NL179685C - Passieve elektro-optische beeldcel. - Google Patents
Passieve elektro-optische beeldcel.Info
- Publication number
- NL179685C NL179685C NLAANVRAGE7902252,A NL7902252A NL179685C NL 179685 C NL179685 C NL 179685C NL 7902252 A NL7902252 A NL 7902252A NL 179685 C NL179685 C NL 179685C
- Authority
- NL
- Netherlands
- Prior art keywords
- optical image
- image cell
- passive electro
- electro
- passive
- Prior art date
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
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
- G02F1/133753—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers with different alignment orientations or pretilt angles on a same surface, e.g. for grey scale or improved viewing angle
-
- 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
- G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
- G02F1/13731—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on a field-induced phase transition
- G02F1/13737—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on a field-induced phase transition in liquid crystals doped with a pleochroic dye
-
- 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
- G02F1/133371—Cells with varying thickness of the liquid crystal layer
-
- 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
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
- G02F1/133742—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers for homeotropic alignment
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Mathematical Physics (AREA)
- Liquid Crystal (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH313578A CH621200A5 (nl) | 1978-03-22 | 1978-03-22 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7902252A NL7902252A (nl) | 1979-09-25 |
NL179685B NL179685B (nl) | 1986-05-16 |
NL179685C true NL179685C (nl) | 1986-10-16 |
Family
ID=4249369
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7902252,A NL179685C (nl) | 1978-03-22 | 1979-03-22 | Passieve elektro-optische beeldcel. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4277144A (nl) |
JP (1) | JPS54143162A (nl) |
AT (1) | AT380576B (nl) |
CH (1) | CH621200A5 (nl) |
DE (1) | DE2853639C3 (nl) |
FR (1) | FR2420802A1 (nl) |
GB (1) | GB2020053B (nl) |
NL (1) | NL179685C (nl) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS564121A (en) * | 1979-06-22 | 1981-01-17 | Stanley Electric Co Ltd | Liquid crystal display device |
US5227905A (en) * | 1980-01-08 | 1993-07-13 | Clark Noel A | Surface stabilized ferroelectric liquid crystal devices |
US4563059A (en) * | 1983-01-10 | 1986-01-07 | Clark Noel A | Surface stabilized ferroelectric liquid crystal devices |
USRE34966E (en) * | 1980-01-08 | 1995-06-13 | Clark Noel A | Surface stabilized ferroelectric liquid crystal devices with LC molecules aligned at angle Ω(α) from normal to substrates |
US4958916A (en) * | 1980-01-08 | 1990-09-25 | Clark Noel A | Surface stabilized ferroelectric liquid crystal devices |
US5083855A (en) * | 1980-01-08 | 1992-01-28 | Clark Noel A | Surface stabilized ferroelectric liquid crystal devices |
USRE34950E (en) * | 1980-01-08 | 1995-05-23 | Clark Noel A | Surface stabilized ferroelectric liquid crystal devices with means for aligning LC molecules at Ω(α) from normal to the means |
US4813767A (en) * | 1980-01-08 | 1989-03-21 | Clark Noel A | Surface stabilized ferroelectric liquid crystal devices |
US4840463A (en) * | 1987-08-19 | 1989-06-20 | Clark Noel A | Surface stabilized ferroelectric liquid crystal devices |
JPS56122866U (nl) * | 1980-02-20 | 1981-09-18 | ||
NL8200069A (nl) * | 1982-01-11 | 1983-08-01 | Philips Nv | Weergeefinrichting met vloeibaar kristal. |
JPS5979221A (ja) * | 1982-10-29 | 1984-05-08 | Canon Inc | 電気光学装置 |
YU44866B (en) * | 1983-09-09 | 1991-04-30 | Inst Stefan Jozef | Matrix lcd with an internal reflector and a measuring net |
US4726659A (en) * | 1986-02-24 | 1988-02-23 | Rca Corporation | Display device having different alignment layers |
JPS62210421A (ja) * | 1986-03-11 | 1987-09-16 | Canon Inc | 光学変調素子 |
US4813771A (en) * | 1987-10-15 | 1989-03-21 | Displaytech Incorporated | Electro-optic switching devices using ferroelectric liquid crystals |
JP2801102B2 (ja) * | 1991-02-01 | 1998-09-21 | 富士通株式会社 | 液晶表示装置 |
US5631754A (en) * | 1995-10-20 | 1997-05-20 | Physical Optics Corporation | Holographic high contrast viewing screen embedded in a liquid crystal display |
US6320639B1 (en) * | 1996-03-11 | 2001-11-20 | Canon Kabushiki Kaisha | Liquid crystal device and process for production thereof |
JP2000162624A (ja) * | 1998-11-26 | 2000-06-16 | Sanyo Electric Co Ltd | 反射型液晶表示装置 |
JP3636641B2 (ja) | 1999-08-20 | 2005-04-06 | セイコーエプソン株式会社 | 電気光学装置 |
JP3852342B2 (ja) * | 2002-01-28 | 2006-11-29 | セイコーエプソン株式会社 | 反射板、反射板の製造方法、液晶装置、電子機器 |
FR2957429B1 (fr) * | 2010-03-12 | 2012-08-17 | Commissariat Energie Atomique | Modulateur de phase a base de cristal liquide a structure helicoidale |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4997636A (nl) * | 1973-01-18 | 1974-09-14 | ||
US3833287A (en) * | 1973-03-08 | 1974-09-03 | Bell Telephone Labor Inc | Guest-host liquid crystal device |
US4112157A (en) * | 1973-06-18 | 1978-09-05 | Siemens Aktiengesellschaft | Method of producing a film which promotes homeotropic orientation of liquid crystals and a liquid crystal utilizing the film |
CH629001A5 (fr) * | 1978-02-06 | 1982-03-31 | Ebauches Sa | Cellule d'affichage electro-optique passif. |
DE2805970C3 (de) * | 1978-02-13 | 1980-09-25 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Flüssigkristall-Anzeigevorrichtung |
-
1978
- 1978-03-22 CH CH313578A patent/CH621200A5/fr not_active IP Right Cessation
- 1978-12-08 DE DE2853639A patent/DE2853639C3/de not_active Expired
-
1979
- 1979-03-08 AT AT0174679A patent/AT380576B/de not_active IP Right Cessation
- 1979-03-20 GB GB7909677A patent/GB2020053B/en not_active Expired
- 1979-03-20 US US06/022,199 patent/US4277144A/en not_active Expired - Lifetime
- 1979-03-20 FR FR7906940A patent/FR2420802A1/fr active Granted
- 1979-03-22 NL NLAANVRAGE7902252,A patent/NL179685C/nl not_active IP Right Cessation
- 1979-03-22 JP JP3241079A patent/JPS54143162A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US4277144A (en) | 1981-07-07 |
GB2020053B (en) | 1982-09-15 |
DE2853639B2 (de) | 1981-01-29 |
FR2420802B1 (nl) | 1984-04-06 |
JPS54143162A (en) | 1979-11-08 |
DE2853639A1 (de) | 1979-09-27 |
CH621200A5 (nl) | 1981-01-15 |
ATA174679A (de) | 1985-10-15 |
NL179685B (nl) | 1986-05-16 |
AT380576B (de) | 1986-06-10 |
NL7902252A (nl) | 1979-09-25 |
DE2853639C3 (de) | 1987-10-22 |
GB2020053A (en) | 1979-11-07 |
FR2420802A1 (fr) | 1979-10-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A1A | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
CNR | Transfer of rights (patent application after its laying open for public inspection) |
Free format text: ETA S.A. FABRIQUES D EBAUCHES TE GRANGES |
|
V1 | Lapsed because of non-payment of the annual fee |