analog audio to multiple codec outputs Mar. 6, 2007
7187318 Pipeline ADC using multiplying DAC and analog delay circuits Mar. 6, 2007
7187317 A/D conversion apparatus Mar. 6, 2007
7187316 Method and apparatus for clockless analog-to-digital conversion and peak detection Mar. 6, 2007
7187311 Analog-to-digital converter cyclically repeating AD conversion Mar. 6, 2007
7187310 Circuit calibration using voltage injection Mar. 6, 2007
7183962 Low power asynchronous data converter Feb. 27, 2007
7183961 System for converting analog video signals to digital video signals Feb. 27, 2007
7183960 Method and apparatus for systematic adjustments of resistors in high-speed integrated circuits Feb. 27, 2007
7183957 Signal processing system with analog-to-digital converter using delta-sigma modulation having an internal stabilizer loop Feb. 27, 2007
7183953 Calibrating automatic test equipment containing interleaved analog-to-digital converters Feb. 27, 2007
7183949 Analog baseband processor and method of processing analog baseband for use in multimode communication system Feb. 27, 2007
7181635 Method for placing a device in a selected mode of operation Feb. 20, 2007
7180439 Multi-path digital power supply controller Feb. 20, 2007
7180432 Method and apparatus for complex cascade sigma-delta modulation and single-sideband analog-to-digital conversion Feb. 20, 2007
7176820 Multiple input sigma-delta architecture Feb. 13, 2007
7176819 Precision low noise-delta-sigma ADC with AC feed forward and merged coarse and fine results Feb. 13, 2007
7176818 Analog to digital converter, related method and use in voltage regulator circuits Feb. 13, 2007
7176817 Continuous time delta sigma ADC with dithering Feb. 13, 2007
7176816 Circuit configuration for analog/digital conversion Feb. 13, 2007
7173556 Amplifier circuit and analog-to-digital circuit using the same Feb. 6, 2007
7173555 Method and system for nonlinear and affine signal processing Feb. 6, 2007
7173549 Semiconductor integrated circuit in which voltage down converter output can be observed as digital value and voltage down converter output voltage is adjustable Feb. 6, 2007
7170437 Two-bit offset cancelling A/D converter with improved common mode rejection and threshold sensitivity Jan. 30, 2007
7170436 Current mode analog-to-digital converter using parallel, time-interleaved successive approximation subcircuits Jan. 30, 2007
7170434 Look-ahead delta sigma modulator with quantization using natural and pattern loop filter responses Jan. 30, 2007
7167121 Method and apparatus for split reference sampling Jan. 23, 2007
7167116 Memory devices having single bit bus structure with current mode signaling and methods of operating same Jan. 23, 2007
7164379 Pipeline analog to digital converter Jan. 16, 2007
7164378 Analog-to-digital converter with reduced average input current and reduced average reference current Jan. 16, 2007
7164114 Digital pixel sensor with clock count output and operating method thereof Jan. 16, 2007

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