FR2507008A1 - Procede et dispositif pour controler l'exposition des ecrans de luminophores des tubes images couleurs - Google Patents

Procede et dispositif pour controler l'exposition des ecrans de luminophores des tubes images couleurs

Info

Publication number
FR2507008A1
FR2507008A1 FR8209251A FR8209251A FR2507008A1 FR 2507008 A1 FR2507008 A1 FR 2507008A1 FR 8209251 A FR8209251 A FR 8209251A FR 8209251 A FR8209251 A FR 8209251A FR 2507008 A1 FR2507008 A1 FR 2507008A1
Authority
FR
France
Prior art keywords
energy
source
characteristic
exposure
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
FR8209251A
Other languages
English (en)
Other versions
FR2507008B1 (fr
Inventor
William Randolph Kelly
Ernesto Jose Alvero
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 FR2507008A1 publication Critical patent/FR2507008A1/fr
Application granted granted Critical
Publication of FR2507008B1 publication Critical patent/FR2507008B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
    • H01J9/22—Applying luminescent coatings
    • H01J9/227—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines
    • H01J9/2271—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines by photographic processes
    • H01J9/2272—Devices for carrying out the processes, e.g. light houses

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
  • Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)

Abstract

DISPOSITIF POUR MAINTENIR CONSTANTE LA RELATION INTENSITE D'ENERGIE-TEMPS DANS UN PROJECTEUR UTILISE POUR EXPOSER UN REVETEMENT SENSIBLE A L'ENERGIE ACTINIQUE, PRESENT SUR LA SURFACE INTERIEURE D'UN PANNEAU DE TUBE IMAGE, ET QUI COMPREND UNE SOURCE D'ENERGIE ACTINIQUE ET UNE SOURCE D'ALIMENTATION EN ENERGIE POUR EXCITER LADITE SOURCE D'ENERGIE ACTINIQUE, CE DISPOSITIF ETANT CARACTERISE EN CE QU'IL COMPREND: DES MOYENS 46, 47 AGISSANT EN REPONSE A L'ENERGIE D'EXCITATION DELIVREE A LADITE SOURCE D'ENERGIE ACTINIQUE 12, POUR OBTENIR UN SIGNAL DE SORTIE PRESENTANT UNE CARACTERISTIQUE FO FONCTION DE L'INTENSITE DE LADITE SOURCE D'ENERGIE; DES MOYENS 48 AGISSANT EN REPONSE AUDIT SIGNAL DE SORTIE POUR DELIVRER UN SIGNAL DE COMMANDE 25, CE SIGNAL PRESENTANT UNE CARACTERISTIQUE FONCTION DU TEMPS QUI EST DETERMINEE PAR LA CARACTERISTIQUE DU SIGNAL DE SORTIE, ET DES MOYENS 24 AGISSANT EN REPONSE AU SIGNAL DE COMMANDE POUR COMMANDER ET CONTROLER L'EXPOSITION DU REVETEMENT SENSIBLE A L'ENERGIE ACTINIQUE, EN FONCTION DE L'INTENSITE DE LADITE SOURCE ET DE LA CARACTERISTIQUE FONCTION DU TEMPS.
FR8209251A 1981-05-28 1982-05-27 Procede et dispositif pour controler l'exposition des ecrans de luminophores des tubes images couleurs Expired FR2507008B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/267,750 US4436394A (en) 1981-05-28 1981-05-28 System and method for controlling the exposure of color picture tube phosphor screens

Publications (2)

Publication Number Publication Date
FR2507008A1 true FR2507008A1 (fr) 1982-12-03
FR2507008B1 FR2507008B1 (fr) 1985-12-13

Family

ID=23019992

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8209251A Expired FR2507008B1 (fr) 1981-05-28 1982-05-27 Procede et dispositif pour controler l'exposition des ecrans de luminophores des tubes images couleurs

Country Status (6)

