JP2020109718A - 発光モジュール - Google Patents
発光モジュール Download PDFInfo
- Publication number
- JP2020109718A JP2020109718A JP2018248691A JP2018248691A JP2020109718A JP 2020109718 A JP2020109718 A JP 2020109718A JP 2018248691 A JP2018248691 A JP 2018248691A JP 2018248691 A JP2018248691 A JP 2018248691A JP 2020109718 A JP2020109718 A JP 2020109718A
- Authority
- JP
- Japan
- Prior art keywords
- light
- light emitting
- emitting module
- reflecting member
- light guide
- 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.)
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Images
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
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0045—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L25/00—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof
- H01L25/03—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes
- H01L25/04—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers
- H01L25/075—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L33/00
- H01L25/0753—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L33/00 the devices being arranged next to each other
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- 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
- G02B6/002—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 by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging surfaces
- G02B6/0021—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 by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging surfaces for housing at least a part of the light source, e.g. by forming holes or recesses
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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
- G02B6/0033—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
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133603—Direct backlight with LEDs
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
- G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133608—Direct backlight including particular frames or supporting means
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133612—Electrical details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/52—Encapsulations
- H01L33/54—Encapsulations having a particular shape
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/58—Optical field-shaping elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/58—Optical field-shaping elements
- H01L33/60—Reflective 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
- F21Y2105/00—Planar light sources
- F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements
- F21Y2105/14—Planar light sources comprising a two-dimensional array of point-like light-generating elements characterised by the overall shape of the two-dimensional array
- F21Y2105/16—Planar light sources comprising a two-dimensional array of point-like light-generating elements characterised by the overall shape of the two-dimensional array square or rectangular, e.g. for light panels
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Led Device Packages (AREA)
Abstract
Description
(液晶ディスプレイ装置1000)
(発光モジュール100)
(発光装置3)
(発光素子11)
(発光素子11)
(透光性部材10)
(波長変換部材12)
(ただし、上記一般式(I)中、Aは、K+、Li+、Na+、Rb+、Cs+及びNH4+からなる群から選ばれる少なくとも1種であり、Mは、第4族元素及び第14族元素からなる群から選ばれる少なくとも1種の元素であり、aは0<a<0.2を満たす。)
(ただし、上記一般式(II)中、Maは、Ca,Sr,Ba,Znから選択された少なくとも1種であり、Mbは、Sc,La,Luから選択された少なくとも1種であり、Mcは、Ca,Sr,Ba,Znから選択された少なくとも1種であり、Xは、F,Clから選択された少なくとも1種であり、Mdは、Ti,Sn,Zrから選択された少なくとも1種であり、Meは、B,Al,Ga,Inから選択された少なくとも1種である。また、x、y、a、b、c、d、eについて、2≦x≦4、0<y≦2、0≦a≦1.5、0≦b<1、0≦c≦2、0≦d≦0.5、0≦e<1)
(ただし、上記一般式(III)中、Maは、Ca、Sr及びBaからなる群から選択される少なくとも1種の元素であり、Mbは、Li、Na及びKからなる群から選択される少なくとも1種の元素であり、x、y及びzはそれぞれ、0.5≦x≦1.5、0.5≦y≦1.2、及び3.5≦z≦4.5を満たす。
(光拡散部13)
(透光性接着部材19)
(第一光反射性部材15)
(導光板1)
(凹部1b)
(接合部材14)
(第二光反射性部材16)
(接合部材14の介在構造)
(傾斜面14aの変形例)
[実施形態2]
[実施形態3]
[実施形態4]
[実施形態5]
[実施形態6]
[実施形態7]
(光学機能部1a)
(発光モジュール100の製造工程)
(発光モジュール700の製造方法)
(他の製造方法)
100、100’、300、400、500、600、700…発光モジュール
110a…レンズシート
110b…レンズシート
110c…拡散シート
120…液晶パネル
1、1’…導光板
1a…光学機能部
1b…凹部
1c…導光第一主面
1d…導光第二主面
1e…溝
1f…傾斜面
3、3A、3B…発光装置
10…透光性部材
11…発光素子
11b…素子電極
11c…素子主発光面
11d…素子電極形成面
11e…素子側面
12…波長変換部材
13…光拡散部
14、14a’、14a”、14B、14C、14D…接合部材
14a…傾斜面
15…第一光反射性部材
16、16D…第二光反射性部材
18…スペース
19…透光性接着部材
20…透光性樹脂部
24…導電膜
25…配線基板
26…導電性部材
27…配線層
30…ベースシート
31…第1のシート
32…第2のシート
33…プレート
Claims (9)
- 素子主発光面と、該素子主発光面と対向する素子電極を設けた素子電極形成面と、前記素子主発光面及び素子電極形成面をつなぐ素子側面を有する発光素子と、
前記素子主発光面を覆う透光性部材と、
前記素子側面を覆う第一光反射性部材と
を備える発光素子ユニットと、
外部に光を放射する発光面となる導光第一主面と、
前記導光第一主面の反対側の面であり、前記発光モジュールが配置される凹部を備える導光第二主面とを有する透光性の導光板と、
を備える発光モジュールであって、
鉛直断面視において、前記第一光反射性部材の少なくとも一部は、前記凹部の外に位置し、
前記発光モジュールは、さらに
前記凹部の内側面及び前記発光素子ユニットの外側面と接する透光性の接合部材と、
前記導光第二主面と前記接合部材の一部を覆う第二光反射性部材と
を備え、
前記導光第二主面側から見た平面視において、前記第一光反射性部材と前記第二光反射性部材は少なくとも一部が離隔されており、前記離隔された領域において前記接合部材が前記第二光反射性部材から露出しており、
前記接合部材の硬度が、前記第一光反射性部材及び第二光反射性部材のいずれよりも低い発光モジュール。 - 請求項1に記載の発光モジュールであって、
前記第二光反射性部材の硬度が、前記第一光反射性部材と同じか、これよりも高い発光モジュール。 - 請求項1又は2に記載の発光モジュールであって、
前記第一光反射性部材、第二光反射性部材、接合部材が、それぞれ樹脂を含む発光モジュール。 - 請求項1〜3のいずれか一項に記載の発光モジュールであって、
前記発光素子ユニットは、平面視において矩形状に形成されており、
前記接合部材は、平面視において前記発光素子ユニットの矩形状を構成する一辺の両側隅部よりも、これらの中間において幅広に形成されてなる発光モジュール。 - 請求項1〜4のいずれか一項に記載の発光モジュールであって、
前記第二光反射性部材は、前記導光板の前記導光第二主面と面する第二光反射接合面と、前記第二光反射接合面と反対側の第二光反射主面とを有しており、
鉛直断面視において、前記第二光反射主面における前記接合部材と前記第二光反射性部材との界面が、前記透光性部材の端面よりも外側に位置されてなる発光モジュール。 - 請求項1〜5のいずれか一項に記載の発光モジュールであって、
前記第二光反射性部材は、前記導光板の前記導光第二主面と面する第二光反射接合面と、前記第二光反射接合面と反対側の第二光反射主面とを有しており、
鉛直断面視において、前記第二光反射主面における前記接合部材と、前記第二光反射性部材との界面が、前記凹部の端面よりも外側に位置されてなる発光モジュール。 - 請求項1〜6のいずれか一項に記載の発光モジュールであって、
前記導光板は、前記凹部を複数形成しており、
前記複数の凹部にそれぞれ、前記発光素子ユニット及び接合部材を配置しており、
前記接合部材は、鉛直断面視において前記第二光反射性部材との界面を傾斜面としてなる発光モジュール。 - 請求項7に記載の発光モジュールであって、
前記接合部材は、前記傾斜面を下に凸状とした曲面に形成してなる発光モジュール。 - 請求項7に記載の発光モジュールであって、
前記接合部材は、前記傾斜面を上に凸状とした曲面に形成してなる発光モジュール。
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