ClassID:

222548

H03M3/474 - CPC Classification

Classification description:

Conversion of analogue values to or from differential modulation; Delta-sigma modulation; Analogue/digital converters using delta-sigma modulation as an intermediate step; Multiplexed conversion systems; Shared, i.e. using a single converter for multiple channels using time-division multiplexing

Recent Application in this class:
#1
20240120938
2024-04-11

Time-division multiplexing-based multi-channel electrocardiogram measurement apparatus robust against power line interference and electrocardiogram measurement method using the same

#2
20210409036
2021-12-30

Sigma-delta analog-to-digital converter and sensor arrangements including the same

#3
20190207622
2019-07-04

Circuit device, vibration device, electronic apparatus, and vehicle

#4
20190207621
2019-07-04

Circuit device, vibration device, electronic apparatus, and vehicle

#5
20150162935
2015-06-11

Delta-sigma analog-to-digital converter

#6
20130249725
2013-09-26

Configurable hardware-sharing multi-channel ADC

#7
20120161995
2012-06-28

AD conversion method and AD conversion circuit

#8
20120097839
2012-04-26

Analog-to-digital converter and image sensor including the same

#9
20120056661
2012-03-08

HIGH VOLTAGE MULTIPLEXER ELEMENT AND MULTIPLEXER SYSTEM USING SAME

#10
20120032826
2012-02-09

Analog to digital converters

#11
20110270552
2011-11-03

Delta-sigma AD converter circuit and battery pack

#12
20110169676
2011-07-14

Analog-to-digital converter

#13
20110063155
2011-03-17

Sigma-delta modulator with shared operational amplifier and associated method

#14
20110050472
2011-03-03

Delta-sigma analog-to-digital converter (ADC) having a serialized quantizer output

#15
20100328122
2010-12-30

ANALOG TO DIGITAL CONVERTERS

#16
20100208114
2010-08-19

Two-path sigma-delta analog-to-digital converter and image sensor including the same

#17
20100052961
2010-03-04

ΔΣ analog-to-digital converter

#18
20100013688
2010-01-21

Sigma-delta type analog-to-digital (AD) converter and angular velocity sensor using same

#19
20090195423
2009-08-06

Analog to digital converters

#20
20090051577
2009-02-26

Multiplexing aware sigma-delta analag-to-digital converter

#21
20080204289
2008-08-28

Signal interface circuit

#22
20080055132
2008-03-06

Sigma-delta circuit and related method with time sharing architecture

#23
20080024348
2008-01-31

Delta-Sigma analog-to-digital converter and method thereof

#24
20070247340
2007-10-25

Delta-sigma modulator and A/D converter

#25
20060232676
2006-10-19

Column-parallel sigma-delta analog-to-digital conversion for imagers

#26
20050134490
2005-06-23

Plural channel analog-to-digital converter, method and meter employing an input channel with a predetermined direct current bias

#27
20050073451
2005-04-07

Multiplexed-input-separated sigma-delta analog-to-digital converter design for pixel-level analog-to-digital conversion