TW201233949A - Light emitting sheet - Google Patents

Light emitting sheet Download PDF

Info

Publication number
TW201233949A
TW201233949A TW100139998A TW100139998A TW201233949A TW 201233949 A TW201233949 A TW 201233949A TW 100139998 A TW100139998 A TW 100139998A TW 100139998 A TW100139998 A TW 100139998A TW 201233949 A TW201233949 A TW 201233949A
Authority
TW
Taiwan
Prior art keywords
light
sticker
sheet
center
edge
Prior art date
Application number
TW100139998A
Other languages
English (en)
Chinese (zh)
Inventor
Herpen Maarten Marinus Johannes Wilhelmus Van
Oscar Hendrikus Willemsen
Original Assignee
Koninkl Philips Electronics Nv
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
Application filed by Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Publication of TW201233949A publication Critical patent/TW201233949A/zh

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/18—Edge-illuminated signs
    • 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
    • G02B6/0051—Diffusing sheet or layer
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G09F13/0409—Arrangements for homogeneous illumination of the display surface, e.g. using a layer having a non-uniform transparency
    • 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
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
    • 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
    • G02B6/0065—Manufacturing aspects; Material aspects
    • 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]

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
TW100139998A 2010-11-03 2011-11-02 Light emitting sheet TW201233949A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP10189752 2010-11-03

Publications (1)

Publication Number Publication Date
TW201233949A true TW201233949A (en) 2012-08-16

Family

ID=44999829

Family Applications (1)

Application Number Title Priority Date Filing Date
TW100139998A TW201233949A (en) 2010-11-03 2011-11-02 Light emitting sheet

Country Status (2)

Country Link
TW (1) TW201233949A (fr)
WO (1) WO2012059855A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150285445A1 (en) * 2014-04-07 2015-10-08 Crayola Llc Window Glow Device
WO2019104035A1 (fr) * 2017-11-21 2019-05-31 Corning Incorporated Appareils de rétroéclairage pour dispositifs d'affichage

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2782829B1 (fr) * 1998-08-26 2000-11-10 Editions Publicite Excelsior Panneaux d'affichage lumineux
US20070223252A1 (en) * 2006-03-24 2007-09-27 Junwon Lee Illumination apparatus and film
KR20110043732A (ko) * 2008-08-08 2011-04-27 쓰리엠 이노베이티브 프로퍼티즈 컴파니 광을 처리하기 위한 점탄성층을 갖는 도광체

Also Published As

Publication number Publication date
WO2012059855A1 (fr) 2012-05-10

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