CN1732717A - 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 PDFInfo
- Publication number
- CN1732717A CN1732717A CNA2003801075397A CN200380107539A CN1732717A CN 1732717 A CN1732717 A CN 1732717A CN A2003801075397 A CNA2003801075397 A CN A2003801075397A CN 200380107539 A CN200380107539 A CN 200380107539A CN 1732717 A CN1732717 A CN 1732717A
- Authority
- CN
- China
- Prior art keywords
- led
- current signal
- modulation
- emission spectrum
- color
- 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.)
- Granted
Links
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 238000000295 emission spectrum Methods 0.000 claims abstract description 35
- 238000000034 method Methods 0.000 claims abstract description 25
- 229910052698 phosphorus Inorganic materials 0.000 claims description 37
- 239000011574 phosphorus Substances 0.000 claims description 37
- 238000006243 chemical reaction Methods 0.000 claims description 26
- 230000008859 change Effects 0.000 claims description 4
- 230000004044 response Effects 0.000 claims description 3
- 230000008569 process Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000001228 spectrum Methods 0.000 description 5
- 238000013016 damping Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 230000003595 spectral effect Effects 0.000 description 3
- OBSZRRSYVTXPNB-UHFFFAOYSA-N tetraphosphorus Chemical compound P12P3P1P32 OBSZRRSYVTXPNB-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 241001062009 Indigofera Species 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000004456 color vision Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 230000001915 proofreading effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Images
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]
- H05B45/20—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
Landscapes
- Led Devices (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Luminescent Compositions (AREA)
Abstract
Description
Claims (19)
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 true CN1732717A (zh) | 2006-02-08 |
CN100493280C CN100493280C (zh) | 2009-05-27 |
Family
ID=32682415
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
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 |
Country Status (10)
Country | Link |
---|---|
US (1) | US20060114201A1 (zh) |
EP (1) | EP1579733B1 (zh) |
JP (1) | JP2006512759A (zh) |
KR (2) | KR101223943B1 (zh) |
CN (1) | CN100493280C (zh) |
AT (1) | ATE392122T1 (zh) |
AU (1) | AU2003286376A1 (zh) |
DE (1) | DE60320307T2 (zh) |
TW (1) | TW200423021A (zh) |
WO (1) | WO2004060024A1 (zh) |
Cited By (6)
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US9746157B2 (en) | 2012-09-19 | 2017-08-29 | Dolby Laboratories Licensing Corporation | Quantum dot/remote phosphor display system improvements |
US9810944B2 (en) | 2014-08-21 | 2017-11-07 | Dolby Laboratories Licensing Corporation | Techniques for dual modulation with light conversion |
US9911389B2 (en) | 2009-02-24 | 2018-03-06 | Dolby Laboratories Licensing Corporation | Locally dimmed quantum dot display |
US9940881B2 (en) | 2013-03-08 | 2018-04-10 | Dolby Laboratories Licensing Corporation | Techniques for dual modulation display with light conversion |
US10262603B2 (en) | 2014-03-26 | 2019-04-16 | Dolby Laboratories Licensing Corporation | Global light compensation in a variety of displays |
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US20050259424A1 (en) | 2004-05-18 | 2005-11-24 | Zampini Thomas L Ii | Collimating and controlling light produced by light emitting diodes |
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EP1922763B1 (en) * | 2005-08-15 | 2011-06-22 | Philips Intellectual Property & Standards GmbH | Light source and method for producing said light whose colour and luminosity are changeable independently |
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JP5285435B2 (ja) | 2006-03-06 | 2013-09-11 | 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 | 発光ダイオードモジュール |
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TWI826530B (zh) * | 2018-10-19 | 2023-12-21 | 荷蘭商露明控股公司 | 驅動發射器陣列之方法及發射器陣列裝置 |
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-
2003
- 2003-12-18 AT AT03777121T patent/ATE392122T1/de not_active IP Right Cessation
- 2003-12-18 CN CNB2003801075397A patent/CN100493280C/zh not_active Expired - Lifetime
