DE2155440C3 - Farbbildröhre mit einem den Röhrenhals umgebenden Ferritkern - Google Patents
Farbbildröhre mit einem den Röhrenhals umgebenden FerritkernInfo
- Publication number
- DE2155440C3 DE2155440C3 DE2155440A DE2155440A DE2155440C3 DE 2155440 C3 DE2155440 C3 DE 2155440C3 DE 2155440 A DE2155440 A DE 2155440A DE 2155440 A DE2155440 A DE 2155440A DE 2155440 C3 DE2155440 C3 DE 2155440C3
- Authority
- DE
- Germany
- Prior art keywords
- coils
- deflection
- symmetry
- picture tube
- plane
- 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
- 229910000859 α-Fe Inorganic materials 0.000 title claims 9
- 238000004519 manufacturing process Methods 0.000 claims 5
- 230000005855 radiation Effects 0.000 claims 4
- 201000009310 astigmatism Diseases 0.000 claims 1
- 238000004040 coloring Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 claims 1
- 238000010894 electron beam technology Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 230000001360 synchronised effect Effects 0.000 claims 1
- 238000004804 winding Methods 0.000 claims 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
- H01J29/70—Arrangements for deflecting ray or beam
- H01J29/701—Systems for correcting deviation or convergence of a plurality of beams by means of magnetic fields at least
- H01J29/702—Convergence correction arrangements therefor
- H01J29/705—Dynamic convergence systems
-
- 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
- H01J29/701—Systems for correcting deviation or convergence of a plurality of beams by means of magnetic fields at least
-
- 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
- H01J29/701—Systems for correcting deviation or convergence of a plurality of beams by means of magnetic fields at least
- H01J29/702—Convergence correction arrangements therefor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/56—Correction of beam optics
- H01J2229/563—Aberrations by type
- H01J2229/5637—Colour purity
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/56—Correction of beam optics
- H01J2229/568—Correction of beam optics using supplementary correction devices
- H01J2229/5681—Correction of beam optics using supplementary correction devices magnetic
- H01J2229/5687—Auxiliary coils
Landscapes
- Video Image Reproduction Devices For Color Tv Systems (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2155440A DE2155440C3 (de) | 1971-11-08 | 1971-11-08 | Farbbildröhre mit einem den Röhrenhals umgebenden Ferritkern |
| US196887A US3689860A (en) | 1971-11-08 | 1971-11-09 | Color picture tubes |
| FR7140662A FR2159220B1 (enExample) | 1971-11-08 | 1971-11-12 |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2155440A DE2155440C3 (de) | 1971-11-08 | 1971-11-08 | Farbbildröhre mit einem den Röhrenhals umgebenden Ferritkern |
| US19688771A | 1971-11-09 | 1971-11-09 | |
| FR7140662A FR2159220B1 (enExample) | 1971-11-08 | 1971-11-12 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2155440A1 DE2155440A1 (de) | 1973-05-24 |
| DE2155440B2 DE2155440B2 (de) | 1974-05-16 |
| DE2155440C3 true DE2155440C3 (de) | 1975-01-09 |
Family
ID=27183820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2155440A Expired DE2155440C3 (de) | 1971-11-08 | 1971-11-08 | Farbbildröhre mit einem den Röhrenhals umgebenden Ferritkern |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3689860A (enExample) |
| DE (1) | DE2155440C3 (enExample) |
| FR (1) | FR2159220B1 (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2034123B (en) * | 1978-10-17 | 1982-11-10 | Edelstein W | Coil winding for quadrupolar fields |
| JPS62268046A (ja) * | 1986-05-14 | 1987-11-20 | Mitsubishi Electric Corp | 偏向ヨ−ク |
| NL8602803A (nl) * | 1986-11-06 | 1988-06-01 | Philips Nv | Beeldweergeefinrichting. |
| JP2518621Y2 (ja) * | 1988-07-06 | 1996-11-27 | 三菱電機株式会社 | 偏向ヨーク装置 |
| MY120102A (en) * | 1995-02-28 | 2005-09-30 | Toshiba Kk | A deflection unit having a distortion correcting coil in a cathode ray tube apparatus |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2414925A (en) * | 1944-01-26 | 1947-01-28 | Farnsworth Television & Radio | Scanning and focusing yoke |
-
1971
- 1971-11-08 DE DE2155440A patent/DE2155440C3/de not_active Expired
- 1971-11-09 US US196887A patent/US3689860A/en not_active Expired - Lifetime
- 1971-11-12 FR FR7140662A patent/FR2159220B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2159220B1 (enExample) | 1974-05-31 |
| DE2155440B2 (de) | 1974-05-16 |
| US3689860A (en) | 1972-09-05 |
| FR2159220A1 (enExample) | 1973-06-22 |
| DE2155440A1 (de) | 1973-05-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| E77 | Valid patent as to the heymanns-index 1977 | ||
| 8339 | Ceased/non-payment of the annual fee |