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DE19732158A1 - Chipkarte mit bistabiler Anzeige - Google Patents

Chipkarte mit bistabiler Anzeige

Info

Publication number
DE19732158A1
DE19732158A1 DE1997132158 DE19732158A DE19732158A1 DE 19732158 A1 DE19732158 A1 DE 19732158A1 DE 1997132158 DE1997132158 DE 1997132158 DE 19732158 A DE19732158 A DE 19732158A DE 19732158 A1 DE19732158 A1 DE 19732158A1
Authority
DE
Germany
Prior art keywords
replaced
atoms
liquid crystal
diyl
groups
Prior art date
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.)
Withdrawn
Application number
DE1997132158
Other languages
German (de)
English (en)
Inventor
Javier Dr Manero
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Aventis Research and Technologies GmbH and Co KG
Original Assignee
Hoechst 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.)
Filing date
Publication date
Application filed by Hoechst AG filed Critical Hoechst AG
Priority to DE1997132158 priority Critical patent/DE19732158A1/de
Priority to PCT/EP1998/004550 priority patent/WO1999005646A1/fr
Publication of DE19732158A1 publication Critical patent/DE19732158A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
    • G06K19/07701—Constructional details, e.g. mounting of circuits in the carrier the record carrier comprising an interface suitable for human interaction
    • G06K19/07703—Constructional details, e.g. mounting of circuits in the carrier the record carrier comprising an interface suitable for human interaction the interface being visual
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/02—Liquid crystal materials characterised by optical, electrical or physical properties of the components, in general
    • C09K19/0225—Ferroelectric
    • 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
    • G02F1/139—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 orientation effects in which the liquid crystal remains transparent
    • G02F1/141—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 orientation effects in which the liquid crystal remains transparent using ferroelectric liquid crystals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Theoretical Computer Science (AREA)
  • Liquid Crystal Substances (AREA)
  • Liquid Crystal (AREA)
DE1997132158 1997-07-25 1997-07-25 Chipkarte mit bistabiler Anzeige Withdrawn DE19732158A1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE1997132158 DE19732158A1 (de) 1997-07-25 1997-07-25 Chipkarte mit bistabiler Anzeige
PCT/EP1998/004550 WO1999005646A1 (fr) 1997-07-25 1998-07-21 Carte a puce a affichage bistable

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1997132158 DE19732158A1 (de) 1997-07-25 1997-07-25 Chipkarte mit bistabiler Anzeige

Publications (1)

Publication Number Publication Date
DE19732158A1 true DE19732158A1 (de) 1999-01-28

Family

ID=7836946

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1997132158 Withdrawn DE19732158A1 (de) 1997-07-25 1997-07-25 Chipkarte mit bistabiler Anzeige

Country Status (2)

Country Link
DE (1) DE19732158A1 (fr)
WO (1) WO1999005646A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7167155B1 (en) 1995-07-20 2007-01-23 E Ink Corporation Color electrophoretic displays
US7075502B1 (en) 1998-04-10 2006-07-11 E Ink Corporation Full color reflective display with multichromatic sub-pixels

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1013528B (zh) * 1987-05-09 1991-08-14 株式会社半导体能源研究所 铁电液晶数据存储卡
JPH0395174A (ja) * 1989-06-28 1991-04-19 Mitsubishi Rayon Co Ltd 光学活性体及び液晶組成物
FR2731537B1 (fr) * 1995-03-07 1997-04-11 Gemplus Card Int Carte a puce avec dispositif d'affichage

Also Published As

Publication number Publication date
WO1999005646A1 (fr) 1999-02-04
WO1999005646A8 (fr) 1999-04-01

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Legal Events

Date Code Title Description
8127 New person/name/address of the applicant

Owner name: AVENTIS RESEARCH & TECHNOLOGIES GMBH & CO KG, 6592

8130 Withdrawal