EP0327355A3 - Thin film electroluminescent device - Google Patents

Thin film electroluminescent device Download PDF

Info

Publication number: EP0327355A3
Authority: EP; European Patent Office
Prior art keywords: thin film; electroluminescent device; film electroluminescent; thin; film
Prior art date: 1988-02-02
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.): Granted

Application number

EP89301000A

Other versions

EP0327355A2 (en

EP0327355B1 (en

Inventor

Takuo Yamashita

Hiroaki Nakaya

Akiyoshi Mikami

Masaru Yoshida

Shigeo Nakajima

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.)

Sharp Corp

Original Assignee

Sharp Corp

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.)

1988-02-02

Filing date

1989-02-02

Publication date

1990-04-18

1989-02-02 Application filed by Sharp Corp filed Critical Sharp Corp

1989-08-09 Publication of EP0327355A2 publication Critical patent/EP0327355A2/en

1990-04-18 Publication of EP0327355A3 publication Critical patent/EP0327355A3/en

1994-08-31 Application granted granted Critical

1994-08-31 Publication of EP0327355B1 publication Critical patent/EP0327355B1/en

2009-02-02 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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

EP19890301000 1988-02-02 1989-02-02 Thin film electroluminescent device Expired - Lifetime EP0327355B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP23244/88		1988-02-02
JP63023244A JPH01197993A (en)	1988-02-02	1988-02-02	Thin film electroluminescent element

Publications (3)

Publication Number	Publication Date
EP0327355A2 EP0327355A2 (en)	1989-08-09
EP0327355A3 true EP0327355A3 (en)	1990-04-18
EP0327355B1 EP0327355B1 (en)	1994-08-31

Family

ID=12105186

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP19890301000 Expired - Lifetime EP0327355B1 (en)	1988-02-02	1989-02-02	Thin film electroluminescent device

Country Status (3)

Country	Link
EP (1)	EP0327355B1 (en)
JP (1)	JPH01197993A (en)
DE (1)	DE68917743T2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE69832444T2 (en) *	1997-09-11	2006-08-03	E.I. Dupont De Nemours And Co., Wilmington	Flexible polyimide film with high dielectric constant
JP2000268968A (en) *	1999-03-16	2000-09-29	Sharp Corp	Organic electroluminescent element
US6586791B1 (en) *	2000-07-19	2003-07-01	3M Innovative Properties Company	Transistor insulator layer incorporating superfine ceramic particles
SG114514A1 (en) *	2001-11-28	2005-09-28	Univ Singapore	Organic light emitting diode (oled)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2120926A1 (en) *	1970-04-28	1971-11-25	Mitsubishi Electric Corp	Electroluminescent panel and method of making the same
US4417174A (en) *	1980-10-03	1983-11-22	Alps Electric Co., Ltd.	Electroluminescent cell and method of producing the same
GB2143991A (en) *	1983-07-18	1985-02-20	Donald R Kardon	Adhesively bonded electroluminescent system

1988
- 1988-02-02 JP JP63023244A patent/JPH01197993A/en active Pending
1989
- 1989-02-02 DE DE1989617743 patent/DE68917743T2/en not_active Expired - Fee Related
- 1989-02-02 EP EP19890301000 patent/EP0327355B1/en not_active Expired - Lifetime

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2120926A1 (en) *	1970-04-28	1971-11-25	Mitsubishi Electric Corp	Electroluminescent panel and method of making the same
US4417174A (en) *	1980-10-03	1983-11-22	Alps Electric Co., Ltd.	Electroluminescent cell and method of producing the same
GB2143991A (en) *	1983-07-18	1985-02-20	Donald R Kardon	Adhesively bonded electroluminescent system

Also Published As

Publication number	Publication date
EP0327355A2 (en)	1989-08-09
JPH01197993A (en)	1989-08-09
DE68917743D1 (en)	1994-10-06
EP0327355B1 (en)	1994-08-31
DE68917743T2 (en)	1995-03-16

Publication	Publication Date	Title
KR970008455B1 (en)	1997-05-24	Thin film transistor
GB2217910B (en)	1992-05-27	Organic thin film device
EP0350907A3 (en)	1990-03-14	Thin film electroluminescent panel
GB2227245B (en)	1992-06-03	Polyvinyl alcohol-starch film
EP0383743A3 (en)	1990-11-22	Thin film transistor
EP0334324A3 (en)	1990-07-25	Film cassette
HK143894A (en)	1994-12-23	Film cassette
HK50994A (en)	1994-05-27	Film cassette
EP0276002A3 (en)	1990-08-29	Thin film transistor
GB2220957B (en)	1992-11-25	Thin film forming apparatus
GB2224669B (en)	1992-04-01	Organic semiconductor thin films
EP0446746A3 (en)	1992-03-04	Light-emitting thin film and thin film el device
DE3466340D1 (en)	1987-10-22	A thin film electroluminescent display device
EP0298745A3 (en)	1989-08-30	Thin film electroluminescent device
HK153096A (en)	1996-08-16	Lightsafe masking film
DE3663613D1 (en)	1989-06-29	Thin film electroluminescence device
GB8820732D0 (en)	1988-10-05	Electroluminescent device & its manufacture
GB8912221D0 (en)	1989-07-12	Plastic film
EP0271018A3 (en)	1990-03-14	Thin film solid state device
DE3466342D1 (en)	1987-10-22	A thin film electroluminescent display device
EP0258888A3 (en)	1988-06-22	Thin film electroluminescence display device
EP0308214A3 (en)	1990-04-11	Thin film el display device
IL99256A0 (en)	1992-07-15	Thin chemiluminescent device
EP0327355A3 (en)	1990-04-18	Thin film electroluminescent device
GB2223596B (en)	1992-02-26	Film winding device

Legal Events

Date	Code	Title	Description
1989-06-24	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1989-08-09	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): DE FR GB
1990-02-28	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1990-04-18	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): DE FR GB
1990-08-08	17P	Request for examination filed	Effective date: 19900608
1992-10-28	17Q	First examination report despatched	Effective date: 19920915
1994-07-15	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1994-08-31	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): DE FR GB
1994-10-06	REF	Corresponds to:	Ref document number: 68917743 Country of ref document: DE Date of ref document: 19941006
1994-10-21	ET	Fr: translation filed
1995-07-01	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1995-07-01	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1995-08-23	26N	No opposition filed
2002-01-01	REG	Reference to a national code	Ref country code: GB Ref legal event code: IF02
2002-02-06	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: GB Payment date: 20020206 Year of fee payment: 14
2002-02-12	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 20020212 Year of fee payment: 14
2002-02-27	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 20020227 Year of fee payment: 14
2003-02-02	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20030202
2003-09-02	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20030902
2003-09-24	GBPC	Gb: european patent ceased through non-payment of renewal fee
2003-10-31	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20031031
2003-11-28	REG	Reference to a national code	Ref country code: FR Ref legal event code: ST