GB490837A - Improvements in or relating to television systems and scanning devices therefor - Google Patents
Improvements in or relating to television systems and scanning devices thereforInfo
- Publication number
- GB490837A GB490837A GB31487/36A GB3148736A GB490837A GB 490837 A GB490837 A GB 490837A GB 31487/36 A GB31487/36 A GB 31487/36A GB 3148736 A GB3148736 A GB 3148736A GB 490837 A GB490837 A GB 490837A
- Authority
- GB
- United Kingdom
- Prior art keywords
- carrier
- scanning
- frequencies
- beat
- television
- 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
- 230000035559 beat frequency Effects 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 239000011800 void material Substances 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
- H04N3/02—Scanning details of television systems; Combination thereof with generation of supply voltages by optical-mechanical means only
- H04N3/08—Scanning details of television systems; Combination thereof with generation of supply voltages by optical-mechanical means only having a moving reflector
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 |
|---|---|---|---|
| US490837XA | 1935-12-16 | 1935-12-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB490837A true GB490837A (en) | 1938-08-16 |
Family
ID=21957964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB31487/36A Expired GB490837A (en) | 1935-12-16 | 1936-11-17 | Improvements in or relating to television systems and scanning devices therefor |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE418996A (OSRAM) |
| FR (1) | FR814868A (OSRAM) |
| GB (1) | GB490837A (OSRAM) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2993403A (en) * | 1956-06-15 | 1961-07-25 | Harries Television Res Ltd | Periodically displaced or rotatable elements |
-
0
- BE BE418996D patent/BE418996A/xx unknown
-
1936
- 1936-11-17 GB GB31487/36A patent/GB490837A/en not_active Expired
- 1936-12-12 FR FR814868D patent/FR814868A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2993403A (en) * | 1956-06-15 | 1961-07-25 | Harries Television Res Ltd | Periodically displaced or rotatable elements |
Also Published As
| Publication number | Publication date |
|---|---|
| FR814868A (fr) | 1937-07-01 |
| BE418996A (OSRAM) |
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