NL6717635A - - Google Patents
Info
- Publication number
- NL6717635A NL6717635A NL6717635A NL6717635A NL6717635A NL 6717635 A NL6717635 A NL 6717635A NL 6717635 A NL6717635 A NL 6717635A NL 6717635 A NL6717635 A NL 6717635A NL 6717635 A NL6717635 A NL 6717635A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
- H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
- H01J31/20—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes for displaying images or patterns in two or more colours
-
- 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
- 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
- H04N9/22—Picture reproducers using cathode ray tubes using the same beam for more than one primary colour information
- H04N9/24—Picture reproducers using cathode ray tubes using the same beam for more than one primary colour information using means, integral with, or external to, the tube, for producing signal indicating instantaneous beam position
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2231/00—Cathode ray tubes or electron beam tubes
- H01J2231/12—CRTs having luminescent screens
- H01J2231/121—Means for indicating the position of the beam, e.g. beam indexing
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6717635A NL6717635A (en) | 1967-12-22 | 1967-12-22 | |
| US779475A US3524094A (en) | 1967-12-22 | 1968-11-27 | Wide deflection angle cathode-ray tube with a lens for focussing the electron-beam at an elongate spot on a screen and an astigmatic correcting lens |
| DE19681812023 DE1812023A1 (en) | 1967-12-22 | 1968-11-30 | Apparatus with a cathode ray tube and cathode ray tube for use in such a device |
| GB1226886D GB1226886A (en) | 1967-12-22 | 1968-12-19 | |
| GB1226887D GB1226887A (en) | 1967-12-22 | 1968-12-19 | |
| AT1235568A AT287800B (en) | 1967-12-22 | 1968-12-19 | cathode ray tube |
| BE725860D BE725860A (en) | 1967-12-22 | 1968-12-20 | |
| FR1601888D FR1601888A (en) | 1967-12-22 | 1968-12-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6717635A NL6717635A (en) | 1967-12-22 | 1967-12-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6717635A true NL6717635A (en) | 1969-06-24 |
Family
ID=19802088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6717635A NL6717635A (en) | 1967-12-22 | 1967-12-22 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3524094A (en) |
| AT (1) | AT287800B (en) |
| BE (1) | BE725860A (en) |
| DE (1) | DE1812023A1 (en) |
| FR (1) | FR1601888A (en) |
| GB (1) | GB1226886A (en) |
| NL (1) | NL6717635A (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3852608A (en) * | 1971-03-22 | 1974-12-03 | Philips Corp | Cathode-ray tube having an astigmatic lens element in its electron gun |
| NL7208728A (en) * | 1971-07-28 | 1973-12-28 | ||
| NL7203931A (en) * | 1972-03-24 | 1973-09-26 | ||
| US4399388A (en) * | 1980-10-16 | 1983-08-16 | Tokyo Shibaura Denki Kabushiki Kaisha | Picture tube with an electron gun having non-circular aperture |
| NL8500955A (en) * | 1985-04-01 | 1986-11-03 | Philips Nv | IMAGE RECORDING DEVICE AND TELEVISION ROOM TUBE. |
| KR970068772A (en) * | 1996-03-19 | 1997-10-13 | 윤종용 | Beam index tube |
| US6479937B2 (en) | 2001-03-13 | 2002-11-12 | Chunghwa Picture Tubes, Ltd. | Multi-beam index CRT with horizontal phosphor lines |
| US6377003B1 (en) | 2001-04-16 | 2002-04-23 | Chungwa Picture Tubes, Ltd. | Multi-beam group electron gun for beam index CRT |
| US6815881B2 (en) * | 2002-02-11 | 2004-11-09 | Chunghwa Picture Tubes, Ltd. | Color CRT electron gun with progressively reduced electron beam passing aperture size |
| US6674228B2 (en) | 2002-04-04 | 2004-01-06 | Chunghwa Pictures Tubes, Ltd. | Multi-layer common lens arrangement for main focus lens of multi-beam electron gun |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE535542A (en) * | 1954-02-09 |
-
1967
- 1967-12-22 NL NL6717635A patent/NL6717635A/xx unknown
-
1968
- 1968-11-27 US US779475A patent/US3524094A/en not_active Expired - Lifetime
- 1968-11-30 DE DE19681812023 patent/DE1812023A1/en active Pending
- 1968-12-19 AT AT1235568A patent/AT287800B/en not_active IP Right Cessation
- 1968-12-19 GB GB1226886D patent/GB1226886A/en not_active Expired
- 1968-12-20 FR FR1601888D patent/FR1601888A/fr not_active Expired
- 1968-12-20 BE BE725860D patent/BE725860A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1812023A1 (en) | 1969-07-31 |
| US3524094A (en) | 1970-08-11 |
| BE725860A (en) | 1969-06-20 |
| GB1226886A (en) | 1971-03-31 |
| FR1601888A (en) | 1970-09-21 |
| AT287800B (en) | 1971-02-10 |