KR100348734B1 - 평판전자표시장치에사용되는배면광어셈블리 - Google Patents

평판전자표시장치에사용되는배면광어셈블리 Download PDF

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Publication number
KR100348734B1
KR100348734B1 KR1019960702321A KR19960702321A KR100348734B1 KR 100348734 B1 KR100348734 B1 KR 100348734B1 KR 1019960702321 A KR1019960702321 A KR 1019960702321A KR 19960702321 A KR19960702321 A KR 19960702321A KR 100348734 B1 KR100348734 B1 KR 100348734B1
Authority
KR
South Korea
Prior art keywords
light
microprism
substrate
array
microprisms
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.)
Expired - Fee Related
Application number
KR1019960702321A
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English (en)
Korean (ko)
Other versions
KR960706047A (ko
Inventor
칼 왜인 비슨
스콧 무어 짐머만
폴 미첼 팜
Original Assignee
알라이드시그날 인코포레이티드
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.)
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Publication date
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Application filed by 알라이드시그날 인코포레이티드 filed Critical 알라이드시그날 인코포레이티드
Publication of KR960706047A publication Critical patent/KR960706047A/ko
Application granted granted Critical
Publication of KR100348734B1 publication Critical patent/KR100348734B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • 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
    • G02B6/0053—Prismatic sheet or layer; Brightness enhancement element, sheet or layer
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • 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
    • F21V5/00—Refractors for light sources
    • F21V5/02—Refractors for light sources of prismatic shape
    • 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
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Planar Illumination Modules (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal (AREA)
  • Optical Integrated Circuits (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Image Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
KR1019960702321A 1993-11-05 1994-11-02 평판전자표시장치에사용되는배면광어셈블리 Expired - Fee Related KR100348734B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US08/149,219 US5396350A (en) 1993-11-05 1993-11-05 Backlighting apparatus employing an array of microprisms
US08/149,219 1993-11-05
US08/149219 1993-11-05
PCT/US1994/012650 WO1995012782A1 (en) 1993-11-05 1994-11-02 Backlighting apparatus employing an array of microprisms

Publications (2)

Publication Number Publication Date
KR960706047A KR960706047A (ko) 1996-11-08
KR100348734B1 true KR100348734B1 (ko) 2002-11-23

Family

ID=22529283

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019960702321A Expired - Fee Related KR100348734B1 (ko) 1993-11-05 1994-11-02 평판전자표시장치에사용되는배면광어셈블리

Country Status (16)

Country Link
US (1) US5396350A (https=)
EP (1) EP0727028B1 (https=)
JP (1) JP2706574B2 (https=)
KR (1) KR100348734B1 (https=)
CN (1) CN1097196C (https=)
AT (1) ATE180322T1 (https=)
AU (1) AU1087795A (https=)
CA (1) CA2174528C (https=)
DE (1) DE69418617T2 (https=)
DK (1) DK0727028T3 (https=)
ES (1) ES2132597T3 (https=)
FI (1) FI961880A7 (https=)
GR (1) GR3030897T3 (https=)
SG (1) SG47942A1 (https=)
TW (1) TW259861B (https=)
WO (1) WO1995012782A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120023450A (ko) * 2010-09-03 2012-03-13 엘지디스플레이 주식회사 액정표시장치용 도광판의 제조방법

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* Cited by examiner, † Cited by third party
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US5396350A (en) 1995-03-07
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