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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:

Patent Number Title Of Patent Date Issued
7403143 Optical quantizing unit and optical A/D converter Jul. 22, 2008
7403142 Optical quantizing unit and optical A/D converter Jul. 22, 2008
7403140 Receiver, digital-analog converter and tuning circuit Jul. 22, 2008
7400286 Device and method for use in the verification of handwriting Jul. 15, 2008
7400279 Circuits and methods with comparators allowing for offset reduction and decision operations Jul. 15, 2008
7397412 Low power analog to digital converter Jul. 8, 2008
7397410 Input tracking high-level multibit quantizer for delta-sigma ADC Jul. 8, 2008
7397409 Multi-bit pipeline analog-to-digital converter having shared amplifier structure Jul. 8, 2008
7397408 System and method for scheduling access to an analog-to-digital converter and a microprocessor Jul. 8, 2008
7397406 A/D Conversion circuit with carrier frequency removing feature Jul. 8, 2008
7397310 High-bandwidth high-gain amplifier Jul. 8, 2008
7395175 Digital data recording apparatus, sampling data identification method thereof, and program for identifying sampling data Jul. 1, 2008
7394421 Fast analogue-to-digital converter Jul. 1, 2008
7394417 A/D converter Jul. 1, 2008
7394416 Analog-digital converter Jul. 1, 2008
7394415 Time-interleaved analog-to-digital converter and high speed signal processing system using the same Jul. 1, 2008
7394413 Reduced complexity nonlinear filters for analog-to-digital converter linearization Jul. 1, 2008
7394309 Balanced offset compensation circuit Jul. 1, 2008
7391452 Successive approximation calibration apparatus, system, and method for dynamic range extender Jun. 24, 2008
7391354 Semiconductor integrated circuit Jun. 24, 2008
7391353 Analog/digital converter Jun. 24, 2008
7391352 Comparison circuit for analog/digital converter Jun. 24, 2008
7391351 Bitstream controlled reference signal generation for a sigma-delta modulator Jun. 24, 2008
7391350 Adaptive multi-bit delta and sigma-delta modulation Jun. 24, 2008
7391349 Test apparatus and method for testing analog/digital converters Jun. 24, 2008
7388535 Digitizing front end for optical receiver Jun. 17, 2008
7388534 Adaptive data acquisition for an imaging system Jun. 17, 2008
7388530 A/D-converter Jun. 17, 2008
7385547 Minimized differential SAR-type column-wide ADC for CMOS image sensors Jun. 10, 2008
7385546 Digitizer module, a waveform generating module, a converting method, a waveform generating method and a recording medium for recording a program thereof Jun. 10, 2008
7385536 Methods and circuits for output of sample-and-hold in pipelined ADC Jun. 10, 2008
7382309 Analog level meter and method of measuring analog signal level Jun. 3, 2008
7382307 Pipelined analog-to-digital converter having a power optimized programmable data rate Jun. 3, 2008
7382306 AD converter and display unit Jun. 3, 2008
7382305 Reference generators for enhanced signal converter accuracy Jun. 3, 2008
7382304 Sampling and measurement of periodic signals Jun. 3, 2008
7382303 Non-perturbing power supply margin controller Jun. 3, 2008
7382302 A/D converter with voltage generation circuits Jun. 3, 2008
7382298 Code-correction structures and methods for digital displays Jun. 3, 2008
7379012 Capacitive digital to analog and analog to digital converters May. 27, 2008
7379010 Extension of accuracy of a flash ADC by 1-bit through interpolation of comparator outputs May. 27, 2008
7379009 AD converter and radio receiver May. 27, 2008
7379008 Two-bit offset cancelling A/D converter with improved common mode rejection and threshold sensitivity May. 27, 2008
7379007 A/D converter, A/D converter apparatus, and sampling clock skew control method May. 27, 2008
7379002 Methods and apparatus for a multi-mode analog-to-digital converter May. 27, 2008
7379001 Self-oscillating A/D-converter May. 27, 2008
7378999 Method and apparatus for digital calibration of an analog-to-digital converter May. 27, 2008
7376189 Remote control signal reception circuit, remote control signal reception method, remote control signal reception program, and computer-readable storage medium storing the program May. 20, 2008
7375666 Feedback topology delta-sigma modulator having an AC-coupled feedback path May. 20, 2008
7375664 Systems and methods for providing anti-aliasing in a sample-and-hold circuit May. 20, 2008



 
 
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