DE2404942C3 - Elektronenstrahlsteuereinrichtung - Google Patents

Elektronenstrahlsteuereinrichtung

Info

Publication number
DE2404942C3
DE2404942C3 DE2404942A DE2404942A DE2404942C3 DE 2404942 C3 DE2404942 C3 DE 2404942C3 DE 2404942 A DE2404942 A DE 2404942A DE 2404942 A DE2404942 A DE 2404942A DE 2404942 C3 DE2404942 C3 DE 2404942C3
Authority
DE
Germany
Prior art keywords
electron
dynamic convergence
electron beam
electron beams
control device
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
Application number
DE2404942A
Other languages
German (de)
English (en)
Other versions
DE2404942A1 (de
DE2404942B2 (de
Inventor
Yoshio Aoki
Tsunenari Saito
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of DE2404942A1 publication Critical patent/DE2404942A1/de
Publication of DE2404942B2 publication Critical patent/DE2404942B2/de
Application granted granted Critical
Publication of DE2404942C3 publication Critical patent/DE2404942C3/de
Expired legal-status Critical Current

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
    • H01J29/702—Convergence correction arrangements therefor
    • H01J29/705—Dynamic convergence systems
    • 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
    • H01J29/48—Electron guns
    • H01J29/51—Arrangements for controlling convergence of a plurality of beams by means of electric field only
    • 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
    • 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)
DE2404942A 1973-02-02 1974-02-01 Elektronenstrahlsteuereinrichtung Expired DE2404942C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1973014681U JPS5646297Y2 (enExample) 1973-02-02 1973-02-02

Publications (3)

Publication Number Publication Date
DE2404942A1 DE2404942A1 (de) 1974-08-08
DE2404942B2 DE2404942B2 (de) 1977-11-24
DE2404942C3 true DE2404942C3 (de) 1978-07-06

Family

ID=11867940

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2404942A Expired DE2404942C3 (de) 1973-02-02 1974-02-01 Elektronenstrahlsteuereinrichtung

Country Status (8)

Country Link
US (1) US3898521A (enExample)
JP (1) JPS5646297Y2 (enExample)
CA (1) CA995727A (enExample)
DE (1) DE2404942C3 (enExample)
FR (1) FR2216669B1 (enExample)
GB (1) GB1442723A (enExample)
IT (1) IT1006240B (enExample)
NL (1) NL184988C (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5227216A (en) * 1975-08-25 1977-03-01 Sony Corp Convergence corrector of color cathode ray tube
US4528476A (en) * 1983-10-24 1985-07-09 Rca Corporation Cathode-ray tube having electron gun with three focus lenses
JP2661024B2 (ja) * 1986-12-27 1997-10-08 ソニー株式会社 陰極線管
US4745331A (en) * 1987-07-20 1988-05-17 Rca Licensing Corporation Color picture tube having an inline electron gun with an einzel lens
US4737682A (en) * 1987-07-20 1988-04-12 Rca Corporation Color picture tube having an inline electron gun with an einzel lens
US4742266A (en) * 1987-07-20 1988-05-03 Rca Corporation Color picture tube having an inline electron gun with an einzel lens
TWI257636B (en) * 2000-12-06 2006-07-01 Matsushita Electric Industrial Co Ltd Deflection yoke and color cathode ray tube device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3462638A (en) * 1967-07-10 1969-08-19 Sony Corp Electron beam correction apparatus for color picture tube
US3735189A (en) * 1971-03-19 1973-05-22 Zenith Radio Corp Blue droop correction circuit with a single supplemental correction coil

Also Published As

Publication number Publication date
DE2404942A1 (de) 1974-08-08
JPS49116065U (enExample) 1974-10-03
CA995727A (en) 1976-08-24
IT1006240B (it) 1976-09-30
GB1442723A (en) 1976-07-14
DE2404942B2 (de) 1977-11-24
FR2216669A1 (enExample) 1974-08-30
FR2216669B1 (enExample) 1978-06-16
NL7401532A (enExample) 1974-08-06
NL184988C (nl) 1989-12-18
NL184988B (nl) 1989-07-17
JPS5646297Y2 (enExample) 1981-10-29
US3898521A (en) 1975-08-05

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)