IN190745B - - Google Patents

Info

Publication number
IN190745B
IN190745B IN679DE1995A IN190745B IN 190745 B IN190745 B IN 190745B IN 679DE1995 A IN679DE1995 A IN 679DE1995A IN 190745 B IN190745 B IN 190745B
Authority
IN
India
Application number
Other languages
English (en)
Inventor
Scott Moore Zimmerman
Karl Wayne Beeson
Janpu Hou
John Charles Schweyen
Original Assignee
Allied Signal Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22915121&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IN190745(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Allied Signal Inc filed Critical Allied Signal Inc
Publication of IN190745B publication Critical patent/IN190745B/en

Links

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
    • 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
    • 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)
  • Light Guides In General And Applications Therefor (AREA)
  • Planar Illumination Modules (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Optical Elements Other Than Lenses (AREA)
IN679DE1995 1994-05-13 1995-04-17 IN190745B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/242,525 US5428468A (en) 1993-11-05 1994-05-13 Illumination system employing an array of microprisms

Publications (1)

Publication Number Publication Date
IN190745B true IN190745B (de) 2003-08-16

Family

ID=22915121

Family Applications (1)

Application Number Title Priority Date Filing Date
IN679DE1995 IN190745B (de) 1994-05-13 1995-04-17

Country Status (13)

Country Link
US (3) US5428468A (de)
EP (1) EP0749550B1 (de)
JP (1) JP3488467B2 (de)
KR (1) KR100373312B1 (de)
CN (1) CN1095056C (de)
AU (1) AU2280295A (de)
CA (1) CA2190122C (de)
DE (1) DE69507456T2 (de)
IN (1) IN190745B (de)
MX (1) MX9605117A (de)
MY (1) MY113843A (de)
TW (1) TW301717B (de)
WO (1) WO1995031672A1 (de)

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JP3488467B2 (ja) 2004-01-19
WO1995031672A1 (en) 1995-11-23
CA2190122C (en) 2005-07-26
US5555109A (en) 1996-09-10
CN1148428A (zh) 1997-04-23
KR100373312B1 (ko) 2003-05-12
US5428468A (en) 1995-06-27
US5739931A (en) 1998-04-14
MY113843A (en) 2002-06-29
JPH10500528A (ja) 1998-01-13
CA2190122A1 (en) 1995-11-23
KR970702979A (ko) 1997-06-10
DE69507456T2 (de) 1999-07-15
AU2280295A (en) 1995-12-05
MX9605117A (es) 1997-12-31
TW301717B (de) 1997-04-01
DE69507456D1 (de) 1999-03-04
EP0749550B1 (de) 1999-01-20
EP0749550A1 (de) 1996-12-27
CN1095056C (zh) 2002-11-27

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