CS219892B2 - Correction device - Google Patents

Correction device Download PDF

Info

Publication number
CS219892B2
CS219892B2 CS783703A CS370378A CS219892B2 CS 219892 B2 CS219892 B2 CS 219892B2 CS 783703 A CS783703 A CS 783703A CS 370378 A CS370378 A CS 370378A CS 219892 B2 CS219892 B2 CS 219892B2
Authority
CS
Czechoslovakia
Prior art keywords
electron beam
deflection
magnetic field
correction elements
screen
Prior art date
Application number
CS783703A
Other languages
Czech (cs)
English (en)
Inventor
Shigeo Takenaka
Eizaburo Hamano
Tetsuo Komatsu
Original Assignee
Tokyo Shibaura Electric Co
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 Tokyo Shibaura Electric Co filed Critical Tokyo Shibaura Electric Co
Publication of CS219892B2 publication Critical patent/CS219892B2/cs

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
    • 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
    • H01J29/56—Arrangements for controlling cross-section of ray or beam; Arrangements for correcting aberration of beam, e.g. due to lenses
    • H01J29/566—Arrangements for controlling cross-section of ray or beam; Arrangements for correcting aberration of beam, e.g. due to lenses for correcting aberration

Landscapes

  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
CS783703A 1977-06-08 1978-06-07 Correction device CS219892B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6674677A JPS542623A (en) 1977-06-08 1977-06-08 Color picture tube of beam-index type

Publications (1)

Publication Number Publication Date
CS219892B2 true CS219892B2 (en) 1983-03-25

Family

ID=13324742

Family Applications (1)

Application Number Title Priority Date Filing Date
CS783703A CS219892B2 (en) 1977-06-08 1978-06-07 Correction device

Country Status (4)

Country Link
US (1) US4197487A (US08088816-20120103-C00036.png)
JP (1) JPS542623A (US08088816-20120103-C00036.png)
CS (1) CS219892B2 (US08088816-20120103-C00036.png)
DE (1) DE2824881A1 (US08088816-20120103-C00036.png)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5569938A (en) * 1978-11-21 1980-05-27 Toshiba Corp Color picture tube device
JPS5738545A (en) * 1980-08-20 1982-03-03 Toshiba Corp Deflection yoke device for color television set
NL8104735A (nl) * 1980-12-05 1982-07-01 Philips Nv Kathodestraalbuis met een afbuigeenheid met een samenstel van permanente magneten dat een statisch multipoolveld opwekt voor het simuleren van een modulatie van het dynamische afbuigveld.
US4449109A (en) * 1982-11-08 1984-05-15 Ball Corporation Magnet support collar
JPS61140031A (ja) * 1984-12-13 1986-06-27 Tdk Corp 電磁偏向歪補正装置
EP0207394B1 (en) * 1985-06-21 1990-09-19 Kabushiki Kaisha Toshiba Color cathode ray tube
US5206559A (en) * 1989-08-04 1993-04-27 Kabushiki Kaisha Toshiba Cathode ray tube which improves deflection aberration
EP0415125B1 (en) * 1989-08-04 1996-10-23 Kabushiki Kaisha Toshiba Cathode ray tube
US5077533A (en) * 1990-09-28 1991-12-31 Syntronic Instruments, Inc. Cathode ray tube deflection yoke arrangement
JPH04370629A (ja) * 1991-06-19 1992-12-24 Toshiba Corp 偏向ヨーク装置
JPH09180652A (ja) * 1995-12-27 1997-07-11 Sony Corp 偏向ヨーク
US6734613B1 (en) * 2001-04-06 2004-05-11 Kern K. N. Chang Electron beam controlling device for CRT display system
EP1393342A1 (en) * 2001-05-09 2004-03-03 Koninklijke Philips Electronics N.V. Deflection system for cathode ray tubes

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1199891B (de) * 1960-03-31 1965-09-02 Telefunken Patent Anordnung zur magnetischen Ablenkung von Kathodenstrahlen in Kathodenstrahlroehren
DE1274743B (de) * 1962-03-31 1968-08-08 Nordmende Anordnung zum Beseitigen von Verzeichnungen in einem von einer Katodenstrahlroehre wiedergegebenen Bild
US3371206A (en) * 1964-02-04 1968-02-27 Jeol Ltd Electron beam apparatus having compensating means for triangular beam distortion
US3984723A (en) * 1974-10-04 1976-10-05 Rca Corporation Display system utilizing beam shape correction
DE2506268C2 (de) * 1975-02-14 1977-01-20 Standard Elektrik Lorenz Ag Ablenksystem fuer farbfernsehbildroehren
DE2621711C2 (de) * 1976-05-15 1978-11-02 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Ablenkeinheit für einen Fernsehempfänger mit Permanentmagneten zur Beseitigung von Geometriefehlern

Also Published As

Publication number Publication date
DE2824881C2 (US08088816-20120103-C00036.png) 1987-02-05
DE2824881A1 (de) 1979-01-11
JPS542623A (en) 1979-01-10
JPS6330736B2 (US08088816-20120103-C00036.png) 1988-06-20
US4197487A (en) 1980-04-08

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