ClassID:

222435

H03M1/661 - CPC Classification

Classification description:

Analogue/digital conversion; Digital/analogue conversion; Digital/analogue converters Improving the reconstruction of the analogue output signal beyond the resolution of the digital input signal, e.g. by interpolation, by curve-fitting, by smoothing

Recent Application in this class:
#1
20250279788
2025-09-04

Window-Integrated Charge-Mode Digital-to-Analog Converter for Arbitrary Waveform Generator

#2
20250219654
2025-07-03

PHASE INTERPOLATOR AND MEMORY DEVICE INCLUDING THE SAME

#3
20240388305
2024-11-21

Systems, methods, and devices for data converter management

#4
20230412189
2023-12-21

Digital-to-analog converter with static alternating fill order systems and methods

#5
20230412187
2023-12-21

Digitally enhanced digital-to-analog converter resolution

#6
20230403025
2023-12-14

DIGITAL-TO-ANALOG CONVERTER CLOCK TRACKING SYSTEMS AND METHODS

#7
20230387937
2023-11-30

Digital-to-analog conversion device and operation method thereof

#8
20230238980
2023-07-27

Digital-to-analog converter with cascaded least significant bit (LSB) interpolator circuit

#9
20230208411
2023-06-29

Hybrid phase-interpolator

#10
20230205149
2023-06-29

Method and Apparatus for M-Level Control and Digital-To-Analog Conversion

#11
20230170916
2023-06-01

Dynamic control for a quantum computer

#12
20230054368
2023-02-23

Window-integrated charge-mode digital-to-analog converter for arbitrary waveform generator

#13
20220200621
2022-06-23

Method of Vernier digital-to-analog conversion

#14
20200366305
2020-11-19

Digital-to-analog converter (DAC) with common-mode correction

#15
20200304138
2020-09-24

Segmented digital-to-analog converter

#16
20200287560
2020-09-10

Digital resolution enhancement for high speed digital-to-analog converters

#17
20200212923
2020-07-02

Digital signal processing waveform synthesis for fixed sample rate signal sources

#18
20200044662
2020-02-06

Method for processing a measured-value signal determined in an analog manner, a resolver system for implementing the method and a method for determining an output current of a converter

#19
20190356306
2019-11-21

Apparatus and method for interpolating between a first and a second signal

#20
20190238152
2019-08-01

Apparatuses and methods for sample rate conversion

#21
20190181879
2019-06-13

Segmented digital-to-analog converter

#22
20180331691
2018-11-15

Variable step switched capacitor based digital to analog converter incorporating higher order interpolation

#23
20180167081
2018-06-14

Digital to analogue conversion

#24
20170317687
2017-11-02

Method for processing a measured-value signal determined in an analog manner, a resolver system for implementing the method and a method for determining an output current of a converter

#25
20170207795
2017-07-20

Digital to analog converter with passive reconstruction filter

#26
20170207747
2017-07-20

Oscillator with pulse-edge tuning

#27
20170178731
2017-06-22

High performance digital to analog converter

#28
20170170832
2017-06-15

D/A converter, circuit device, oscillator, electronic apparatus and moving object

#29
20170077944
2017-03-16

Conversion of a discrete-time quantized signal into a continuous-time, continuously variable signal

#30
20170019122
2017-01-19

Digital-to-analog converter

#31
20160314841
2016-10-27

High performance digital to analog converter

#32
20160226509
2016-08-04

Distributed combiner for parallel discrete-to-linear converters

#33
20160182072
2016-06-23

Noise-shaping circuit, digital-to-time converter, analog-to-digital converter, digital-to-analog converter frequency synthesizer, transmitter, receiver, transceiver, method for shaping noise in an input signal

#34
20160149584
2016-05-26

Interpolator systems and methods

#35
20160087614
2016-03-24

System for generating an analogue signal

#36
20160065233
2016-03-03

Digital-to-analog converter with switching elements controlled by a microcontroller

#37
20160065178
2016-03-03

Devices and methods for pulse-width modulation

#38
20160056832
2016-02-25

Digital-to-analog converter (DAC), method for operating a DAC and transceiver circuit

#39
20160006451
2016-01-07

Multi-stage digital-to-analog converter

#40
20150263758
2015-09-17

High performance digital to analog converter

#41
20150229323
2015-08-13

Multi-stage digital-to-analog converter

#42
20150171886
2015-06-18

System and method for cascaded PWM digital-to-analog converter with hybrid DAC interface

#43
20150162934
2015-06-11

Digital to-analog conversion apparatuses and methods

#44
20150061911
2015-03-05

Conversion of a discrete time quantized signal into a continuous time, continuously variable signal

#45
20150015176
2015-01-15

Digital-to-analog sinusoidal driver apparatus, systems and methods

#46
20140197973
2014-07-17

Digital to analog converter with current steering source for reduced glitch energy error

#47
20140191892
2014-07-10

Digital analog converter

#48
20140062745
2014-03-06

System and method for a high resolution digital input class D amplifier with feedback

