CA1189562A - Picture display device - Google Patents
Picture display deviceInfo
- Publication number
- CA1189562A CA1189562A CA000396088A CA396088A CA1189562A CA 1189562 A CA1189562 A CA 1189562A CA 000396088 A CA000396088 A CA 000396088A CA 396088 A CA396088 A CA 396088A CA 1189562 A CA1189562 A CA 1189562A
- Authority
- CA
- Canada
- Prior art keywords
- lens
- electron beam
- quadrupole
- focusing
- focusing lens
- 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.)
- Expired
Links
- 238000010894 electron beam technology Methods 0.000 claims description 72
- 230000005291 magnetic effect Effects 0.000 claims description 39
- 230000000694 effects Effects 0.000 claims description 8
- 239000000696 magnetic material Substances 0.000 claims description 5
- 230000004075 alteration Effects 0.000 abstract description 12
- 235000010627 Phaseolus vulgaris Nutrition 0.000 abstract 1
- 244000046052 Phaseolus vulgaris Species 0.000 abstract 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 5
- 239000011521 glass Substances 0.000 description 5
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 201000009310 astigmatism Diseases 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910000586 vicalloy Inorganic materials 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- AJCDFVKYMIUXCR-UHFFFAOYSA-N oxobarium;oxo(oxoferriooxy)iron Chemical compound [Ba]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O AJCDFVKYMIUXCR-UHFFFAOYSA-N 0.000 description 2
- 206010011416 Croup infectious Diseases 0.000 description 1
- YUBJPYNSGLJZPQ-UHFFFAOYSA-N Dithiopyr Chemical compound CSC(=O)C1=C(C(F)F)N=C(C(F)(F)F)C(C(=O)SC)=C1CC(C)C YUBJPYNSGLJZPQ-UHFFFAOYSA-N 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000012799 electrically-conductive coating Substances 0.000 description 1
- VAWNDNOTGRTLLU-UHFFFAOYSA-N iron molybdenum nickel Chemical compound [Fe].[Ni].[Mo] VAWNDNOTGRTLLU-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005405 multipole Effects 0.000 description 1
- 230000003334 potential effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
- H01J29/58—Arrangements for focusing or reflecting ray or beam
-
- 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
- H01J29/70—Arrangements for deflecting ray or beam
Landscapes
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8100785A NL8100785A (nl) | 1981-02-18 | 1981-02-18 | Inrichting voor het weergeven van beelden. |
| NL8100785 | 1981-02-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1189562A true CA1189562A (en) | 1985-06-25 |
Family
ID=19837041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000396088A Expired CA1189562A (en) | 1981-02-18 | 1982-02-11 | Picture display device |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4468587A (en, 2012) |
| EP (1) | EP0059004B1 (en, 2012) |
| JP (1) | JPS57152649A (en, 2012) |
| CA (1) | CA1189562A (en, 2012) |
| DE (1) | DE3261486D1 (en, 2012) |
| ES (1) | ES8304712A1 (en, 2012) |
| NL (1) | NL8100785A (en, 2012) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4701677A (en) * | 1984-07-30 | 1987-10-20 | Matsushita Electronics Corporation | Color cathode ray tube apparatus |
| NL8500807A (nl) * | 1985-03-20 | 1986-10-16 | Philips Nv | Beeldbuis. |
| NL8500955A (nl) * | 1985-04-01 | 1986-11-03 | Philips Nv | Beeldopneeminrichting en televisiekamerabuis. |
| NL8600463A (nl) * | 1986-02-25 | 1987-09-16 | Philips Nv | Kathodestraalbuis met middelen voor het in verticale richting uitrekken van de spot. |
