EP1098348A3 - Farbkathodenstrahlröhre und Verfahren zur Kontrastverbesserung - Google Patents

Farbkathodenstrahlröhre und Verfahren zur Kontrastverbesserung Download PDF

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Publication number
EP1098348A3
EP1098348A3 EP00403032A EP00403032A EP1098348A3 EP 1098348 A3 EP1098348 A3 EP 1098348A3 EP 00403032 A EP00403032 A EP 00403032A EP 00403032 A EP00403032 A EP 00403032A EP 1098348 A3 EP1098348 A3 EP 1098348A3
Authority
EP
European Patent Office
Prior art keywords
ray tube
manufacture
cathode ray
color cathode
contrast improvement
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.)
Withdrawn
Application number
EP00403032A
Other languages
English (en)
French (fr)
Other versions
EP1098348A2 (de
Inventor
Antimo Pezzulo
Alfredo Palumbo
Giorgio Salani
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.)
Videocolor SpA
Original Assignee
Videocolor SpA
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 Videocolor SpA filed Critical Videocolor SpA
Publication of EP1098348A2 publication Critical patent/EP1098348A2/de
Publication of EP1098348A3 publication Critical patent/EP1098348A3/de
Withdrawn legal-status Critical Current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
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
    • H01J29/18—Luminescent screens
    • H01J29/30—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines
    • H01J29/32—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines with adjacent dots or lines of different luminescent material, e.g. for colour television
    • H01J29/327—Black matrix materials
    • 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
    • H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
    • 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
    • H01J9/2278—Application of light absorbing material, e.g. between the luminescent areas

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
EP00403032A 1999-11-05 2000-10-31 Farbkathodenstrahlröhre und Verfahren zur Kontrastverbesserung Withdrawn EP1098348A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITMI992325 1999-11-05
IT1999MI002325A IT1313925B1 (it) 1999-11-05 1999-11-05 Metodo di fabbricazione di uno schermo per tubi a raggi catodici acolori e tubo incorporante tale schermo.

Publications (2)

Publication Number Publication Date
EP1098348A2 EP1098348A2 (de) 2001-05-09
EP1098348A3 true EP1098348A3 (de) 2002-07-17

Family

ID=11383912

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00403032A Withdrawn EP1098348A3 (de) 1999-11-05 2000-10-31 Farbkathodenstrahlröhre und Verfahren zur Kontrastverbesserung

Country Status (8)

Country Link
EP (1) EP1098348A3 (de)
JP (1) JP2001167712A (de)
KR (1) KR20010051401A (de)
CN (1) CN1169183C (de)
IT (1) IT1313925B1 (de)
MX (1) MXPA00010841A (de)
MY (1) MY136611A (de)
TW (1) TW501367B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010055947A (ja) * 2008-08-28 2010-03-11 Canon Inc カラー画像表示装置用のフェイスパネル、該フェイスパネルを用いたカラー画像表示装置用のパネル、および、該パネルが搭載されたカラー画像表示装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4132919A (en) * 1977-12-12 1979-01-02 Lockheed Missiles & Space Company, Inc. Absorbing inhomogeneous film for high contrast display devices
US4310783A (en) * 1979-05-07 1982-01-12 Temple Michael D Cathode ray tube face plate construction for suppressing the halo having a low reflection and method
JPS577048A (en) * 1980-06-16 1982-01-14 Toshiba Corp Fluorescent light emission screen
JPS60101831A (ja) * 1983-11-07 1985-06-05 Mitsubishi Electric Corp カラ−受像管の光吸収性膜の形成方法
EP0518509A1 (de) * 1991-05-24 1992-12-16 Mitsubishi Denki Kabushiki Kaisha Farbkathodenstrahlröhre mit einer Zwischenschicht zwischen dem Schirm und der dreifarbigen Phosphorschicht

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4132919A (en) * 1977-12-12 1979-01-02 Lockheed Missiles & Space Company, Inc. Absorbing inhomogeneous film for high contrast display devices
US4310783A (en) * 1979-05-07 1982-01-12 Temple Michael D Cathode ray tube face plate construction for suppressing the halo having a low reflection and method
JPS577048A (en) * 1980-06-16 1982-01-14 Toshiba Corp Fluorescent light emission screen
JPS60101831A (ja) * 1983-11-07 1985-06-05 Mitsubishi Electric Corp カラ−受像管の光吸収性膜の形成方法
EP0518509A1 (de) * 1991-05-24 1992-12-16 Mitsubishi Denki Kabushiki Kaisha Farbkathodenstrahlröhre mit einer Zwischenschicht zwischen dem Schirm und der dreifarbigen Phosphorschicht

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 006, no. 064 (E - 103) 23 April 1982 (1982-04-23) *
PATENT ABSTRACTS OF JAPAN vol. 009, no. 251 (E - 348) 8 October 1985 (1985-10-08) *

Also Published As

Publication number Publication date
MXPA00010841A (es) 2003-06-06
CN1295335A (zh) 2001-05-16
IT1313925B1 (it) 2002-09-26
CN1169183C (zh) 2004-09-29
ITMI992325A0 (it) 1999-11-05
EP1098348A2 (de) 2001-05-09
MY136611A (en) 2008-10-31
KR20010051401A (ko) 2001-06-25
TW501367B (en) 2002-09-01
JP2001167712A (ja) 2001-06-22
ITMI992325A1 (it) 2001-05-05

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