FR2425146A1 - Tube image couleur comportant un canon electronique perfectionne a correction coma - Google Patents

Tube image couleur comportant un canon electronique perfectionne a correction coma

Info

Publication number
FR2425146A1
FR2425146A1 FR7910297A FR7910297A FR2425146A1 FR 2425146 A1 FR2425146 A1 FR 2425146A1 FR 7910297 A FR7910297 A FR 7910297A FR 7910297 A FR7910297 A FR 7910297A FR 2425146 A1 FR2425146 A1 FR 2425146A1
Authority
FR
France
Prior art keywords
beams
color image
tube
horizontal
image tube
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.)
Granted
Application number
FR7910297A
Other languages
English (en)
Other versions
FR2425146B1 (fr
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.)
RCA Corp
Original Assignee
RCA 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 RCA Corp filed Critical RCA Corp
Publication of FR2425146A1 publication Critical patent/FR2425146A1/fr
Application granted granted Critical
Publication of FR2425146B1 publication Critical patent/FR2425146B1/fr
Granted 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
    • H01J29/48—Electron guns
    • H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
    • 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
    • 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
    • H01J29/56—Arrangements for controlling cross-section of ray or beam; Arrangements for correcting aberration of beam, e.g. due to lenses
    • 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
    • H04N9/29—Picture reproducers using cathode ray tubes using demagnetisation or compensation of external magnetic fields
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/58—Electron beam control inside the vessel
    • H01J2229/581—Electron beam control inside the vessel by magnetic means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/58—Electron beam control inside the vessel
    • H01J2229/583—Electron beam control inside the vessel at the source
    • H01J2229/5835—Electron beam control inside the vessel at the source cooperating with the electron gun

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)

Abstract

TUBE IMAGE COULEUR COMPORTANT UN CANON ELECTRONIQUE EN LIGNE POUR EMETTRE ET DIRIGER TROIS FAISCEAUX D'ELECTRONS, COMPRENANT UN FAISCEAU CENTRAL ET DEUX FAISCEAUX EXTERIEURS, LE LONG DE TRAJECTOIRES COPLANAIRES VERS UN ECRAN DUDIT TUBE, CES FAISCEAUX TRAVERSANT UNE ZONE DE DEVIATION CONCUE DE FACON A PRESENTER DES CHAMPS DE DEVIATION MAGNETIQUE VERTICALE ET HORIZONTALE ET COMPORTANT DES PREMIERS MOYENS POUR AFFAIBLIR LES EFFETS DE PARTIES DES CHAMPS DE DEVIATION HORIZONTALE ET VERTICALE, SUR LES DEUX FAISCEAUX ELECTRONIQUES EXTERIEURS, CE TUBE IMAGE ETANT CARACTERISE EN CE QU'IL COMPREND DES SECONDS MOYENS 47 POUR DIMINUER L'EFFET D'UNE PARTIE DE CHAMP MAGNETIQUE DE DEVIATION HORIZONTALE SUR LE FAISCEAU ELECTRONIQUE CENTRAL 28 ET POUR MAINTENIR UN EFFET NON PERTURBE DE CHAMP MAGNETIQUE VERTICAL SUR LE FAISCEAU ELECTRONIQUE CENTRAL.
FR7910297A 1978-05-01 1979-04-24 Tube image couleur comportant un canon electronique perfectionne a correction coma Granted FR2425146A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/901,820 US4396862A (en) 1978-05-01 1978-05-01 Color picture tube with means for affecting magnetic deflection fields in electron gun area

Publications (2)

Publication Number Publication Date
FR2425146A1 true FR2425146A1 (fr) 1979-11-30
FR2425146B1 FR2425146B1 (fr) 1984-03-16

Family

ID=25414869

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7910297A Granted FR2425146A1 (fr) 1978-05-01 1979-04-24 Tube image couleur comportant un canon electronique perfectionne a correction coma

Country Status (21)

Country Link
US (1) US4396862A (fr)
JP (1) JPS54146572A (fr)
KR (1) KR820000704B1 (fr)
AT (1) AT376062B (fr)
AU (1) AU4588579A (fr)
BE (1) BE875905A (fr)
BR (1) BR7902588A (fr)
CA (1) CA1131286A (fr)
CS (1) CS231165B2 (fr)
DD (1) DD143489A5 (fr)
DE (1) DE2917268A1 (fr)
ES (1) ES479855A1 (fr)
FI (1) FI791326A7 (fr)
FR (1) FR2425146A1 (fr)
GB (1) GB2020480B (fr)
HK (1) HK63387A (fr)
IT (1) IT1166755B (fr)
MX (1) MX146288A (fr)
NL (1) NL189378C (fr)
PL (1) PL124306B1 (fr)
SU (1) SU1232132A3 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3123298A1 (de) * 1981-06-12 1983-01-05 Standard Elektrik Lorenz Ag, 7000 Stuttgart Kathodenstrahlroehre mit magnetring
DE3212248A1 (de) * 1982-04-02 1983-10-06 Standard Elektrik Lorenz Ag Elektronenoptik des elektronenstrahlerzeugersystems einer farbbildroehre
US4556819A (en) * 1983-12-13 1985-12-03 Rca Corporation Color picture tube having inline electron gun with coma correction members
CA1265838A (fr) * 1985-06-12 1990-02-13 Albertus A.S. Sluyterman Tube image couleur a correction de l'aberration en coma
NL8601091A (nl) * 1986-04-29 1987-11-16 Philips Nv Kleurenbeeldbuis met coma-correctie.
US4730144A (en) * 1986-08-27 1988-03-08 Rca Corporation Color picture tube having inline electron gun with coma correction members
JP2661024B2 (ja) * 1986-12-27 1997-10-08 ソニー株式会社 陰極線管
JPH0992169A (ja) * 1995-09-21 1997-04-04 Hitachi Ltd カラーブラウン管
JP2001135259A (ja) 1999-11-02 2001-05-18 Matsushita Electronics Industry Corp カラー陰極線管、カラー陰極線管装置
KR100708630B1 (ko) * 2000-03-14 2007-04-18 삼성에스디아이 주식회사 전자총과 이를 이용한 칼라 음극선관

