CH278799A - Device for modulating the amplitude of a wave. - Google Patents
Device for modulating the amplitude of a wave.Info
- Publication number
- CH278799A CH278799A CH278799DA CH278799A CH 278799 A CH278799 A CH 278799A CH 278799D A CH278799D A CH 278799DA CH 278799 A CH278799 A CH 278799A
- Authority
- CH
- Switzerland
- Prior art keywords
- modulating
- amplitude
- wave
- Prior art date
Links
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
- H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
- H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
- H04N3/22—Circuits for controlling dimensions, shape or centering of picture on screen
- H04N3/23—Distortion correction, e.g. for pincushion distortion correction, S-correction
- H04N3/233—Distortion correction, e.g. for pincushion distortion correction, S-correction using active elements
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Details Of Television Scanning (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US63466A US2476690A (en) | 1948-12-04 | 1948-12-04 | Keystone modulation system |
Publications (1)
Publication Number | Publication Date |
---|---|
CH278799A true CH278799A (en) | 1951-10-31 |
Family
ID=22049396
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH278799D CH278799A (en) | 1948-12-04 | 1949-12-03 | Device for modulating the amplitude of a wave. |
Country Status (2)
Country | Link |
---|---|
US (1) | US2476690A (en) |
CH (1) | CH278799A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2758299A (en) * | 1950-11-17 | 1956-08-07 | Gilfillan Bros Inc | Rejection of line interference |
-
1948
- 1948-12-04 US US63466A patent/US2476690A/en not_active Expired - Lifetime
-
1949
- 1949-12-03 CH CH278799D patent/CH278799A/en unknown
Also Published As
Publication number | Publication date |
---|---|
US2476690A (en) | 1949-07-19 |
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