ClassID:

233292

H05B41/39 - CPC Classification

Classification description:

Circuit arrangements or apparatus for igniting or operating discharge lamps; Circuit arrangements; Controlling; Controlling the intensity of light continuously

Sub-classes:
Recent Application in this class:
#1
20230422383
2023-12-28

CONTROLLING GROUPS OF ELECTRICAL LOADS

#2
20230071761
2023-03-09

METHOD FOR OPERATING A DISCHARGE LAMP AND DISCHARGE LAMP

#3
20230063322
2023-03-02

METHOD FOR OPERATING A DISCHARGE LAMP AND DISCHARGE LAMP

#4
20220353978
2022-11-03

Controlling groups of electrical loads

#5
20210392732
2021-12-16

Method for assigning light sensors for regulating the lighting in a lighting system

#6
20200367346
2020-11-19

Controlling groups of electrical loads

#7
20200282091
2020-09-10

UVC DECONTAMINATION AND DETOXIFICATION DEVICE

#8
20200281054
2020-09-03

ELECTRODELESS DIMMING AND TONING FILL LAMP

#9
20190254151
2019-08-15

Lamp system having a gas-discharge lamp and operating method adapted therefor

#10
20190239318
2019-08-01

High efficiency light compatibility device

#11
20190227420
2019-07-25

IMAGE PROJECTION APPARATUS

#12
20190150254
2019-05-16

Systems and methods for extending a lifespan of an excimer lamp

#13
20190096656
2019-03-28

Electrodeless lamp system and methods of operation

#14
20190069382
2019-02-28

Methods and systems for controlling an electrical load

#15
20180255629
2018-09-06

Methods and systems for controlling an electrical load

#16
20170354006
2017-12-07

Stepless dimming control method of lighting system

#17
20170332466
2017-11-16

Vehicle indicator circuit having controlled backlighting

#18
20170318645
2017-11-02

HIGH EFFICIENCY LIGHT COMPATIBILITY DEVICE

#19
20170257541
2017-09-07

Lighting device that controls light emission while suppressing temperature rise, image pickup apparatus, and method of controlling lighting device

#20
20170238402
2017-08-17

METHOD FOR OPERATING A DISCHARGE LAMP OF A PROJECTION ARRANGEMENT AND PROJECTION ARRANGEMENT

#21
20170216977
2017-08-03

Systems, apparatus, and methods for converting a bi-level lighting system to a dimmable lighting system

#22
20170209607
2017-07-27

UVC decontamination and detoxification device

#23
20170079122
2017-03-16

Method for providing direct current to wireless dimmer, and apparatus and system therefor

#24
20170071047
2017-03-09

Systems and methods of determining a type and feature set of a light source, and the control thereof

#25
20170027040
2017-01-26

Anti-flicker apparatus for motion detector

#26
20160381774
2016-12-29

Methods and systems for controlling an electrical load

#27
20160323984
2016-11-03

DISCHARGE LAMP LIGHTING APPARATUS

#28
20160278181
2016-09-22

Systems, apparatus, and methods for converting a bi-level lighting system to a dimmable lighting system

#29
20160278179
2016-09-22

Systems, apparatus, and methods for converting a bi-level lighting system to a dimmable lighting system

#30
20160192458
2016-06-30

Systems and methods of determining a type and feature set of a light source, and the control thereof

#31
20160143119
2016-05-19

Lighting device and lighting control system having the same

#32
20150288453
2015-10-08

Optical communication device using AC LED lighting and communication method using the same

