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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:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7557741 |
Overload detection unit with signal strength indicator to indicate an overload condition |
Jul. 7, 2009 |
| 7554480 |
Analog/digital converter, illuminance sensor, illumination device, and electronic device |
Jun. 30, 2009 |
| 7554478 |
Single slope analog to digital converter using hysteresis property and analog to digital converting method |
Jun. 30, 2009 |
| 7554476 |
Ad conversion method, apparatus thereof, solid-state imaging device, driving method thereof, and imaging apparatus |
Jun. 30, 2009 |
| 7554474 |
Feedforward sigma-delta ad converter with an optimized built-in filter function |
Jun. 30, 2009 |
| 7554473 |
Control system using a nonlinear delta-sigma modulator with nonlinear process modeling |
Jun. 30, 2009 |
| 7554470 |
Self-calibrating pipeline analog-to-digital converter and method of calibrating a pipeline analog-to-digital converter |
Jun. 30, 2009 |
| 7551666 |
Wireless communications system and wireless digital receiver for use therein |
Jun. 23, 2009 |
| 7551116 |
Semiconductor integrated circuit performing a voltage comparison and preventing deterioration of a voltage comparison accuracy |
Jun. 23, 2009 |
| 7551115 |
Systems and methods for pipelined analog to digital conversion |
Jun. 23, 2009 |
| 7551109 |
Method, system and apparatus for dual mode operation of a converter |
Jun. 23, 2009 |
| 7551108 |
Inverter system with input signal-processing apparatus and method for the same |
Jun. 23, 2009 |
| 7548179 |
MASH sigma delta modulator |
Jun. 16, 2009 |
| 7548178 |
Method and apparatus for ADC size and performance optimization |
Jun. 16, 2009 |
| 7545306 |
Directly sampling radio frequency signals |
Jun. 9, 2009 |
| 7545303 |
Sigma-delta difference-of-squares RMS-to-DC converter with forward and feedback paths signal squaring |
Jun. 9, 2009 |
| 7545302 |
Sigma-delta difference-of-squares RMS-to-DC converter with forward path multiplier |
Jun. 9, 2009 |
| 7545301 |
Multi-bit delta-sigma modulator |
Jun. 9, 2009 |
| 7545300 |
Column-parallel sigma-delta analog-to-digital conversion with gain and offset control |
Jun. 9, 2009 |
| 7545299 |
Analog front end device |
Jun. 9, 2009 |
| 7545294 |
Method for operating a digital sensor |
Jun. 9, 2009 |
| 7541966 |
Apparatus and method for demodulating a modulated signal |
Jun. 2, 2009 |
| 7541963 |
Variable quantization ADC for image sensors |
Jun. 2, 2009 |
| 7541962 |
Pipelined analog-to-digital converters |
Jun. 2, 2009 |
| 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 |
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