CA1289534C - Dispositif luminescent planar - Google Patents

Dispositif luminescent planar

Info

Publication number
CA1289534C
CA1289534C CA000531514A CA531514A CA1289534C CA 1289534 C CA1289534 C CA 1289534C CA 000531514 A CA000531514 A CA 000531514A CA 531514 A CA531514 A CA 531514A CA 1289534 C CA1289534 C CA 1289534C
Authority
CA
Canada
Prior art keywords
light emitting
light
emitting device
light sources
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.)
Expired - Lifetime
Application number
CA000531514A
Other languages
English (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
Application granted granted Critical
Publication of CA1289534C publication Critical patent/CA1289534C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/22—Illumination; Arrangements for improving the visibility of characters on dials

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Nonlinear Science (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)
CA000531514A 1986-06-30 1987-03-09 Dispositif luminescent planar Expired - Lifetime CA1289534C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP61153356A JP2755941B2 (ja) 1986-06-30 1986-06-30 面発光装置
JP61-153356 1986-06-30

Publications (1)

Publication Number Publication Date
CA1289534C true CA1289534C (fr) 1991-09-24

Family

ID=15560672

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000531514A Expired - Lifetime CA1289534C (fr) 1986-06-30 1987-03-09 Dispositif luminescent planar

Country Status (4)

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

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0310889A3 (fr) * 1987-10-09 1991-07-03 Andreas Peiker Dispositif d'affichage comprenant plusieurs sources de lumière
GB2222293B (en) * 1988-08-24 1992-06-17 Stc Plc Backlight for radio pager lcd
DE3834492A1 (de) * 1988-10-11 1990-04-12 Langmatz Lic Gmbh Leuchtanzeigeeinrichtung
DE4125034A1 (de) * 1991-07-29 1993-02-04 Telefunken Electronic Gmbh Beleuchtungsmodul
JPH0772815A (ja) * 1992-12-15 1995-03-17 Koito Mfg Co Ltd 液晶表示装置
DE4339314C2 (de) * 1993-11-18 2001-05-17 Mannesmann Vdo Ag Anzeigeeinheit, insbesondere Kombinationsinstrument
GB2334807A (en) * 1998-02-27 1999-09-01 Nokia Mobile Phones Ltd Display assembly
JP2002169149A (ja) * 2000-12-01 2002-06-14 Mitsubishi Electric Corp 反射型液晶表示装置
CN100512328C (zh) 2000-12-29 2009-07-08 弗图有限公司 一种外壳
US7711400B2 (en) 2000-12-29 2010-05-04 Vertu Limited Casing
GB2374235B (en) 2000-12-29 2004-09-22 Nokia Mobile Phones Ltd A casing
US7006349B2 (en) 2000-12-29 2006-02-28 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 (de) * 1977-02-18 1978-08-24 Ackeret Design Studios Optische zahlensegmentanzeige
JPS53104197A (en) * 1977-02-23 1978-09-11 Stanley Electric Co Ltd Miniature illuminator
JPS58209777A (ja) * 1982-05-31 1983-12-06 日本精機株式会社 液晶表示装置
JPS59186882U (ja) * 1983-05-30 1984-12-11 株式会社小糸製作所 インジケ−タ
US4616295A (en) * 1984-07-03 1986-10-07 Hewlett-Packard Company Apparatus for mounting and illuminating liquid crystal displays
JPS6136911U (ja) * 1984-08-08 1986-03-07 スタンレー電気株式会社 照明装置
JPS61217084A (ja) * 1985-03-22 1986-09-26 三菱レイヨン・エンジニアリング株式会社 画像表示装置

Also Published As

Publication number Publication date
GB2192084A (en) 1987-12-31
JPS638718A (ja) 1988-01-14
GB2192084B (en) 1990-12-12
JP2755941B2 (ja) 1998-05-25
AU595588B2 (en) 1990-04-05
AU6973687A (en) 1988-01-07
GB8705784D0 (en) 1987-04-15

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Legal Events

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