CH609521B - Dispositif electro-optique d'affichage passif. - Google Patents

Dispositif electro-optique d'affichage passif.

Info

Publication number
CH609521B
CH609521B CH599876A CH599876A CH609521B CH 609521 B CH609521 B CH 609521B CH 599876 A CH599876 A CH 599876A CH 599876 A CH599876 A CH 599876A CH 609521 B CH609521 B CH 609521B
Authority
CH
Switzerland
Prior art keywords
panel
luminescent
display cell
display device
electrode
Prior art date
Application number
CH599876A
Other languages
English (en)
Other versions
CH609521GA3 (fr
Inventor
Maurice Grimm
Eric Saurer
Original Assignee
Ebauches Sa
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 of CH609521B publication Critical patent/CH609521B/fr
Application filed by Ebauches Sa filed Critical Ebauches Sa
Priority to CH599876A priority Critical patent/CH609521B/fr
Priority to US05/794,016 priority patent/US4138195A/en
Priority to JP5448477A priority patent/JPS52144999A/ja
Priority to DE772722388A priority patent/DE2722388B2/de
Publication of CH609521GA3 publication Critical patent/CH609521GA3/xx

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/0023—Visual time or date indication means by light valves in general
    • G04G9/0029—Details
    • G04G9/0035—Details constructional
    • G04G9/0041—Illumination devices

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal (AREA)
  • Electroluminescent Light Sources (AREA)
  • Electric Clocks (AREA)
CH599876A 1976-05-13 1976-05-13 Dispositif electro-optique d'affichage passif. CH609521B (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CH599876A CH609521B (fr) 1976-05-13 1976-05-13 Dispositif electro-optique d'affichage passif.
US05/794,016 US4138195A (en) 1976-05-13 1977-05-05 Electro-optic passive display device
JP5448477A JPS52144999A (en) 1976-05-13 1977-05-13 Passive optooelectric indicator
DE772722388A DE2722388B2 (de) 1976-05-13 1977-05-13 Passive elektrooptische Anzeigeanordnung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH599876A CH609521B (fr) 1976-05-13 1976-05-13 Dispositif electro-optique d'affichage passif.

Publications (2)

Publication Number Publication Date
CH609521B true CH609521B (fr)
CH609521GA3 CH609521GA3 (fr) 1979-03-15

Family

ID=4302736

Family Applications (1)

Application Number Title Priority Date Filing Date
CH599876A CH609521B (fr) 1976-05-13 1976-05-13 Dispositif electro-optique d'affichage passif.

Country Status (4)

Country Link
US (1) US4138195A (fr)
JP (1) JPS52144999A (fr)
CH (1) CH609521B (fr)
DE (1) DE2722388B2 (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5821234B2 (ja) * 1976-09-25 1983-04-27 シチズン時計株式会社 電子時計の表示装置
JPS54151278U (fr) * 1978-04-12 1979-10-20
EP0019667B1 (fr) * 1979-06-05 1982-03-10 BBC Aktiengesellschaft Brown, Boveri & Cie. Dispositif de fixation d'une cellule d'affichage à cristaux liquides sur une plaque de support
JPS6125012Y2 (fr) * 1979-10-19 1986-07-28
DE3037224A1 (de) * 1980-10-02 1982-04-29 Philips Patentverwaltung Gmbh, 2000 Hamburg Elektrooptische anzeigeeinheit
EP0129867A1 (fr) * 1983-06-21 1985-01-02 Nec Corporation Dispositif d'affichage polychrome plat
US4832459A (en) * 1984-02-06 1989-05-23 Rogers Corporation Backlighting for electro-optical passive displays and transflective layer useful therewith
DE3577928D1 (de) * 1984-07-20 1990-06-28 Rogers Corp Rueckseitige beleuchtung fuer passive elektrooptische anzeigevorrichtungen und hiermit verwendbare transflektive schicht.
US4799771A (en) * 1985-01-22 1989-01-24 Sharp Kabushiki Kaisha Liquid crystal display with stopper pins in guide means
DE3543322A1 (de) * 1985-12-07 1987-06-11 Licentia Gmbh Anzeigevorrichtung
DE3616940A1 (de) * 1986-05-20 1987-11-26 Battelle Development Corp Verfahren und vorrichtung zur erhoehung des visuellen kontrastes in matrix-fluessigkristall-bildschirmen
US5293262A (en) * 1988-03-15 1994-03-08 Mitsubishi Denki Kabushiki Kaisha Liquid crystal display device having heat-insulating members and driving circuit boards attached to rear edges of light box
JPH03189627A (ja) * 1989-12-19 1991-08-19 Toppan Printing Co Ltd 液晶表示素子
US5828427A (en) * 1990-06-11 1998-10-27 Reveo, Inc. Computer-based image display systems having direct and projection modes of viewing
US6917391B1 (en) * 1990-06-11 2005-07-12 Reveo, Inc. Electro-optical backlighting panel for use in computer-based display systems and portable light projection device for use therewith
JPH0482485A (ja) * 1990-07-25 1992-03-16 Sony Corp 液晶用バックライト
JPH05257430A (ja) * 1991-08-29 1993-10-08 Canon Inc エレクトロルミネッセンス素子、イメージセンサー、液晶装置
JPH09245966A (ja) * 1996-03-04 1997-09-19 Matsushita Electric Ind Co Ltd 光透過性反射層を有するｅｌランプおよびその製造方法
US6200181B1 (en) * 1997-07-01 2001-03-13 Candescent Technologies Corporation Thermally conductive spacer materials and spacer attachment methods for thin cathode ray tube
US6641035B1 (en) 2000-08-11 2003-11-04 Matsushita Electric Industrial Co., Ltd. Card made of fluorescent material and card reader for use with the card
US6641034B1 (en) * 2000-08-11 2003-11-04 Matsushita Electric Industrial Co., Ltd. Card reader with a light-emitting bezel
US6741774B2 (en) * 2002-06-04 2004-05-25 Gould Fiber Optics, Inc. Fiber optic device with enhanced resistance to environmental conditions and method
JP2004039568A (ja) * 2002-07-05 2004-02-05 Toyota Industries Corp 照明装置及び表示装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3881809A (en) * 1972-03-10 1975-05-06 Hoffmann La Roche Reflection system for liquid crystal displays
US3840695A (en) * 1972-10-10 1974-10-08 Westinghouse Electric Corp Liquid crystal image display panel with integrated addressing circuitry
US3811751A (en) * 1973-04-02 1974-05-21 Hughes Aircraft Co Self-illuminated liquid crystal display panel
US3869195A (en) * 1973-07-02 1975-03-04 Itek Corp Liquid crystal display containing segmented source of back-lighting

Also Published As

Publication number Publication date
US4138195A (en) 1979-02-06
CH609521GA3 (fr) 1979-03-15
DE2722388B2 (de) 1979-03-01
DE2722388A1 (de) 1977-11-17
JPS52144999A (en) 1977-12-02

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