ClassID:

222320

H03M1/1057 - CPC Classification

Classification description:

Analogue/digital conversion; Digital/analogue conversion; Calibration or testing; Calibration over the full range of the converter, e.g. for correcting differential non-linearity by trimming, i.e. by individually adjusting at least part of the quantisation value generators or stages to their nominal values

Sub-classes:
Recent Application in this class:
#1
20250211244
2025-06-26

TRIMMING PROCEDURE AND CODE REUSE FOR HIGHLY PRECISE DC-DC CONVERTERS

#2
20250141459
2025-05-01

CONFIGURABLE DIGITAL-TO-ANALOG CONVERTER CALIBRATION

#3
20240223202
2024-07-04

Method for calibrating analog-to-digital converter

#4
20240154515
2024-05-09

Trimming procedure and code reuse for highly precise DC-DC converters

#5
20240128978
2024-04-18

METHODS AND SYSTEMS FOR LOW NOISE OPERATION OF ANALOG IN MEMORY COMPUTE MAC ARRAYS

#6
20240072817
2024-02-29

Methods and apparatus to reduce inter-stage gain errors in analog-to-digital converters

#7
20240007117
2024-01-04

METHOD AND SYSTEM FOR DIGITAL BACKGROUND OFFSET CORRECTION OF A COMPARATOR IN AN ANALOG-TO-DIGITAL CONVERTER

#8
20230238973
2023-07-27

Digital-to-analog converter with digitally controlled trim

#9
20230238972
2023-07-27

Digital-to-analog converter with digitally controlled trim

#10
20230155599
2023-05-18

Multi-channel interleaved analog-to-digital converter (ADC) using overlapping multi-phase clocks with SAR-searched input-clock delay adjustments and background offset and gain correction

#11
20230066987
2023-03-02

Self calibrating digital-to-analog converter

#12
20220271772
2022-08-25

Digital-to-analog conversion circuit

#13
20220271764
2022-08-25

Differential voltage-to-delay converter with improved CMRR

#14
20210297086
2021-09-23

Semiconductor integrated circuit and receiver

#15
20200287562
2020-09-10

Low noise quantized feedback configuration

#16
20200127675
2020-04-23

SOC baseband chip and mismatch calibration circuit for a current steering digital-to-analog converter thereof

#17
20200007146
2020-01-02

Low noise quantized feedback configuration

#18
20190361087
2019-11-28

Differential circuit calibration apparatus and method

#19
20190238149
2019-08-01

Phase adjustment for interleaved analog to digital converters

#20
20190097645
2019-03-28

Analog to digital conversion apparatus and analog to digital converter calibration method of the same

#21
20180323798
2018-11-08

Digital-to-analog converter (DAC) termination

#22
20180226984
2018-08-09

Time-based delay line analog to digital converter

#23
20180198461
2018-07-12

Time-based delay line analog-to-digital converter with variable resolution

#24
20180183453
2018-06-28

Microcontroller with digital delay line analog-to-digital converters and digital comparators

#25
20160173114
2016-06-16

A/D converter and A/D converter calibrating method

#26
20160072517
2016-03-10

Method and device for auto-calibration of ADC

#27
20160006447
2016-01-07

Estimation of imperfections of a time-interleaved analog-to-digital converter

#28
20150372689
2015-12-24

Threshold correction method for multi-voltage threshold sampling digitization device

#29
20150318863
2015-11-05

Residual error sampling and correction circuits in INL DAC calibrations

#30
20150303933
2015-10-22

Method of calibrating a thermometer-code SAR A/D converter and thermometer-code SAR-A/D converter implementing said method

#31
20150229320
2015-08-13

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

#32
20140152485
2014-06-05

Symbol decoder, threshold estimation and correlation systems and methods

#33
20140070970
2014-03-13

ADC calibration

#34
20130307712
2013-11-21

Calibrating timing, gain and bandwidth mismatch in interleaved ADCs using injection of random pulses

#35
20130120174
2013-05-16

Correlation-based background calibration for reducing inter-stage gain error and non-linearity in pipelined analog-to-digital converters

#36
20130038478
2013-02-14

Systems, devices and methods for capacitor mismatch error averaging in pipeline analog-to-digital converters

#37
20130038477
2013-02-14

Capacitor mismatch error correction in pipeline analog-to-digital converters

#38
20120306671
2012-12-06

Measurement method and apparatus for ADC calibration

#39
20120274492
2012-11-01

Method for improving the performance of the summing-node sampling calibration algorithm

#40
20120262318
2012-10-18

System and method for background calibration of time interleaved analog to digital converters

#41
20120133536
2012-05-31

Sigma delta modulator including digital to analog coverter (DAC) calibration

#42
20120112939
2012-05-10

PIPELINE AD CONVERTER AND METHOD OF CORRECTING OUTPUT FROM THE CONVERTER

#43
20110285453
2011-11-24

Compensation of nonlinearity of single ended digital to analog converters

#44
20110199244
2011-08-18

Pipelined ADC calibration

#45
20110037631
2011-02-17

DAC calibration

#46
20110006933
2011-01-13

Time-interleaved analog-to-digital converter

#47
20100289680
2010-11-18

Self-calibrated current source and DAC using the same and operation method thereof

#48
20100164766
2010-07-01

DAC variation-tracking calibration

#49
20090243902
2009-10-01

Switched-capacitor circuit

#50
20090219010
2009-09-03

Calibrating signals by time adjustment

#51
20090189796
2009-07-30

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

#52
20090160690
2009-06-25

D/A CONVERTER CIRCUIT, INTEGRATED CIRCUIT DEVICE, AND ELECTRONIC APPARATUS

#53
20090058458
2009-03-05

Digital-to-analog converting circuit and apparatus for on-die termination using the same

#54
20080111726
2008-05-15

Circuit and method for generating a set of intermediate voltages

#55
20070210946
2007-09-13

Apparatus for error compensation of self calibrating current source

#56
20060232458
2006-10-19

Network with multiple adjustment elements and sensitivities, and digital-to-analog converter implementing same

#57
20060232455
2006-10-19

Method for calibrating a digital/analog converter and digital/analog converter

#58
20060158360
2006-07-20

Digital to analog converter

#59
20060120163
2006-06-08

Current mirror with programmable floating gate

#60
20060119500
2006-06-08

Digital-to-analog converter with programmable floating gate

#61
20060119499
2006-06-08

Analog-to-digital converter with programmable floating gate

#62
20060061500
2006-03-23

Digital-to-analog converter structures

#63
20050231241
2005-10-20

Current driver

#64
20050168370
2005-08-04

Reprogrammable distributed reference ladder for analog-to-digital converters

#65
20050128118
2005-06-16

DNL/INL trim techniques for comparator based analog to digital converters

#66
20050104617
2005-05-19

Analog value adjustment circuit, display driver circuit, and method of adjusting analog value

#67
20050093725
2005-05-05

Sigma-delta conversion with analog, nonvolatile trimmed quantized feedback

#68
20050030216
2005-02-10

Resistive ladder, summing node circuit, and trimming method for a subranging analog to digital converter

#69
16287711
2020-05-26

Power supply telemetry self-calibration

#70
16212378
2020-03-31

Inter-stage gain calibration in double conversion analog-to-digital converter

#71
15684737
2018-09-04

Multiplexer circuit for a digital to analog converter

#72
15199257
2017-07-04

Time signal conversion using dual time-based digital-to-analog converters

#73
14719931
2016-03-01

Trim-matched segmented digital-to-analog converter apparatus, systems and methods