ClassID:

222130

H03K2217/960745 - CPC Classification

Classification description:

Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by characterised by the way in which the control signal is generated; Touch switches; Capacitive touch switches characterised by circuit details Capacitive differential; e.g. comparison with reference capacitance

Recent Application in this class:
#1
20250226827
2025-07-10

A METHOD FOR ASCERTAINING A MANUAL EXERTION OF A CAPACITIVE SENSOR DEVICE, A COMPUTER PROGRAM PRODUCT AND AN ASCERTAINING DEVICE FOR ASCERTAINING A MANUAL EXERTION OF A CAPACITIVE SENSOR DEVICE

#2
20240090583
2024-03-21

Puff detection circuits and devices therefor

#3
20230021660
2023-01-26

Capacitance type input apparatus and capacitance type input method

#4
20220077854
2022-03-10

APPROACHING DETECTION APPARATUS AND ELECTRONIC DEVICE

#5
20210401954
2021-12-30

COMPOSITIONS FOR THE INHIBITION OF GIARDIA LAMBLIA

#6
20210231718
2021-07-29

Series redundant capacitive sensing device

#7
20210004097
2021-01-07

Sensing device with fingerprint sensor

#8
20200363883
2020-11-19

Capacitive field sensor with sigma-delta modulator

#9
20200355840
2020-11-12

Presence detection method and device with multiple detection areas for a motor vehicle

#10
20200235734
2020-07-23

Capacitive sensor for the automotive sector with a charge amplifier

#11
20200153432
2020-05-14

Touch keyboard having low noise interference

#12
20190346959
2019-11-14

Capacitive multi-switch device with common metal plate and electronic machine

#13
20190323860
2019-10-24

Compositions for the inhibition of

#14
20190227669
2019-07-25

Two-electrode touch button with a multi-phase capacitance measurement process

#15
20190227648
2019-07-25

Methods and apparatus for a capacitive touch sensor

#16
20190158089
2019-05-23

Low power capacitive sensor button

#17
20190087032
2019-03-21

Capacitive field sensor with sigma-delta modulator

#18
20180359867
2018-12-13

Assembly for connecting a flat body to a voltage supply with an embedded control unit

#19
20180316348
2018-11-01

Proximity sensor

#20
20180274950
2018-09-27

Evaluation circuit for a capacitive sensor, capacitive sensor, and actuator in a motor vehicle

#21
20180202838
2018-07-19

Evaluation circuit for a capacitive sensor, capacitive sensor, and actuator in a motor vehicle

#22
20180196518
2018-07-12

Operation apparatus

#23
20180052558
2018-02-22

Capacitance-to-voltage modulation circuit

#24
20180006647
2018-01-04

Capacitive switch having high accuracy

#25
20170336893
2017-11-23

Increasing the dynamic range of an integrator based mutual-capacitance measurement circuit

#26
20170220156
2017-08-03

Device and method for generating an electrical power supply in an electronic system with a variable reference potential

#27
20170219386
2017-08-03

SENSOR SYSTEM AND METHOD FOR THE CAPACITIVE DETECTION OF OBSTACLES

#28
20170030119
2017-02-02

Contact sensing device, proximity/contact sensing device, door handle device and control method of the door handle device, and electronic key system

#29
20170023382
2017-01-26

Sensor circuit and method

#30
20170003809
2017-01-05

Electronic device for determining valid user input

#31
20160378227
2016-12-29

Capacitive field sensor with sigma-delta modulator

#32
20160224160
2016-08-04

Increasing the dynamic range of an integrator based mutual-capacitance measurement circuit

#33
20160173089
2016-06-16

Capacitive switch having high accuracy

#34
20160139285
2016-05-19

Operation detecting apparatus for vehicle

#35
20160118980
2016-04-28

Low power capacitive sensor button

#36
20160091999
2016-03-31

Current feedback techniques for capacitive sensing

#37
20160006436
2016-01-07

AUTOMATION KEYPAD WITH TRANSPARENT BUTTONS

#38
20150349773
2015-12-03

Single layer touchscreen with ground insertion

#39
20150248180
2015-09-03

Capacitive input device

#40
20150188538
2015-07-02

Touch panel and display device including the same

#41
20150185911
2015-07-02

FLEXIBLE TOUCH PANEL AND MANUFACTURING METHOD THEREOF

#42
20150145537
2015-05-28

Capacitive sensor with differential shield

#43
20150145534
2015-05-28

Capacitive sensing circuit for sensing capacitance variation with charge clone

#44
20150097614
2015-04-09

Method and a switch device for producing an electrical signal in response to mechanical force

#45
20150090579
2015-04-02

Input device

#46
20150090572
2015-04-02

Touch panel comprising a piezoelectric material

#47
20150084652
2015-03-26

Module and capacitance detecting method

#48
20150062016
2015-03-05

Touchsurface with level and planar translational travel responsiveness

#49
20150060252
2015-03-05

Touch screen and display device

#50
20140361795
2014-12-11

Sensor device and method for capacitive approximation detection

#51
20140312962
2014-10-23

Capacitive switch having high accuracy

#52
20140152327
2014-06-05

Capacitive proximity sensor as well as method for capacitive approximation detection

#53
20140085252
2014-03-27

Increasing the dynamic range of an integrator based mutual-capacitance measurement circuit

#54
20140015595
2014-01-16

Capacitive body proximity sensor system

#55
20130307811
2013-11-21

Self-capacitance measurement with compensated capacitance

#56
20130278538
2013-10-24

Self-capacitance measurement

#57
20130207677
2013-08-15

Electrostatic capacitance sensor and method for determining failure of electrostatic capacitance sensor

#58
20130083344
2013-04-04

Image forming apparatus

#59
20130038566
2013-02-14

Capacitive touch sensor control unit with sampling capacitors for differential integration

#60
20120299832
2012-11-29

Touchsurface with level and planar translational travel responsiveness

#61
20120286812
2012-11-15

Capacitance difference detecting circuit

#62
20120286811
2012-11-15

CAPACITANCE DIFFERENCE DETECTING METHOD

#63
20120133376
2012-05-31

Sensing device and method

#64
20120007829
2012-01-12

Method and system for touch sensor interface fault detection

#65
20110307536
2011-12-15

DIGITAL FILTER

#66
20110266128
2011-11-03

Keypad system and keypad with enhanced security

#67
20110148439
2011-06-23

Capacitance discrimination circuit and touch switch equipped with the same

#68
20110115502
2011-05-19

Capacitance difference detecting circuit and capacitance difference detecting method

#69
20100259284
2010-10-14

Circuit arrangement for determination of a measuring capacitance

#70
20090224775
2009-09-10

Capacitance sensor for detecting a charge voltage of a multi-capacitor circuit

#71
20090146668
2009-06-11

ANTI-PINCH SENSOR AND EVALUATION CIRCUIT

#72
20080252474
2008-10-16

Proximity sensor and proximity sensing method

#73
20070164756
2007-07-19

Linear capacitance measurement and touchless switch

#74
20060250142
2006-11-09

Capacitance detecting proximity sensor

#75
20050179415
2005-08-18

Capacitive sensor

#76
20050001633
2005-01-06

Object detection sensor

#77
15671414
2018-11-13

Proximity sensor assembly and method of detecting failure thereof