GB2351834B - Liquid-Crystal display and electronic device incorporating the display - Google Patents

Liquid-Crystal display and electronic device incorporating the display

Info

Publication number
GB2351834B
GB2351834B GB0016451A GB0016451A GB2351834B GB 2351834 B GB2351834 B GB 2351834B GB 0016451 A GB0016451 A GB 0016451A GB 0016451 A GB0016451 A GB 0016451A GB 2351834 B GB2351834 B GB 2351834B
Authority
GB
United Kingdom
Prior art keywords
display
liquid
electronic device
device incorporating
crystal display
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 - Fee Related
Application number
GB0016451A
Other versions
GB2351834A (en
GB0016451D0 (en
Inventor
Eiichi Fukiharu
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.)
NEC Corp
Original Assignee
NEC 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 NEC Corp filed Critical NEC Corp
Publication of GB0016451D0 publication Critical patent/GB0016451D0/en
Publication of GB2351834A publication Critical patent/GB2351834A/en
Application granted granted Critical
Publication of GB2351834B publication Critical patent/GB2351834B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • G02F1/133616—Front illuminating devices
    • 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
    • G02F2203/00—Function characteristic
    • G02F2203/02—Function characteristic reflective

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Optical Elements Other Than Lenses (AREA)
GB0016451A 1999-07-06 2000-07-04 Liquid-Crystal display and electronic device incorporating the display Expired - Fee Related GB2351834B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11191356A JP2001021883A (en) 1999-07-06 1999-07-06 Reflective liquid crystal display device and electronic equipment

Publications (3)

Publication Number Publication Date
GB0016451D0 GB0016451D0 (en) 2000-08-23
GB2351834A GB2351834A (en) 2001-01-10
GB2351834B true GB2351834B (en) 2001-08-15

Family

ID=16273223

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0016451A Expired - Fee Related GB2351834B (en) 1999-07-06 2000-07-04 Liquid-Crystal display and electronic device incorporating the display

Country Status (2)

Country Link
JP (1) JP2001021883A (en)
GB (1) GB2351834B (en)

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7706050B2 (en) 2004-03-05 2010-04-27 Qualcomm Mems Technologies, Inc. Integrated modulator illumination
US7733439B2 (en) 2007-04-30 2010-06-08 Qualcomm Mems Technologies, Inc. Dual film light guide for illuminating displays
US7750886B2 (en) 2004-09-27 2010-07-06 Qualcomm Mems Technologies, Inc. Methods and devices for lighting displays
US7766498B2 (en) 2006-06-21 2010-08-03 Qualcomm Mems Technologies, Inc. Linear solid state illuminator
US7777954B2 (en) 2007-01-30 2010-08-17 Qualcomm Mems Technologies, Inc. Systems and methods of providing a light guiding layer
US7845841B2 (en) 2006-08-28 2010-12-07 Qualcomm Mems Technologies, Inc. Angle sweeping holographic illuminator
US7855827B2 (en) 2006-10-06 2010-12-21 Qualcomm Mems Technologies, Inc. Internal optical isolation structure for integrated front or back lighting
US7864395B2 (en) 2006-10-27 2011-01-04 Qualcomm Mems Technologies, Inc. Light guide including optical scattering elements and a method of manufacture
US8040588B2 (en) 2004-09-27 2011-10-18 Qualcomm Mems Technologies, Inc. System and method of illuminating interferometric modulators using backlighting
US8040589B2 (en) 2008-02-12 2011-10-18 Qualcomm Mems Technologies, Inc. Devices and methods for enhancing brightness of displays using angle conversion layers
US8049951B2 (en) 2008-04-15 2011-11-01 Qualcomm Mems Technologies, Inc. Light with bi-directional propagation
US8061882B2 (en) 2006-10-06 2011-11-22 Qualcomm Mems Technologies, Inc. Illumination device with built-in light coupler
US8107155B2 (en) 2006-10-06 2012-01-31 Qualcomm Mems Technologies, Inc. System and method for reducing visual artifacts in displays
US8118468B2 (en) 2008-05-16 2012-02-21 Qualcomm Mems Technologies, Inc. Illumination apparatus and methods
US8169688B2 (en) 2004-09-27 2012-05-01 Qualcomm Mems Technologies, Inc. System and method of reducing color shift in a display
US8231257B2 (en) 2009-01-13 2012-07-31 Qualcomm Mems Technologies, Inc. Large area light panel and screen
US8346048B2 (en) 2008-05-28 2013-01-01 Qualcomm Mems Technologies, Inc. Front light devices and methods of fabrication thereof
US8358266B2 (en) 2008-09-02 2013-01-22 Qualcomm Mems Technologies, Inc. Light turning device with prismatic light turning features
US8402647B2 (en) 2010-08-25 2013-03-26 Qualcomm Mems Technologies Inc. Methods of manufacturing illumination systems
US8872085B2 (en) 2006-10-06 2014-10-28 Qualcomm Mems Technologies, Inc. Display device having front illuminator with turning features
US8979349B2 (en) 2009-05-29 2015-03-17 Qualcomm Mems Technologies, Inc. Illumination devices and methods of fabrication thereof

