ClassID:

222523

H03M3/42 - CPC Classification

Classification description:

Conversion of analogue values to or from differential modulation; Delta-sigma modulation; Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution having multiple quantisers arranged in parallel loops

Recent Application in this class:
#1
20220224351
2022-07-14

D/A conversion device, method, storage medium, electronic musical instrument, and information processing apparatus

#2
20210075438
2021-03-11

A/D conversion device

#3
20200083900
2020-03-12

Methods and circuits for suppressing quantization noise in digital-to-analog converters

#4
20190377034
2019-12-12

Apparatus and method for reducing offsets and 1/f noise

#5
20190372588
2019-12-05

D/A conversion device, method, storage medium, electronic musical instrument, and information processing apparatus

#6
20190190533
2019-06-20

WIDEBAND SIGMA DELTA MODULATOR RECEIVER FOR FM SIGNAL RECEPTION

#7
20190158110
2019-05-23

Analog to digital conversion using differential dither

#8
20180343013
2018-11-29

Sigma delta modulator, integrated circuit and method therefor

#9
20170288693
2017-10-05

CONTINUOUS TIME DELTA-SIGMA MODULATOR WITH A TIME INTERLEAVED QUANTIZATION FUNCTION

#10
20170214412
2017-07-27

Sigma-delta modulator with averaged-signal feedback

#11
20170070237
2017-03-09

Methods and devices for modifying active paths in a K-delta-1-sigma modulator

#12
20170019124
2017-01-19

Sigma-delta modulator

#13
20150207519
2015-07-23

Signal modulation circuit

#14
20150194975
2015-07-09

Analogue-to-digital converter

#15
20140333462
2014-11-13

Sigma-delta modulator

#16
20130106486
2013-05-02

Feedback in noise shaping control loop

#17
20110304491
2011-12-15

Digital feedforward sigma-delta modulator in analog-to-digital converter and modulation method thereof

#18
20090309774
2009-12-17

Delta-sigma modulator

#19
20090135038
2009-05-28

Sigma delta modulator summing input, reference voltage, and feedback

#20
16264589
2020-05-26

Partitioned delta-sigma modulator for high-speed applications

#21
14801620
2016-07-19

Voltage-controlled oscillator (VCO) as first stage in an analog-to-digital converter (ADC) in combination with a digital filter for second or higher-order noise shaping