WO2012138123A3 - 조명장치 - Google Patents

조명장치 Download PDF

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Publication number
WO2012138123A3
WO2012138123A3 PCT/KR2012/002532 KR2012002532W WO2012138123A3 WO 2012138123 A3 WO2012138123 A3 WO 2012138123A3 KR 2012002532 W KR2012002532 W KR 2012002532W WO 2012138123 A3 WO2012138123 A3 WO 2012138123A3
Authority
WO
WIPO (PCT)
Prior art keywords
lighting apparatus
reflection unit
circuit board
printed circuit
light sources
Prior art date
Application number
PCT/KR2012/002532
Other languages
English (en)
French (fr)
Other versions
WO2012138123A2 (ko
Inventor
이병언
박무룡
박광호
김철홍
Original Assignee
엘지이노텍 주식회사
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from KR1020120017280A external-priority patent/KR101399039B1/ko
Priority claimed from KR1020120017282A external-priority patent/KR101399048B1/ko
Priority to EP22157660.6A priority Critical patent/EP4080275A1/en
Priority to EP12767224.4A priority patent/EP2696129B1/en
Priority to EP19187496.5A priority patent/EP3591462B1/en
Priority to JP2014503594A priority patent/JP6231473B2/ja
Priority to CN201280027443.9A priority patent/CN103597270B/zh
Priority to US14/110,084 priority patent/US9279546B2/en
Application filed by 엘지이노텍 주식회사 filed Critical 엘지이노텍 주식회사
Publication of WO2012138123A2 publication Critical patent/WO2012138123A2/ko
Publication of WO2012138123A3 publication Critical patent/WO2012138123A3/ko
Priority to US15/056,068 priority patent/US9982849B2/en
Priority to US15/965,211 priority patent/US10139054B2/en
Priority to US16/165,536 priority patent/US10877313B2/en
Priority to US16/950,412 priority patent/US11243428B2/en
Priority to US17/646,642 priority patent/US11586069B2/en
Priority to US18/158,701 priority patent/US11754877B2/en
Priority to US18/366,040 priority patent/US11994768B2/en

Links

Classifications

    • 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
    • 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
    • F21V7/00—Reflectors for light sources
    • F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • 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
    • F21K9/61—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using light guides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • 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
    • G02F1/133605—Direct backlight including specially adapted reflectors
    • 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
    • G02F1/133611—Direct backlight including means for improving the brightness uniformity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/416—Reflective
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2457/00—Electrical equipment
    • B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays
    • B32B2457/202—LCD, i.e. liquid crystal displays
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • 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
    • 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]

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
  • Led Device Packages (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Light Guides In General And Applications Therefor (AREA)

Abstract

본 발명은 LED를 광원으로 이용하는 조명장치, 그리고 이를 이용한 디스플레이 장치에 관한 것으로, 특히 인쇄회로기판 상에 형성되는 다수의 LED 광원과 상기 LED 광원이 관통되는 구조로 상기 인쇄회로기판 상에 적층되는 반사유닛을 포함하되, 상기 반사유닛의 내부에 에어(air) 영역을 구비하는 조명장치를 제공하는 것을 특징으로 한다.
PCT/KR2012/002532 2011-04-04 2012-04-04 조명장치 WO2012138123A2 (ko)

Priority Applications (13)

Application Number Priority Date Filing Date Title
EP22157660.6A EP4080275A1 (en) 2011-04-04 2012-04-04 Lighting apparatus
EP12767224.4A EP2696129B1 (en) 2011-04-04 2012-04-04 Lighting apparatus
EP19187496.5A EP3591462B1 (en) 2011-04-04 2012-04-04 Lighting apparatus
JP2014503594A JP6231473B2 (ja) 2011-04-04 2012-04-04 照明装置
CN201280027443.9A CN103597270B (zh) 2011-04-04 2012-04-04 照明装置
US14/110,084 US9279546B2 (en) 2011-04-04 2012-04-04 Lighting apparatus
US15/056,068 US9982849B2 (en) 2011-04-04 2016-02-29 Lighting apparatus
US15/965,211 US10139054B2 (en) 2011-04-04 2018-04-27 Lighting apparatus
US16/165,536 US10877313B2 (en) 2011-04-04 2018-10-19 Lighting apparatus
US16/950,412 US11243428B2 (en) 2011-04-04 2020-11-17 Lighting apparatus
US17/646,642 US11586069B2 (en) 2011-04-04 2021-12-30 Lighting apparatus
US18/158,701 US11754877B2 (en) 2011-04-04 2023-01-24 Lighting apparatus
US18/366,040 US11994768B2 (en) 2011-04-04 2023-08-07 Lighting apparatus

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
KR10-2011-0030697 2011-04-04
KR20110030697 2011-04-04
KR10-2011-0070270 2011-07-15
KR20110070270 2011-07-15
KR1020120017282A KR101399048B1 (ko) 2011-07-15 2012-02-21 조명장치 및 이를 이용한 액정표시장치
KR10-2012-0017282 2012-02-21
KR1020120017280A KR101399039B1 (ko) 2011-04-04 2012-02-21 조명장치 및 이를 포함하는 액정표시장치
KR10-2012-0017280 2012-02-21

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US14/110,084 A-371-Of-International US9279546B2 (en) 2011-04-04 2012-04-04 Lighting apparatus
US15/056,068 Continuation US9982849B2 (en) 2011-04-04 2016-02-29 Lighting apparatus

Publications (2)

Publication Number Publication Date
WO2012138123A2 WO2012138123A2 (ko) 2012-10-11
WO2012138123A3 true WO2012138123A3 (ko) 2013-01-10

Family

ID=48138689

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2012/002532 WO2012138123A2 (ko) 2011-04-04 2012-04-04 조명장치

Country Status (6)

Country Link
US (8) US9279546B2 (ko)
EP (3) EP2696129B1 (ko)
JP (7) JP6231473B2 (ko)
CN (4) CN105485570B (ko)
TW (1) TWI491962B (ko)
WO (1) WO2012138123A2 (ko)

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WO2012138123A2 (ko) * 2011-04-04 2012-10-11 엘지이노텍 주식회사 조명장치
KR101357583B1 (ko) 2011-07-29 2014-02-05 엘지이노텍 주식회사 조명장치 및 이를 이용한 액정표시장치
CN107883219B (zh) * 2012-08-10 2020-10-09 Lg伊诺特有限公司 照明装置
WO2014098432A1 (ko) 2012-12-17 2014-06-26 엘지이노텍 주식회사 후측방 경보모듈
TWI529338B (zh) 2013-06-18 2016-04-11 瑞儀光電股份有限公司 燈具
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KR20220020004A (ko) 2020-08-11 2022-02-18 엘지이노텍 주식회사 조명 장치 및 이를 포함하는 램프
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