ClassID:

222499

H03M3/372 - CPC Classification

Classification description:

Conversion of analogue values to or from differential modulation; Delta-sigma modulation; Continuously compensating for, or preventing, undesired influence of physical parameters of noise other than the quantisation noise already being shaped inherently by delta-sigma modulators; Compensation or reduction of delay or phase error Jitter reduction

Recent Application in this class:
#1
20240063812
2024-02-22

Excess loop delay compensation for a delta-sigma modulator

#2
20210067170
2021-03-04

Frequency ratio measurement device

#3
20200321974
2020-10-08

Receiver for a telecommunication system

#4
20200251980
2020-08-06

Pulse width modulation interleaving

#5
20200186162
2020-06-11

Clock jitter measurement using signal-to-noise ratio degradation in a continuous time delta-sigma modulator

#6
20190253068
2019-08-15

Receiver for a telecommunication system

#7
20180343014
2018-11-29

Idle tone dispersion device and frequency ratio measuring device

#8
20170111056
2017-04-20

Fast current mode sigma-delta analog-to-digital converter

#9
20170019123
2017-01-19

Delta sigma modulator for shaping noise and audio codec having the same

#10
20160233874
2016-08-11

Cross-coupled input voltage sampling and driver amplifier flicker noise cancellation in a switched capacitor analog-to-digital converter

#11
20150270848
2015-09-24

D/A conversion apparatus, D/A conversion method and electric musical instrument

#12
20150171887
2015-06-18

Delta-sigma modulator

#13
20150084797
2015-03-26

Low power excess loop delay compensation technique for delta-sigma modulators

#14
20120098688
2012-04-26

Clock timing adjustment device and continuous time delta-sigma modulator using the same

#15
20120068868
2012-03-22

Jitter cancellation method for continuous-time sigma-delta modulators

#16
20110285433
2011-11-24

System and method for correcting phase noise in digital-to-analog converter or analog-to-digital converter

#17
20110270427
2011-11-03

DIGITAL/ANALOG CONVERTOR AND DIGITAL AUDIO PROCESSING CIRCUIT ADOPTING THE SAME

#18
20110182389
2011-07-28

Jitter compensation

#19
20100295715
2010-11-25

Jitter insensitive sigma-delta modulator

#20
20100225517
2010-09-09

Delta-sigma modulator

#21
20100156686
2010-06-24

Pulse generator and continuous-time sigma-delta modulator

#22
20100045500
2010-02-25

Signal conversion using finite impulse response feedback

#23
20090207060
2009-08-20

Signal conversion using finite impulse response feedback

#24
20090140898
2009-06-04

Jitter insensitive single bit digital to analog converter

#25
20080309536
2008-12-18

Analog-to-digital converter of the sigma delta type

#26
20080165041
2008-07-10

Clock jitter minimization in a continuous time sigma delta analog-to-digital converter

#27
20080106447
2008-05-08

Digital to analogue conversion

#28
20070164884
2007-07-19

Clock pulse generator apparatus with reduced jitter clock phase

#29
20070057830
2007-03-15

Apparatus and method for spectrally shaping a reference clock signal

#30
20070018867
2007-01-25

Band-pass Δ-Σ AD modulator for AD-converting high frequency narrow-band signal with higher precision and lower power consumption

#31
20060055580
2006-03-16

Controlled current source; in particular for digital/analogue converters in continuous-time sigma/delta modulators

#32
20050206543
2005-09-22

Time-continuous sigma/delta analog-to-digital converter

#33
20050052299
2005-03-10

Analog-to-digital sigma-delta modulator with FIR filter feedback

#34
20050007472
2005-01-13

Circuit arrangement and method for reducing an alignment error in a Σ-Δ modulator

#35
16746713
2020-08-25

Digital to analog conversion device and digital to analog conversion circuit thereof

#36
15717180
2018-07-24

Digital to analog converter