| NL8601511A (nl) * | 1986-06-11 | 1988-01-04 | Philips Nv | Kathodestraalbuis met magnetische focusseerlens. |
| US4737682A (en) * | 1987-07-20 | 1988-04-12 | Rca Corporation | Color picture tube having an inline electron gun with an einzel lens |
| JP3034906B2 (ja) * | 1990-05-10 | 2000-04-17 | 株式会社東芝 | カラー受像管および偏向装置 |
| US5262702A (en) * | 1989-03-23 | 1993-11-16 | Kabushiki Kaisha Toshiba | Color cathode-ray tube apparatus |
| US4962317A (en) * | 1989-09-29 | 1990-10-09 | The United States Of America As Represented By The United States Department Of Energy | Confined energy distribution for charged particle beams |
| KR930000223Y1 (ko) * | 1990-10-24 | 1993-01-18 | 삼성전관주식회사 | 컨버어젼스 보정용 자석조립체 |
| JP3339059B2 (ja) * | 1991-11-14 | 2002-10-28 | ソニー株式会社 | 陰極線管 |
| US5204585A (en) * | 1992-04-27 | 1993-04-20 | Chen Hsing Yao | Electron beam deflection lens for color CRT |
| US5327044A (en) * | 1992-04-27 | 1994-07-05 | Chunghwa Picture Tubes, Ltd. | Electron beam deflection lens for CRT |
| JPH0597046U (ja) * | 1992-06-03 | 1993-12-27 | ミヨタ株式会社 | 陰極線管 |
| US5495139A (en) * | 1992-06-30 | 1996-02-27 | Kabushiki Kaisha Toshiba | Color cathode ray tube apparatus |
| KR950006601B1 (ko) * | 1992-08-12 | 1995-06-19 | 삼성전관주식회사 | 개선된 다이나믹 포커싱 전자총 |
| US5325013A (en) * | 1992-09-01 | 1994-06-28 | Rca Thomson Licensing Corporation | Cathode-ray tube with improved electron gun |
| US5394054A (en) * | 1993-07-19 | 1995-02-28 | Chunghwa Picture Tubes, Ltd. | Electron gun with electrostatic shielding and method of assembly therefor |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL110569C (en, 2012) * | 1954-02-09 | |||
| DE1123053B (de) * | 1957-03-13 | 1962-02-01 | Philips Nv | Ablenkeinrichtung fuer Elektronenstrahlroehren zur Ablenkung des Elektronenstrahles in zwei zueinander senkrechten Richtungen |
| GB1226614A (en, 2012) * | 1967-07-10 | 1971-03-31 | ||
| NL160426C (nl) * | 1973-04-09 | 1979-10-15 | Philips Nv | Magnetische correctieinrichting voor een kathodestraalbuis. |
| US3946266A (en) * | 1973-06-11 | 1976-03-23 | Sony Corporation | Electrostatic and dynamic magnetic control of cathode ray for distortion compensation |
| US4137479A (en) * | 1977-01-06 | 1979-01-30 | Tektronix, Inc. | Cathode ray tube having an electron lens system including a meshless scan expansion post deflection acceleration lens |
| US4172309A (en) * | 1978-07-21 | 1979-10-30 | Zenith Radio Corporation | Method of correcting deflection defocusing in self-converged color CRT display systems |
| NL7812540A (nl) * | 1978-12-27 | 1980-07-01 | Philips Nv | Kathodestraalbuis. |
-
1981
- 1981-02-18 NL NL8100785A patent/NL8100785A/nl not_active Application Discontinuation
-
1982
- 1982-01-25 US US06/342,328 patent/US4468587A/en not_active Expired - Fee Related
- 1982-02-01 DE DE8282200117T patent/DE3261486D1/de not_active Expired
- 1982-02-01 EP EP82200117A patent/EP0059004B1/en not_active Expired
- 1982-02-11 CA CA000396088A patent/CA1189562A/en not_active Expired
- 1982-02-16 ES ES509620A patent/ES8304712A1/es not_active Expired
- 1982-02-17 JP JP57022927A patent/JPS57152649A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57152649A (en) | 1982-09-21 |
| NL8100785A (nl) | 1982-09-16 |
| US4468587A (en) | 1984-08-28 |
| DE3261486D1 (en) | 1985-01-24 |
| ES509620A0 (es) | 1983-03-01 |
| JPH047059B2 (en, 2012) | 1992-02-07 |
| EP0059004B1 (en) | 1984-12-12 |
| ES8304712A1 (es) | 1983-03-01 |
| EP0059004A1 (en) | 1982-09-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |