PT75085B - Color image display systems - Google Patents
Color image display systemsInfo
- Publication number
- PT75085B PT75085B PT75085A PT7508582A PT75085B PT 75085 B PT75085 B PT 75085B PT 75085 A PT75085 A PT 75085A PT 7508582 A PT7508582 A PT 7508582A PT 75085 B PT75085 B PT 75085B
- Authority
- PT
- Portugal
- Prior art keywords
- image display
- color image
- display systems
- systems
- color
- Prior art date
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
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 |
---|---|
PT75085A PT75085A (en) | 1982-07-01 |
PT75085B true PT75085B (en) | 1984-05-15 |
Family
ID=26961321
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT75085A PT75085B (en) | 1981-07-10 | 1982-06-21 | Color image display systems |
Country Status (19)
Country | Link |
---|---|
KR (2) | KR910001462B1 (da) |
AT (1) | AT393924B (da) |
AU (1) | AU556501B2 (da) |
BR (1) | BR8203962A (da) |
DD (1) | DD202220A5 (da) |
DE (2) | DE3249810C2 (da) |
DK (1) | DK172523B1 (da) |
ES (1) | ES513670A0 (da) |
FI (1) | FI73337C (da) |
FR (2) | FR2509527B1 (da) |
GB (2) | GB2101397B (da) |
HK (2) | HK59891A (da) |
IT (3) | IT1214441B (da) |
NL (1) | NL191194C (da) |
NZ (1) | NZ201226A (da) |
PL (1) | PL146011B1 (da) |
PT (1) | PT75085B (da) |
SE (1) | SE447772B (da) |
SU (1) | SU1613004A3 (da) |
Families Citing this family (5)
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL6905720A (da) * | 1968-04-13 | 1969-10-15 | ||
US3928785A (en) * | 1971-11-23 | 1975-12-23 | Adrian W Standaart | Single gun, multi-screen, multi-beam, multi-color cathode ray tube |
BE793992A (fr) * | 1972-01-14 | 1973-05-02 | Rca Corp | Tube a rayons cathodiques |
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 |
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 |
NL178374C (nl) * | 1977-11-24 | 1986-03-03 | Philips Nv | Elektronenstraalbuis met niet-rotatiesymmetrische elektronenlens tussen eerste en tweede rooster. |
NL175002C (nl) * | 1977-11-24 | 1984-09-03 | Philips Nv | Kathodestraalbuis met tenminste een elektronenkanon. |
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 |
-
1982
- 1982-06-21 IT IT8221964A patent/IT1214441B/it active
- 1982-06-21 PT PT75085A patent/PT75085B/pt unknown
- 1982-07-02 FI FI822370A patent/FI73337C/fi not_active IP Right Cessation
- 1982-07-02 AU AU85565/82A patent/AU556501B2/en not_active Expired
- 1982-07-02 ES ES513670A patent/ES513670A0/es active Granted
- 1982-07-02 SE SE8204107A patent/SE447772B/sv not_active IP Right Cessation
- 1982-07-06 GB GB08219509A patent/GB2101397B/en not_active Expired
- 1982-07-08 DE DE3249810A patent/DE3249810C2/de not_active Expired - Lifetime
- 1982-07-08 DE DE3225633A patent/DE3225633C2/de not_active Expired
- 1982-07-08 SU SU823466056A patent/SU1613004A3/ru active
- 1982-07-08 BR BR8203962A patent/BR8203962A/pt not_active IP Right Cessation
- 1982-07-09 DD DD82241553A patent/DD202220A5/de not_active IP Right Cessation
- 1982-07-09 KR KR8203069A patent/KR910001462B1/ko not_active IP Right Cessation
- 1982-07-09 NL NL8202802A patent/NL191194C/xx not_active IP Right Cessation
- 1982-07-09 NZ NZ201226A patent/NZ201226A/en unknown
- 1982-07-09 DK DK198203101A patent/DK172523B1/da not_active IP Right Cessation
- 1982-07-09 FR FR8212131A patent/FR2509527B1/fr not_active Expired
- 1982-07-09 PL PL1982237387A patent/PL146011B1/pl unknown
- 1982-07-09 AT AT0268082A patent/AT393924B/de not_active IP Right Cessation
-
1985
- 1985-02-05 IT IT8519397A patent/IT1228512B/it active
- 1985-05-13 FR FR858507223A patent/FR2563047B1/fr not_active Expired - Lifetime
- 1985-11-06 GB GB08527360A patent/GB2164490B/en not_active Expired
-
1987
- 1987-07-09 KR KR1019870007394A patent/KR910001539B1/ko not_active IP Right Cessation
-
1990
- 1990-04-30 IT IT20167A patent/IT1240019B/it active IP Right Grant
-
1991
- 1991-08-01 HK HK598/91A patent/HK59891A/xx not_active IP Right Cessation
- 1991-08-01 HK HK599/91A patent/HK59991A/xx not_active IP Right Cessation
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