HK1175346A1 - 控制方法及結構 - Google Patents

控制方法及結構

Info

Publication number
HK1175346A1
HK1175346A1 HK13102368.5A HK13102368A HK1175346A1 HK 1175346 A1 HK1175346 A1 HK 1175346A1 HK 13102368 A HK13102368 A HK 13102368A HK 1175346 A1 HK1175346 A1 HK 1175346A1
Authority
HK
Hong Kong
Prior art keywords
led
control method
led control
structure led
control
Prior art date
Application number
HK13102368.5A
Other languages
English (en)
Inventor
．保爾 阿蘭．
Original Assignee
半導體元件工業有限責任公司
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 半導體元件工業有限責任公司 filed Critical 半導體元件工業有限責任公司
Publication of HK1175346A1 publication Critical patent/HK1175346A1/zh

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]
    • H05B45/40—Details of LED load 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
    • H05B45/48—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]
    • H05B45/30—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]
    • H05B45/30—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
    • 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]
    • H05B45/38—Switched mode power supply [SMPS] using boost topology
    • 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]
    • H05B45/385—Switched mode power supply [SMPS] using flyback topology
HK13102368.5A 2007-02-26 2013-02-26 控制方法及結構 HK1175346A1 (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/678,793 US7528551B2 (en) 2007-02-26 2007-02-26 LED control system

Publications (1)

Publication Number Publication Date
HK1175346A1 true HK1175346A1 (zh) 2013-06-28

Family

ID=39715101

Family Applications (2)

Application Number Title Priority Date Filing Date
HK09101520.8A HK1124471A1 (en) 2007-02-26 2009-02-18 Led control method and structure led
HK13102368.5A HK1175346A1 (zh) 2007-02-26 2013-02-26 控制方法及結構

Family Applications Before (1)

Application Number Title Priority Date Filing Date
HK09101520.8A HK1124471A1 (en) 2007-02-26 2009-02-18 Led control method and structure led

Country Status (5)

Country Link
US (2) US7528551B2 (zh)
KR (2) KR20080079169A (zh)
CN (2) CN101257751B (zh)
HK (2) HK1124471A1 (zh)
TW (1) TWI439185B (zh)

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Also Published As

Publication number Publication date
US20090051296A1 (en) 2009-02-26
TW200836589A (en) 2008-09-01
CN101257751B (zh) 2012-11-14
CN102762015B (zh) 2015-12-16
HK1124471A1 (en) 2009-07-10
US7932679B2 (en) 2011-04-26
US20080203932A1 (en) 2008-08-28
TWI439185B (zh) 2014-05-21
KR20080079169A (ko) 2008-08-29
CN101257751A (zh) 2008-09-03
KR20150053742A (ko) 2015-05-18
CN102762015A (zh) 2012-10-31
US7528551B2 (en) 2009-05-05

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20211127