JP6063500B2 - 色質の向上した固体照明システム - Google Patents
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/62—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using mixing chambers, e.g. housings with reflective walls
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/65—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction specially adapted for changing the characteristics or the distribution of the light, e.g. by adjustment of parts
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/30—Devices specially adapted for multicolour light emission
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- General Engineering & Computer Science (AREA)
- Electroluminescent Light Sources (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Led Device Packages (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Description
11 LEDアレイ
12 センサ
13 電源
14 プロセッサ/ドライバ
15 ヒートシンク
16 光ミキサー/ディフューザ
17 光抽出機構
18 全白色光
19 LEDダイ
20 発光システム
21 上部基板
22 カソード
23 有機エレクトロルミネセンス層
24 電荷阻害層
25 アノード
26 下部ガラス基板
Claims (6)
- 通電時に2000K〜20000Kの範囲の相関色温度(CCT)を呈する照明システムであって、
少なくとも2つが異なる色放射帯域を有する複数の無機発光ダイオードと、
1以上のコントローラ及び1以上のプロセッサと
を備えていて、前記1以上のプロセッサが、前記コントローラから信号を受け取って、前記複数の無機発光ダイオードの1以上の強度を制御するように構成されており、当該システムが、通電時に白色に見える全光を与えるように構成され、前記全光が、白熱光源又は黒体光源に比べてカラーコントラストが向上するように、以下に従って所定のCQSの15個の色見本それぞれ(VS1〜VS15)に対するデルタ彩度値を有する、すなわち、
(A)CCTが2000K〜3000Kの範囲にあるシステムでは、前記デルタ彩度値は、次の通り、
前記CQSの2以上の色見本が、−2〜7のVS1、−3〜7のVS2、−7〜7のVS3のパラメータ内にあり、
前記CQSの1以上の色見本が、−2〜8のVS4、−2〜15のVS5のパラメータ内にあり、
前記CQSの2以上の色見本が、1〜25のVS6、4〜26のVS7、−1〜15のVS8のパラメータ内にあり、
前記CQSの2以上の色見本が、−6〜7のVS9、−4〜6のVS10、−2〜8のVS11のパラメータ内にあり、
前記CQSの1以上の色見本が、−1〜8のVS12、−1〜13のVS13のパラメータ内にあり、
前記CQSの1以上の色見本が、−7〜13のVS14、−9〜12のVS15のパラメータ内にあり、
(B)CCTが3000K〜4500Kの範囲にあるシステムでは、前記デルタ彩度値は、次の通り、
前記CQSの2以上の色見本が、−5〜7のVS1、−3〜7のVS2、−7〜7のVS3のパラメータ内にあり、
前記CQSの1以上の色見本が、−3〜8のVS4、−2〜15のVS5のパラメータ内にあり、
前記CQSの2以上の色見本が、0〜22のVS6、3〜26のVS7、−1〜15のVS8のパラメータ内にあり、
前記CQSの2以上の色見本が、−6〜7のVS9、−4〜6のVS10、−4〜6のVS11のパラメータ内にあり、
前記CQSの1以上の色見本が、−1〜8のVS12、−1〜13のVS13のパラメータ内にあり、
前記CQSの1以上の色見本が、−7〜15のVS14、−7〜12のVS15のパラメータ内にあり、
(C)CCTが4500K〜7500Kの範囲にあるシステムでは、前記デルタ彩度値は、次の通り、
前記CQSの2以上の色見本が、−5〜7のVS1、−3〜7のVS2、−5〜7のVS3のパラメータ内にあり、
前記CQSの1以上の色見本が、−3〜7のVS4、−2〜15のVS5のパラメータ内にあり、
前記CQSの2以上の色見本が、0〜22のVS6、1〜26のVS7、−1〜15のVS8のパラメータ内にあり、
前記CQSの2以上の色見本が、−6〜7のVS9、−5〜6のVS10、−4〜6のVS11のパラメータ内にあり、
前記CQSの1以上の色見本が、−2〜8のVS12、−1〜16のVS13のパラメータ内にあり、
前記CQSの1以上の色見本が、−5〜22のVS14、−6〜15のVS15のパラメータ内にあり、
(D)CCTが7500K〜20000Kの範囲にあるシステムでは、前記デルタ彩度値は、次の通り、
前記CQSの2以上の色見本が、−3〜7のVS1、−3〜7のVS2、−5〜8のVS3のパラメータ内にあり、
前記CQSの1以上の色見本が、−3〜6のVS4、−3〜15のVS5のパラメータ内にあり、
前記CQSの2以上の色見本が、0〜22のVS6、0〜25のVS7、−1〜15のVS8のパラメータ内にあり、
前記CQSの2以上の色見本が、−5〜7のVS9、−5〜6のVS10、−4〜6のVS11のパラメータ内にあり、
前記CQSの1以上の色見本が、−3〜8のVS12、−1〜16のVS13のパラメータ内にあり、
前記CQSの1以上の色見本が、−3〜24のVS14、−4〜15のVS15のパラメータ内にあり、
デルタ彩度値がすべてCIE LAB空間で測定される、照明システム。 - 所望の顕色の全白色光を有する1以上の固体発光素子を備える照明システムの製造方法であって、
(a)所与のCCT値及び所与の色ポイントを有する全光をもつ前記照明システムを用意するステップと、
(b)色質システムの複数のマンセル色見本について前記全光の彩度値を測定するステップと、
(c)前記色質システムの測定された前記マンセル色見本それぞれについてデルタ彩度値を計算するステップと、
(d)前記測定されたマンセル色見本それぞれについて、計算された前記デルタ彩度値を一連の基準デルタ彩度値と比較するステップとを含む、方法。 - (e)前記照明システムのスペクトル成分を調節して、前記所与のCCT値及び所与の色ポイントで調節された全光をもつ照明システムを用意するステップと、
(f)前記色質システムの前記複数のマンセル色見本について、調節された前記全光の彩度値を測定するステップとをさらに含む、請求項2記載の方法。 - 前記一連の基準デルタ彩度値が黒体放射線からの彩度値の測定から導き出される、請求項2又は請求項3記載の方法。
- ステップ(b)が、前記色質システムの15個のマンセル色見本すべてについて前記全光の彩度値を測定するステップを含む、請求項2乃至請求項4のいずれか1項記載の方法。
- 調節ステップ(e)及び測定ステップ(f)の1回を超える繰り返しをさらに含む、請求項3記載の方法。
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US12/345,820 | 2008-12-30 | ||
US12/345,820 US8247959B2 (en) | 2007-10-17 | 2008-12-30 | Solid state illumination system with improved color quality |
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JP2011543527A Division JP2012514327A (ja) | 2008-12-30 | 2009-11-24 | 色質の向上した固体照明システム |
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JP2015167131A JP2015167131A (ja) | 2015-09-24 |
JP6063500B2 true JP6063500B2 (ja) | 2017-01-18 |
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JP2015040830A Active JP6063500B2 (ja) | 2008-12-30 | 2015-03-03 | 色質の向上した固体照明システム |
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US (1) | US8247959B2 (ja) |
EP (1) | EP2384409A1 (ja) |
JP (2) | JP2012514327A (ja) |
KR (1) | KR101707695B1 (ja) |
CN (1) | CN102272510B (ja) |
TW (1) | TWI458910B (ja) |
WO (1) | WO2010077492A1 (ja) |
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2008
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WO2010077492A1 (en) | 2010-07-08 |
TWI458910B (zh) | 2014-11-01 |
TW201040434A (en) | 2010-11-16 |
US20090122530A1 (en) | 2009-05-14 |
CN102272510B (zh) | 2013-11-13 |
JP2012514327A (ja) | 2012-06-21 |
KR101707695B1 (ko) | 2017-02-16 |
KR20110111390A (ko) | 2011-10-11 |
JP2015167131A (ja) | 2015-09-24 |
US8247959B2 (en) | 2012-08-21 |
EP2384409A1 (en) | 2011-11-09 |
CN102272510A (zh) | 2011-12-07 |
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