#33
20150288293
2015-10-08

Auxiliary power supply for AC powered electronics

#34
20150264785
2015-09-17

METHOD FOR OPERATING A LAMP UNIT FOR GENERATING ULTRAVIOLET RADIATION AND SUITABLE LAMP UNIT THEREFOR

#35
20150195888
2015-07-09

Method of controlling a lighting device

#36
20150137701
2015-05-21

Optoelectronic component device

#37
20140368204
2014-12-18

Techniques for assessing condition of leds and power supply

#38
20140361696
2014-12-11

Lighting systems with uniform LED brightness

#39
20140361623
2014-12-11

Auxiliary power supply for lighting driver circuitry

#40
20140354178
2014-12-04

Lighting driver having multiple dimming interfaces

#41
20140265869
2014-09-18

Light source apparatus

#42
20140168391
2014-06-19

Projector and projection system

#43
20130293107
2013-11-07

BALLAST INCLUDING A HEATER CIRCUIT

#44
20130249397
2013-09-26

System for monitoring and controlling high intensity discharge (HID) lamps

#45
20130147357
2013-06-13

Systems and methods for controlling brightness of cold-cathode fluorescent lamps with wide dimming range and adjustable minimum brightness

#46
20130141005
2013-06-06

Electronic device and control method therefor

#47
20120098650
2012-04-26

Device and Method For Setting Adjustment Control

#48
20110316428
2011-12-29

Systems and methods for controlling brightness of cold-cathode fluorescent lamps with wide dimming range and adjustable minimum brightness

#49
20110204791
2011-08-25

Electrodeless plasma lamp array

#50
20110127928
2011-06-02

Automatic calibration of an automated dimmer

#51
20110043771
2011-02-24

High pressure discharge lamp lighting apparatus and projector

#52
20110006705
2011-01-13

Voltage multiple dimming control apparatus

#53
20100060171
2010-03-11

Method and apparatus for maintaining constant color temperature of a fluorescent lamp

#54
20100044319
2010-02-25

Controller for UV light purification system

#55
20100007283
2010-01-14

Light-Source Drive Circuit, Light Source Component Including Light-Source Drive Circuit and Display Apparatus

#56
20100003165
2010-01-07

Ceiling lighting fixture with UV-C air sterilization

#57
20090224691
2009-09-10

Apparatus and method for providing an isolated set point from an input signal applied to a lamp ballast

#58
20090058195
2009-03-05

Load control module

#59
20090039801
2009-02-12

Backlight control circuit

#60
20090033591
2009-02-05

LIQUID CRYSTAL DISPLAY

#61
20090004046
2009-01-01

Ceiling lighting fixture with UV-C air sterilization

#62
20080309245
2008-12-18

System and method for analog voltage processing in wide range for cold-cathode fluorescent lamp

#63
20080272996
2008-11-06

DISPLAY SYSTEM AND COMPENSATION CIRCUIT THEREOF

#64
20080258629
2008-10-23

APPARATUS AND METHOD FOR EXTRACTING POWER FROM AND CONTROLLING TEMPERATURE OF A FLUORESCENT LAMP

#65
20080143262
2008-06-19

Dimmable high pressure arc lamp apparatus and methods

#66
20080054823
2008-03-06

Automatic light dimmer for electronic and magnetic ballasts (fluorescent of HID)

#67
20070188110
2007-08-16

Dimming mode selecting circuit and driving device using the same

#68
20070177408
2007-08-02

System and method for analog voltage processing in wide range for cold-cathode fluorescent lamp

#69
20070002589
2007-01-04

Backlight unit and method for controlling temperature thereof

#70
20070002001
2007-01-04

Lamp driving device and driving method thereof

#71
20060273742
2006-12-07

Display apparatus and control method thereof

#72
20060267517
2006-11-30

Method and apparatus for a CCFL driving device

#73
20060170368
2006-08-03

Apparatus and method of driving light source for display device

#74
20060119288
2006-06-08

Automatic light dimmer for electronic and magnetic ballasts (fluorescent or HID)

#75
20060082329
2006-04-20

Inverter and method for rapid warm-up of luminance loadings

#76
20050242741
2005-11-03

Image display

#77
18178747
2026-03-03

Electronic devices for controlling lights

#78
16732571
2021-01-05

Resistance control device and its lamp

#79
16453083
2023-03-07

Electronic devices for controlling lights

#80
16002228
2018-11-06

Power supply for a two-wire smart switch and lighting loads thereof

#81
15974434
2019-09-10

Electronic devices for controlling lights

#82
15810414
2018-10-02

Systems and methods for extending a lifespan of an excimer lamp

#83
15682929
2019-11-12

Adjustable lighting systems