#49
20140002433
2014-01-02

Voltage interpolating circuit

#50
20130342520
2013-12-26

Digital to-analog-conversion circuit and data driver for display device

#51
20130249724
2013-09-26

Digital-to-analog converter resolution enhancement using circular buffer

#52
20130234873
2013-09-12

Low complexity high-speed multi-DAC system

#53
20130207823
2013-08-15

Multi-phased digital-to-analog converters for interpolation

#54
20120194373
2012-08-02

Device and method for driving digital-to-analog converter

#55
20120166118
2012-06-28

Method for processing a measured-value signal determined in an analog manner, a resolver system for implementing the method and a method for determining an output current of a converter

#56
20110241917
2011-10-06

Method and apparatus for signal reconstruction from saturated measurements

#57
20110148945
2011-06-23

D/A CONVERTER CIRCUIT AND ITS VOLTAGE SUPPLY CONTROL METHOD

#58
20110044380
2011-02-24

Dynamically changing a transmitter sampling frequency for a digital-to-analog converter (DAC) to reduce interference from DAC images

#59
20110012692
2011-01-20

Current-input current-output reconfigurable passive reconstruction filter

#60
20100207791
2010-08-19

SAR ADC and method with INL compensation

#61
20100183066
2010-07-22

Digital to time converter and digital to time converting method

#62
20100127909
2010-05-27

Method and apparatus for generating an analog signal having a pre-determined pattern

#63
20100097253
2010-04-22

Low power linear interpolation digital-to-analog conversion

#64
20100045375
2010-02-25

Device for the low-distortion transformation, particularly amplification of signals

#65
20090295767
2009-12-03

Digital-to-analog converting circuit, data driver and display device

#66
20090291648
2009-11-26

Methods and apparatus for reconstructing amplitude modulation signals in polar modulation transmitters

#67
20090267820
2009-10-29

Analog-digital conversion circuit, timing signal generating circuit, and control device

#68
20090213051
2009-08-27

Digital-to-analog converting circuit, data driver and display device

#69
20090206930
2009-08-20

Amplifier circuit with voltage interpolation function

#70
20090167583
2009-07-02

Interpolation digital-to-analog converter

#71
20090109077
2009-04-30

Digital-to-analog converter circuit, data driver and display device

#72
20090075595
2009-03-19

High-speed system having compensation for distortion in a digital-to-analog converter

#73
20080296473
2008-12-04

Voltage generator, analog-to-digital converter, and image sensor system

#74
20080288094
2008-11-20

Adaptive interpolation in upsampled audio signal based on frequency of polarity reversals

#75
20080278200
2008-11-13

Current weighted voltage interpolation buffer

#76
20080267268
2008-10-30

Method of Converting a Digital Bb (Baseband) Signal Into an Analog (Intermediate-Frequency) Signal

#77
20080266153
2008-10-30

High resolution digital analog conversion circuit

#78
20080258958
2008-10-23

Signal processing device and method, signal processing program, and recording medium where the program is recorded

#79
20080258955
2008-10-23

Signal processing device and method, signal processing program, and recording medium where the program is recorded

#80
20080231485
2008-09-25

Systems and methods for improving data converters

#81
20080207160
2008-08-28

Discrete signal processing device and processing method

#82
20080068244
2008-03-20

Discrete synthesis using staggered Nyquist regions avoids guard band induced holes near a Nyquist limit

#83
20080048899
2008-02-28

System and method for generating a pulse width modulated signal having variable duty cycle resolution

#84
20070285295
2007-12-13

Signal processing device and method, signal processing program, and recording medium where the program is recorded

#85
20070236378
2007-10-11

Enhancing signal to noise ratio of an interpolated signal

#86
20070001888
2007-01-04

Multi-channel digital/analog converter arrangement

#87
20060214900
2006-09-28

Digital-to-analog converting circuit and display device using same

#88
20060113981
2006-06-01

System and method for providing digital pulse width modulation

#89
20050270006
2005-12-08

System and method for providing digital pulse width modulation

#90
20050083026
2005-04-21

System and method for providing digital pulse width modulation

#91
20050062631
2005-03-24

Low distortion digital to analog converter and digital signal synthesizer systems

#92
17525407
2023-01-31

Method and apparatus for enhancing dynamic range in a digital-to-analog conversion circuit

#93
17085520
2021-11-09

Digitally enhanced digital-to-analog converter resolution

#94
17029918
2022-07-19

RF DAC with improved HD2 and cross-talk performance by shadow switching in bleeder path

#95
16417455
2020-06-16

Digital RF-DAC

#96
16414327
2020-08-18

Programmable polar and cartesian radio frequency digital to analog converter

#97
16233450
2020-03-24

CDAC (capacitive DAC (digital-to-analog converter)) unit cell for multiphase RFDAC (radio frequency DAC)

#98
16181623
2019-05-14

Piezoelectric magnetic digital to analog converter

#99
15720036
2018-03-27

System and method for providing an output signal without or with reduced jitter based upon an input signal notwithstanding phase changes in a clock signal

#100
15668088
2018-09-11

Multiple string, multiple output digital to analog converter

#101
15004683
2017-01-31

CMOS global interconnect using multi-voltage(or current)-levels

#102
14751131
2016-05-03

Method and apparatus for encoding digital data into an oversampling digital to analog converter

#103
14697574
2016-03-01

Conversion of a discrete-time quantized signal into a continuous-time, continuously variable signal

#104
14541584
2015-09-08

System and method of digital-to-analog signal conversion