AU6973687A - Planar light emitting device - Google Patents

Planar light emitting device

Info

Publication number
AU6973687A
AU6973687A AU69736/87A AU6973687A AU6973687A AU 6973687 A AU6973687 A AU 6973687A AU 69736/87 A AU69736/87 A AU 69736/87A AU 6973687 A AU6973687 A AU 6973687A AU 6973687 A AU6973687 A AU 6973687A
Authority
AU
Australia
Prior art keywords
light emitting
emitting device
planar light
planar
light
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.)
Granted
Application number
AU69736/87A
Other versions
AU595588B2 (en
Inventor
Toshiya Inubushi
Shigeyuki Yoshida
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of AU6973687A publication Critical patent/AU6973687A/en
Application granted granted Critical
Publication of AU595588B2 publication Critical patent/AU595588B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336Illuminating devices
    • G02F1/133615Edge-illuminating devices, i.e. illuminating from the side
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/02Constructional features of telephone sets
    • H04M1/0202Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/02Constructional features of telephone sets
    • H04M1/22Illumination; Arrangements for improving the visibility of characters on dials

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
  • Light Guides In General And Applications Therefor (AREA)
AU69736/87A 1986-06-30 1987-03-05 Planar light emitting device Ceased AU595588B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP61-153356 1986-06-30
JP61153356A JP2755941B2 (en) 1986-06-30 1986-06-30 Surface emitting device

Publications (2)

Publication Number Publication Date
AU6973687A true AU6973687A (en) 1988-01-07
AU595588B2 AU595588B2 (en) 1990-04-05

Family

ID=15560672

Family Applications (1)

Application Number Title Priority Date Filing Date
AU69736/87A Ceased AU595588B2 (en) 1986-06-30 1987-03-05 Planar light emitting device

Country Status (4)

Country Link
JP (1) JP2755941B2 (en)
AU (1) AU595588B2 (en)
CA (1) CA1289534C (en)
GB (1) GB2192084B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0310889A3 (en) * 1987-10-09 1991-07-03 Andreas Peiker Display device comprising a plurality of light sources
GB2222293B (en) * 1988-08-24 1992-06-17 Stc Plc Backlight for radio pager lcd
DE3834492A1 (en) * 1988-10-11 1990-04-12 Langmatz Lic Gmbh LIGHT INDICATOR
DE4125034A1 (en) * 1991-07-29 1993-02-04 Telefunken Electronic Gmbh Illumination module for transmissive type LCD display - has plastic block providing optical transmission of daylight and artificial light to illuminate directly and indirectly
JPH0772815A (en) * 1992-12-15 1995-03-17 Koito Mfg Co Ltd Liquid crystal display device
DE4339314C2 (en) * 1993-11-18 2001-05-17 Mannesmann Vdo Ag Display unit, in particular combination instrument
GB2334807A (en) * 1998-02-27 1999-09-01 Nokia Mobile Phones Ltd Display assembly
JP2002169149A (en) * 2000-12-01 2002-06-14 Mitsubishi Electric Corp Reflection-type liquid crystal display
WO2002054721A1 (en) 2000-12-29 2002-07-11 Vertu Ltd A casing
US7006349B2 (en) 2000-12-29 2006-02-28 Vertu Limited Casing
GB2374235B (en) 2000-12-29 2004-09-22 Nokia Mobile Phones Ltd A casing
US7711400B2 (en) 2000-12-29 2010-05-04 Vertu Limited Casing
US6925313B2 (en) * 2001-02-07 2005-08-02 Hyundai Curitel Inc. Folder-type mobile communication terminal having double-sided LCD
US6950680B2 (en) * 2001-09-17 2005-09-27 Nokia Corporation Electronic device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3863246A (en) * 1973-07-09 1975-01-28 Collins Radio Co Backlighted display apparatus for preventing direct viewing of light sources
DE2707081A1 (en) * 1977-02-18 1978-08-24 Ackeret Design Studios OPTICAL NUMBER SEGMENT DISPLAY
JPS53104197A (en) * 1977-02-23 1978-09-11 Stanley Electric Co Ltd Miniature illuminator
JPS58209777A (en) * 1982-05-31 1983-12-06 日本精機株式会社 Liquid crystal display
JPS59186882U (en) * 1983-05-30 1984-12-11 株式会社小糸製作所 indicator
US4616295A (en) * 1984-07-03 1986-10-07 Hewlett-Packard Company Apparatus for mounting and illuminating liquid crystal displays
JPS6136911U (en) * 1984-08-08 1986-03-07 スタンレー電気株式会社 lighting equipment
JPS61217084A (en) * 1985-03-22 1986-09-26 三菱レイヨン・エンジニアリング株式会社 Image display unit

Also Published As

Publication number Publication date
AU595588B2 (en) 1990-04-05
GB8705784D0 (en) 1987-04-15
GB2192084B (en) 1990-12-12
GB2192084A (en) 1987-12-31
JP2755941B2 (en) 1998-05-25
JPS638718A (en) 1988-01-14
CA1289534C (en) 1991-09-24

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