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3534208A (en) * 1968-05-24 1970-10-13 Gen Electric Cathode ray tube having three in-line guns and center beam convergence shield modifying center beam raster size
US3594600A (en) * 1968-12-30 1971-07-20 Sony Corp Convergence means for a plural beam color picture tube
FR2167898A1 (fr) * 1972-01-14 1973-08-24 Rca Corp
FR2247811A1 (fr) * 1973-10-10 1975-05-09 Philips Nv
JPS5259527A (en) * 1975-11-12 1977-05-17 Hitachi Ltd Color picture tube with deflection magnetic field control elements

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE624849A (fr) * 1961-05-08
BE625864A (fr) * 1961-12-07
JPS4833331B1 (fr) * 1968-02-05 1973-10-13
SU364984A1 (ru) 1970-10-09 1972-12-28 Электронно-оптическая система
JPS5126208B1 (fr) * 1971-05-18 1976-08-05
US3800176A (en) * 1972-01-14 1974-03-26 Rca Corp Self-converging color image display system
US3873879A (en) * 1972-01-14 1975-03-25 Rca Corp In-line electron gun
US3840765A (en) * 1972-09-26 1974-10-08 Tokyo Shibaura Electric Co Shielding member between only the control and side beams in a color cathode ray tube
GB1397804A (en) 1972-09-26 1975-06-18 Tokyo Shibaura Electric Co Colour cathode ray tube
US3866080A (en) * 1973-08-08 1975-02-11 Rca Corp Inline electron gun having magnetically permeable plates for enhancing convergence of electron beams
JPS5615102B2 (fr) * 1974-10-14 1981-04-08
US4086513A (en) * 1975-03-03 1978-04-25 Rca Corporation Plural gun cathode ray tube having parallel plates adjacent grid apertures
US4142131A (en) * 1975-11-12 1979-02-27 Hitachi, Ltd. Color picture tube

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3534208A (en) * 1968-05-24 1970-10-13 Gen Electric Cathode ray tube having three in-line guns and center beam convergence shield modifying center beam raster size
US3594600A (en) * 1968-12-30 1971-07-20 Sony Corp Convergence means for a plural beam color picture tube
FR2167898A1 (fr) * 1972-01-14 1973-08-24 Rca Corp
FR2247811A1 (fr) * 1973-10-10 1975-05-09 Philips Nv
JPS5259527A (en) * 1975-11-12 1977-05-17 Hitachi Ltd Color picture tube with deflection magnetic field control elements

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENTS ABSTRACTS OF JAPAN, vol. 1, no. 126, 20 octobre 1977, page 5454E77 & JP - A - 52 59 527 (HITACHI SEISAKUSHO K.K.) (17.05.1977) *

Also Published As

Publication number Publication date
PL124306B1 (en) 1983-01-31
US4396862A (en) 1983-08-02
DE2917268C2 (fr) 1987-07-09
DE2917268A1 (de) 1979-11-08
GB2020480B (en) 1982-08-04
ES479855A1 (es) 1979-11-16
GB2020480A (en) 1979-11-14
NL7903378A (nl) 1979-11-05
CS283679A2 (en) 1984-02-13
JPS54146572A (en) 1979-11-15
AT376062B (de) 1984-10-10
BE875905A (nl) 1979-08-16
IT7922024A0 (it) 1979-04-19
CA1131286A (fr) 1982-09-07
MX146288A (es) 1982-06-02
KR820000704B1 (ko) 1982-04-28
DD143489A5 (de) 1980-08-20
FR2425146B1 (fr) 1984-03-16
NL189378C (nl) 1993-03-16
ATA328579A (de) 1984-02-15
HK63387A (en) 1987-09-11
IT1166755B (it) 1987-05-06
AU4588579A (en) 1979-11-08
FI791326A7 (fi) 1981-01-01
SU1232132A3 (ru) 1986-05-15
NL189378B (nl) 1992-10-16
PL215275A1 (fr) 1980-03-24
CS231165B2 (en) 1984-10-15
BR7902588A (pt) 1979-11-27

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Legal Events

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