BE620211A - - Google Patents
Info
- Publication number
- BE620211A BE620211A BE620211DA BE620211A BE 620211 A BE620211 A BE 620211A BE 620211D A BE620211D A BE 620211DA BE 620211 A BE620211 A BE 620211A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
- H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
- H04N3/30—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical otherwise than with constant velocity or otherwise than in pattern formed by unidirectional, straight, substantially horizontal or vertical lines
- H04N3/34—Elemental scanning area oscillated rapidly in direction transverse to main scanning direction
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- 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
- H01J29/56—Arrangements for controlling cross-section of ray or beam; Arrangements for correcting aberration of beam, e.g. due to 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
- H01J29/58—Arrangements for focusing or reflecting ray or beam
- H01J29/64—Magnetic lenses
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
- H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
- H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
- H04N3/26—Modifications of scanning arrangements to improve focusing
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DET20634A DE1163985B (de) | 1961-08-23 | 1961-08-23 | Magnetische Elektronenlinse zur Verminderung der Zeilenstruktur in Fernsehempfaengern |
| DET21826A DE1147624B (de) | 1961-08-23 | 1962-03-24 | Abschaltbare Einrichtung zur Unterdrueckung der Zeilenstruktur in einem Fernsehempfaenger |
| DET21988A DE1158554B (de) | 1961-08-23 | 1962-04-18 | Elektromagnetisches Fokussiersystem zur Unterdrueckung der Zeilenstruktur in einem Fernsehempfaenger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE620211A true BE620211A (es) |
Family
ID=27213075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE620211D BE620211A (es) | 1961-08-23 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3230415A (es) |
| BE (1) | BE620211A (es) |
| DE (3) | DE1163985B (es) |
| GB (1) | GB1014026A (es) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3930181A (en) * | 1973-12-28 | 1975-12-30 | Ibm | Lens and deflection unit arrangement for electron beam columns |
| FR2569278B1 (fr) * | 1984-08-14 | 1988-04-08 | Thomson Csf | Dispositif de transport d'image par cable optique |
| NL8601512A (nl) * | 1986-06-11 | 1988-01-04 | Philips Nv | Kathodestraalbuis met magnetische focusseerlens. |
| EP0551027B1 (en) * | 1992-01-10 | 1997-09-17 | THOMSON TUBES & DISPLAYS S.A. | Magnetic focusing device |
| SG92590A1 (en) * | 1992-03-27 | 2002-11-19 | Thomson Tubes & Displays | Permanent magnet focus unit wihh integral astigmatism corrector |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE440890A (es) * | 1940-03-09 | |||
| US2648036A (en) * | 1946-03-12 | 1953-08-04 | Us Navy | Adjustable focusing coil |
| BE519060A (es) * | 1952-04-10 | |||
| US2718606A (en) * | 1952-08-02 | 1955-09-20 | Gen Electric | Combination electromagnet-permanent magnet focusing devices |
| AT189661B (de) * | 1955-12-19 | 1957-04-25 | Nikolaus Eltz Radiotechnische | Anordnung zur Linienunterdrückung |
| US2883569A (en) * | 1956-01-24 | 1959-04-21 | Herman F Kaiser | Magnetic quadrupole focusing system |
| DE1793797U (de) * | 1957-07-13 | 1959-08-20 | Erso Vertrieb Adrion & Co | Vorrichtung zur halterung von leuchten, werkzeugen u. dgl. mittels haftmagnet. |
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0
- BE BE620211D patent/BE620211A/xx unknown
-
1961
- 1961-08-23 DE DET20634A patent/DE1163985B/de active Pending
-
1962
- 1962-03-24 DE DET21826A patent/DE1147624B/de active Pending
- 1962-04-18 DE DET21988A patent/DE1158554B/de active Pending
- 1962-08-23 GB GB32369/62A patent/GB1014026A/en not_active Expired
- 1962-08-31 US US222259A patent/US3230415A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE1158554B (de) | 1963-12-05 |
| GB1014026A (en) | 1965-12-22 |
| US3230415A (en) | 1966-01-18 |
| DE1147624B (de) | 1963-04-25 |
| DE1163985B (de) | 1964-02-27 |