BE474580A - - Google Patents
Info
- Publication number
- BE474580A BE474580A BE474580DA BE474580A BE 474580 A BE474580 A BE 474580A BE 474580D A BE474580D A BE 474580DA BE 474580 A BE474580 A BE 474580A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K7/00—Modulating pulses with a continuously-variable modulating signal
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K9/00—Demodulating pulses which have been modulated with a continuously-variable signal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
- H04N7/084—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the horizontal blanking interval only
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Television Receiver Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB331139A GB527904A (en) | 1939-01-31 | 1939-01-31 | Improvements in or relating to wave transmission systems for television incorporating channels utilising pulse modulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE474580A true BE474580A (fi) |
Family
ID=9755922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE474580D BE474580A (fi) | 1939-01-31 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE474580A (fi) |
| FR (1) | FR940323A (fi) |
| GB (1) | GB527904A (fi) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2647944A (en) * | 1946-11-26 | 1953-08-04 | American Optical Corp | Single carrier transmission of sound and video signals |
| US2653184A (en) * | 1948-01-03 | 1953-09-22 | American Optical Corp | Transmission of picture and sound on the same carrier |
-
0
- BE BE474580D patent/BE474580A/xx unknown
-
1939
- 1939-01-31 GB GB331139A patent/GB527904A/en not_active Expired
-
1947
- 1947-02-04 FR FR940323D patent/FR940323A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB527904A (en) | 1940-10-18 |
| FR940323A (fr) | 1948-12-09 |