BR7705588A - Aperfeicoamento em dispositivo para exibir imagens em televisao - Google Patents

Aperfeicoamento em dispositivo para exibir imagens em televisao

Info

Publication number
BR7705588A
BR7705588A BR7705588A BR7705588A BR7705588A BR 7705588 A BR7705588 A BR 7705588A BR 7705588 A BR7705588 A BR 7705588A BR 7705588 A BR7705588 A BR 7705588A BR 7705588 A BR7705588 A BR 7705588A
Authority
BR
Brazil
Prior art keywords
television
improvement
display images
images
display
Prior art date
Application number
BR7705588A
Other languages
English (en)
Portuguese (pt)
Inventor
P Barten
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
Publication of BR7705588A publication Critical patent/BR7705588A/pt

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)
BR7705588A 1976-08-24 1977-08-22 Aperfeicoamento em dispositivo para exibir imagens em televisao BR7705588A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7609374A NL7609374A (nl) 1976-08-24 1976-08-24 Inrichting voor het weergeven van televisie- beelden, afbuigspoelenstelsel voor een derge- lijke inrichting en beeldbuis voorzien van een dergelijk afbuigspoelenstelsel.

Publications (1)

Publication Number Publication Date
BR7705588A true BR7705588A (pt) 1978-06-06

Family

ID=19826783

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7705588A BR7705588A (pt) 1976-08-24 1977-08-22 Aperfeicoamento em dispositivo para exibir imagens em televisao

Country Status (13)

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

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL181895C (nl) * 1979-10-02 1987-11-16 Philips Nv Kathodestraalbuis met als multipool gemagnetiseerde correctieringen.
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.
GB8611321D0 (en) * 1986-05-09 1986-06-18 Philips Nv Correcting electron beam misconvergance
NL8601512A (nl) * 1986-06-11 1988-01-04 Philips Nv Kathodestraalbuis met magnetische focusseerlens.
GB2208034A (en) * 1987-08-13 1989-02-15 Ibm Reducing magnetic radiation in front of a cathode ray tube screen
US5225736A (en) * 1988-06-27 1993-07-06 Kabushiki Kaisha Toshiba Color cathode ray tube apparatus
US5177399A (en) * 1988-06-27 1993-01-05 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 (fr) * 1990-10-09 1996-09-06 Videocolor Sa Correcteur de geometrie electromagnetique pour tube a rayons cathodiques monofaisceau.

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 (nl) * 1969-07-09 1976-01-15 Philips Nv Kleurentelevisieweergeefinrichting voorzien van een elektronenstraalbuis, alsmede afbuigspoelenstelsel voor toepassing daarin.

Also Published As

Publication number Publication date
DE2736162C2 (enExample) 1987-11-05
DE2736162A1 (de) 1978-03-09
ES461806A1 (es) 1978-05-16
JPS593018B2 (ja) 1984-01-21
AU2804977A (en) 1979-02-22
CA1093625A (en) 1981-01-13
BE858010A (fr) 1978-02-22
JPS5326618A (en) 1978-03-11
IT1084860B (it) 1985-05-28
NL7609374A (nl) 1978-02-28
GB1567669A (en) 1980-05-21
FR2363186B1 (enExample) 1981-12-04
DD131435A5 (de) 1978-06-21
FR2363186A1 (fr) 1978-03-24
AU509555B2 (en) 1980-05-15
MX143041A (es) 1981-02-23

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