IT1074752B - Dispositivo di presentazione - Google Patents
Dispositivo di presentazioneInfo
- Publication number
- IT1074752B IT1074752B IT52033/76A IT5203376A IT1074752B IT 1074752 B IT1074752 B IT 1074752B IT 52033/76 A IT52033/76 A IT 52033/76A IT 5203376 A IT5203376 A IT 5203376A IT 1074752 B IT1074752 B IT 1074752B
- Authority
- IT
- Italy
- Prior art keywords
- presentation device
- presentation
- 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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
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)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Liquid Crystal (AREA)
- Electric Clocks (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50135558A JPS5259597A (en) | 1975-11-11 | 1975-11-11 | Display unit |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1074752B true IT1074752B (it) | 1985-04-20 |
Family
ID=15154604
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT52033/76A IT1074752B (it) | 1975-11-11 | 1976-11-03 | Dispositivo di presentazione |
Country Status (9)
Country | Link |
---|---|
US (1) | US4139271A (it) |
JP (1) | JPS5259597A (it) |
BR (1) | BR7607513A (it) |
CA (1) | CA1053819A (it) |
DE (1) | DE2651062A1 (it) |
FR (1) | FR2331857A1 (it) |
GB (1) | GB1523986A (it) |
HK (1) | HK85979A (it) |
IT (1) | IT1074752B (it) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53107483U (it) * | 1977-02-03 | 1978-08-29 | ||
US4188094A (en) * | 1978-02-15 | 1980-02-12 | Fergason James L | Liquid crystal display having light indicia on a dark background |
US4470666A (en) * | 1979-06-18 | 1984-09-11 | General Motors Corporation | Colored liquid crystal display |
US4416514A (en) * | 1980-11-10 | 1983-11-22 | Polaroid Corporation | Color filter |
DE3369571D1 (en) * | 1982-06-18 | 1987-03-05 | Philips Nv | Liquid-crystal display device |
JPS6026022U (ja) * | 1983-07-29 | 1985-02-22 | シャープ株式会社 | 液晶表示素子用多色偏光板 |
CA1268271C (en) * | 1987-11-06 | 1990-04-24 | ANIMATED ELECTRO-OPTICAL DISPLAYS AND INDICATORS | |
JP2651026B2 (ja) * | 1989-09-20 | 1997-09-10 | 株式会社日立製作所 | 液晶表示装置 |
JP2009109638A (ja) * | 2007-10-29 | 2009-05-21 | Ntt Docomo Inc | 液晶ディスプレイ、液晶ディスプレイ駆動回路、操作デバイス |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3538322A (en) * | 1968-05-29 | 1970-11-03 | Wurlitzer Co | Polarized light display |
JPS538362Y2 (it) * | 1972-10-02 | 1978-03-04 |
-
1975
- 1975-11-11 JP JP50135558A patent/JPS5259597A/ja active Pending
-
1976
- 1976-11-03 GB GB45724/76A patent/GB1523986A/en not_active Expired
- 1976-11-03 IT IT52033/76A patent/IT1074752B/it active
- 1976-11-09 FR FR7633741A patent/FR2331857A1/fr active Granted
- 1976-11-09 DE DE19762651062 patent/DE2651062A1/de not_active Withdrawn
- 1976-11-09 US US05/739,867 patent/US4139271A/en not_active Expired - Lifetime
- 1976-11-10 CA CA265,342A patent/CA1053819A/en not_active Expired
- 1976-11-10 BR BR7607513A patent/BR7607513A/pt unknown
-
1979
- 1979-12-13 HK HK859/79A patent/HK85979A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
JPS5259597A (en) | 1977-05-17 |
FR2331857B1 (it) | 1983-03-25 |
US4139271A (en) | 1979-02-13 |
DE2651062A1 (de) | 1977-05-12 |
FR2331857A1 (fr) | 1977-06-10 |
CA1053819A (en) | 1979-05-01 |
HK85979A (en) | 1979-12-21 |
BR7607513A (pt) | 1977-09-20 |
GB1523986A (en) | 1978-09-06 |
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