IT1283618B1 - Dispositivo a pellicola pdlc a grado di nebulosita' ridotta e metodo per la sua produzione - Google Patents

Dispositivo a pellicola pdlc a grado di nebulosita' ridotta e metodo per la sua produzione

Info

Publication number
IT1283618B1
IT1283618B1 IT96MI000754A ITMI960754A IT1283618B1 IT 1283618 B1 IT1283618 B1 IT 1283618B1 IT 96MI000754 A IT96MI000754 A IT 96MI000754A IT MI960754 A ITMI960754 A IT MI960754A IT 1283618 B1 IT1283618 B1 IT 1283618B1
Authority
IT
Italy
Prior art keywords
nebulosity
degree
production
reduced
film device
Prior art date
Application number
IT96MI000754A
Other languages
English (en)
Inventor
Aleksandr Mashin
Filpo Giovanni De
Giuseppe Chidichimo
Attilio Golemme
Ali Hassan Hakemi
Michele Santangelo
Original Assignee
Sniaricerche S C P A
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.)
Filing date
Publication date
Application filed by Sniaricerche S C P A filed Critical Sniaricerche S C P A
Priority to IT96MI000754A priority Critical patent/IT1283618B1/it
Publication of ITMI960754A0 publication Critical patent/ITMI960754A0/it
Priority to EP97103704A priority patent/EP0802445A1/en
Publication of ITMI960754A1 publication Critical patent/ITMI960754A1/it
Application granted granted Critical
Publication of IT1283618B1 publication Critical patent/IT1283618B1/it

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
    • G02F1/1334—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated 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
    • G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Nonlinear Science (AREA)
  • Dispersion Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
IT96MI000754A 1996-04-19 1996-04-19 Dispositivo a pellicola pdlc a grado di nebulosita' ridotta e metodo per la sua produzione IT1283618B1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT96MI000754A IT1283618B1 (it) 1996-04-19 1996-04-19 Dispositivo a pellicola pdlc a grado di nebulosita' ridotta e metodo per la sua produzione
EP97103704A EP0802445A1 (en) 1996-04-19 1997-03-06 PDLC film device with driving voltage selected for reduced off-axis haze

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96MI000754A IT1283618B1 (it) 1996-04-19 1996-04-19 Dispositivo a pellicola pdlc a grado di nebulosita' ridotta e metodo per la sua produzione

Publications (3)

Publication Number Publication Date
ITMI960754A0 ITMI960754A0 (it) 1996-04-19
ITMI960754A1 ITMI960754A1 (it) 1997-10-19
IT1283618B1 true IT1283618B1 (it) 1998-04-22

Family

ID=11374025

Family Applications (1)

Application Number Title Priority Date Filing Date
IT96MI000754A IT1283618B1 (it) 1996-04-19 1996-04-19 Dispositivo a pellicola pdlc a grado di nebulosita' ridotta e metodo per la sua produzione

Country Status (2)

Country Link
EP (1) EP0802445A1 (it)
IT (1) IT1283618B1 (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2988865B1 (fr) * 2012-03-30 2014-04-25 Saint Gobain Alimentation d'un vitrage electrocommandable a cristaux liquides, procede d'alimentation d'un tel vitrage

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5240636A (en) * 1988-04-11 1993-08-31 Kent State University Light modulating materials comprising a liquid crystal microdroplets dispersed in a birefringent polymeric matri method of making light modulating materials
US5156452A (en) * 1989-07-20 1992-10-20 Paul Drzaic Encapsulated liquid crystal apparatus having low off-axis haze and operable by a sine-wave power source

Also Published As

Publication number Publication date
ITMI960754A0 (it) 1996-04-19
ITMI960754A1 (it) 1997-10-19
EP0802445A1 (en) 1997-10-22

Similar Documents

Publication Publication Date Title
FR2740598B1 (fr) Dispositif d'affichage et procede d'excitation de celui-ci
IT1273534B (it) Dispositivo di trattenuta gonfiabile e procedimento per la sua fabbricazione
IT1284150B1 (it) Dispositivo elettronico portatile e metodo per la sua alimentazione.
DE69523670D1 (de) Anzeigeverfahren und -gerät
IT1277860B1 (it) Dispositivo simmetrizzatore e procedimento per la sua progettazione.
DE69522093D1 (de) Dichtungsvorrichtung
DE69630856D1 (de) Filmverbindungsvorrichtung
DE59510130D1 (de) Kompressionsvorrichtung
EP0707344A3 (en) Semiconductor device using a thin layer of polysilicon and method of making it
DE69521155D1 (de) Bildanzeigeverfahren und -gerät
ATE205644T1 (de) Abdichtungsvorrichtung
DE69628873D1 (de) Ausrichtgerät und -verfahren
FR2765137B1 (fr) Procede et dispositif pour fabriquer d'etroites bandes de placage
FR2740019B3 (fr) Presentoir d'objet
DE69623124D1 (de) Daten komprimierungsvorrichtung
DE69629265D1 (de) Bildskalierungsverfahren und -gerät
DE59609376D1 (de) Bildaufnahmeeinrichtung
BR9602121A (pt) Poliuretano-poliuréias e sua utilização
IT1283618B1 (it) Dispositivo a pellicola pdlc a grado di nebulosita' ridotta e metodo per la sua produzione
FR2730974B1 (fr) Dispositif d'entrainement
DE69612348T2 (de) Bilddatenkompressionsverfahren und -vorrichtung
DE69600610D1 (de) Destillations- und Bewässerungsapparat
KR970027379U (ko) 루퍼롤의 스트립 사향방지장치
IT1302990B1 (it) Unita' di tenuta anulare e procedimento per la sua fabbricazione
IT241078Y1 (it) Dispositivo di tenuta

Legal Events

Date Code Title Description
0001 Granted