ClassID:

222509

H03M3/392 - 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 Arrangements for selecting among plural operation modes, e.g. for multi-standard operation

Sub-classes:
Recent Application in this class:
#1
20240106455
2024-03-28

Multi-mode sigma-delta ADC circuit and microphone circuit having a multi-mode sigma-delta ADC circuit

#2
20220052706
2022-02-17

Sigma-delta modulation device and sigma-delta modulation method

#3
20210075438
2021-03-11

A/D conversion device

#4
20200287563
2020-09-10

Sigma-delta analog to digital converter

#5
20200266800
2020-08-20

DIFFERENTIATOR CIRCUIT

#6
20190273482
2019-09-05

Differentiator circuit

#7
20160261277
2016-09-08

Multi-mode discrete-time delta-sigma modulator power optimization using split-integrator scheme

#8
20160173112
2016-06-16

Switchable secondary playback path

#9
20150234960
2015-08-20

Automation for configurable mixed-signal systems

#10
20150188562
2015-07-02

Digital tuning engine for highly programmable delta-sigma analog-to-digital converters

#11
20150180503
2015-06-25

Configurable mixed-signal systems

#12
20130249725
2013-09-26

Configurable hardware-sharing multi-channel ADC

#13
20130177062
2013-07-11

Transmitter, control method, computer program and delta-sigma modulator

#14
20130083868
2013-04-04

Combined complex real mode delta-sigma ADC

#15
20110227773
2011-09-22

Configurable analog input channel with galvanic isolation

#16
20100026542
2010-02-04

Adaptive bias current generation for switched-capacitor circuits

#17
20100019944
2010-01-28

Analogue-to-digital converter apparatus and method of reusing an analogue-to-digital converter circuit

#18
20080143568
2008-06-19

Methods and apparatus for a multi-mode analog-to-digital converter

#19
20070290907
2007-12-20

Power-saving multibit delta-sigma converter

#20
20070126619
2007-06-07

Integrated CMOS temperature sensor and analog to digital converter

#21
20060119491
2006-06-08

Dual-mode delta-sigma analog to digital converter system and method

#22
20060038709
2006-02-23

Delta-sigma modulator with selectable noise transfer function

#23
20050237233
2005-10-27

Programmable loop filter for use with a sigma delta analog-to-digital converter and method of programming the same

#24
20050163232
2005-07-28

Variable coder apparatus for resonant power conversion and method

#25
16203738
2019-09-24

Extremely-fine resolution sub-ranging current mode Digital-Analog-Converter using Sigma-Delta modulators