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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 366
341/156 Coarse and fine conversions 701
341/157 Intermediate conversion to frequency or number of pulses 233
341/166 Intermediate conversion to time interval 268
341/172 Using charge transfer devices (e.g., charge coupled devices, charge transfer by switched capacitances) 839
341/171 Using magnetic or cryogenic components 32

Patents under this class:

Patent Number Title Of Patent Date Issued
7541961 High speed, low power all CMOS thermometer-to-binary demultiplexer Jun. 2, 2009
7541960 Clock signal generating device and analog-digital conversion device Jun. 2, 2009
7541959 High speed signal processor Jun. 2, 2009
7541958 Error reduction for parallel, time-interleaved analog-to-digital converter Jun. 2, 2009
7541956 Inverter system with variable input gain apparatus and method for the same Jun. 2, 2009
7541955 A/D conversion circuit and optical disk drive Jun. 2, 2009
7541954 Touch control apparatus and analog-to-digital converting apparatus and method thereof Jun. 2, 2009
7541952 Method and apparatus for offset and gain compensation for analog-to-digital converters Jun. 2, 2009
7538710 Device for measuring an electric charge in digitized form May. 26, 2009
7538708 Efficient, selective error reduction for parallel, time-interleaved analog-to-digital converter May. 26, 2009
7538706 Mash modulator and frequency synthesizer using the same May. 26, 2009
7538705 Offset cancellation and reduced source induced 1/f noise of voltage reference by using bit stream from over-sampling analog-to-digital converter May. 26, 2009
7538703 Sigma-delta modulation with minimized noise and fractional-N phase-locked loop including the same May. 26, 2009
7538702 Quantizing circuits with variable parameters May. 26, 2009
7538701 System and method for improving dynamic performance of a circuit May. 26, 2009
7535982 Method and apparatus for adjusting phase of sampling frequency of ADC May. 19, 2009
7535399 Reference voltage shifting technique for optimizing SNR performance in pipeline ADCs with respect to input signal May. 19, 2009
7535398 Correlated double-sampling circuit and cyclic analog-to-digital converter including the same May. 19, 2009
7535391 Analog-to-digital converter having random capacitor assignment and method thereof May. 19, 2009
7535390 Time-interleaved analog-to-digital converter and self-calibration method thereof May. 19, 2009
7535388 Calculation of ADC and DAC errors in LSI chip May. 19, 2009
7532146 Multi-bit pipeline analog-to-digital converter having merged capacitor switching structure May. 12, 2009
7532144 AD converter and radio receiver May. 12, 2009
7532143 Device for detecting voltage and analog-to-digital converter (ADC) using the same May. 12, 2009
7532138 Delta-sigma modulator and DA converter apparatus including delta-sigma modulator changing order of filter May. 12, 2009
7532137 Filter with capacitive forward coupling with a quantizer operating in scanning and conversion phases May. 12, 2009
7532136 Analog to digital converter unit May. 12, 2009
7528760 Class D analog-to-digital converter May. 5, 2009
7528759 Pipelined analog-to-digital converter May. 5, 2009
7528756 Analog-to-digital converter system with increased sampling frequency May. 5, 2009
7528755 Sigma-delta modulator for operating sensors May. 5, 2009
7528753 Codec simultaneously processing multiple analog signals with only one analog-to-digital converter and method thereof May. 5, 2009
7528751 Systems, methods, and apparatuses for a long delay generation technique for spectrum-sensing of cognitive radios May. 5, 2009
7525472 Integration type and converter and device including same Apr. 28, 2009
7525471 Wide-input windowed nonlinear analog-to-digital converter for high-frequency digitally controlled SMPS Apr. 28, 2009
7525470 Phase control for interleaved analog-to-digital conversion for electronic dispersion compensation Apr. 28, 2009
7525469 Pseudo-differential analog front end circuit and image processing device Apr. 28, 2009
7525465 Reconfigurable and adaptive continuous time-sigma delta data converter Apr. 28, 2009
7525464 Sigma-delta modulator with DAC resolution less than ADC resolution Apr. 28, 2009
7525462 Gain control for interleaved analog-to-digital conversion for electronic dispersion compensation Apr. 28, 2009
7525460 Timing loop based on analog to digital converter output and method of use Apr. 28, 2009
7522086 Reference circuits for sampled-data circuits Apr. 21, 2009
7522085 Pipelined analog to digital converter without input sample/hold Apr. 21, 2009
7522084 Cycle time to digital converter Apr. 21, 2009
7522082 Digital-to-analog converter, analog-to-digital converter, and semiconductor device Apr. 21, 2009
7522080 A/D converter, signal processor, and receiving device Apr. 21, 2009
7522079 Sigma-delta modulator with DAC resolution less than ADC resolution and increased tolerance of non-ideal integrators Apr. 21, 2009
7522074 Enhanced control for compression and decompression of sampled signals Apr. 21, 2009
7519513 High bandwidth real time oscilloscope Apr. 14, 2009
7518540 Multi-mode ADC and its application to CMOS image sensors Apr. 14, 2009

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