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7907319B2 (en) 1995-11-06 2011-03-15 Qualcomm Mems Technologies, Inc. Method and device for modulating light with optical compensation
US8928967B2 (en) 1998-04-08 2015-01-06 Qualcomm Mems Technologies, Inc. Method and device for modulating light
KR100703140B1 (en) 1998-04-08 2007-04-05 이리다임 디스플레이 코포레이션 Interferometric modulation and its manufacturing method
GB2364157A (en) * 2000-02-10 2002-01-16 Michael Anthony Hands Display device
US20030001985A1 (en) * 2001-06-28 2003-01-02 Steve Doe Electronic display
KR100922447B1 (en) * 2002-10-18 2009-10-21 하이디스 테크놀로지 주식회사 Reflective type liquid crystal display
TWI289708B (en) 2002-12-25 2007-11-11 Qualcomm Mems Technologies Inc Optical interference type color display
US7342705B2 (en) 2004-02-03 2008-03-11 Idc, Llc Spatial light modulator with integrated optical compensation structure
US7916980B2 (en) 2006-01-13 2011-03-29 Qualcomm Mems Technologies, Inc. Interconnect structure for MEMS device
JP2010510530A (en) 2006-10-06 2010-04-02 クォルコム・メムズ・テクノロジーズ・インコーポレーテッド Optical loss structure integrated into lighting equipment
US8068710B2 (en) 2007-12-07 2011-11-29 Qualcomm Mems Technologies, Inc. Decoupled holographic film and diffuser
US8654061B2 (en) 2008-02-12 2014-02-18 Qualcomm Mems Technologies, Inc. Integrated front light solution
US8902484B2 (en) 2010-12-15 2014-12-02 Qualcomm Mems Technologies, Inc. Holographic brightness enhancement film
KR101610453B1 (en) 2011-04-11 2016-04-07 쌩-고벵 글래스 프랑스 Illuminated double glazing

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0545705A1 (en) * 1991-12-03 1993-06-09 Sharp Kabushiki Kaisha Liquid crystal display device
US5477239A (en) * 1993-11-12 1995-12-19 Dell Usa, L.P. Front lighting system for liquid crystal display
US5608550A (en) * 1994-06-24 1997-03-04 Minnesota Mining And Manufacturing Company Front-lit liquid crystal display having brightness enhancing film with microridges which directs light through the display to a reflector
GB2347549A (en) * 1999-03-03 2000-09-06 Nec Corp Device for illuminating an object by reflected light
GB2348040A (en) * 1999-03-16 2000-09-20 Motorola Inc Display assembly with diffracting layer

