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DE3067822D1 - Convergence unit for cathode-ray tube - Google Patents

Convergence unit for cathode-ray tube

Info

Publication number
DE3067822D1
DE3067822D1 DE8080301992T DE3067822T DE3067822D1 DE 3067822 D1 DE3067822 D1 DE 3067822D1 DE 8080301992 T DE8080301992 T DE 8080301992T DE 3067822 T DE3067822 T DE 3067822T DE 3067822 D1 DE3067822 D1 DE 3067822D1
Authority
DE
Germany
Prior art keywords
cathode
ray tube
convergence unit
convergence
unit
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
DE8080301992T
Other languages
English (en)
Inventor
Peter Burr
Brian David Chase
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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.)
Filing date
Publication date
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of DE3067822D1 publication Critical patent/DE3067822D1/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/70—Arrangements for deflecting ray or beam
    • H01J29/701—Systems for correcting deviation or convergence of a plurality of beams by means of magnetic fields at least
    • H01J29/702—Convergence correction arrangements therefor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/56—Correction of beam optics
    • H01J2229/568—Correction of beam optics using supplementary correction devices
    • H01J2229/5681—Correction of beam optics using supplementary correction devices magnetic
    • H01J2229/5687—Auxiliary coils
DE8080301992T 1980-06-13 1980-06-13 Convergence unit for cathode-ray tube Expired DE3067822D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP80301992A EP0042020B1 (de) 1980-06-13 1980-06-13 Konvergenzeinheit für Kathodenstrahlröhre

Publications (1)

Publication Number Publication Date
DE3067822D1 true DE3067822D1 (en) 1984-06-20

Family

ID=8187188

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8080301992T Expired DE3067822D1 (en) 1980-06-13 1980-06-13 Convergence unit for cathode-ray tube

Country Status (4)

Country Link
US (1) US4339736A (de)
EP (1) EP0042020B1 (de)
JP (1) JPS5715346A (de)
DE (1) DE3067822D1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58184978U (ja) * 1982-05-31 1983-12-08 株式会社村田製作所 カラ−陰極線管用コンバ−ジエンス装置
JPS58218290A (ja) * 1982-06-11 1983-12-19 Denki Onkyo Co Ltd インライン型カラ−陰極線管用コンバ−ジエンス装置
US4405910A (en) * 1981-09-25 1983-09-20 Denki Onkyo Company Limited Convergence apparatus for color cathode-ray tube
GB2111744B (en) * 1981-09-25 1985-05-30 Denki Onkyo Co Ltd Convergence apparatus for colour cathode-ray tube
DE19707069A1 (de) * 1997-02-22 1998-08-27 Thomson Brandt Gmbh Vorrichtung zur Elektronenstrahlablenkung in einer Kathodenstrahlröhre

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5631795B1 (de) * 1971-06-23 1981-07-23
FR2179888B3 (de) * 1972-04-13 1976-03-26 Gen Electric
NL160426C (nl) * 1973-04-09 1979-10-15 Philips Nv Magnetische correctieinrichting voor een kathodestraalbuis.
GB1467475A (en) * 1973-07-13 1977-03-16 Videon Sa Device for the deflection and convergence correction of electron beams
FR2260906A1 (en) * 1974-02-08 1975-09-05 Videon Sa Colour cathode ray tube with in-line electron guns - has device for improved line convergence at top and bottom of picture screen
NL7414845A (nl) * 1974-11-14 1976-05-18 Philips Nv Inrichting voor het weergeven van kleurentelevi- siebeelden.
NL169800C (nl) * 1975-03-13 1982-08-16 Philips Nv Kleurenbeeldbuis met correctieinrichting voor statische convergentie.
IT1050924B (it) * 1975-11-21 1981-03-20 Indesit Dispositivo per la regolazione dei fasci elettronici di un cinescopio
GB1517119A (en) * 1976-12-22 1978-07-12 Ibm Cathode ray tube control apparatus
JPS5832378Y2 (ja) * 1977-06-23 1983-07-18 松下電器産業株式会社 コンバ−ゼンス装置
US4128824A (en) * 1977-09-29 1978-12-05 Rca Corporation Multilayered deflection yoke
US4228413A (en) * 1978-12-11 1980-10-14 Rca Corporation Saddle-toroid deflection winding for low loss and/or reduced conductor length

Also Published As

Publication number Publication date
EP0042020A1 (de) 1981-12-23
JPS5715346A (en) 1982-01-26
US4339736A (en) 1982-07-13
EP0042020B1 (de) 1984-05-16
JPH0151851B2 (de) 1989-11-07

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee