CN100493280C - 经磷转换的发光二极管的色温校正 - Google Patents

经磷转换的发光二极管的色温校正 Download PDF

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Publication number
CN100493280C
CN100493280C CNB2003801075397A CN200380107539A CN100493280C CN 100493280 C CN100493280 C CN 100493280C CN B2003801075397 A CNB2003801075397 A CN B2003801075397A CN 200380107539 A CN200380107539 A CN 200380107539A CN 100493280 C CN100493280 C CN 100493280C
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China
Prior art keywords
led
current signal
color
modulation
emission spectrum
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Expired - Lifetime
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CNB2003801075397A
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English (en)
Chinese (zh)
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CN1732717A (zh
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C·昌
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Signify Holding BV
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Koninklijke Philips Electronics NV
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Publication of CN1732717A publication Critical patent/CN1732717A/zh
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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]
    • H05B45/20—Controlling the colour of the light
    • H05B45/22—Controlling the colour of the light using optical feedback
    • 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
    • H05B45/24—Controlling the colour of the light using electrical feedback from LEDs or from LED modules
    • 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

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  • Led Devices (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Luminescent Compositions (AREA)
CNB2003801075397A 2002-12-26 2003-12-18 经磷转换的发光二极管的色温校正 Expired - Lifetime CN100493280C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US43685902P 2002-12-26 2002-12-26
US60/436,859 2002-12-26

Publications (2)

Publication Number Publication Date
CN1732717A CN1732717A (zh) 2006-02-08
CN100493280C true CN100493280C (zh) 2009-05-27

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CNB2003801075397A Expired - Lifetime CN100493280C (zh) 2002-12-26 2003-12-18 经磷转换的发光二极管的色温校正

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Country Link
US (1) US20060114201A1 (enExample)
EP (1) EP1579733B1 (enExample)
JP (1) JP2006512759A (enExample)
KR (2) KR101223943B1 (enExample)
CN (1) CN100493280C (enExample)
AT (1) ATE392122T1 (enExample)
AU (1) AU2003286376A1 (enExample)
DE (1) DE60320307T2 (enExample)
TW (1) TW200423021A (enExample)
WO (1) WO2004060024A1 (enExample)

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JP2001144332A (ja) * 1999-11-12 2001-05-25 Sharp Corp Ｌｅｄ駆動方法およびｌｅｄ装置ならびにｌｅｄランプ、ｌｅｄランプ駆動方法と表示装置
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US20020048177A1 (en) * 2000-09-06 2002-04-25 Rahm Peter R. Apparatus and method for adjusting the color temperature of white semiconductor light emitters
US6411046B1 (en) * 2000-12-27 2002-06-25 Koninklijke Philips Electronics, N. V. Effective modeling of CIE xy coordinates for a plurality of LEDs for white LED light control
US20020145041A1 (en) * 2001-03-16 2002-10-10 Koninklijke Philips Electronics N.V. RGB LED based light driver using microprocessor controlled AC distributed power system

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US6111362A (en) * 1998-11-05 2000-08-29 Durel Corporation Controlling color shift in EL phosphors
JP2001144332A (ja) * 1999-11-12 2001-05-25 Sharp Corp Ｌｅｄ駆動方法およびｌｅｄ装置ならびにｌｅｄランプ、ｌｅｄランプ駆動方法と表示装置
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US20020145041A1 (en) * 2001-03-16 2002-10-10 Koninklijke Philips Electronics N.V. RGB LED based light driver using microprocessor controlled AC distributed power system

Also Published As

Publication number Publication date
EP1579733B1 (en) 2008-04-09
AU2003286376A1 (en) 2004-07-22
US20060114201A1 (en) 2006-06-01
WO2004060024A1 (en) 2004-07-15
CN1732717A (zh) 2006-02-08
TW200423021A (en) 2004-11-01
DE60320307T2 (de) 2009-05-14
KR20110063700A (ko) 2011-06-13
JP2006512759A (ja) 2006-04-13
KR101223943B1 (ko) 2013-01-18
DE60320307D1 (de) 2008-05-21
KR20050088222A (ko) 2005-09-02
ATE392122T1 (de) 2008-04-15
EP1579733A1 (en) 2005-09-28

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Assignee: SHANGHAI DANGOO ELECTRONICS Co.,Ltd.

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Denomination of invention: Color temperature correction for phosphor converted LED

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Granted publication date: 20090527