JP2024506663A - 切替可能なバイパスコンデンサを備える多チャンネルドライバ - Google Patents

切替可能なバイパスコンデンサを備える多チャンネルドライバ Download PDF

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Publication number
JP2024506663A
JP2024506663A JP2023548772A JP2023548772A JP2024506663A JP 2024506663 A JP2024506663 A JP 2024506663A JP 2023548772 A JP2023548772 A JP 2023548772A JP 2023548772 A JP2023548772 A JP 2023548772A JP 2024506663 A JP2024506663 A JP 2024506663A
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JP
Japan
Prior art keywords
led load
switch
led
mode
power
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
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JP2023548772A
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English (en)
Japanese (ja)
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JP2024506663A5 (https=
Inventor
モール ユージェン ヤコブ デ
ヘンリクス マリウス ヨセフ マリア カールマン
ヴェーメ ベレント ヤン ヴィレム テル
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Signify Holding BV
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Signify Holding BV
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.)
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Publication date
Application filed by Signify Holding BV filed Critical Signify Holding BV
Publication of JP2024506663A publication Critical patent/JP2024506663A/ja
Publication of JP2024506663A5 publication Critical patent/JP2024506663A5/ja
Pending legal-status Critical Current

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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]
    • H05B45/40—Details of LED load circuits
    • H05B45/44—Details of LED load circuits with an active control inside an LED matrix
    • 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]
    • H05B45/20—Controlling the colour 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]
    • H05B45/10—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]
    • H05B45/30—Driver circuits
    • H05B45/32—Pulse-control circuits
    • H05B45/325—Pulse-width modulation [PWM]
    • 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]
    • 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
    • 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
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/17—Operational modes, e.g. switching from manual to automatic mode or prohibiting specific operations

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
JP2023548772A 2021-02-23 2022-02-14 切替可能なバイパスコンデンサを備える多チャンネルドライバ Pending JP2024506663A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP21158580 2021-02-23
EP21158580.7 2021-02-23
PCT/EP2022/053490 WO2022179872A1 (en) 2021-02-23 2022-02-14 Multi-channel driver with switchable by pass capacitors

Publications (2)

Publication Number Publication Date
JP2024506663A true JP2024506663A (ja) 2024-02-14
JP2024506663A5 JP2024506663A5 (https=) 2025-02-18

Family

ID=74701398

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023548772A Pending JP2024506663A (ja) 2021-02-23 2022-02-14 切替可能なバイパスコンデンサを備える多チャンネルドライバ

Country Status (5)

Country Link
US (1) US12520400B2 (https=)
EP (1) EP4298866A1 (https=)
JP (1) JP2024506663A (https=)
CN (1) CN116965156A (https=)
WO (1) WO2022179872A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118975112A (zh) * 2022-03-31 2024-11-15 罗姆股份有限公司 半导体装置、模块

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010517500A (ja) * 2007-01-18 2010-05-20 アルカテル−ルーセント ユーエスエー インコーポレーテッド Ｄｃ大電力配電アセンブリ
JP2011504075A (ja) * 2007-11-07 2011-01-27 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 電源回路
JP2016134282A (ja) * 2015-01-19 2016-07-25 パナソニックＩｐマネジメント株式会社 点灯装置、照明器具および照明システム

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007039862A2 (en) 2005-10-05 2007-04-12 Koninklijke Philips Electronics N.V. Driver circuit arrangement
US20130038234A1 (en) * 2010-04-30 2013-02-14 Geert Willem Van der Veen Dimming regulator including programmable hysteretic down-converter for increasing dimming resolution of solid state lighting loads
US20120235596A1 (en) * 2011-03-18 2012-09-20 Kaiwei Yao Led drivers with audible noise elimination and associated methods
TWI463912B (zh) 2011-10-27 2014-12-01 Microsemi Corp Ｌｅｄ（發光二極體）串驅動器之同步調節
US8896214B2 (en) 2011-12-19 2014-11-25 Monolithic Power Systems, Inc. LED driving system for driving multi-string LEDs and the method thereof
CN108702828B (zh) * 2015-12-28 2020-03-06 Dialog半导体（英国）有限公司 固态照明组件
JP2018032504A (ja) * 2016-08-24 2018-03-01 岩崎電気株式会社 Ｌｅｄパルス点灯回路及びｌｅｄ照明装置
CN107995736B (zh) * 2017-12-15 2020-06-09 矽力杰半导体技术(杭州)有限公司 Led驱动电路、功率变换器和控制方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010517500A (ja) * 2007-01-18 2010-05-20 アルカテル−ルーセント ユーエスエー インコーポレーテッド Ｄｃ大電力配電アセンブリ
JP2011504075A (ja) * 2007-11-07 2011-01-27 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 電源回路
JP2016134282A (ja) * 2015-01-19 2016-07-25 パナソニックＩｐマネジメント株式会社 点灯装置、照明器具および照明システム

Also Published As

Publication number Publication date
EP4298866A1 (en) 2024-01-03
WO2022179872A1 (en) 2022-09-01
US12520400B2 (en) 2026-01-06
US20240130020A1 (en) 2024-04-18
CN116965156A (zh) 2023-10-27

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