JP2013505549A - ぎらつき低減を伴う反射型遮光部を備えた導光板を有する発光装置 - Google Patents
ぎらつき低減を伴う反射型遮光部を備えた導光板を有する発光装置 Download PDFInfo
- Publication number
- JP2013505549A JP2013505549A JP2012530379A JP2012530379A JP2013505549A JP 2013505549 A JP2013505549 A JP 2013505549A JP 2012530379 A JP2012530379 A JP 2012530379A JP 2012530379 A JP2012530379 A JP 2012530379A JP 2013505549 A JP2013505549 A JP 2013505549A
- Authority
- JP
- Japan
- Prior art keywords
- light
- guide plate
- emitting device
- light guide
- reflective
- 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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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0018—Redirecting means on the surface of the light guide
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
- G02B6/0055—Reflecting element, sheet or layer
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0066—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form characterised by the light source being coupled to the light guide
- G02B6/0073—Light emitting diode [LED]
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
- F21V13/12—Combinations of only three kinds of elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0066—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form characterised by the light source being coupled to the light guide
- G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Planar Illumination Modules (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
Description
Claims (15)
- 複数の光源と導光板とを有する発光装置であって、前記導光板は、光出射面と、前記複数の光源に面する対向光入射面とを持ち、前記光入射面は、前記光源により発せられた光の前記導光板への結合のために配置され、前記結合された光の少なくとも一部は、内部全反射により前記導光板内を伝達され、ここで異なる光源からの光は前記導光板内で混合され、前記光出射面の少なくとも一部は、光の脱結合のための光学構造を備え、前記発光装置は更に、前記導光板に向かう前記光源の直接光の光束が前記光源の通電状態における最大密度を持つ位置において配置された反射型遮光部を有する、発光装置。
- 前記反射型遮光部は、前記導光板に向かう前記光源の直接光の光束が前記光源の通電状態における最大密度を持つ位置において、前記導光板の前記光入射面に配置された、請求項1に記載の発光装置。
- 前記光源は基板上に装着され、前記導光板に面する前記基板の面は前記反射型遮光部を備えた、請求項1乃至3のいずれか一項に記載の発光装置。
- 複数の光学構造が、前記導光板の前記光出射面に亘って別個の出射窓として配置され、前記導光板の前記光出射面の非構造化された領域の少なくとも一部は平坦である、請求項1乃至3のいずれか一項に記載の発光装置。
- 光の二次脱結合を提供するために、前記導光板の平坦な光出射面の一部に粗い部分が導入された、請求項4に記載の発光装置。
- 前記導光板は、前記導光板の外側端に沿って配置された側壁によって前記基板に接続され、前記側壁の内面が反射型遮光部を備えられた、請求項1乃至5のいずれか一項に記載の発光装置。
- 前記側壁は、前記導光板の側面が露出されるように配置された、請求項6に記載の発光装置。
- 前記側壁は、前記導光板の側面を被覆するように配置された、請求項6に記載の発光装置。
- 前記光源は発光ダイオードを有する、請求項1に記載の発光装置。
- 前記光学構造は円錐形のレンズを有する、請求項1に記載の発光装置。
- 前記光学構造は角錐形状を持つ要素を有する、請求項1に記載の発光装置。
- 前記光学構造は拡散要素を有する、請求項1に記載の発光装置。
- 前記光学構造は反射型コリメート構造を有する、請求項1に記載の発光装置。
- 前記導光板に、前記導光板の光出射面の面積の10%以上90%以下が遮光されるように反射型遮光部が備えられた、請求項2に記載の発光装置。
- 請求項1乃至14のいずれか一項に記載の発光装置を有する照明器具。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP09170790.1 | 2009-09-21 | ||
EP09170790 | 2009-09-21 | ||
PCT/IB2010/054057 WO2011033424A1 (en) | 2009-09-21 | 2010-09-09 | Light emitting device comprising a light guide plate with reflective shielding with glare reduction |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2013505549A true JP2013505549A (ja) | 2013-02-14 |
Family
ID=43309506
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012530379A Pending JP2013505549A (ja) | 2009-09-21 | 2010-09-09 | ぎらつき低減を伴う反射型遮光部を備えた導光板を有する発光装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8721101B2 (ja) |
EP (1) | EP2480918B8 (ja) |
JP (1) | JP2013505549A (ja) |
CN (1) | CN102511012B (ja) |
WO (1) | WO2011033424A1 (ja) |
Cited By (3)
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JP2015022799A (ja) * | 2013-07-16 | 2015-02-02 | 東洋電装株式会社 | スイッチ装置 |
KR20160044677A (ko) * | 2014-10-15 | 2016-04-26 | 삼성디스플레이 주식회사 | 백라이트 유닛 및 이를 포함한 표시장치 |
JP2019511840A (ja) * | 2016-03-16 | 2019-04-25 | ルミレッズ ホールディング ベーフェー | Ledモジュールを製造する方法 |
