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DE19880175T1 - Ambient illuminated electro-optical display device - Google Patents

Ambient illuminated electro-optical display device

Info

Publication number
DE19880175T1
DE19880175T1 DE19880175T DE19880175T DE19880175T1 DE 19880175 T1 DE19880175 T1 DE 19880175T1 DE 19880175 T DE19880175 T DE 19880175T DE 19880175 T DE19880175 T DE 19880175T DE 19880175 T1 DE19880175 T1 DE 19880175T1
Authority
DE
Germany
Prior art keywords
display device
optical display
electro
ambient illuminated
ambient
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.)
Ceased
Application number
DE19880175T
Other languages
German (de)
Inventor
George T Valliath
Robert B Akins
Kevin W Jelley
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.)
Motorola Solutions Inc
Original Assignee
Motorola 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
Application filed by Motorola Inc filed Critical Motorola Inc
Publication of DE19880175T1 publication Critical patent/DE19880175T1/en
Ceased 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
    • G02F1/133504—Diffusing, scattering, diffracting elements

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)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Liquid Crystal (AREA)
DE19880175T 1997-01-16 1998-01-16 Ambient illuminated electro-optical display device Ceased DE19880175T1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US78373197A 1997-01-16 1997-01-16
PCT/US1998/000860 WO1998032047A1 (en) 1997-01-16 1998-01-16 Ambient illuminated electro-optic display device

Publications (1)

Publication Number Publication Date
DE19880175T1 true DE19880175T1 (en) 1999-04-15

Family

ID=25130222

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19880175T Ceased DE19880175T1 (en) 1997-01-16 1998-01-16 Ambient illuminated electro-optical display device

Country Status (4)

Country Link
AU (1) AU6027998A (en)
DE (1) DE19880175T1 (en)
GB (1) GB2325330B (en)
WO (1) WO1998032047A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8928967B2 (en) 1998-04-08 2015-01-06 Qualcomm Mems Technologies, Inc. Method and device for modulating light
WO1999052006A2 (en) 1998-04-08 1999-10-14 Etalon, Inc. Interferometric modulation of radiation
US6636285B2 (en) 2001-11-01 2003-10-21 Motorola, Inc. Reflective liquid crystal display with improved contrast
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
US7630123B2 (en) 2004-09-27 2009-12-08 Qualcomm Mems Technologies, Inc. Method and device for compensating for color shift as a function of angle of view
US7916980B2 (en) 2006-01-13 2011-03-29 Qualcomm Mems Technologies, Inc. Interconnect structure for MEMS device
WO2008045200A2 (en) 2006-10-06 2008-04-17 Qualcomm Mems Technologies, Inc. Optical loss structure integrated in an illumination apparatus of a display
US8872085B2 (en) 2006-10-06 2014-10-28 Qualcomm Mems Technologies, Inc. Display device having front illuminator with turning features
US8721149B2 (en) 2008-01-30 2014-05-13 Qualcomm Mems Technologies, Inc. Illumination device having a tapered light guide
WO2009102731A2 (en) * 2008-02-12 2009-08-20 Qualcomm Mems Technologies, Inc. Devices and methods for enhancing brightness of displays using angle conversion layers
KR20120090772A (en) 2009-05-29 2012-08-17 퀄컴 엠이엠에스 테크놀로지스, 인크. Illumination devices and methods of fabrication thereof
US8902484B2 (en) 2010-12-15 2014-12-02 Qualcomm Mems Technologies, Inc. Holographic brightness enhancement film

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3837729A (en) * 1973-05-14 1974-09-24 Hoffmann La Roche Liquid crystal display
US5629784A (en) * 1994-04-12 1997-05-13 Ois Optical Imaging Systems, Inc. Liquid crystal display with holographic diffuser and prism sheet on viewer side
GB2306229B (en) * 1995-10-13 1999-04-07 Ibm Diffusely reflective display cell

Also Published As

Publication number Publication date
AU6027998A (en) 1998-08-07
GB2325330B (en) 2001-06-20
WO1998032047A1 (en) 1998-07-23
GB9820095D0 (en) 1998-11-11
GB2325330A (en) 1998-11-18

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8128 New person/name/address of the agent

Representative=s name: SCHUMACHER & WILLSAU, PATENTANWALTSSOZIETAET, 8033

8131 Rejection