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GB2541537B - LED tube lamp with two operating modes compatible with electrical ballasts - Google Patents

LED tube lamp with two operating modes compatible with electrical ballasts

Info

Publication number
GB2541537B
GB2541537B GB1612566.8A GB201612566A GB2541537B GB 2541537 B GB2541537 B GB 2541537B GB 201612566 A GB201612566 A GB 201612566A GB 2541537 B GB2541537 B GB 2541537B
Authority
GB
United Kingdom
Prior art keywords
operating modes
tube lamp
led tube
modes compatible
electrical ballasts
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
GB1612566.8A
Other versions
GB201612566D0 (en
GB2541537A (en
Inventor
Xiong Aiming
Liu Xintong
Wu Xiaojia
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiaxing Super Lighting Electric Appliance Co Ltd
Original Assignee
Jiaxing Super Lighting Electric Appliance Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiaxing Super Lighting Electric Appliance Co Ltd filed Critical Jiaxing Super Lighting Electric Appliance Co Ltd
Publication of GB201612566D0 publication Critical patent/GB201612566D0/en
Publication of GB2541537A publication Critical patent/GB2541537A/en
Application granted granted Critical
Publication of GB2541537B publication Critical patent/GB2541537B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20—Light sources comprising attachment means
    • F21K9/27—Retrofit light sources for lighting devices with two fittings for each light source, e.g. for substitution of fluorescent tubes
    • F21K9/272—Details of end parts, i.e. the parts that connect the light source to a fitting; Arrangement of components within end parts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20—Light sources comprising attachment means
    • F21K9/27—Retrofit light sources for lighting devices with two fittings for each light source, e.g. for substitution of fluorescent tubes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20—Light sources comprising attachment means
    • F21K9/27—Retrofit light sources for lighting devices with two fittings for each light source, e.g. for substitution of fluorescent tubes
    • F21K9/278—Arrangement or mounting of circuit elements integrated in the light source
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/357—Driver circuits specially adapted for retrofit LED light sources
    • H05B45/3578—Emulating the electrical or functional characteristics of discharge lamps
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/36—Circuits for reducing or suppressing harmonics, ripples or electromagnetic interferences [EMI]
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • General Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
GB1612566.8A 2015-07-20 2016-07-20 LED tube lamp with two operating modes compatible with electrical ballasts Active GB2541537B (en)

Applications Claiming Priority (24)

Application Number Priority Date Filing Date Title
CN201510428680 2015-07-20
CN201510482944 2015-08-07
CN201510486115 2015-08-08
CN201510483475 2015-08-08
CN201510555543 2015-09-02
CN201510557717 2015-09-06
CN201510595173 2015-09-18
CN201510617370 2015-09-25
CN201510651572 2015-10-10
CN201510680883 2015-10-20
CN201510724135 2015-10-29
CN201510903680 2015-12-09
CN201511025998 2015-12-31
CN201610043864 2016-01-22
CN201610085895 2016-02-15
CN201610123852 2016-03-04
CN201620165131 2016-03-04
CN201610177706 2016-03-25
CN201610256190 2016-04-22
CN201610281812 2016-04-29
CN201610327806 2016-05-18
CN201610363805 2016-05-27
CN201610420790 2016-06-14
CN201610554799 2016-07-11

Publications (3)

Publication Number Publication Date
GB201612566D0 GB201612566D0 (en) 2016-08-31
GB2541537A GB2541537A (en) 2017-02-22
GB2541537B true GB2541537B (en) 2018-03-28

Family

ID=56895335

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1612566.8A Active GB2541537B (en) 2015-07-20 2016-07-20 LED tube lamp with two operating modes compatible with electrical ballasts

Country Status (1)

Country Link
GB (1) GB2541537B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110383950B (en) 2017-03-08 2022-06-17 昕诺飞控股有限公司 Interface circuit of electronic ballast
CN114730203B (en) * 2021-07-21 2024-02-20 香港应用科技研究院有限公司 wearable electronic devices

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100181925A1 (en) * 2009-01-21 2010-07-22 Altair Engineering, Inc. Ballast/Line Detection Circuit for Fluorescent Replacement Lamps
WO2012139691A1 (en) * 2011-03-14 2012-10-18 "Steinberg" Leuchtmittelwerke Gmbh Light-emitting means for use in conventional lampholders for fluorescent tubes
US20140035463A1 (en) * 2012-04-09 2014-02-06 M-Systems Co., Ltd. Led lamp and illumination device including the led lamp
EP2914065A2 (en) * 2014-02-26 2015-09-02 Ricoh Company, Ltd. Illumination lamp and illumination apparatus
GB2533683A (en) * 2014-10-23 2016-06-29 Ricoh Co Ltd Illumination lamp and illumination device
WO2016187846A1 (en) * 2015-05-27 2016-12-01 Dialog Semiconductor (Uk) Limited System and method for controlling solid state lamps

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100181925A1 (en) * 2009-01-21 2010-07-22 Altair Engineering, Inc. Ballast/Line Detection Circuit for Fluorescent Replacement Lamps
WO2012139691A1 (en) * 2011-03-14 2012-10-18 "Steinberg" Leuchtmittelwerke Gmbh Light-emitting means for use in conventional lampholders for fluorescent tubes
US20140035463A1 (en) * 2012-04-09 2014-02-06 M-Systems Co., Ltd. Led lamp and illumination device including the led lamp
EP2914065A2 (en) * 2014-02-26 2015-09-02 Ricoh Company, Ltd. Illumination lamp and illumination apparatus
GB2533683A (en) * 2014-10-23 2016-06-29 Ricoh Co Ltd Illumination lamp and illumination device
WO2016187846A1 (en) * 2015-05-27 2016-12-01 Dialog Semiconductor (Uk) Limited System and method for controlling solid state lamps

Also Published As

Publication number Publication date
GB201612566D0 (en) 2016-08-31
GB2541537A (en) 2017-02-22

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