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US10977965B2 (en) | 2010-01-29 | 2021-04-13 | Avery Dennison Retail Information Services, Llc | Smart sign box using electronic interactions |
CN102725785B (zh) | 2010-01-29 | 2015-03-25 | 艾利丹尼森公司 | 利用电子相互作用的智能标识箱 |
KR101830718B1 (ko) * | 2011-07-15 | 2018-02-22 | 엘지이노텍 주식회사 | 디스플레이 장치 |
WO2013033522A1 (en) | 2011-09-01 | 2013-03-07 | Avery Dennison Corporation | Apparatus, system and method for consumer tracking |
US8630908B2 (en) | 2011-11-02 | 2014-01-14 | Avery Dennison Corporation | Distributed point of sale, electronic article surveillance, and product information system, apparatus and method |
WO2013142437A1 (en) * | 2012-03-18 | 2013-09-26 | Robe Lighting, Inc. | Improved collimation system for an led luminaire |
US8934173B2 (en) * | 2012-08-21 | 2015-01-13 | Svv Technology Innovations, Inc. | Optical article for illuminating building interiors with sunlight |
US9734365B2 (en) | 2012-09-10 | 2017-08-15 | Avery Dennison Retail Information Services, Llc | Method for preventing unauthorized diversion of NFC tags |
US10540527B2 (en) | 2012-10-18 | 2020-01-21 | Avery Dennison Retail Information Services Llc | Method, system and apparatus for NFC security |
ES2664055T3 (es) | 2012-10-26 | 2018-04-18 | Philips Lighting Holding B.V. | Dispositivo de iluminación y sistema de iluminación |
WO2014077882A1 (en) | 2012-11-19 | 2014-05-22 | Avery Dennison Corporation | Nfc security system and method for disabling unauthorized |
CN104938033B (zh) * | 2013-01-25 | 2017-08-08 | 飞利浦灯具控股公司 | 照明设备和照明*** |
DE102013106689B4 (de) * | 2013-06-26 | 2022-02-03 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Optoelektronisches Halbleiterbauteil |
AT515640A1 (de) * | 2014-03-31 | 2015-10-15 | Werner Färber | Beleuchtungsvorrichtung |
JP6367608B2 (ja) * | 2014-05-19 | 2018-08-01 | 矢崎総業株式会社 | 車両用表示装置 |
AT16410U1 (de) * | 2015-10-09 | 2019-08-15 | Zumtobel Lighting Gmbh | Anordnung zur flächigen Lichtabgabe |
CN109073205A (zh) * | 2016-04-22 | 2018-12-21 | 飞利浦照明控股有限公司 | 卵石板状的百叶窗 |
JP6636651B2 (ja) | 2016-04-22 | 2020-01-29 | シグニファイ ホールディング ビー ヴィSignify Holding B.V. | 小石板状ルーバ |
WO2020170548A1 (ja) * | 2019-02-21 | 2020-08-27 | ミネベアミツミ株式会社 | 面状照明装置 |
FR3105357B1 (fr) * | 2019-12-19 | 2022-01-07 | Gilbert Paulezec | Panneau de couverture lumineux et ensemble le comprenant |
US11835213B2 (en) * | 2021-08-19 | 2023-12-05 | Matthew Hartley | Lighting fixtures with improved lighting components |
TWI827475B (zh) * | 2023-02-23 | 2023-12-21 | 群光電子股份有限公司 | 具有發光功能之電子裝置 |
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- 2010-09-09 CN CN201080042017.3A patent/CN102511012B/zh not_active Expired - Fee Related
- 2010-09-09 EP EP10763016.2A patent/EP2480918B8/en not_active Not-in-force
- 2010-09-09 US US13/496,937 patent/US8721101B2/en not_active Expired - Fee Related
- 2010-09-09 WO PCT/IB2010/054057 patent/WO2011033424A1/en active Application Filing
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015022799A (ja) * | 2013-07-16 | 2015-02-02 | 東洋電装株式会社 | スイッチ装置 |
KR20160044677A (ko) * | 2014-10-15 | 2016-04-26 | 삼성디스플레이 주식회사 | 백라이트 유닛 및 이를 포함한 표시장치 |
KR102278308B1 (ko) * | 2014-10-15 | 2021-07-19 | 삼성디스플레이 주식회사 | 백라이트 유닛 및 이를 포함한 표시장치 |
JP2019511840A (ja) * | 2016-03-16 | 2019-04-25 | ルミレッズ ホールディング ベーフェー | Ledモジュールを製造する方法 |
Also Published As
Publication number | Publication date |
---|---|
US20120176813A1 (en) | 2012-07-12 |
EP2480918B8 (en) | 2016-09-21 |
EP2480918A1 (en) | 2012-08-01 |
CN102511012B (zh) | 2014-10-15 |
WO2011033424A1 (en) | 2011-03-24 |
EP2480918B1 (en) | 2016-07-20 |
US8721101B2 (en) | 2014-05-13 |
CN102511012A (zh) | 2012-06-20 |
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