CN113841466B - 用于led照明器的共享功率拓扑 - Google Patents

用于led照明器的共享功率拓扑 Download PDF

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Publication number
CN113841466B
CN113841466B CN202080036485.3A CN202080036485A CN113841466B CN 113841466 B CN113841466 B CN 113841466B CN 202080036485 A CN202080036485 A CN 202080036485A CN 113841466 B CN113841466 B CN 113841466B
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China
Prior art keywords
led
string
driver
electrically connected
led string
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Chinese (zh)
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CN113841466A (zh
Inventor
G·戴德里奇
B·D·伏尔默
I·P·多斯特
W·P·欧文斯
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Signify Holding BV
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Signify Holding BV
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    • 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]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • H05B45/52—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits in a parallel array of LEDs
    • 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
    • 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]
    • H05B45/10—Controlling the intensity of the light
    • 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]
    • H05B45/40—Details of LED load circuits
    • H05B45/44—Details of LED load circuits with an active control inside an LED matrix
    • H05B45/48—Details of LED load circuits with an active control inside an LED matrix having LEDs organised in strings and incorporating parallel shunting devices
    • 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]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • 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]
    • H05B45/40—Details of LED load circuits
    • H05B45/44—Details of LED load circuits with an active control inside an LED matrix
    • H05B45/46—Details of LED load circuits with an active control inside an LED matrix having LEDs disposed in parallel lines

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  • Circuit Arrangement For Electric Light Sources In General (AREA)
CN202080036485.3A 2019-05-17 2020-05-15 用于led照明器的共享功率拓扑 Active CN113841466B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US16/414,963 2019-05-17
US16/414,963 US10841998B1 (en) 2019-05-17 2019-05-17 Shared power topology for LED luminaires
PCT/EP2020/063697 WO2020234183A1 (en) 2019-05-17 2020-05-15 Shared power topology for led luminaires

Publications (2)

Publication Number Publication Date
CN113841466A CN113841466A (zh) 2021-12-24
CN113841466B true CN113841466B (zh) 2024-07-23

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CN202080036485.3A Active CN113841466B (zh) 2019-05-17 2020-05-15 用于led照明器的共享功率拓扑

Country Status (5)

Country Link
US (2) US10841998B1 (cg-RX-API-DMAC7.html)
EP (1) EP3970453B1 (cg-RX-API-DMAC7.html)
JP (1) JP7503078B2 (cg-RX-API-DMAC7.html)
CN (1) CN113841466B (cg-RX-API-DMAC7.html)
WO (1) WO2020234183A1 (cg-RX-API-DMAC7.html)

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* Cited by examiner, † Cited by third party
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US12108503B2 (en) 2022-12-20 2024-10-01 Electronic Theatre Controls, Inc. Independent lighting control
US12538406B2 (en) 2022-12-20 2026-01-27 Electronic Theatre Controls, Inc. Independent lighting control

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Publication number Publication date
JP2022533175A (ja) 2022-07-21
WO2020234183A1 (en) 2020-11-26
EP3970453B1 (en) 2024-06-26
US10841998B1 (en) 2020-11-17
JP7503078B2 (ja) 2024-06-19
US11930572B2 (en) 2024-03-12
US20220225484A1 (en) 2022-07-14
CN113841466A (zh) 2021-12-24
US20200367330A1 (en) 2020-11-19
EP3970453A1 (en) 2022-03-23

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