ClassID:

222410

H03M1/44 - CPC Classification

Classification description:

Analogue/digital conversion; Digital/analogue conversion; Analogue/digital converters; Analogue value compared with reference values sequentially only, e.g. successive approximation type Sequential comparisons in series-connected stages with change in value of analogue signal

Sub-classes:
Recent Application in this class:
#1
20260081615
2026-03-19

WIDE INPUT RANGE AND LOW NOISE COMPARATOR WITH TRIGGER TIMING CONTROL AND/OR GAIN BOOSTING

#2
20250141464
2025-05-01

SYSTEM AND METHOD FOR PERFORMING ADAPTIVE VOLTAGE SCALING (AVS) FOR ANALOG-TO-DIGITAL CONVERTERS (ADCS)

#3
20250096813
2025-03-20

Multi-Bit Voltage-to-Delay Conversion in Data Converter Circuitry

#4
20240243752
2024-07-18

AD CONVERTER DEVICE, SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE, AND DESIGNING METHOD OF AD CONVERTER DEVICE

#5
20240235571
2024-07-11

WIDE INPUT RANGE AND LOW NOISE COMPARATOR WITH TRIGGER TIMING CONTROL AND/OR GAIN BOOSTING

#6
20240137039
2024-04-25

WIDE INPUT RANGE AND LOW NOISE COMPARATOR WITH TRIGGER TIMING CONTROL AND/OR GAIN BOOSTING

#7
20240072820
2024-02-29

Multi-bit voltage-to-delay conversion in data converter circuitry

#8
20230231568
2023-07-20

Homogeneity enforced calibration for pipelined ADC

#9
20230170800
2023-06-01

Low-dropout regulator

#10
20220158649
2022-05-19

Control circuit of pipeline ADC

#11
20220077868
2022-03-10

Analog-to-digital converter with auto-zeroing residue amplification circuit

#12
20210391870
2021-12-16

High-speed digital logic circuit for SAR_ADC and sampling adjustment method

#13
20210278474
2021-09-09

Voltage correction in battery voltage monitors

#14
20210175893
2021-06-10

Analog-to-digital converter using a pipelined memristive neural network

#15
20200366306
2020-11-19

Noise shaping algorithmic analog-to-digital converter

#16
20190165800
2019-05-30

Multiplying DAC of pipelined ADC

#17
20190123759
2019-04-25

Circuit and method for generating reference signals for hybrid analog-to-digital convertors

#18
20190074844
2019-03-07

High-speed, high-resolution, photonic-based analog-to-digital converter

#19
20190028113
2019-01-24

Inbuilt threshold comparator

#20
20190013817
2019-01-10

Double data rate time interpolating quantizer with reduced kickback noise

#21
20180323796
2018-11-08

Circuit and method for generating reference signals for hybrid analog-to-digital convertors

#22
20180248561
2018-08-30

Successive approximation analog-to-digital converter (ADC) with dynamic search algorithm

#23
20180191365
2018-07-05

Analog-to-digital converter

#24
20180167079
2018-06-14

Method of offset calibration in a successive approximation register analog-to-digital converter and a successive approximation register analog-to-digital converter

#25
20180123609
2018-05-03

Circuit and method for generating reference signals for hybrid analog-to-digital convertors

#26
20180054211
2018-02-22

Successive approximation analog-to-digital converter (ADC) with dynamic search algorithm

#27
20170222654
2017-08-03

ASAR ADC circuit and conversion method thereof

#28
20170194982
2017-07-06

System and method for energy efficient time domain signal processing

#29
20170047936
2017-02-16

Diagnostic monitoring for analog-to-digital converters

#30
20160380644
2016-12-29

Telescopic amplifier with improved common mode settling

#31
20160365869
2016-12-15

Successive approximation analog-to-digital converter (ADC) with dynamic search algorithm

#32
20160359498
2016-12-08

Continuous-time analog-to-digital converter

#33
20160329904
2016-11-10

Diagnostic monitoring for analog-to-digital converters

#34
20160218729
2016-07-28

ADC and analog-to-digital converting method

#35
20160072518
2016-03-10

Pipeline ADC and reference load balancing circuit and method to balance reference circuit load

#36
20160065229
2016-03-03

High-speed comparator for analog-to-digital converter

#37
20150365100
2015-12-17

Successive approximation analog-to-digital converter (ADC) with dynamic search algorithm

