IT1214441B - Sistema per la visualizzazione di immagini a colori. - Google Patents

Sistema per la visualizzazione di immagini a colori.

Info

Publication number
IT1214441B
IT1214441B IT8221964A IT2196482A IT1214441B IT 1214441 B IT1214441 B IT 1214441B IT 8221964 A IT8221964 A IT 8221964A IT 2196482 A IT2196482 A IT 2196482A IT 1214441 B IT1214441 B IT 1214441B
Authority
IT
Italy
Prior art keywords
visualization
color images
images
color
Prior art date
Application number
IT8221964A
Other languages
English (en)
Italian (it)
Other versions
IT8221964A0 (it
Inventor
Albert Maxwell Morrell
Richard Henry Hughes
William Henry Barkow
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
Priority claimed from US06/343,734 external-priority patent/US4620133A/en
Application filed by Rca Corp filed Critical Rca Corp
Publication of IT8221964A0 publication Critical patent/IT8221964A0/it
Application granted granted Critical
Publication of IT1214441B publication Critical patent/IT1214441B/it

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
    • 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
    • H01J29/58—Arrangements for focusing or reflecting ray or beam
    • H01J29/62—Electrostatic lenses
    • 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
    • H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
    • H01J29/503—Three or more guns, the axes of which lay in a common plane
    • 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
IT8221964A 1981-07-10 1982-06-21 Sistema per la visualizzazione di immagini a colori. IT1214441B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US28223481A 1981-07-10 1981-07-10
US06/343,734 US4620133A (en) 1982-01-29 1982-01-29 Color image display systems

Publications (2)

Publication Number Publication Date
IT8221964A0 IT8221964A0 (it) 1982-06-21
IT1214441B true IT1214441B (it) 1990-01-18

Family

ID=26961321

Family Applications (3)

Application Number Title Priority Date Filing Date
IT8221964A IT1214441B (it) 1981-07-10 1982-06-21 Sistema per la visualizzazione di immagini a colori.
IT8519397A IT1228512B (it) 1981-07-10 1985-02-05 Complesso di cannoni elettronici di un sistema per la visualizzazione di immagini a colori
IT20167A IT1240019B (it) 1981-07-10 1990-04-30 Complesso di cannoni elettronici di un sistema per la visualizzazione di immagini a colori

Family Applications After (2)

Application Number Title Priority Date Filing Date
IT8519397A IT1228512B (it) 1981-07-10 1985-02-05 Complesso di cannoni elettronici di un sistema per la visualizzazione di immagini a colori
IT20167A IT1240019B (it) 1981-07-10 1990-04-30 Complesso di cannoni elettronici di un sistema per la visualizzazione di immagini a colori

Country Status (19)

Country Link
KR (2) KR910001462B1 (ko)
AT (1) AT393924B (ko)
AU (1) AU556501B2 (ko)
BR (1) BR8203962A (ko)
DD (1) DD202220A5 (ko)
DE (2) DE3249810C2 (ko)
DK (1) DK172523B1 (ko)
ES (1) ES8305156A1 (ko)
FI (1) FI73337C (ko)
FR (2) FR2509527B1 (ko)
GB (2) GB2101397B (ko)
HK (2) HK59991A (ko)
IT (3) IT1214441B (ko)
NL (1) NL191194C (ko)
NZ (1) NZ201226A (ko)
PL (1) PL146011B1 (ko)
PT (1) PT75085B (ko)
SE (1) SE447772B (ko)
SU (1) SU1613004A3 (ko)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4558253A (en) * 1983-04-18 1985-12-10 Rca Corporation Color picture tube having an inline electron gun with asymmetric focusing lens
US4766344A (en) * 1983-04-21 1988-08-23 North American Philips Consumer Electronics Corp. In-line electron gun structure for color cathode ray tube having oblong apertures
IT1176203B (it) * 1983-06-27 1987-08-18 Rca Corp Tubo a raggi catodici con un cannone elettronico presentante una regione di formazione di un fascio astigmatico
US4608515A (en) * 1985-04-30 1986-08-26 Rca Corporation Cathode-ray tube having a screen grid with asymmetric beam focusing means and refraction lens means formed therein
FR2705164B1 (fr) * 1993-05-10 1995-07-13 Thomson Tubes & Displays Tube image couleurs à canons à électrons en ligne avec lentilles astigmatiques.

