ATE28012T1 - Farbfernsehroehre mit einer korrektur von komafehlern geringer amplitude. - Google Patents

Farbfernsehroehre mit einer korrektur von komafehlern geringer amplitude.

Info

Publication number
ATE28012T1
ATE28012T1 AT84400706T AT84400706T ATE28012T1 AT E28012 T1 ATE28012 T1 AT E28012T1 AT 84400706 T AT84400706 T AT 84400706T AT 84400706 T AT84400706 T AT 84400706T AT E28012 T1 ATE28012 T1 AT E28012T1
Authority
AT
Austria
Prior art keywords
correction
plates
coma
color television
low amplitude
Prior art date
Application number
AT84400706T
Other languages
English (en)
Inventor
Roger Pieri
Jacques Baudry
Original Assignee
Videocolor
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 Videocolor filed Critical Videocolor
Application granted granted Critical
Publication of ATE28012T1 publication Critical patent/ATE28012T1/de

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
    • H01J29/707—Arrangements intimately associated with parts of the gun and co-operating with external magnetic excitation devices
    • 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

Landscapes

  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Color Television Image Signal Generators (AREA)
  • Picture Signal Circuits (AREA)
AT84400706T 1983-04-18 1984-04-10 Farbfernsehroehre mit einer korrektur von komafehlern geringer amplitude. ATE28012T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8306312A FR2544548B1 (fr) 1983-04-18 1983-04-18 Tube de television en couleurs a correction de defauts de coma de faible amplitude
EP84400706A EP0125949B1 (de) 1983-04-18 1984-04-10 Farbfernsehröhre mit einer Korrektur von Komafehlern geringer Amplitude

Publications (1)

Publication Number Publication Date
ATE28012T1 true ATE28012T1 (de) 1987-07-15

Family

ID=9287970

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84400706T ATE28012T1 (de) 1983-04-18 1984-04-10 Farbfernsehroehre mit einer korrektur von komafehlern geringer amplitude.

Country Status (7)

Country Link
US (1) US4725757A (de)
EP (1) EP0125949B1 (de)
JP (1) JPH077643B2 (de)
AT (1) ATE28012T1 (de)
DE (1) DE3464438D1 (de)
FR (1) FR2544548B1 (de)
HK (1) HK27090A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3665111D1 (en) * 1985-09-27 1989-09-21 Hitachi Ltd Convergence correcting device capable of coma correction for use in a cathode ray tube having in-line electron guns
JP2661024B2 (ja) * 1986-12-27 1997-10-08 ソニー株式会社 陰極線管
FR2818799A1 (fr) * 2000-12-22 2002-06-28 Thomson Tubes & Displays Systeme de deflexion pour tube a rayons cathodiques couleur corrige en coma horizontale
CN1261966C (zh) 2002-10-02 2006-06-28 Lg飞利浦显示器(韩国)株式会社 彩色阴极射线管及电子枪

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5845135B2 (ja) * 1975-11-12 1983-10-07 株式会社日立製作所 ヘンコウジカイセイギヨソシツキカラ−ジユゾウカン
US4142131A (en) * 1975-11-12 1979-02-27 Hitachi, Ltd. Color picture tube
US4225804A (en) * 1978-04-22 1980-09-30 Gte Sylvania N.V. Cathode ray tube coma correction device
US4457733A (en) * 1980-09-29 1984-07-03 Zenith Radio Corporation Method for providing coextensive raster patterns in television CRT in-line electron guns
JPS5780640A (en) * 1980-11-07 1982-05-20 Toshiba Corp Color picture tube unit
US4370593A (en) * 1980-12-30 1983-01-25 Rca Corporation In-line electron gun and method for modifying the same
JPS57126047A (en) * 1981-01-30 1982-08-05 Hitachi Ltd Color cathode-ray tube
JPS57187844A (en) * 1981-05-15 1982-11-18 Toshiba Corp Magnetic focusing crt
DE3126344A1 (de) * 1981-07-03 1983-02-24 Anton Dr. 7900 Ulm Casel Ablenkeinheit fuer eine dreistrahlige farbfernseh-bildroehre

Also Published As

Publication number Publication date
EP0125949A1 (de) 1984-11-21
US4725757A (en) 1988-02-16
FR2544548A1 (fr) 1984-10-19
JPH077643B2 (ja) 1995-01-30
HK27090A (en) 1990-04-12
DE3464438D1 (en) 1987-07-30
JPS59198641A (ja) 1984-11-10
EP0125949B1 (de) 1987-06-24
FR2544548B1 (fr) 1985-12-27

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
EELA Cancelled due to lapse of time