JPS55126215A - Display unit and driving same - Google Patents
Display unit and driving sameInfo
- Publication number
- JPS55126215A JPS55126215A JP10214079A JP10214079A JPS55126215A JP S55126215 A JPS55126215 A JP S55126215A JP 10214079 A JP10214079 A JP 10214079A JP 10214079 A JP10214079 A JP 10214079A JP S55126215 A JPS55126215 A JP S55126215A
- Authority
- JP
- Japan
- Prior art keywords
- light
- plate
- fluorescent
- contrast filter
- dark
- 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.)
- Pending
Links
- 239000002245 particle Substances 0.000 abstract 2
- 210000002858 crystal cell Anatomy 0.000 abstract 1
- 239000004973 liquid crystal related substance Substances 0.000 abstract 1
- 238000001228 spectrum Methods 0.000 abstract 1
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
- G02F1/133617—Illumination with ultraviolet light; Luminescent elements or materials associated to the cell
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19782835347 DE2835347A1 (de) | 1978-08-11 | 1978-08-11 | Anzeigevorrichtung mit einem elektrooptischen lichtventil |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS55126215A true JPS55126215A (en) | 1980-09-29 |
Family
ID=6046856
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10214079A Pending JPS55126215A (en) | 1978-08-11 | 1979-08-10 | Display unit and driving same |
Country Status (5)
Country | Link |
---|---|
US (1) | US4264147A (ja) |
EP (1) | EP0008400B1 (ja) |
JP (1) | JPS55126215A (ja) |
AT (1) | ATE660T1 (ja) |
DE (1) | DE2835347A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59133527A (ja) * | 1983-01-21 | 1984-07-31 | Hitachi Ltd | 液晶表示装置 |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2910952A1 (de) * | 1979-03-20 | 1980-12-11 | Siemens Ag | Vorrichtung zur verbesserung der erkennbarkeit von passiven displays |
DE2911087A1 (de) * | 1979-03-21 | 1980-09-25 | Siemens Ag | Darstellungsverfahren und anzeigevorrichtung zur durchfuehrung dieses verfahrens |
JPS56135886A (en) * | 1980-03-26 | 1981-10-23 | Sharp Kk | Reflecting type fluorescent liquid crystal indicator |
DE3017551C2 (de) * | 1980-05-08 | 1982-08-26 | Vdo Adolf Schindling Ag, 6000 Frankfurt | Passives elektrooptisches Anzeigeelement |
US4810063A (en) * | 1981-09-16 | 1989-03-07 | Manchester R & D Partnership | Enhanced scattering voltage sensitive encapsulated liquid crystal with light directing and interference layer features |
IT1147855B (it) * | 1982-04-21 | 1986-11-26 | Panerai Off Srl | Piastra luminosa di segnalazione particolarmente adatta all'istallazione sul ponte di unita' navali |
JPS5931519A (ja) * | 1982-08-13 | 1984-02-20 | キヤノン株式会社 | キ−ボ−ドスイツチ |
US4856876A (en) * | 1983-03-30 | 1989-08-15 | Manchester R & D Partnership | Fluorescent colored encapsulated liquid crystal apparatus using enhanced scattering |
US4832458A (en) * | 1984-08-28 | 1989-05-23 | Talig Corporation | Display for contrast enhancement |
US4732456A (en) * | 1984-08-28 | 1988-03-22 | Taliq Corporation | Scattering display for contrast enhancement including target |
US4726662A (en) * | 1985-09-24 | 1988-02-23 | Talig Corporation | Display including a prismatic lens system or a prismatic reflective system |
US4721366A (en) * | 1985-10-07 | 1988-01-26 | Rca Corporation | Illumination of a liquid crystal display |
US4822145A (en) * | 1986-05-14 | 1989-04-18 | Massachusetts Institute Of Technology | Method and apparatus utilizing waveguide and polarized light for display of dynamic images |
US4822144A (en) * | 1986-12-24 | 1989-04-18 | U.S. Philips Corporation | Electro-optic color display including luminescent layer and interference filter |
CA1274613A (en) * | 1986-12-24 | 1990-09-25 | Leendert Vriens | Projection device and associated display device |
US4991940A (en) * | 1988-01-25 | 1991-02-12 | Taliq Corporation | Gain reflector-liquid crystal display |
US5076668A (en) * | 1988-01-25 | 1991-12-31 | Taliq Corporation | Gain reflector-liquid crystal display |
