IT1084860B - DEVICE FOR THE REPRODUCTION OF TELEVISION IMAGES, SYSTEM OF DEFLECTION REELS FOR SUCH DEVICE AND DISPLAY TUBE PRESENTING THIS SYSTEM OF DEFLECTION REELS - Google Patents

DEVICE FOR THE REPRODUCTION OF TELEVISION IMAGES, SYSTEM OF DEFLECTION REELS FOR SUCH DEVICE AND DISPLAY TUBE PRESENTING THIS SYSTEM OF DEFLECTION REELS

Info

Publication number
IT1084860B
IT1084860B IT2685277A IT2685277A IT1084860B IT 1084860 B IT1084860 B IT 1084860B IT 2685277 A IT2685277 A IT 2685277A IT 2685277 A IT2685277 A IT 2685277A IT 1084860 B IT1084860 B IT 1084860B
Authority
IT
Italy
Prior art keywords
reels
deflection
reproduction
deflection reels
display tube
Prior art date
Application number
IT2685277A
Other languages
Italian (it)
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Application granted granted Critical
Publication of IT1084860B publication Critical patent/IT1084860B/en

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Details Of Television Scanning (AREA)
IT2685277A 1976-08-24 1977-08-22 DEVICE FOR THE REPRODUCTION OF TELEVISION IMAGES, SYSTEM OF DEFLECTION REELS FOR SUCH DEVICE AND DISPLAY TUBE PRESENTING THIS SYSTEM OF DEFLECTION REELS IT1084860B (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 (1)

Publication Number Publication Date
IT1084860B true IT1084860B (en) 1985-05-28

Family

ID=19826783

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2685277A IT1084860B (en) 1976-08-24 1977-08-22 DEVICE FOR THE REPRODUCTION OF TELEVISION IMAGES, SYSTEM OF DEFLECTION REELS FOR SUCH DEVICE AND DISPLAY TUBE PRESENTING THIS SYSTEM OF DEFLECTION REELS

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
FR2667722B1 (en) * 1990-10-09 1996-09-06 Videocolor Sa ELECTROMAGNETIC GEOMETRY CORRECTOR FOR SINGLE - BEAM CATHODE RAY TUBE.
US5258693A (en) * 1990-10-09 1993-11-02 Videocolor, S.A. Geometry corrector for a 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
AU2804977A (en) 1979-02-22
MX143041A (en) 1981-02-23
DE2736162A1 (en) 1978-03-09
AU509555B2 (en) 1980-05-15
FR2363186A1 (en) 1978-03-24
FR2363186B1 (en) 1981-12-04
JPS5326618A (en) 1978-03-11
DD131435A5 (en) 1978-06-21
GB1567669A (en) 1980-05-21
CA1093625A (en) 1981-01-13
BE858010A (en) 1978-02-22
DE2736162C2 (en) 1987-11-05
ES461806A1 (en) 1978-05-16
NL7609374A (en) 1978-02-28
JPS593018B2 (en) 1984-01-21
BR7705588A (en) 1978-06-06

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