- 2003-12-18 KR KR1020057011977A patent/KR101223943B1/ko active IP Right Grant
- 2003-12-18 DE DE60320307T patent/DE60320307T2/de not_active Expired - Lifetime
- 2003-12-18 AU AU2003286376A patent/AU2003286376A1/en not_active Abandoned
- 2003-12-18 KR KR1020117011987A patent/KR20110063700A/ko not_active Application Discontinuation
- 2003-12-18 WO PCT/IB2003/006099 patent/WO2004060024A1/en active IP Right Grant
- 2003-12-18 JP JP2004563473A patent/JP2006512759A/ja active Pending
- 2003-12-18 US US10/540,670 patent/US20060114201A1/en not_active Abandoned
- 2003-12-18 EP EP03777121A patent/EP1579733B1/en not_active Expired - Lifetime
- 2003-12-23 TW TW092136559A patent/TW200423021A/zh unknown
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US9911389B2 (en) | 2009-02-24 | 2018-03-06 | Dolby Laboratories Licensing Corporation | Locally dimmed quantum dot display |
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CN102563544B (zh) * | 2010-12-17 | 2015-01-28 | 杜比实验室特许公司 | 量子点技术 |
US9010949B2 (en) | 2010-12-17 | 2015-04-21 | Dolby Laboratories Licensing Corporation | Quantum dot modulation for displays |
CN104635379A (zh) * | 2010-12-17 | 2015-05-20 | 杜比实验室特许公司 | 量子点技术 |
CN104751755A (zh) * | 2010-12-17 | 2015-07-01 | 杜比实验室特许公司 | 用于显示器的量子点调制 |
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CN104635379B (zh) * | 2010-12-17 | 2018-11-09 | 杜比实验室特许公司 | 量子点技术 |
US9564078B2 (en) | 2010-12-17 | 2017-02-07 | Dolby Laboratories Licensing Corporation | Quantum dots for display panels |
US9644804B2 (en) | 2010-12-17 | 2017-05-09 | Dolby Laboratories Licensing Corporation | Quantum dot modulation for displays |
CN102563545A (zh) * | 2010-12-17 | 2012-07-11 | 杜比实验室特许公司 | 用于显示器的量子点调制 |
US8684546B2 (en) | 2010-12-17 | 2014-04-01 | Dolby Laboratories Licensing Corporation | Quantum dot modulation for displays |
CN102563544A (zh) * | 2010-12-17 | 2012-07-11 | 杜比实验室特许公司 | 量子点技术 |
US9746157B2 (en) | 2012-09-19 | 2017-08-29 | Dolby Laboratories Licensing Corporation | Quantum dot/remote phosphor display system improvements |
US10443818B2 (en) | 2012-09-19 | 2019-10-15 | Dolby Laboratories Licensing Corporation | Color filter arrays |
US11454847B2 (en) | 2012-09-19 | 2022-09-27 | Dolby Laboratories Licensing Corporation | Quantum dot/remote phosphor display system improvements |
US9940881B2 (en) | 2013-03-08 | 2018-04-10 | Dolby Laboratories Licensing Corporation | Techniques for dual modulation display with light conversion |
US10657906B2 (en) | 2013-03-08 | 2020-05-19 | Dolby Laboratories Licensing Corporation | Techniques for dual modulation display with light conversion |
US11074875B2 (en) | 2013-03-08 | 2021-07-27 | Dolby Laboratories Licensing Corporation | Techniques for dual modulation display with light conversion |
US10262603B2 (en) | 2014-03-26 | 2019-04-16 | Dolby Laboratories Licensing Corporation | Global light compensation in a variety of displays |
US11195483B2 (en) | 2014-03-26 | 2021-12-07 | Dolby Laboratories Licensing Corporation | Global light compensation in a variety of displays |
US10133120B2 (en) | 2014-08-21 | 2018-11-20 | Dolby Laboratories Licensing Corporation | Techniques for dual modulation with light conversion |
US10295863B2 (en) | 2014-08-21 | 2019-05-21 | Dolby Laboratories Licensing Corporation | Techniques for dual modulation with light conversion |
US9810944B2 (en) | 2014-08-21 | 2017-11-07 | Dolby Laboratories Licensing Corporation | Techniques for dual modulation with light conversion |
US10534222B2 (en) | 2014-08-21 | 2020-01-14 | Dolby Laboratories Licensing Corporation | Techniques for dual modulation with light conversion |
Also Published As
Publication number | Publication date |
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AU2003286376A1 (en) | 2004-07-22 |
CN100493280C (zh) | 2009-05-27 |
JP2006512759A (ja) | 2006-04-13 |
EP1579733A1 (en) | 2005-09-28 |
WO2004060024A1 (en) | 2004-07-15 |
US20060114201A1 (en) | 2006-06-01 |
EP1579733B1 (en) | 2008-04-09 |
DE60320307T2 (de) | 2009-05-14 |
DE60320307D1 (de) | 2008-05-21 |
KR101223943B1 (ko) | 2013-01-18 |
ATE392122T1 (de) | 2008-04-15 |
KR20110063700A (ko) | 2011-06-13 |
TW200423021A (en) | 2004-11-01 |
KR20050088222A (ko) | 2005-09-02 |
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