FR842496A - Receiver system for television signals - Google Patents
Receiver system for television signalsInfo
- Publication number
- FR842496A FR842496A FR842496DA FR842496A FR 842496 A FR842496 A FR 842496A FR 842496D A FR842496D A FR 842496DA FR 842496 A FR842496 A FR 842496A
- Authority
- FR
- France
- Prior art keywords
- receiver system
- television signals
- television
- signals
- receiver
- 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
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
- H04N5/165—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level to maintain the black level constant
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US161424A US2208374A (en) | 1937-08-28 | 1937-08-28 | Television receiving system |
Publications (1)
Publication Number | Publication Date |
---|---|
FR842496A true FR842496A (en) | 1939-06-13 |
Family
ID=22581116
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR842496D Expired FR842496A (en) | 1937-08-28 | 1938-08-23 | Receiver system for television signals |
Country Status (2)
Country | Link |
---|---|
US (1) | US2208374A (en) |
FR (1) | FR842496A (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2468256A (en) * | 1943-10-06 | 1949-04-26 | Hazeltine Research Inc | Television receiver including a horizontal oscillator responsive to a predetermined fraction of transmitted synchronizing pulses |
US2463735A (en) * | 1945-03-17 | 1949-03-08 | Rca Corp | Split channel direct-current insertion network |
US2571168A (en) * | 1947-06-07 | 1951-10-16 | Farnsworth Res Corp | Television synchronizing circuit |
US2718550A (en) * | 1950-11-30 | 1955-09-20 | Rca Corp | Combined direct current reinserter and variable threshold synchronizing signal separator |
-
1937
- 1937-08-28 US US161424A patent/US2208374A/en not_active Expired - Lifetime
-
1938
- 1938-08-23 FR FR842496D patent/FR842496A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2208374A (en) | 1940-07-16 |
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