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1918879B2 (de) * 1968-04-13 1972-01-05 Sony Corp., Tokio Mehrstrahl kathodenstrahlroehre mit einem strahlererzeuger system
US3928785A (en) * 1971-11-23 1975-12-23 Adrian W Standaart Single gun, multi-screen, multi-beam, multi-color cathode ray tube
US3800176A (en) * 1972-01-14 1974-03-26 Rca Corp Self-converging color image display system
US3725831A (en) * 1972-01-14 1973-04-03 Rca Corp Magnetic beam adjusting arrangements
BE793992A (fr) * 1972-01-14 1973-05-02 Rca Corp Tube a rayons cathodiques
NL7400887A (nl) * 1974-01-23 1975-07-25 Philips Nv Kathodestraalbuis.
US3952224A (en) * 1974-10-04 1976-04-20 Rca Corporation In-line electron guns having consecutive grids with aligned vertical, substantially elliptical apertures
US3984723A (en) * 1974-10-04 1976-10-05 Rca Corporation Display system utilizing beam shape correction
GB1537070A (en) * 1975-01-24 1978-12-29 Matsushita Electronics Corp Colour television tube assemblies
US4049991A (en) * 1976-10-08 1977-09-20 Gte Sylvania Incorporated Longitudinal rib embossment in tri-apertured, substantially planar electrode
US4162470A (en) * 1977-07-26 1979-07-24 Rca Corporation Magnetizing apparatus and method for producing a statically converged cathode ray tube and product thereof
DD140516A5 (de) * 1977-11-24 1980-03-05 Philips Nv Kathodenstrahlroehre
NL178374C (nl) * 1977-11-24 1986-03-03 Philips Nv Elektronenstraalbuis met niet-rotatiesymmetrische elektronenlens tussen eerste en tweede rooster.
US4143345A (en) * 1978-06-06 1979-03-06 Rca Corporation Deflection yoke with permanent magnet raster correction
US4234814A (en) * 1978-09-25 1980-11-18 Rca Corporation Electron gun with astigmatic flare-reducing beam forming region
EP0014922A1 (de) * 1979-02-22 1980-09-03 International Standard Electric Corporation Elektronenstrahlerzeugungssystem
JPS55154044A (en) * 1979-05-18 1980-12-01 Hitachi Ltd Electrode structure of electron gun and its manufacture
US4251747A (en) * 1979-11-15 1981-02-17 Gte Products Corporation One piece astigmatic grid for color picture tube electron gun
JPS5750749A (en) * 1980-09-11 1982-03-25 Matsushita Electronics Corp Electromagnetic deflection type cathode ray tube
US4370592A (en) * 1980-10-29 1983-01-25 Rca Corporation Color picture tube having an improved inline electron gun with an expanded focus lens
US4388552A (en) * 1981-07-10 1983-06-14 Rca Corporation Color picture tube having an improved expanded focus lens type inline electron gun

Also Published As

Publication number Publication date
DK172523B1 (da) 1998-11-16
FI73337C (fi) 1987-09-10
DK310182A (da) 1983-01-11
DE3225633A1 (de) 1983-03-17
IT9020167A1 (it) 1991-10-30
DE3249810C2 (ko) 1990-02-15
IT1240019B (it) 1993-11-27
GB8527360D0 (en) 1985-12-11
KR840000971A (ko) 1984-03-26
PT75085B (en) 1984-05-15
AU8556582A (en) 1983-01-13
DD202220A5 (de) 1983-08-31
DE3225633C2 (de) 1987-05-14
SE8204107L (sv) 1983-01-11
GB2101397B (en) 1986-08-20
GB2164490A (en) 1986-03-19
IT8221964A0 (it) 1982-06-21
KR910001462B1 (ko) 1991-03-07
GB2101397A (en) 1983-01-12
ATA268082A (de) 1991-06-15
AU556501B2 (en) 1986-11-06
AT393924B (de) 1992-01-10
FI822370A0 (fi) 1982-07-02
NL191194B (nl) 1994-10-03
KR890003277A (ko) 1989-04-13
PL146011B1 (en) 1988-12-31
SE447772B (sv) 1986-12-08
HK59991A (en) 1991-08-09
FR2563047A1 (fr) 1985-10-18
NL191194C (nl) 1995-03-01
FI73337B (fi) 1987-05-29
IT9020167A0 (it) 1990-04-30
ES513670A0 (es) 1983-03-16
FR2509527A1 (fr) 1983-01-14
GB2164490B (en) 1986-08-28
FI822370L (fi) 1983-01-11
IT8519397A0 (it) 1985-02-05
FR2563047B1 (fr) 1992-01-03
NL8202802A (nl) 1983-02-01
ES8305156A1 (es) 1983-03-16
PT75085A (en) 1982-07-01
SE8204107D0 (sv) 1982-07-02
NZ201226A (en) 1985-12-13
PL237387A1 (en) 1983-01-31
FR2509527B1 (fr) 1986-03-28
IT1228512B (it) 1991-06-20
BR8203962A (pt) 1983-06-28
SU1613004A3 (ru) 1990-12-07
HK59891A (en) 1991-08-09
KR910001539B1 (ko) 1991-03-15

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970630