DE2941431C2 - Einrichtung und Verfahren zur Konvergenzkorrektur an der Ablenkeinheit einer Farbbildröhre - Google Patents
Einrichtung und Verfahren zur Konvergenzkorrektur an der Ablenkeinheit einer FarbbildröhreInfo
- Publication number
- DE2941431C2 DE2941431C2 DE2941431A DE2941431A DE2941431C2 DE 2941431 C2 DE2941431 C2 DE 2941431C2 DE 2941431 A DE2941431 A DE 2941431A DE 2941431 A DE2941431 A DE 2941431A DE 2941431 C2 DE2941431 C2 DE 2941431C2
- Authority
- DE
- Germany
- Prior art keywords
- deflection unit
- convergence
- strips
- picture tube
- adjustment
- 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
- 238000012937 correction Methods 0.000 title claims description 19
- 238000000034 method Methods 0.000 title claims description 9
- 230000005291 magnetic effect Effects 0.000 claims description 31
- 238000010894 electron beam technology Methods 0.000 description 25
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 238000004804 winding Methods 0.000 description 6
- 239000004020 conductor Substances 0.000 description 5
- 201000009310 astigmatism Diseases 0.000 description 4
- 239000003086 colorant Substances 0.000 description 4
- 239000000696 magnetic material Substances 0.000 description 4
- 238000013459 approach Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005294 ferromagnetic effect Effects 0.000 description 3
- 241000226585 Antennaria plantaginifolia Species 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 241001025261 Neoraja caerulea Species 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000002996 emotional effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229920002457 flexible plastic Polymers 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- 238000012546 transfer Methods 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
- H01J29/70—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
- H01J2229/568—Correction of beam optics using supplementary correction devices
- H01J2229/5681—Correction of beam optics using supplementary correction devices magnetic
- H01J2229/5684—Magnetic materials, e.g. soft iron
Landscapes
- Video Image Reproduction Devices For Color Tv Systems (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US95100178A | 1978-10-13 | 1978-10-13 | |
| US06/012,074 US4245205A (en) | 1979-02-14 | 1979-02-14 | Convergence adjustment arrangement using magnetic tabs with differential motion and rotary drive |
| US06/018,906 US4218667A (en) | 1978-10-13 | 1979-03-09 | Convergence adjustment arrangement using magnetic tabs with differential motion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2941431A1 DE2941431A1 (de) | 1980-04-17 |
| DE2941431C2 true DE2941431C2 (de) | 1984-02-16 |
Family
ID=27359567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2941431A Expired DE2941431C2 (de) | 1978-10-13 | 1979-10-12 | Einrichtung und Verfahren zur Konvergenzkorrektur an der Ablenkeinheit einer Farbbildröhre |
Country Status (5)
| Country | Link |
|---|---|
| DE (1) | DE2941431C2 (it) |
| FR (1) | FR2438910A1 (it) |
| GB (1) | GB2034108B (it) |
| IT (1) | IT1193827B (it) |
| PL (1) | PL132263B1 (it) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE59807070D1 (de) * | 1998-07-16 | 2003-03-06 | Matsushita Display Devices Ger | Farbfernsehgerät oder Farbmonitor mit flachem Bildschirm |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3290533A (en) * | 1964-04-23 | 1966-12-06 | Rca Corp | Conjointly-movable cam-actuated support means for magnets in color kinescopes |
| US3639796A (en) * | 1968-03-11 | 1972-02-01 | Sony Corp | Color convergence system having elongated magnets perpendicular to plane of plural beams |
| US3605053A (en) * | 1969-08-27 | 1971-09-14 | Tracor | Convergence- and purity-adjusting device for color television picture tube |
| US3743985A (en) * | 1971-06-18 | 1973-07-03 | Matsushita Electric Ind Co Ltd | Convergence system |
| US3942146A (en) * | 1974-11-21 | 1976-03-02 | General Instrument Corporation | Purity adjusting device for slotted mask in-line color picture tubes |
| DE2506268C2 (de) * | 1975-02-14 | 1977-01-20 | Standard Elektrik Lorenz Ag | Ablenksystem fuer farbfernsehbildroehren |
-
1979
- 1979-10-09 IT IT26354/79A patent/IT1193827B/it active
- 1979-10-10 GB GB7935104A patent/GB2034108B/en not_active Expired
- 1979-10-12 DE DE2941431A patent/DE2941431C2/de not_active Expired
- 1979-10-12 FR FR7925511A patent/FR2438910A1/fr active Granted
- 1979-10-13 PL PL1979218934A patent/PL132263B1/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| PL218934A1 (it) | 1980-08-11 |
| PL132263B1 (en) | 1985-02-28 |
| FR2438910A1 (fr) | 1980-05-09 |
| DE2941431A1 (de) | 1980-04-17 |
| GB2034108B (en) | 1982-11-03 |
| GB2034108A (en) | 1980-05-29 |
| FR2438910B1 (it) | 1983-08-19 |
| IT7926354A0 (it) | 1979-10-09 |
| IT1193827B (it) | 1988-08-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OAP | Request for examination filed | ||
| OD | Request for examination | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |