IT987608B - Elemento ottico di segnalazione con strato di cristallo liquido - Google Patents

Elemento ottico di segnalazione con strato di cristallo liquido

Info

Publication number: IT987608B
Authority: IT; Italy
Prior art keywords: liquid crystal; crystal layer; signaling element; optical signaling; optical
Prior art date: 1972-05-06

Application number

IT2366373A

Other languages

English (en)

Original Assignee

Deutsche Spiegelglas Ag

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.)

1972-05-06

Filing date

1973-05-03

Publication date

1975-03-20

1973-05-03 Application filed by Deutsche Spiegelglas Ag filed Critical Deutsche Spiegelglas Ag

1975-03-20 Application granted granted Critical

1975-03-20 Publication of IT987608B publication Critical patent/IT987608B/it

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
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/35—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being liquid crystals
- 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
- G02F1/133553—Reflecting elements
- 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
- G02F2203/00—Function characteristic
- G02F2203/09—Function characteristic transflective

Landscapes

Physics & Mathematics (AREA)
Chemical & Material Sciences (AREA)
Crystallography & Structural Chemistry (AREA)
General Physics & Mathematics (AREA)
Nonlinear Science (AREA)
Engineering & Computer Science (AREA)
Theoretical Computer Science (AREA)
Mathematical Physics (AREA)
Optics & Photonics (AREA)
Liquid Crystal (AREA)
Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Optical Elements Other Than Lenses (AREA)

IT2366373A 1972-05-06 1973-05-03 Elemento ottico di segnalazione con strato di cristallo liquido IT987608B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19722222276 DE2222276B2 (de)	1972-05-06	1972-05-06	Optisches Anzeigeelement mit Flüssigkristallschicht

Publications (1)

Publication Number	Publication Date
IT987608B true IT987608B (it)	1975-03-20

Family

ID=5844235

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT2366373A IT987608B (it)	1972-05-06	1973-05-03	Elemento ottico di segnalazione con strato di cristallo liquido

Country Status (6)

Country	Link
JP (1)	JPS49101041A (it)
CH (1)	CH552862A (it)
DE (1)	DE2222276B2 (it)
FR (1)	FR2184300A5 (it)
GB (1)	GB1373206A (it)
IT (1)	IT987608B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5237483U (it) *	1975-09-10	1977-03-16
DE2930507A1 (de) *	1979-07-27	1981-02-12	Licentia Gmbh	Anzeigevorrichtung
DE3120601A1 (de) *	1981-05-23	1982-12-16	Standard Elektrik Lorenz Ag, 7000 Stuttgart	Anordnung zur wiedergabe von informationen
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
US4606611A (en) *	1981-09-16	1986-08-19	Manchester R & D Partnership	Enhanced scattering in voltage sensitive encapsulated liquid crystal
GB2118210B (en) *	1982-03-12	1985-10-16	Marconi Co Ltd	Reflectors for passive display devices
US4591233A (en) *	1983-03-21	1986-05-27	Manchester R & D Partnership	Enhanced scattering in voltage sensitive encapsulated liquid crystal with spaced apart absorber
JP2001209038A (ja) *	1999-11-17	2001-08-03	Nippon Sheet Glass Co Ltd	液晶表示素子用基板

1972
- 1972-05-06 DE DE19722222276 patent/DE2222276B2/de active Pending
1973
- 1973-04-19 GB GB1911373A patent/GB1373206A/en not_active Expired
- 1973-04-25 CH CH591073A patent/CH552862A/xx not_active IP Right Cessation
- 1973-05-03 IT IT2366373A patent/IT987608B/it active
- 1973-05-04 JP JP48049222A patent/JPS49101041A/ja active Pending
- 1973-05-04 FR FR7316168A patent/FR2184300A5/fr not_active Expired

Also Published As

Publication number	Publication date
CH552862A (de)	1974-08-15
GB1373206A (en)	1974-11-06
DE2222276A1 (de)	1973-11-15
DE2222276B2 (de)	1974-10-03
JPS49101041A (it)	1974-09-25
FR2184300A5 (it)	1973-12-21

Publication	Publication Date	Title
IT997834B (it)	1975-12-30	Valvola luminosa a cristallo liquido
SE383492B (sv)	1976-03-15	Vetskekristallspegel.
CH557568A (de)	1974-12-31	Fluessigkristallzelle.
BR7301050D0 (pt)	1973-12-18	Borrifador de liquido
NL7409684A (nl)	1975-01-21	Weergeefinrichting met vloeibare kristallen.
AT332763B (de)	1976-10-11	Reflexfolie
SE394755B (sv)	1977-07-04	Indikeringsanordning med flytande kristaller
CH556078A (de)	1974-11-15	Fluessigkristall-anzeigevorrichtung.
IT944202B (it)	1973-04-20	Dispositivo di visualizzazione a opistallo liquido
IT985866B (it)	1974-12-20	Visualizzatore a cristalli liquidi
NL155100B (nl)	1977-11-15	Elektro-optisch weergeeforgaan.
IT942622B (it)	1973-04-02	Liquido tensioattivo
IT977448B (it)	1974-09-10	Regolatore di livello di liquido
IT961539B (it)	1973-12-10	Metodo per la fabbricazione di dispositivi a cristalli liquidi
IT1048157B (it)	1980-11-20	Shampoo liquido
CH544983A (de)	1973-11-30	Flüssigkristall-Anzeigevorrichtung
IT987608B (it)	1975-03-20	Elemento ottico di segnalazione con strato di cristallo liquido
AT319632B (de)	1974-12-27	Piezoelektrisches Kristallelement
AT296406B (de)	1972-02-10	Flüssigkristallelement
BE756296A (fr)	1971-03-17	Membrane a couche monogranulaire
AT323249B (de)	1975-06-25	Flüssigkristallzelle
NL162484B (nl)	1979-12-17	Elektro-optische weergave-inrichting.
AT305392B (de)	1973-02-26	Flüssigkristallzelle
AR206687A1 (es)	1976-08-13	Dispositivo electro-optico a cristal liquido
CH522234A (fr)	1972-06-15	Modulateurs électro-optiques à cristaux liquides