FR2216669B1 - - Google Patents
Info
- Publication number
- FR2216669B1 FR2216669B1 FR7403535A FR7403535A FR2216669B1 FR 2216669 B1 FR2216669 B1 FR 2216669B1 FR 7403535 A FR7403535 A FR 7403535A FR 7403535 A FR7403535 A FR 7403535A FR 2216669 B1 FR2216669 B1 FR 2216669B1
- Authority
- FR
- France
- 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
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
- H01J29/48—Electron guns
- H01J29/51—Arrangements for controlling convergence of a plurality of beams by means of electric field only
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/16—Picture reproducers using cathode ray tubes
- H04N9/28—Arrangements for convergence or focusing
- H04N9/285—Arrangements for convergence or focusing using quadrupole lenses
-
- 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
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1973014681U JPS5646297Y2 (de) | 1973-02-02 | 1973-02-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2216669A1 FR2216669A1 (de) | 1974-08-30 |
| FR2216669B1 true FR2216669B1 (de) | 1978-06-16 |
Family
ID=11867940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7403535A Expired FR2216669B1 (de) | 1973-02-02 | 1974-02-01 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3898521A (de) |
| JP (1) | JPS5646297Y2 (de) |
| CA (1) | CA995727A (de) |
| DE (1) | DE2404942C3 (de) |
| FR (1) | FR2216669B1 (de) |
| GB (1) | GB1442723A (de) |
| IT (1) | IT1006240B (de) |
| NL (1) | NL184988C (de) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5227216A (en) * | 1975-08-25 | 1977-03-01 | Sony Corp | Convergence corrector of color cathode ray tube |
| US4528476A (en) * | 1983-10-24 | 1985-07-09 | Rca Corporation | Cathode-ray tube having electron gun with three focus lenses |
| JP2661024B2 (ja) * | 1986-12-27 | 1997-10-08 | ソニー株式会社 | 陰極線管 |
| US4742266A (en) * | 1987-07-20 | 1988-05-03 | Rca Corporation | Color picture tube having an inline electron gun with an einzel lens |
| US4745331A (en) * | 1987-07-20 | 1988-05-17 | Rca Licensing Corporation | Color picture tube having an inline electron gun with an einzel lens |
| US4737682A (en) * | 1987-07-20 | 1988-04-12 | Rca Corporation | Color picture tube having an inline electron gun with an einzel lens |
| TWI257636B (en) * | 2000-12-06 | 2006-07-01 | Matsushita Electric Ind Co Ltd | Deflection yoke and color cathode ray tube device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3462638A (en) * | 1967-07-10 | 1969-08-19 | Sony Corp | Electron beam correction apparatus for color picture tube |
| US3735189A (en) * | 1971-03-19 | 1973-05-22 | Zenith Radio Corp | Blue droop correction circuit with a single supplemental correction coil |
-
1973
- 1973-02-02 JP JP1973014681U patent/JPS5646297Y2/ja not_active Expired
-
1974
- 1974-01-25 US US436792A patent/US3898521A/en not_active Expired - Lifetime
- 1974-01-29 GB GB404874A patent/GB1442723A/en not_active Expired
- 1974-02-01 DE DE2404942A patent/DE2404942C3/de not_active Expired
- 1974-02-01 IT IT7420119A patent/IT1006240B/it active
- 1974-02-01 FR FR7403535A patent/FR2216669B1/fr not_active Expired
- 1974-02-01 CA CA191,535A patent/CA995727A/en not_active Expired
- 1974-02-04 NL NLAANVRAGE7401532,A patent/NL184988C/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2404942B2 (de) | 1977-11-24 |
| NL184988B (nl) | 1989-07-17 |
| NL7401532A (de) | 1974-08-06 |
| JPS5646297Y2 (de) | 1981-10-29 |
| GB1442723A (en) | 1976-07-14 |
| JPS49116065U (de) | 1974-10-03 |
| IT1006240B (it) | 1976-09-30 |
| DE2404942A1 (de) | 1974-08-08 |
| DE2404942C3 (de) | 1978-07-06 |
| US3898521A (en) | 1975-08-05 |
| CA995727A (en) | 1976-08-24 |
| FR2216669A1 (de) | 1974-08-30 |
| NL184988C (nl) | 1989-12-18 |