#38
20150349795
2015-12-03

Common mode sampling mechanism for residue amplifier in switched current pipeline analog-to-digital converters

#39
20150263744
2015-09-17

Dual comparator-based error correction scheme for analog-to-digital converters

#40
20150256193
2015-09-10

Semiconductor integrated circuit device

#41
20150236710
2015-08-20

Analog-to-digital conversion

#42
20150229322
2015-08-13

Passive amplification circuit and analog-digital convertor

#43
20150229320
2015-08-13

Sample hold circuit, A/D converter, calibration method of the sample hold circuit, and circuit

#44
20150084795
2015-03-26

Successive approximation analog-to-digital converter (ADC) with dynamic search algorithm

#45
20150061912
2015-03-05

Analog-to-digital converter and control circuit with a low quiescent current at low load

#46
20150042501
2015-02-12

Continuous-time oversampling pipeline analog-to-digital converter

#47
20150022388
2015-01-22

Device for converting analogue signals into digital signals

#48
20140354458
2014-12-04

SAR analog-to-digital conversion method and SAR analog-to-digital conversion circuit

#49
20140300499
2014-10-09

Successive approximation analog-to-digital converter (ADC) with dynamic search algorithm

#50
20140266847
2014-09-18

Background calibration of ADC reference voltage due to input signal dependency

#51
20140203958
2014-07-24

Passive amplification circuit and analog-digital convertor

#52
20140097897
2014-04-10

OP-AMP sharing technique to remove memory effect in pipelined circuit

#53
20140062738
2014-03-06

Successive equalizer for analog-to-digital converter (ADC) error correction

#54
20130341489
2013-12-26

Solid-state imaging device

#55
20130321185
2013-12-05

Multiplying analog-to-digital converter and pipeline analog-to-digital converter using the same

#56
20130249725
2013-09-26

Configurable hardware-sharing multi-channel ADC

#57
20130207818
2013-08-15

Methods and apparatus for calibrating pipeline analog-to-digital converters having multiple channels

#58
20130145066
2013-06-06

Analog-to-digital converter with early interrupt capability

#59
20130141260
2013-06-06

Pipeline analog-to-digital converter

#60
20130021188
2013-01-24

MULTIPLEXED AMPLIFIER WITH REDUCED GLITCHING

#61
20130015988
2013-01-17

Stochastic analog-to-digital (A/D) converter and method for using the same

#62
20120319879
2012-12-20

Method for modifying the LMS algorithm to reduce the effect of correlated perturbations

#63
20120313668
2012-12-13

Input configuration for analog to digital converter

#64
20120306680
2012-12-06

Current providing system, ADC with the current providing system, and current providing method

#65
20120306673
2012-12-06

Analog-to-digital conversion apparatus and signal processing system

#66
20120286986
2012-11-15

A/D conversion circuit

#67
20120262614
2012-10-18

Missing code redistribution in pipeline analog to digital converter

#68
20120182170
2012-07-19

Pipelined recycling ADC with shared operational amplifier function

#69
20120133439
2012-05-31

Reference voltage buffer and method thereof

#70
20120092203
2012-04-19

Analog to digital converter and signal processing system

#71
20120092199
2012-04-19

Pipelined ADC having a three-level DAC elements

#72
20120062402
2012-03-15

Multiplexed amplifier with reduced glitching

#73
20120056766
2012-03-08

Non-linearity correction that is independent of input common mode, temperature variation, and process variation

#74
20120050081
2012-03-01

Power and area efficient interleaved ADC

#75
20110298642
2011-12-08

CURRENT TRIMMING CIRCUIT AND A/D CONVERTER INCLUDING CURRENT TRIMMING CIRCUIT

#76
20110267211
2011-11-03

ANALOG-DIGITAL CONVERTER AND OPERATING METHOD THEREOF

#77
20110234198
2011-09-29

Differential reference voltage generator

#78
20110193730
2011-08-11

Pipelined A/D converter

#79
20110115536
2011-05-19

ADC having improved sample clock jitter performance

#80
20110095930
2011-04-28

Switched-capacitor pipeline ADC stage

#81
20110081152
2011-04-07

High-Speed Receiver Architecture

#82
20110025536
2011-02-03

Pipeline A/D converter

#83
20110012765
2011-01-20

Comparator for a pipelined analog-to-digital converter and related signal sampling method

