EP0328164A3 - Cathode pour dispositif plat de visualisation à faisceau d'électrons - Google Patents

Cathode pour dispositif plat de visualisation à faisceau d'électrons Download PDF

Info

Publication number: EP0328164A3
Authority: EP; European Patent Office
Prior art keywords: wires; cathode; electron beam; anode; parallel
Prior art date: 1985-11-21
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.): Ceased

Application number

EP19890106228

Other languages

German (de)

English (en)

Other versions

EP0328164A2 (fr

Inventor

Kurt-Manfred Tischer

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.)

Nokia Deutschland GmbH

Original Assignee

Nokia Deutschland GmbH

Nokia Graetz GmbH

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.)

1985-11-21

Filing date

1986-11-18

Publication date

1990-10-31

1985-11-21 Priority claimed from DE19853541164 external-priority patent/DE3541164A1/de

1986-11-18 Application filed by Nokia Deutschland GmbH, Nokia Graetz GmbH filed Critical Nokia Deutschland GmbH

1986-11-18 Priority to EP19890106228 priority Critical patent/EP0328164A3/fr

1989-08-16 Publication of EP0328164A2 publication Critical patent/EP0328164A2/fr

1990-10-31 Publication of EP0328164A3 publication Critical patent/EP0328164A3/fr

Status Ceased legal-status Critical Current

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
- H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
- H01J31/12—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen
- H01J31/123—Flat display tubes
- H01J31/125—Flat display tubes provided with control means permitting the electron beam to reach selected parts of the screen, e.g. digital selection
- H01J31/126—Flat display tubes provided with control means permitting the electron beam to reach selected parts of the screen, e.g. digital selection using line sources

Landscapes

Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)

EP19890106228 1985-11-21 1986-11-18 Cathode pour dispositif plat de visualisation à faisceau d'électrons Ceased EP0328164A3 (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
EP19890106228 EP0328164A3 (fr)	1985-11-21	1986-11-18	Cathode pour dispositif plat de visualisation à faisceau d'électrons

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
DE3541164		1985-11-21
DE19853541164 DE3541164A1 (de)	1985-11-21	1985-11-21	Flache bildwiedergabevorrichtung
EP19890106228 EP0328164A3 (fr)	1985-11-21	1986-11-18	Cathode pour dispositif plat de visualisation à faisceau d'électrons

Related Parent Applications (2)

Application Number	Title	Priority Date	Filing Date
EP86115973.9 Division		1986-11-18
EP86115973A Division EP0226817A3 (fr)	1985-11-21	1986-11-18	Tube-image plat

Publications (2)

Publication Number	Publication Date
EP0328164A2 EP0328164A2 (fr)	1989-08-16
EP0328164A3 true EP0328164A3 (fr)	1990-10-31

Family

ID=25838045

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP19890106228 Ceased EP0328164A3 (fr)	1985-11-21	1986-11-18	Cathode pour dispositif plat de visualisation à faisceau d'électrons

Country Status (1)

Country	Link
EP (1)	EP0328164A3 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3119442A1 (de) *	1981-05-15	1982-12-09	Siemens AG, 1000 Berlin und 8000 München	Flache bildwiedergaberoehre
EP0079604A2 (fr) *	1981-11-16	1983-05-25	Matsushita Electric Industrial Co., Ltd.	Dispositif d'affichage d'images
JPS60185343A (ja) *	1984-03-02	1985-09-20	Matsushita Electric Ind Co Ltd	平板型表示装置

1986
- 1986-11-18 EP EP19890106228 patent/EP0328164A3/fr not_active Ceased

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3119442A1 (de) *	1981-05-15	1982-12-09	Siemens AG, 1000 Berlin und 8000 München	Flache bildwiedergaberoehre
EP0079604A2 (fr) *	1981-11-16	1983-05-25	Matsushita Electric Industrial Co., Ltd.	Dispositif d'affichage d'images
JPS60185343A (ja) *	1984-03-02	1985-09-20	Matsushita Electric Ind Co Ltd	平板型表示装置

Also Published As

Publication number	Publication date
EP0328164A2 (fr)	1989-08-16

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Legal Events

Date	Code	Title	Description
1989-07-01	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
1989-08-16	AC	Divisional application: reference to earlier application	Ref document number: 226817 Country of ref document: EP
1989-08-16	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): DE FR GB IT NL
1989-11-23	RAP1	Party data changed (applicant data changed or rights of an application transferred)	Owner name: NOKIA UNTERHALTUNGSELEKTRONIK (DEUTSCHLAND) GMBH
1990-09-12	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1990-10-31	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): DE FR GB IT NL
1991-01-23	17P	Request for examination filed	Effective date: 19901119
1993-08-04	17Q	First examination report despatched	Effective date: 19930623
1994-03-16	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION HAS BEEN REFUSED
1994-05-04	18R	Application refused	Effective date: 19931217