FR2363186B1 - - Google Patents

Info

Publication number
FR2363186B1
FR2363186B1 FR7725549A FR7725549A FR2363186B1 FR 2363186 B1 FR2363186 B1 FR 2363186B1 FR 7725549 A FR7725549 A FR 7725549A FR 7725549 A FR7725549 A FR 7725549A FR 2363186 B1 FR2363186 B1 FR 2363186B1
Authority
FR
France
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
FR7725549A
Other languages
French (fr)
Other versions
FR2363186A1 (en
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2363186A1 publication Critical patent/FR2363186A1/en
Application granted granted Critical
Publication of FR2363186B1 publication Critical patent/FR2363186B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/16—Picture reproducers using cathode ray tubes
    • H04N9/28—Arrangements for convergence or focusing
    • H04N9/285—Arrangements for convergence or focusing using quadrupole lenses
    • 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
FR7725549A 1976-08-24 1977-08-22 TELEVISION IMAGE REPRODUCER DEVICE, DEVIATION COIL SYSTEM FOR SUCH A DEVICE AND IMAGE REPRODUCER TUBE EQUIPPED WITH SUCH DEVIATION COIL SYSTEM Granted FR2363186A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7609374A NL7609374A (en) 1976-08-24 1976-08-24 DEVICE FOR DISPLAYING TELEVISION IMAGES, DEVICE COIL SYSTEM FOR SUCH DEVICE AND PICTURE TUBE FITTED WITH SUCH DEFLECTION COIL SYSTEM.

Publications (2)

Publication Number Publication Date
FR2363186A1 FR2363186A1 (en) 1978-03-24
FR2363186B1 true FR2363186B1 (en) 1981-12-04

Family

ID=19826783

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7725549A Granted FR2363186A1 (en) 1976-08-24 1977-08-22 TELEVISION IMAGE REPRODUCER DEVICE, DEVIATION COIL SYSTEM FOR SUCH A DEVICE AND IMAGE REPRODUCER TUBE EQUIPPED WITH SUCH DEVIATION COIL SYSTEM

Country Status (13)

Country Link
JP (1) JPS593018B2 (en)
AU (1) AU509555B2 (en)
BE (1) BE858010A (en)
BR (1) BR7705588A (en)
CA (1) CA1093625A (en)
DD (1) DD131435A5 (en)
DE (1) DE2736162A1 (en)
ES (1) ES461806A1 (en)
FR (1) FR2363186A1 (en)
GB (1) GB1567669A (en)
IT (1) IT1084860B (en)
MX (1) MX143041A (en)
NL (1) NL7609374A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL181895C (en) * 1979-10-02 1987-11-16 Philips Nv CATHODE JET TUBE WITH CORRECTION RINGS MULTIPOLO MAGNETIZED.
NL8104735A (en) * 1980-12-05 1982-07-01 Philips Nv CATHODE SPRAY TUBE WITH A DEFLECTION UNIT CONTAINING PERMANENT MAGNETS WHICH GENERATES A STATIC MULTIPOLO FIELD FOR SIMULATING A MODULATION OF THE DYNAMIC DEFLECTION FIELD.
GB8611321D0 (en) * 1986-05-09 1986-06-18 Philips Nv Correcting electron beam misconvergance
NL8601512A (en) * 1986-06-11 1988-01-04 Philips Nv CATHODE BEAM WITH MAGNETIC FOCUSING LENS.
GB2208034A (en) * 1987-08-13 1989-02-15 Ibm Reducing magnetic radiation in front of a cathode ray tube screen
US5177399A (en) * 1988-06-27 1993-01-05 Kabushiki Kaisha Toshiba Color cathode ray tube apparatus
US5225736A (en) * 1988-06-27 1993-07-06 Kabushiki Kaisha Toshiba Color cathode ray tube apparatus
US5206559A (en) * 1989-08-04 1993-04-27 Kabushiki Kaisha Toshiba Cathode ray tube which improves deflection aberration
US5258693A (en) * 1990-10-09 1993-11-02 Videocolor, S.A. Geometry corrector for a cathode ray tube
FR2667722B1 (en) * 1990-10-09 1996-09-06 Videocolor Sa ELECTROMAGNETIC GEOMETRY CORRECTOR FOR SINGLE - BEAM CATHODE RAY TUBE.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB739068A (en) * 1952-08-09 1955-10-26 Emi Ltd Improvements in or relating to cathode ray tube arrangements
GB750310A (en) * 1953-04-10 1956-06-13 Marconi Wireless Telegraph Co Improvements in or relating to cathode ray tubes
NL148441B (en) * 1969-07-09 1976-01-15 Philips Nv COLOR TV DISPLAY DEVICE EQUIPPED WITH AN ELECTRON BAM TUBE AND DEVICE COIL SYSTEM FOR USE THEREIN.

Also Published As

Publication number Publication date
JPS593018B2 (en) 1984-01-21
CA1093625A (en) 1981-01-13
DE2736162C2 (en) 1987-11-05
NL7609374A (en) 1978-02-28
AU509555B2 (en) 1980-05-15
AU2804977A (en) 1979-02-22
ES461806A1 (en) 1978-05-16
BR7705588A (en) 1978-06-06
GB1567669A (en) 1980-05-21
JPS5326618A (en) 1978-03-11
BE858010A (en) 1978-02-22
FR2363186A1 (en) 1978-03-24
MX143041A (en) 1981-02-23
IT1084860B (en) 1985-05-28
DE2736162A1 (en) 1978-03-09
DD131435A5 (en) 1978-06-21

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Legal Events

Date Code Title Description
ST Notification of lapse