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0545705A1 (en) * 1991-12-03 1993-06-09 Sharp Kabushiki Kaisha Liquid crystal display device
US5477239A (en) * 1993-11-12 1995-12-19 Dell Usa, L.P. Front lighting system for liquid crystal display
US5608550A (en) * 1994-06-24 1997-03-04 Minnesota Mining And Manufacturing Company Front-lit liquid crystal display having brightness enhancing film with microridges which directs light through the display to a reflector
GB2347549A (en) * 1999-03-03 2000-09-06 Nec Corp Device for illuminating an object by reflected light
GB2348040A (en) * 1999-03-16 2000-09-20 Motorola Inc Display assembly with diffracting layer

Cited By (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7880954B2 (en) 2004-03-05 2011-02-01 Qualcomm Mems Technologies, Inc. Integrated modulator illumination
US7706050B2 (en) 2004-03-05 2010-04-27 Qualcomm Mems Technologies, Inc. Integrated modulator illumination
US8169688B2 (en) 2004-09-27 2012-05-01 Qualcomm Mems Technologies, Inc. System and method of reducing color shift in a display
US7750886B2 (en) 2004-09-27 2010-07-06 Qualcomm Mems Technologies, Inc. Methods and devices for lighting displays
US8040588B2 (en) 2004-09-27 2011-10-18 Qualcomm Mems Technologies, Inc. System and method of illuminating interferometric modulators using backlighting
US7766498B2 (en) 2006-06-21 2010-08-03 Qualcomm Mems Technologies, Inc. Linear solid state illuminator
US7845841B2 (en) 2006-08-28 2010-12-07 Qualcomm Mems Technologies, Inc. Angle sweeping holographic illuminator
US7855827B2 (en) 2006-10-06 2010-12-21 Qualcomm Mems Technologies, Inc. Internal optical isolation structure for integrated front or back lighting
US8061882B2 (en) 2006-10-06 2011-11-22 Qualcomm Mems Technologies, Inc. Illumination device with built-in light coupler
US8107155B2 (en) 2006-10-06 2012-01-31 Qualcomm Mems Technologies, Inc. System and method for reducing visual artifacts in displays
US8872085B2 (en) 2006-10-06 2014-10-28 Qualcomm Mems Technologies, Inc. Display device having front illuminator with turning features
US7864395B2 (en) 2006-10-27 2011-01-04 Qualcomm Mems Technologies, Inc. Light guide including optical scattering elements and a method of manufacture
US7777954B2 (en) 2007-01-30 2010-08-17 Qualcomm Mems Technologies, Inc. Systems and methods of providing a light guiding layer
US7733439B2 (en) 2007-04-30 2010-06-08 Qualcomm Mems Technologies, Inc. Dual film light guide for illuminating displays
US8040589B2 (en) 2008-02-12 2011-10-18 Qualcomm Mems Technologies, Inc. Devices and methods for enhancing brightness of displays using angle conversion layers
US8049951B2 (en) 2008-04-15 2011-11-01 Qualcomm Mems Technologies, Inc. Light with bi-directional propagation
US8118468B2 (en) 2008-05-16 2012-02-21 Qualcomm Mems Technologies, Inc. Illumination apparatus and methods
US8346048B2 (en) 2008-05-28 2013-01-01 Qualcomm Mems Technologies, Inc. Front light devices and methods of fabrication thereof
US8358266B2 (en) 2008-09-02 2013-01-22 Qualcomm Mems Technologies, Inc. Light turning device with prismatic light turning features
US8231257B2 (en) 2009-01-13 2012-07-31 Qualcomm Mems Technologies, Inc. Large area light panel and screen
US8439546B2 (en) 2009-01-13 2013-05-14 Qualcomm Mems Technologies, Inc. Large area light panel and screen
US8979349B2 (en) 2009-05-29 2015-03-17 Qualcomm Mems Technologies, Inc. Illumination devices and methods of fabrication thereof
US8402647B2 (en) 2010-08-25 2013-03-26 Qualcomm Mems Technologies Inc. Methods of manufacturing illumination systems

Also Published As

Publication number Publication date
JP2001021883A (en) 2001-01-26
GB2351834A (en) 2001-01-10
GB0016451D0 (en) 2000-08-23

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20100704