#84
20100309038
2010-12-09

ANALOG TO DIGITAL CONVERTER

#85
20100289683
2010-11-18

REFERENCE VOLTAGE GENERATION CIRCUIT, A/D CONVERTER AND D/A CONVERTER

#86
20100225513
2010-09-09

Self-calibrating pipeline ADC and method thereof

#87
20100207795
2010-08-19

Discrete-time circuit

#88
20100182176
2010-07-22

Converter circuit, analog/digital converter, and method for generating digital signals corresponding to analog signals

#89
20100176979
2010-07-15

Analog to digital converter

#90
20100164779
2010-07-01

Charge-domain pipelined charge-redistribution analog-to-digital converter

#91
20100164767
2010-07-01

Digital calibration type analog-to-digital converter and wireless receiver circuit and wireless transceiver circuit using the same

#92
20100156682
2010-06-24

Method for achieving high-speed analog-to-digital conversion without degrading accuracy, and associated apparatus

#93
20100149015
2010-06-17

Fast, efficient reference networks for providing low-impedance reference signals to signal processing systems

#94
20100149010
2010-06-17

Pipelined AD converter

#95
20100134337
2010-06-03

Analog-digital conversion cell and analog-digital converter

#96
20100117883
2010-05-13

Cable gateway using a charge-domain pipeline analog to digital converter

#97
20100103009
2010-04-29

A/D converter and random-noise reducing method for A/D converters

#98
20100103007
2010-04-29

Fast fourier transformation-based analog-to-digital converter calibration system

#99
20100085227
2010-04-08

Stage-resolution scalable opamp-sharing technique for pipelined/cyclic ADC

#100
20100079202
2010-04-01

A/D converter

#101
20100073210
2010-03-25

Pipelined converter systems with enhanced linearity

#102
20100060494
2010-03-11

Analog to Digital Converter

#103
20100039306
2010-02-18

Analog-to-digital converter

#104
20090289821
2009-11-26

PIPELINE ANALOG-TO-DIGITAL CONVERTER HAVING OPERATIONAL AMPLIFIER SHARED BY SAMPLE AND HOLD CIRCUIT AND LEADING MULTIPLYING DIGITAL-TO-ANALOG CONVERTER

#105
20090243907
2009-10-01

Analog-to-digital converter

#106
20090201184
2009-08-13

Analog error correction for a pipelined charge-domain A/D converter

#107
20090189798
2009-07-30

Encoder for a pipelined analog-to-digital converter

#108
20090189796
2009-07-30

Pipelined analog-to-digital converter with calibration of capacitor mismatch and finite gain error

#109
20090185613
2009-07-23

High-speed receiver architecture

#110
20090153386
2009-06-18

Flash converter differential reference ladder auto-zero circuit

#111
20090109073
2009-04-30

Pipelined analog to digital converter without input sample/hold

#112
20090102688
2009-04-23

Multistage analog/digital converter and method for calibrating said converter

#113
20090096647
2009-04-16

Analog-to-digital converter

#114
20090091482
2009-04-09

Digital calibration type analog-to-digital converter and wireless receiver circuit and wireless transceiver circuit using the same

#115
20090055127
2009-02-26

METHOD FOR GAIN ERROR ESTIMATION FOR AN ANALOG-TO-DIGITAL CONVERTER

#116
20090033530
2009-02-05

Method of controlling pipeline analog-to-digital converter and pipeline analog-to-digital converter implementing the same

#117
20090027245
2009-01-29

Method of gain error calibration in a pipelined analog-to-digital converter or a cyclic analog-to-digital converter

#118
20090015455
2009-01-15

Analog-to-digital converter, method of controlling the same, and wireless transceiver circuit

#119
20080297393
2008-12-04

Low power 10 Gigabit Ethernet interface

#120
20080297383
2008-12-04

Calibrating an analog component using digital feedback information

#121
20080246646
2008-10-09

Charge-domain pipelined analog-to-digital converter

#122
20080240325
2008-10-02

High-speed receiver architecture

#123
20080218396
2008-09-11

Charge-domain pipelined charge-redistribution analog-to-digital converter

#124
20080205581
2008-08-28

Common-mode charge control in a pipelined charge-domain signal-processing circuit

#125
20080204298
2008-08-28

AD converter and radio receiver

#126
20080198058
2008-08-21

Pipelined converter

#127
20080198057
2008-08-21

Analog-to-digital converting circuit

#128
20080174466
2008-07-24

Analog error correction for a pipelined charge-domain A/D converter

#129
20080135727
2008-06-12

Photo-detector filter having a cascaded low noise amplifier

#130
20080128591
2008-06-05

Intensity detector circuitry using a cascade of gain elements

#131
20080106446
2008-05-08

Self-calibrating pipeline analog-to-digital converter and method of calibrating a pipeline analog-to-digital converter

#132
20080074301
2008-03-27

A/D conversion circuit and optical disk drive

#133
20080055127
2008-03-06

Multi-channel pipelined signal converter

#134
20080042889
2008-02-21

Method and apparatus for decreasing layout area in a pipelined analog-to-digital converter

#135
20080036639
2008-02-14

Reference voltage generation circuit and pipe line analog-to-digital converter using the same

#136
20070290914
2007-12-20

A/D converter

#137
20070229339
2007-10-04

Analog-to-digital converter circuit and signal processing circuit

#138
20070194971
2007-08-23

AD converter and radio receiver

#139
20070176814
2007-08-02

Analog-to-digital converter using lookahead pipelined architecture and open-loop residue amplifiers

#140
20070159374
2007-07-12

Pipeline analog-to-digital converter capable of sharing comparators

#141
20070133719
2007-06-14

High-speed receiver architecture

#142
20070085724
2007-04-19

Correcting charge transfer inefficiency in a charge coupled analog to digital converter

#143
20070085580
2007-04-19

Generating multiple delayed signals of different phases from a reference signal using delay locked loop (DLL)

#144
20070008207
2007-01-11

Analog to digital converter calibration via synchronous demodulation

#145
20060222128
2006-10-05

Method and system for providing a digital signal representing an analog signal

#146
20060187107
2006-08-24

Multiple input analog-to-digital conversion apparatus and radio receiver using the same

#147
20060187104
2006-08-24

Method for converting an analog input signal, and analog-to-digital converter

#148
20060187100
2006-08-24

Multiple input analog-to-digital conversion apparatus and radio receiver using the same

#149
20060183456
2006-08-17

Semiconductor device, radio terminal device, and radio communication equipment

#150
20060125677
2006-06-15

Charge-domain A/D converter employing multiple pipelines for improved precision

#151
20060108512
2006-05-25

Intensity detector circuitry having plural gain elements in a cascade with plural threshold values

#152
20060033652
2006-02-16

Current control method and application thereof

#153
20060022861
2006-02-02

Semiconductor integrated circuit for communication including analog-to-digital conversion circuit

#154
20060022854
2006-02-02

Method and apparatus for operating correlator of an ADC circuit

#155
20060012503
2006-01-19

Analog/digital converter for microwave frequencies

#156
20060007031
2006-01-12

Charge-domain A/D converter employing multiple pipelines for improved precision

#157
20050280565
2005-12-22

Analog to digital converter calibration via synchronous demodulation

#158
20050275578
2005-12-15

Method and apparatus for an ADC circuit with wider input signal swing

#159
20050270217
2005-12-08

Variable accuracy pipeline ADC for WLAN communications devices

#160
20050233718
2005-10-20

Pipelined analog to digital converter

#161
20050225462
2005-10-13

Pipeline ADC calibrating method and apparatus thereof

#162
20050219101
2005-10-06

Multiple input analog-to-digital conversion apparatus and radio receiver using the same

#163
20050206545
2005-09-22

Holding method, analog to digital converting method, signal observing method, holding apparatus, analog to digital converting apparatus, and signal observing apparatus

#164
20050190095
2005-09-01

Analog/digital converting device

#165
20050189475
2005-09-01

Intensity detector circuitry

#166
20050162301
2005-07-28

Semiconductor integrated circuit

#167
20050162300
2005-07-28

Cascade A/D converter

#168
20050162295
2005-07-28

Analog-to-digital converter comprising a sigma-delta modulator

#169
20050134489
2005-06-23

Analog-to-digital converter circuitry having a cascade

#170
20050116846
2005-06-02

A/D converter with minimized transfer error

#171
20050062635
2005-03-24

Pipeline analog to digital converter

#172
18020085
2025-02-25

Comparator and analog-to-digital converter

#173
16990410
2021-11-16

Analog-to-digital converter with auto-zeroing residue amplification circuit

#174
16545058
2020-09-01

Dithering and calibration technique in multi-stage ADC

#175
15441075
2017-10-31

Amplifier circuit

#176
14696482
2015-11-17

Analog-to-digital converter with controlled error calibration