GB2611925A - Dimming device of LED and luminaire device - Google Patents

Dimming device of LED and luminaire device Download PDF

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Publication number
GB2611925A
GB2611925A GB2300461.7A GB202300461A GB2611925A GB 2611925 A GB2611925 A GB 2611925A GB 202300461 A GB202300461 A GB 202300461A GB 2611925 A GB2611925 A GB 2611925A
Authority
GB
United Kingdom
Prior art keywords
led
led device
connector
switch
pwm
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.)
Pending
Application number
GB2300461.7A
Other versions
GB202300461D0 (en
Inventor
Middel Tjaco
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.)
Tridonic GmbH and Co KG
Original Assignee
Tridonic GmbH and Co KG
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 Tridonic GmbH and Co KG filed Critical Tridonic GmbH and Co KG
Publication of GB202300461D0 publication Critical patent/GB202300461D0/en
Publication of GB2611925A publication Critical patent/GB2611925A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H05B45/32—Pulse-control circuits
    • H05B45/325—Pulse-width modulation [PWM]
    • 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]

Abstract

A dimming device (100) includes: a connector (101) configured to connect a LED device (200); and a pulse width modulation (PWM) switch circuit (102) configured in the connector (101), wherein the PWM switch circuit (102) is configured to transmit a controlling signal to change a lumen output of the LED device (200) in response to a switching signal. Therefore, the lumen output of the LED device (200) is able to be set easily and flexibly with a simple structure.

Claims (6)

1. A dimming device of light emitting diode (LED) , comprising: a connector configured to connect a LED device; and a pulse width modulation (PWM) switch circuit configured in the connector, wherein the PWM switch circuit is configured to transmit a controlling si gnal to change a lumen output of the LED device in response to a switching signal.
2. The device according to claim 1, wherein the connector comprises a first terminal and a second terminal, the first terminal is connected with the LED device and the second termina l is connected with a LED driver, or, the first terminal is connected with the LED device and the second termin al is connected with another LED device.
3. The device according to claim 1, wherein the LED device comprises a LED tape which configured with a plura lity of LEDs, or the LED device comprises a LED strip which configured with a plurality of LEDs, or the LED device is a LED lamp.
4. The device according to any one of claims 1-3, wherein the switching signal is generated by at least one of a near field communication (NFC) switch, a dual inline-pin (DIP) switch, a Bluetooth low energy (BLE) switch, a resistor switch or a rotary switch.
5. The device according to any one of claims 1-3, wherein the PWM switch circuit is configured to change a duty cycle of a pulse width modulation signal to generate the controlling signal according to the switching signal.
6. A luminaire device, comprising: a light emitting diode (LED) driver, a LED device configured with at least one LED; and a connector configured to connect the LED driver and the LED device; wherein a pulse width modulation (PWM) switch circuit is configured in the connector, and the PWM switch circuit is configured to transmit a controlling signal to change a lumen output of the LED device in response to a switching sig nal.
GB2300461.7A 2020-08-07 2020-08-07 Dimming device of LED and luminaire device Pending GB2611925A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/107655 WO2022027542A1 (en) 2020-08-07 2020-08-07 Dimming device of led and luminaire device

Publications (2)

Publication Number Publication Date
GB202300461D0 GB202300461D0 (en) 2023-03-01
GB2611925A true GB2611925A (en) 2023-04-19

Family

ID=80120114

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2300461.7A Pending GB2611925A (en) 2020-08-07 2020-08-07 Dimming device of LED and luminaire device

Country Status (2)

Country Link
GB (1) GB2611925A (en)
WO (1) WO2022027542A1 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104154448A (en) * 2014-08-08 2014-11-19 慈溪锐恩电子科技有限公司 Microwave induction LED lamp
CN104918358A (en) * 2014-03-13 2015-09-16 松下知识产权经营株式会社 Dimming device and illumination system using same
CN106439528A (en) * 2016-09-29 2017-02-22 普天智能照明研究院有限公司 LED lamp with adjustable illumination parameters, and adjustment method
US9603213B1 (en) * 2016-02-05 2017-03-21 Abl Ip Holding Llc Controlling multiple groups of LEDs
WO2019126583A1 (en) * 2017-12-20 2019-06-27 Lumileds Llc Illumination system including tunable light engine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104918358A (en) * 2014-03-13 2015-09-16 松下知识产权经营株式会社 Dimming device and illumination system using same
CN104154448A (en) * 2014-08-08 2014-11-19 慈溪锐恩电子科技有限公司 Microwave induction LED lamp
US9603213B1 (en) * 2016-02-05 2017-03-21 Abl Ip Holding Llc Controlling multiple groups of LEDs
CN106439528A (en) * 2016-09-29 2017-02-22 普天智能照明研究院有限公司 LED lamp with adjustable illumination parameters, and adjustment method
WO2019126583A1 (en) * 2017-12-20 2019-06-27 Lumileds Llc Illumination system including tunable light engine

Also Published As

Publication number Publication date
WO2022027542A1 (en) 2022-02-10
GB202300461D0 (en) 2023-03-01

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