BE402568A - - Google Patents
Info
- Publication number
- BE402568A BE402568A BE402568DA BE402568A BE 402568 A BE402568 A BE 402568A BE 402568D A BE402568D A BE 402568DA BE 402568 A BE402568 A BE 402568A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/04—Synchronising
- H04N5/08—Separation of synchronising signals from picture signals
-
- 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)
- Picture Signal Circuits (AREA)
- Transforming Electric Information Into Light Information (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1052234A GB422824A (en) | 1933-04-13 | 1933-04-13 | Improvements in and relating to signalling systems, such for example as television systems |
| US720205A US2252746A (en) | 1933-04-13 | 1934-04-12 | Television device |
| US376827A US2307249A (en) | 1933-04-13 | 1941-01-31 | Television device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE402568A true BE402568A (pt-PT) |
Family
ID=32096628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE402568D BE402568A (pt-PT) | 1933-04-13 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2307249A (pt-PT) |
| BE (1) | BE402568A (pt-PT) |
| DE (1) | DE939510C (pt-PT) |
| FR (1) | FR771789A (pt-PT) |
| GB (1) | GB422906A (pt-PT) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE753789C (de) * | 1935-03-09 | 1952-11-17 | Siemens & Halske A G | Schaltungsanordnung zur Beeinflussung von Einschwing- und Abklingzeit eines elektrischen Stromkreises |
| DE766547C (de) * | 1936-11-12 | 1954-08-09 | Fernseh Gmbh | Schaltung mit veraenderlichem Verstaerkungsgrad zur Verstaerkung von Bildzeichen |
| NL75994C (pt-PT) * | 1943-01-07 | |||
| US2426654A (en) * | 1943-05-25 | 1947-09-02 | Sperry Gyroscope Co Inc | Remote indicator for radio pulse systems |
| US2543037A (en) * | 1946-01-07 | 1951-02-27 | Farnsworth Res Corp | Television receiver |
| US2708687A (en) * | 1949-05-10 | 1955-05-17 | Motorola Inc | Combined direct current reinserter and synchronizing pulse separator |
| FR1076235A (fr) * | 1953-02-21 | 1954-10-25 | Radio Industrie Sa | Procédé d'enregistrement sur film d'images de télévision |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2037471A (en) * | 1927-04-06 | 1936-04-14 | Bell Telephone Labor Inc | Electrooptical system |
| US1671302A (en) * | 1927-05-31 | 1928-05-29 | Bell Telephone Labor Inc | Electrooptical transmission |
| NL48119C (pt-PT) * | 1930-05-21 | |||
| FR742835A (pt-PT) * | 1931-09-16 | 1933-03-17 | ||
| FR741301A (pt-PT) * | 1931-09-18 | 1900-01-01 | ||
| BE387822A (pt-PT) * | 1931-09-26 | |||
| DE742835C (de) * | 1941-10-28 | 1943-12-13 | Joseph Huber Dr Ing | Mechanischer Energiespeicher fuer Fahrzeuge |
-
0
- BE BE402568D patent/BE402568A/xx unknown
-
1933
- 1933-04-13 GB GB11204/33A patent/GB422906A/en not_active Expired
-
1934
- 1934-04-10 DE DEE2315D patent/DE939510C/de not_active Expired
- 1934-04-12 FR FR771789D patent/FR771789A/fr not_active Expired
-
1941
- 1941-01-31 US US376827A patent/US2307249A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2307249A (en) | 1943-01-05 |
| FR771789A (fr) | 1934-10-16 |
| DE939510C (de) | 1956-03-15 |
| GB422906A (en) | 1935-01-14 |