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Class Information
Number: 341/162
Name: Coded data generation or conversion > Analog to or from digital conversion > Analog to digital conversion > Analog input compared with static reference > Serial conversions with change in signal
Description: Subject matter where the conversion occurs as a result of sequential comparisons made in serially connected stages and during which the particular analog value being converted is changed.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7408496 |
Method, apparatus and system sharing an operational amplifier between two stages of pipelined ADC and/or two channels of signal processing circuitry |
Aug. 5, 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 |
| 7375672 |
Analog-to-digital conversion method, analog-to-digital converter, semiconductor device for detecting distribution of physical quantity, and electronic apparatus |
May. 20, 2008 |
| 7372389 |
Analogue to digital converter, and method of analogue to digital conversion |
May. 13, 2008 |
| 7345615 |
Cyclic multi-bit A/D conversion array and image sensor |
Mar. 18, 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 |
| 7289055 |
Analog-digital converter with gain adjustment for high-speed operation |
Oct. 30, 2007 |
| 7286074 |
Semiconductor integrated circuit for communication including analog-to-digital conversion circuit |
Oct. 23, 2007 |
| 7271758 |
Gain adjust for SAR ADC |
Sep. 18, 2007 |
| 7265704 |
Domino analog to digital conversion architecture |
Sep. 4, 2007 |
| 7265705 |
Opamp and capacitor sharing scheme for low-power pipeline ADC |
Sep. 4, 2007 |
| 7248198 |
Reference voltage driving circuit and pipelined analog to digital converter including same |
Jul. 24, 2007 |
| 7233275 |
Analog-to-digital converter with input signal range greater than supply voltage and extended dynamic range |
Jun. 19, 2007 |
| 7224306 |
Analog-to-digital converter in which settling time of amplifier circuit is reduced |
May. 29, 2007 |
| 7218264 |
Asynchronous analog to digital converter |
May. 15, 2007 |
| 7212143 |
Circuit for selectively analog signals into digital codes |
May. 1, 2007 |
| 7181635 |
Method for placing a device in a selected mode of operation |
Feb. 20, 2007 |
| 7170438 |
Decision feedback equalizer with bi-directional mode and lookup table |
Jan. 30, 2007 |
| 7148834 |
Analog/digital converter and method for operating an analog/digital converter |
Dec. 12, 2006 |
| 7148831 |
Variable quantization ADC for image sensors |
Dec. 12, 2006 |
| 7148833 |
Sharing operational amplifier between two stages of pipelined ADC and/or two channels of signal processing circuitry |
Dec. 12, 2006 |
| 7129881 |
Pipeline analog to digital converter |
Oct. 31, 2006 |
| 7126523 |
Reducing errors and power consumption in a multi-stage analog to digital converter (ADC) using amplifier sharing techniques |
Oct. 24, 2006 |
| 7098834 |
Multi-mode analog to digital converter |
Aug. 29, 2006 |
| 7095352 |
Analog-to-digital converter including a plurality of amplifier circuits |
Aug. 22, 2006 |
| 7084804 |
Background calibration of pipelined ADCs using flow control |
Aug. 1, 2006 |
| 7084803 |
Analog-digital conversion method and analog-digital converter |
Aug. 1, 2006 |
| 7042373 |
Error measuring method for digitally self-calibrating pipeline ADC and apparatus thereof |
May. 9, 2006 |
| 7034736 |
Processing systems and methods that reduce even-order harmonic energy |
Apr. 25, 2006 |
| 7026972 |
A/D converter |
Apr. 11, 2006 |
| 7023373 |
Multi-stage ADC with shared amplifier and reference voltage selection |
Apr. 4, 2006 |
| 7015854 |
Charge-domain A/D converter employing multiple pipelines for improved precision |
Mar. 21, 2006 |
| 7002507 |
Pipelined and cyclic analog-to-digital converters |
Feb. 21, 2006 |
| 6999020 |
Semiconductor integrated circuit |
Feb. 14, 2006 |
| 6977606 |
Pipelined analog-to-digital converter |
Dec. 20, 2005 |
| 6972707 |
Sub-ranging pipelined charge-domain analog-to-digital converter with improved resolution and reduced power consumption |
Dec. 6, 2005 |
| 6967611 |
Optimized reference voltage generation using switched capacitor scaling for data converters |
Nov. 22, 2005 |
| 6963300 |
Pipeline analog-to-digital converter |
Nov. 8, 2005 |
| 6958724 |
Method and circuit for conforming an analog actual signal to a digital desired signal |
Oct. 25, 2005 |
| 6940444 |
Domino asynchronous successive approximation ADC |
Sep. 6, 2005 |
| 6933876 |
Pipelined analog to digital converter |
Aug. 23, 2005 |
| 6909392 |
Analog to digital converter using multiple staggered successive approximation cells |
Jun. 21, 2005 |
| 6900749 |
Analog-to-digital conversion circuit |
May. 31, 2005 |
| 6850180 |
Asynchronous self-timed analog-to-digital converter |
Feb. 1, 2005 |
| 6819280 |
Readout of array-based analog data in semiconductor-based devices |
Nov. 16, 2004 |
| 6717542 |
Analog to digital converter |
Apr. 6, 2004 |
| 6714152 |
Pipelined analog-to-digital converter |
Mar. 30, 2004 |
| 6707410 |
Digital pixel sensor with a dynamic comparator having reduced threshold voltage sensitivity |
Mar. 16, 2004 |
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