GB1442723A - Colour cathode ray tube apparatus - Google Patents

Colour cathode ray tube apparatus

Info

Publication number
GB1442723A
GB1442723A GB404874A GB404874A GB1442723A GB 1442723 A GB1442723 A GB 1442723A GB 404874 A GB404874 A GB 404874A GB 404874 A GB404874 A GB 404874A GB 1442723 A GB1442723 A GB 1442723A
Authority
GB
United Kingdom
Prior art keywords
coils
yokes
dynamic convergence
ray tube
arrangement
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
GB404874A
Other languages
English (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.)
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 GB1442723A publication Critical patent/GB1442723A/en
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)
GB404874A 1973-02-02 1974-01-29 Colour cathode ray tube apparatus Expired GB1442723A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
GB1442723A true GB1442723A (en) 1976-07-14

Family

ID=11867940

Family Applications (1)

Application Number Title Priority Date Filing Date
GB404874A Expired GB1442723A (en) 1973-02-02 1974-01-29 Colour cathode ray tube apparatus

Country Status (8)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4090110A (en) * 1975-08-25 1978-05-16 Sony Corporation Convergence means for color cathode ray tube

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
US4745331A (en) * 1987-07-20 1988-05-17 Rca Licensing Corporation Color picture tube having an inline electron gun with an einzel lens
TWI257636B (en) * 2000-12-06 2006-07-01 Matsushita Electric Ind 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
GB1226614A (de) * 1967-07-10 1971-03-31
US3735189A (en) * 1971-03-19 1973-05-22 Zenith Radio Corp Blue droop correction circuit with a single supplemental correction coil

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4090110A (en) * 1975-08-25 1978-05-16 Sony Corporation Convergence means for color cathode ray tube

Also Published As

Publication number Publication date
US3898521A (en) 1975-08-05
DE2404942C3 (de) 1978-07-06
DE2404942A1 (de) 1974-08-08
NL184988B (nl) 1989-07-17
NL7401532A (de) 1974-08-06
CA995727A (en) 1976-08-24
IT1006240B (it) 1976-09-30
FR2216669A1 (de) 1974-08-30
JPS5646297Y2 (de) 1981-10-29
JPS49116065U (de) 1974-10-03
DE2404942B2 (de) 1977-11-24
NL184988C (nl) 1989-12-18
FR2216669B1 (de) 1978-06-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19940128