TWI560496B - Liquid crystal device, electronic apparatus and lighting device - Google Patents

Liquid crystal device, electronic apparatus and lighting device

Info

Publication number
TWI560496B
TWI560496B TW101122878A TW101122878A TWI560496B TW I560496 B TWI560496 B TW I560496B TW 101122878 A TW101122878 A TW 101122878A TW 101122878 A TW101122878 A TW 101122878A TW I560496 B TWI560496 B TW I560496B
Authority
TW
Taiwan
Prior art keywords
liquid crystal
electronic apparatus
lighting device
crystal device
lighting
Prior art date
Application number
TW101122878A
Other languages
Chinese (zh)
Other versions
TW201305672A (en
Inventor
Yoichi Momose
Original Assignee
Seiko Epson 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 Seiko Epson Corp filed Critical Seiko Epson Corp
Publication of TW201305672A publication Critical patent/TW201305672A/en
Application granted granted Critical
Publication of TWI560496B publication Critical patent/TWI560496B/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
    • 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
    • G02B6/0075—Arrangements of multiple light guides
    • G02B6/0078—Side-by-side arrangements, e.g. for large area displays
    • 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
    • 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
    • G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
  • Light Guides In General And Applications Therefor (AREA)
TW101122878A 2011-07-01 2012-06-26 Liquid crystal device, electronic apparatus and lighting device TWI560496B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2011147092 2011-07-01
JP2011253714A JP5867003B2 (en) 2011-07-01 2011-11-21 Liquid crystal device, electronic device and lighting device
JP2011253715A JP5821562B2 (en) 2011-07-01 2011-11-21 Liquid crystal device, electronic device and lighting device

Publications (2)

Publication Number Publication Date
TW201305672A TW201305672A (en) 2013-02-01
TWI560496B true TWI560496B (en) 2016-12-01

Family

ID=47789116

Family Applications (1)

Application Number Title Priority Date Filing Date
TW101122878A TWI560496B (en) 2011-07-01 2012-06-26 Liquid crystal device, electronic apparatus and lighting device

Country Status (4)

Country Link
JP (2) JP5867003B2 (en)
KR (1) KR102015136B1 (en)
CN (1) CN203204270U (en)
TW (1) TWI560496B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8755007B2 (en) * 2011-07-01 2014-06-17 Seiko Epson Corporation Liquid crystal device, electronic apparatus and lighting device
US11016239B1 (en) * 2017-02-22 2021-05-25 Sharp Kabushiki Kaisha Lighting device and display device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW200636356A (en) * 2005-04-15 2006-10-16 Hon Hai Prec Ind Co Ltd Light guide plate and backlight module
JP2009054390A (en) * 2007-08-27 2009-03-12 Citizen Electronics Co Ltd Illumination device
JP2009218101A (en) * 2008-03-11 2009-09-24 Kuroda Denki Kk Surface light emitting device
TW201013117A (en) * 2008-06-23 2010-04-01 Sony Corp Plane light source device and display device

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2731222B2 (en) * 1989-03-20 1998-03-25 松下電工株式会社 Surface lighting device
JP4440062B2 (en) 2004-10-08 2010-03-24 シャープ株式会社 Lighting device
JP4429870B2 (en) 2004-10-19 2010-03-10 シャープ株式会社 Liquid crystal display
KR20070081564A (en) * 2006-02-13 2007-08-17 삼성전자주식회사 Backlight assembly and a display device provided with the same
JP2009163902A (en) * 2007-12-28 2009-07-23 Hitachi Ltd Liquid crystal display
JP2010177153A (en) * 2009-02-02 2010-08-12 Sony Corp Surface light source and display device
US20120075555A1 (en) * 2009-06-03 2012-03-29 Parker Jeffery R Liquid crystal display apparatus and light emitting assembly with light transmission control elements for illuminating same

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW200636356A (en) * 2005-04-15 2006-10-16 Hon Hai Prec Ind Co Ltd Light guide plate and backlight module
JP2009054390A (en) * 2007-08-27 2009-03-12 Citizen Electronics Co Ltd Illumination device
JP2009218101A (en) * 2008-03-11 2009-09-24 Kuroda Denki Kk Surface light emitting device
TW201013117A (en) * 2008-06-23 2010-04-01 Sony Corp Plane light source device and display device

Also Published As

Publication number Publication date
JP5867003B2 (en) 2016-02-24
KR20130004138A (en) 2013-01-09
JP2013033193A (en) 2013-02-14
JP5821562B2 (en) 2015-11-24
KR102015136B1 (en) 2019-08-27
CN203204270U (en) 2013-09-18
TW201305672A (en) 2013-02-01
JP2013033192A (en) 2013-02-14

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees