FR2618253B1 - Deviateur magnetique pour tube trichrome avec blindage et procede de reglage. - Google Patents

Deviateur magnetique pour tube trichrome avec blindage et procede de reglage.

Info

Publication number
FR2618253B1
FR2618253B1 FR8710123A FR8710123A FR2618253B1 FR 2618253 B1 FR2618253 B1 FR 2618253B1 FR 8710123 A FR8710123 A FR 8710123A FR 8710123 A FR8710123 A FR 8710123A FR 2618253 B1 FR2618253 B1 FR 2618253B1
Authority
FR
France
Prior art keywords
deviator
trichrome
shielding
magnetic
tube
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 - Fee Related
Application number
FR8710123A
Other languages
English (en)
Other versions
FR2618253A1 (fr
Inventor
Alain Dumesnil
Jean-Marc Perreaut
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.)
Videocolor SA
Original Assignee
Videocolor SA
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 SA filed Critical Videocolor SA
Priority to FR8710123A priority Critical patent/FR2618253B1/fr
Priority to US07/101,787 priority patent/US4839568A/en
Publication of FR2618253A1 publication Critical patent/FR2618253A1/fr
Application granted granted Critical
Publication of FR2618253B1 publication Critical patent/FR2618253B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • H01J31/20—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes for displaying images or patterns in two or more colours
    • H01J31/201—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes for displaying images or patterns in two or more colours using a colour-selection electrode
    • H01J31/203—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes for displaying images or patterns in two or more colours using a colour-selection electrode with more than one electron beam
    • H01J31/206—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes for displaying images or patterns in two or more colours using a colour-selection electrode with more than one electron beam with three coplanar electron beams
    • 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
    • H01J29/72—Arrangements for deflecting ray or beam along one straight line or along two perpendicular straight lines
    • H01J29/76—Deflecting by magnetic fields only
    • H01J29/762—Deflecting by magnetic fields only using saddle coils or printed windings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/70—Electron beam control outside the vessel
    • H01J2229/703—Electron beam control outside the vessel by magnetic fields
    • H01J2229/7031—Cores for field producing elements, e.g. ferrite
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/96—Circuit elements other than coils, reactors or the like, associated with the tube
    • H01J2229/964—Circuit elements other than coils, reactors or the like, associated with the tube associated with the deflection system
FR8710123A 1987-07-17 1987-07-17 Deviateur magnetique pour tube trichrome avec blindage et procede de reglage. Expired - Fee Related FR2618253B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR8710123A FR2618253B1 (fr) 1987-07-17 1987-07-17 Deviateur magnetique pour tube trichrome avec blindage et procede de reglage.
US07/101,787 US4839568A (en) 1987-07-17 1987-09-28 Magnetic deflector for trichromatic tube with shield and method to set this deflector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8710123A FR2618253B1 (fr) 1987-07-17 1987-07-17 Deviateur magnetique pour tube trichrome avec blindage et procede de reglage.

Publications (2)

Publication Number Publication Date
FR2618253A1 FR2618253A1 (fr) 1989-01-20
FR2618253B1 true FR2618253B1 (fr) 1990-11-09

Family

ID=9353255

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8710123A Expired - Fee Related FR2618253B1 (fr) 1987-07-17 1987-07-17 Deviateur magnetique pour tube trichrome avec blindage et procede de reglage.

Country Status (2)

Country Link
US (1) US4839568A (fr)
FR (1) FR2618253B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1139380A1 (fr) * 2000-03-29 2001-10-04 Matsushita Electronics (Europe) GmbH Dispositif déflecteur à utiliser dans un tube cathodique couleur
WO2003025970A2 (fr) * 2001-09-18 2003-03-27 Koninklijke Philips Electronics N.V. Tube cathodique a energie de deflexion de ligne reduite

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3912970A (en) * 1973-06-08 1975-10-14 Zenith Radio Corp Electron beam deflection correction system
JPS5543701A (en) * 1978-09-20 1980-03-27 Toshiba Corp Color image receiving tube
US4524308A (en) * 1984-06-01 1985-06-18 Sony Corporation Circuits for accomplishing electron beam convergence in color cathode ray tubes
FR2584233B1 (fr) * 1985-06-27 1987-08-07 Videocolor Deviateur magnetique pour tube a rayons cathodiques a longueur de col reduite

Also Published As

Publication number Publication date
US4839568A (en) 1989-06-13
FR2618253A1 (fr) 1989-01-20

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20070330