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Class Information
Number: 341/163
Name: Coded data generation or conversion > Analog to or from digital conversion > Analog to digital conversion > Analog input compared with static reference > Recirculating
Description: Subject matter wherein the analog signal is compared with a fixed reference signal and, depending on their relative magnitudes, either the analog signal itself or the difference between the analog signal and the reference signal is amplified and fed back for comparison with the same reference value.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7623056 |
Photoelectric conversion apparatus |
Nov. 24, 2009 |
| 7609184 |
D-A convert apparatus and A-D convert apparatus |
Oct. 27, 2009 |
| 7605741 |
Digitally corrected SAR converter including a correction DAC |
Oct. 20, 2009 |
| 7595748 |
Method of gain error calibration in a pipelined analog-to-digital converter or a cyclic analog-to-digital converter |
Sep. 29, 2009 |
| 7589659 |
Successive approximation analog to digital converter |
Sep. 15, 2009 |
| 7579975 |
DAC architecture for an ADC pipeline |
Aug. 25, 2009 |
| 7576678 |
Successive approximation analog/digital converter and associated integrated component and conversion method |
Aug. 18, 2009 |
| 7495596 |
Multi-channel pipelined signal converter |
Feb. 24, 2009 |
| 7486218 |
Cyclic analog-to-digital converter |
Feb. 3, 2009 |
| 7474238 |
Analog-to-digital converter |
Jan. 6, 2009 |
| 7443333 |
Single stage cyclic analog to digital converter with variable resolution |
Oct. 28, 2008 |
| 7439898 |
Parallel digital processing for reducing delay in SAR ADC logic |
Oct. 21, 2008 |
| 7432844 |
Differential input successive approximation analog to digital converter with common mode rejection |
Oct. 7, 2008 |
| 7414562 |
Analog-to-digital conversion using asynchronous current-mode cyclic comparison |
Aug. 19, 2008 |
| 7391354 |
Semiconductor integrated circuit |
Jun. 24, 2008 |
| 7385547 |
Minimized differential SAR-type column-wide ADC for CMOS image sensors |
Jun. 10, 2008 |
| 7382302 |
A/D converter with voltage generation circuits |
Jun. 3, 2008 |
| 7382308 |
Reference buffer using current mirrors and source followers to generate reference voltages |
Jun. 3, 2008 |
| 7372389 |
Analogue to digital converter, and method of analogue to digital conversion |
May. 13, 2008 |
| 7342530 |
Successive approximation analog/digital converter |
Mar. 11, 2008 |
| 7336214 |
Analog to digital converter circuit with offset reduction and image sensor using the same |
Feb. 26, 2008 |
| 7330145 |
Dual residue pipelined analog-to-digital converter |
Feb. 12, 2008 |
| 7330146 |
Minimized SAR-type column-wide ADC for image sensors |
Feb. 12, 2008 |
| 7321329 |
Analog-to-digital converter and semiconductor device |
Jan. 22, 2008 |
| 7271758 |
Gain adjust for SAR ADC |
Sep. 18, 2007 |
| 7265706 |
Minimized SAR-type column-wide ADC for image sensors |
Sep. 4, 2007 |
| 7265707 |
Successive approximation type A/D converter |
Sep. 4, 2007 |
| 7259708 |
Cyclic pipeline analog to digital converter with enhanced accuracy |
Aug. 21, 2007 |
| 7250896 |
Method for pipelining analog-to-digital conversion and a pipelining analog-to-digital converter with successive approximation |
Jul. 31, 2007 |
| 7248199 |
Analog-to-digital converter |
Jul. 24, 2007 |
| 7239255 |
Correcting charge transfer inefficiency in a charge coupled analog to digital converter |
Jul. 3, 2007 |
| 7233276 |
Pipelined analog to digital converter with capacitor mismatch compensation |
Jun. 19, 2007 |
| 7230560 |
Image compression and decompression |
Jun. 12, 2007 |
| 7218259 |
Analog-to-digital converter with signal-to-noise ratio enhancement |
May. 15, 2007 |
| 7212143 |
Circuit for selectively analog signals into digital codes |
May. 1, 2007 |
| 7209069 |
Successive approximation analog-to-digital converter with current steered digital-to-analog converter |
Apr. 24, 2007 |
| 7205921 |
Hybrid analog-to-digital converter |
Apr. 17, 2007 |
| 7199745 |
Successive approximation A/D converter provided with a sample-hold amplifier |
Apr. 3, 2007 |
| 7187319 |
Bulk-compensated sampling network for wide range of signals |
Mar. 6, 2007 |
| 7173557 |
Analog/digital converter |
Feb. 6, 2007 |
| 7158070 |
Analog-to-digital converter capable of performing self-test |
Jan. 2, 2007 |
| 7151475 |
Minimized differential SAR-type column-wide ADC for CMOS image sensors |
Dec. 19, 2006 |
| 7129882 |
Successive approximation ad converter having pulse noise suppression |
Oct. 31, 2006 |
| 7119730 |
Analog-to-digital converter for programmable logic |
Oct. 10, 2006 |
| 7106237 |
Low consumption and low noise analog-digital converter of the SAR type and method of employing it |
Sep. 12, 2006 |
| 7106240 |
Analogue to digital converter |
Sep. 12, 2006 |
| 7102560 |
Analog to digital converter having an input switching network responsive to a digital output signal |
Sep. 5, 2006 |
| 7095352 |
Analog-to-digital converter including a plurality of amplifier circuits |
Aug. 22, 2006 |
| 7084803 |
Analog-digital conversion method and analog-digital converter |
Aug. 1, 2006 |
| 7053810 |
Successive approximation analog/digital converter with reduced chip area |
May. 30, 2006 |
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