US5018837A (en) * | 1989-07-03 | 1991-05-28 | Motorola, Inc. | Enhanced contrast liquid crystal display device |
US5155777A (en) * | 1991-06-26 | 1992-10-13 | International Business Machines Corporation | Scattered light blocking layer for optoelectronic receivers |
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 |
US5502626A (en) * | 1994-06-17 | 1996-03-26 | Honeywell Inc. | High efficiency fluorescent lamp device |
US5579134A (en) * | 1994-11-30 | 1996-11-26 | Honeywell Inc. | Prismatic refracting optical array for liquid flat panel crystal display backlight |
US5737045A (en) * | 1995-09-22 | 1998-04-07 | Ois Optical Imaging Systems, Inc. | LCD with notch filter |
EP0958571B1 (en) * | 1997-11-29 | 2003-07-23 | Koninklijke Philips Electronics N.V. | Display device comprising a light guide |
TW575778B (en) * | 2000-09-28 | 2004-02-11 | Koninkl Philips Electronics Nv | Light-switching device |
AU2002348840A1 (en) * | 2001-12-10 | 2003-06-23 | Koninklijke Philips Electronics N.V. | Display panel comprising a light guide |
JP4791963B2 (ja) * | 2003-09-19 | 2011-10-12 | ティーピーオー ホンコン ホールディング リミテッド | コントラストが向上した半透明型ディスプレイ |
IL176673A0 (en) * | 2006-07-03 | 2007-07-04 | Fermon Israel | A variably displayable mobile device keyboard |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2221441A1 (de) * | 1972-05-02 | 1973-11-15 | Bernt Von Grabe | Optoelektronischer zeichengenerator |
DD120724A1 (ja) * | 1975-06-12 | 1976-06-20 | ||
DE2640909C2 (de) * | 1976-09-10 | 1987-05-07 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Anzeigevorrichtung mit einem Strahlungskollektor und -verdichter |
AT351615B (de) * | 1975-12-03 | 1979-08-10 | Siemens Ag | Anordnung zur passiven helligkeitsverstaerkung von ein- oder mehrfarbigen anzeigevor- richtungen |
DE2554226C3 (de) * | 1975-12-03 | 1985-07-11 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V., 8000 Muenchen | Strahlungskollektor und -verdichter in Form einer fluoreszierenden Kunststoffplatte |
DE2616669C2 (de) * | 1976-04-15 | 1986-10-09 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Strahlungskollektor und -verdichter in Form einer fluoreszierenden Kunststoffplatte und Anzeigevorrichtung hiermit |
DE2619352C2 (de) * | 1976-04-30 | 1981-12-03 | Siemens AG, 1000 Berlin und 8000 München | Flüssigkristall-Anzeigevorrichtung mit einer Platte aus fluoreszierendem Material |
DE2619368A1 (de) * | 1976-04-30 | 1977-11-17 | Siemens Ag | Fluessigkristallanzeige mit einer fluoreszenzplatte |
DE2706375C3 (de) * | 1977-02-15 | 1982-08-26 | Siemens AG, 1000 Berlin und 8000 München | Anzeigeanordnung mit einer Lichtventilvorrichtung, insbesondere einer Flüssigkristallzelle |
DE2759339C3 (de) * | 1977-02-15 | 1980-08-14 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Anordnung mit einem Lichtventil |
US4113360A (en) * | 1977-03-28 | 1978-09-12 | Siemens Aktiengesellschaft | Indicating device for illustrating symbols of all kinds |
DE2808440C3 (de) * | 1978-02-27 | 1982-07-08 | Siemens AG, 1000 Berlin und 8000 München | Anzeigevorrichtung mit einem in einem Zeitmultiplexverfahren angesteuerten Lichtventil |
-
1978
- 1978-08-11 DE DE19782835347 patent/DE2835347A1/de not_active Ceased
-
1979
- 1979-07-06 US US06/055,343 patent/US4264147A/en not_active Expired - Lifetime
- 1979-08-06 AT AT79102834T patent/ATE660T1/de not_active IP Right Cessation
- 1979-08-06 EP EP79102834A patent/EP0008400B1/de not_active Expired
- 1979-08-10 JP JP10214079A patent/JPS55126215A/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59133527A (ja) * | 1983-01-21 | 1984-07-31 | Hitachi Ltd | 液晶表示装置 |
Also Published As
Publication number | Publication date |
---|---|
US4264147A (en) | 1981-04-28 |
DE2835347A1 (de) | 1980-02-28 |
EP0008400A1 (de) | 1980-03-05 |
ATE660T1 (de) | 1982-02-15 |
EP0008400B1 (de) | 1982-02-03 |
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