Country Link
US (1) US4436394A (fr)
JP (1) JPS6012733B2 (fr)
CA (1) CA1191887A (fr)
DE (1) DE3220220A1 (fr)
FR (1) FR2507008B1 (fr)
IT (1) IT1151202B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5071380A (en) * 1989-07-13 1991-12-10 Mitsubishi Denki Kabushiki Kaisha Method and apparatus for forming patterns of fluorescence on a color crt

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1543734A (fr) * 1966-11-08 1968-10-25 Philips Nv Ecrans pour tubes cathodiques de reproduction d'images en couleurs
FR2091717A5 (fr) * 1970-05-21 1972-01-14 Rca Corp
FR2095645A5 (fr) * 1970-06-01 1972-02-11 Rca Corp
FR2264384A1 (en) * 1974-06-10 1975-10-10 Fiamm Spa Small electromagnetic relay for automobile - has armature mechanically separate from contact spring and cheek plates
FR2337416A1 (fr) * 1975-12-31 1977-07-29 Philips Nv Dispositif d'exposition servant a la realisation de tubes a rayons cathodiques destines a la reproduction d'images colorees et tube a rayons cathodiques realise a l'aide d'un tel dispositif
US4053906A (en) * 1976-06-23 1977-10-11 Gte Sylvania Incorporated Control system for an optical scanning exposure system for manufacturing cathode ray tubes
US4256390A (en) * 1980-03-20 1981-03-17 Gte Products Corporation Cathode ray tube screen exposure system

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA776306A (en) * 1968-01-16 G. Davies Arthur Methods and apparatus for exposure control
USRE21907E (en) 1941-09-30 Light control means
US3737617A (en) 1971-05-10 1973-06-05 Sopelem Exposure control apparatus for an electron microscope
US3949226A (en) 1972-05-26 1976-04-06 Zenith Radio Corporation Automatic light intensity controller for CRT lighthouse
GB1446835A (en) 1974-03-13 1976-08-18 Matsushita Electronics Corp Light exposing apparatus for forming a phosphor screen of a cathode ray tube
US4009387A (en) 1975-05-27 1977-02-22 Esquire, Inc. Automatic energy control lighting system with automatically variable dc source
US4052725A (en) * 1976-08-02 1977-10-04 Rca Corporation Cathode-ray tube screening exposure method
JPS5947860B2 (ja) 1976-12-11 1984-11-21 株式会社東芝 カラ−受像管用露光装置
DE2908767A1 (de) * 1979-03-06 1980-09-18 Siemens Ag Roentgendiagnostikgenerator mit einem dem hochspannungstransformator vorgeschalteten wechselrichter

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1543734A (fr) * 1966-11-08 1968-10-25 Philips Nv Ecrans pour tubes cathodiques de reproduction d'images en couleurs
FR2091717A5 (fr) * 1970-05-21 1972-01-14 Rca Corp
FR2095645A5 (fr) * 1970-06-01 1972-02-11 Rca Corp
FR2264384A1 (en) * 1974-06-10 1975-10-10 Fiamm Spa Small electromagnetic relay for automobile - has armature mechanically separate from contact spring and cheek plates
FR2337416A1 (fr) * 1975-12-31 1977-07-29 Philips Nv Dispositif d'exposition servant a la realisation de tubes a rayons cathodiques destines a la reproduction d'images colorees et tube a rayons cathodiques realise a l'aide d'un tel dispositif
US4053906A (en) * 1976-06-23 1977-10-11 Gte Sylvania Incorporated Control system for an optical scanning exposure system for manufacturing cathode ray tubes
US4256390A (en) * 1980-03-20 1981-03-17 Gte Products Corporation Cathode ray tube screen exposure system

Also Published As

Publication number Publication date
US4436394A (en) 1984-03-13
CA1191887A (fr) 1985-08-13
IT8221421A0 (it) 1982-05-21
FR2507008B1 (fr) 1985-12-13
JPS6012733B2 (ja) 1985-04-03
DE3220220C2 (fr) 1991-07-18
DE3220220A1 (de) 1982-12-23
JPS57199142A (en) 1982-12-07
IT1151202B (it) 1986-12-17

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Legal Events

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ST Notification of lapse
ST Notification of lapse