FR2250173B1 - - Google Patents
Info
- Publication number
- FR2250173B1 FR2250173B1 FR7436584A FR7436584A FR2250173B1 FR 2250173 B1 FR2250173 B1 FR 2250173B1 FR 7436584 A FR7436584 A FR 7436584A FR 7436584 A FR7436584 A FR 7436584A FR 2250173 B1 FR2250173 B1 FR 2250173B1
- Authority
- FR
- France
- 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
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
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
- G02F1/134327—Segmented, e.g. alpha numeric display
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Geometry (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 |
---|---|---|---|
NL7315103A NL7315103A (nl) | 1973-11-03 | 1973-11-03 | Inrichting voorzien van een laag vloeibaar kristal. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2250173A1 FR2250173A1 (fr) | 1975-05-30 |
FR2250173B1 true FR2250173B1 (fr) | 1978-11-24 |
Family
ID=19819934
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7436584A Expired FR2250173B1 (fr) | 1973-11-03 | 1974-11-04 |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5081097A (fr) |
CA (1) | CA1018639A (fr) |
CH (1) | CH576153A5 (fr) |
DE (1) | DE2450698C2 (fr) |
FR (1) | FR2250173B1 (fr) |
GB (1) | GB1479643A (fr) |
NL (1) | NL7315103A (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH614828GA3 (en) * | 1976-06-16 | 1979-12-28 | Liquid-crystal display with a guest/host liquid-crystal layer and method for producing this liquid-crystal display | |
CH626770GA3 (en) * | 1977-03-16 | 1981-12-15 | Method for producing a liquid crystal display having a guest/host liquid crystal layer | |
CH617281A5 (fr) * | 1977-07-29 | 1980-05-14 | Bbc Brown Boveri & Cie | |
JPS5613271U (fr) * | 1979-07-12 | 1981-02-04 | ||
JP2678594B2 (ja) * | 1986-03-06 | 1997-11-17 | セイコーエプソン株式会社 | 液晶表示装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3647280A (en) * | 1969-11-06 | 1972-03-07 | Rca Corp | Liquid crystal display device |
US3751137A (en) * | 1971-10-18 | 1973-08-07 | Rockwell International Corp | Liquid crystal display device |
JPS4878898A (fr) * | 1972-01-21 | 1973-10-23 |
-
1973
- 1973-11-03 NL NL7315103A patent/NL7315103A/xx not_active Application Discontinuation
-
1974
- 1974-10-25 DE DE19742450698 patent/DE2450698C2/de not_active Expired
- 1974-10-28 CA CA212,456A patent/CA1018639A/en not_active Expired
- 1974-10-31 GB GB4717274A patent/GB1479643A/en not_active Expired
- 1974-10-31 JP JP12609174A patent/JPS5081097A/ja active Pending
- 1974-11-01 CH CH1468174A patent/CH576153A5/xx not_active IP Right Cessation
- 1974-11-04 FR FR7436584A patent/FR2250173B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA1018639A (en) | 1977-10-04 |
CH576153A5 (fr) | 1976-05-31 |
FR2250173A1 (fr) | 1975-05-30 |
JPS5081097A (fr) | 1975-07-01 |
NL7315103A (nl) | 1975-05-07 |
DE2450698C2 (de) | 1982-08-12 |
GB1479643A (en) | 1977-07-13 |
DE2450698A1 (de) | 1975-05-07 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |