GB533993A - Improvements in colour television - Google Patents
Improvements in colour televisionInfo
- Publication number
- GB533993A GB533993A GB1748839A GB1748839A GB533993A GB 533993 A GB533993 A GB 533993A GB 1748839 A GB1748839 A GB 1748839A GB 1748839 A GB1748839 A GB 1748839A GB 533993 A GB533993 A GB 533993A
- Authority
- GB
- United Kingdom
- Prior art keywords
- screen
- plate
- cathode
- line
- mosaic
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N11/00—Colour television systems
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
Abstract
533,993. Cathode-ray tubes; light valves. HEWSON, B. T., and LOCAN. A. June 15, 1939, No. 17488. [Classes 39 (i) and 40 (iii)] In a cathode-ray tube for use in multi-colour television an independent scanning beam is used for each of the separate colours of the systems, the image plate being provided with a corresponding number of mosaic line screens. In front of the mosaic 17, Fig. 2-which is on a mica backing 16-is the multi-line screen 15, and in a transmitter a similar line plate 18 is provided ; the plate can be made of insulated sheets of tin foil 20, Fig. 3, folded as shown or it can be made photographically. At the receiver the modulated beams scan a fluorescent screen which may be received directly or through a lens or the beams may scan a screen 29, Fig. 5, controlling light from a source 32. Specifications 518,761, 518,812 and 518,813 are referred to.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1748839A GB533993A (en) | 1939-06-15 | 1939-06-15 | Improvements in colour television |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1748839A GB533993A (en) | 1939-06-15 | 1939-06-15 | Improvements in colour television |
Publications (1)
Publication Number | Publication Date |
---|---|
GB533993A true GB533993A (en) | 1941-02-26 |
Family
ID=10096043
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1748839A Expired GB533993A (en) | 1939-06-15 | 1939-06-15 | Improvements in colour television |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB533993A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2135818A (en) * | 1983-02-15 | 1984-09-05 | Sony Corp | Television receivers |
-
1939
- 1939-06-15 GB GB1748839A patent/GB533993A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2135818A (en) * | 1983-02-15 | 1984-09-05 | Sony Corp | Television receivers |
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