CA1144265A - Dispositif d'affichage a contraste eleve ayant une couche foncee - Google Patents

Dispositif d'affichage a contraste eleve ayant une couche foncee

Info

Publication number
CA1144265A
CA1144265A CA000341823A CA341823A CA1144265A CA 1144265 A CA1144265 A CA 1144265A CA 000341823 A CA000341823 A CA 000341823A CA 341823 A CA341823 A CA 341823A CA 1144265 A CA1144265 A CA 1144265A
Authority
CA
Canada
Prior art keywords
layer
dark
electroluminescent
dark material
display device
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.)
Expired
Application number
CA000341823A
Other languages
English (en)
Inventor
John M. Lo
Diane M. Ayyagari
Murthy S. Ayyagari
Martin P. Schrank
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.)
GTE Sylvania Inc
Original Assignee
GTE Sylvania Inc
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 GTE Sylvania Inc filed Critical GTE Sylvania Inc
Application granted granted Critical
Publication of CA1144265A publication Critical patent/CA1144265A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B33/00—Electroluminescent light sources
    • H05B33/12—Light sources with substantially two-dimensional radiating surfaces
    • H05B33/22—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of auxiliary dielectric or reflective layers
    • 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
    • G09F9/33—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 semiconductor devices, e.g. diodes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Electroluminescent Light Sources (AREA)
CA000341823A 1978-12-29 1979-12-13 Dispositif d'affichage a contraste eleve ayant une couche foncee Expired CA1144265A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US97427978A 1978-12-29 1978-12-29
US974,279 1978-12-29

Publications (1)

Publication Number Publication Date
CA1144265A true CA1144265A (fr) 1983-04-05

Family

ID=25521840

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000341823A Expired CA1144265A (fr) 1978-12-29 1979-12-13 Dispositif d'affichage a contraste eleve ayant une couche foncee

Country Status (6)

Country Link
BE (1) BE880927A (fr)
CA (1) CA1144265A (fr)
DE (1) DE2952585A1 (fr)
FR (1) FR2445571A1 (fr)
GB (1) GB2039146A (fr)
NL (1) NL7909342A (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6016078B2 (ja) * 1980-09-17 1985-04-23 シャープ株式会社 薄膜発光素子
US4455506A (en) * 1981-05-11 1984-06-19 Gte Products Corporation Contrast enhanced electroluminescent device
DE3231727A1 (de) * 1981-09-21 1983-04-07 Sun Chemical Corp., New York, N.Y. Elektrolumineszente anzeigevorrichtung
WO1983004123A1 (fr) * 1982-05-19 1983-11-24 Matsushita Electric Industrial Co., Ltd. Unite d'affichage electroluminescente
EP0109589A1 (fr) * 1982-11-15 1984-05-30 GTE Products Corporation Dispositif indicateur électroluminescent à couche mince
US4547702A (en) * 1983-10-11 1985-10-15 Gte Products Corporation Thin film electroluminscent display device
CA1243762A (fr) * 1983-10-11 1988-10-25 Martin P. Schrank Dispositif d'affichage electroluminescent en couche mince
US4602189A (en) * 1983-10-13 1986-07-22 Sigmatron Nova, Inc. Light sink layer for a thin-film EL display panel
JPS60180093A (ja) * 1984-02-24 1985-09-13 ホ−ヤ株式会社 薄膜ｅｌ素子
US4672264A (en) * 1985-01-08 1987-06-09 Phosphor Products Company Limited High contrast electroluminescent display panels
GB2176340B (en) * 1985-06-04 1989-07-05 Phosphor Prod Co Ltd High contrast electroluminescent displays
GB2176341B (en) * 1985-06-04 1989-07-05 Phosphor Prod Co Ltd High contrast electroluminescent displays
JPH0679513B2 (ja) * 1985-12-25 1994-10-05 株式会社日本自動車部品総合研究所 薄膜エレクトロルミネセンス素子の製造方法
DE19825371A1 (de) * 1998-06-06 1999-12-09 Bayer Ag Elektrochrome Anzeigevorrichtung mit isolierten Zuleitungen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3560784A (en) * 1968-07-26 1971-02-02 Sigmatron Inc Dark field, high contrast light emitting display
US4099091A (en) * 1976-07-28 1978-07-04 Matsushita Electric Industrial Co., Ltd. Electroluminescent panel including an electrically conductive layer between two electroluminescent layers
GB1571620A (en) * 1976-10-29 1980-07-16 Secr Defence Electroluminescent phosphor panels

Also Published As

Publication number Publication date
NL7909342A (nl) 1980-07-01
DE2952585A1 (de) 1980-07-10
FR2445571A1 (fr) 1980-07-25
GB2039146A (en) 1980-07-30
FR2445571B3 (fr) 1981-10-16
BE880927A (fr) 1980-04-16

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Legal Events

Date Code Title Description
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