NL74227C - - Google Patents
Info
- Publication number
- NL74227C NL74227C NL74227DA NL74227C NL 74227 C NL74227 C NL 74227C NL 74227D A NL74227D A NL 74227DA NL 74227 C NL74227 C NL 74227C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/04—Synchronising
- H04N5/06—Generation of synchronising signals
- H04N5/067—Arrangements or circuits at the transmitter end
- H04N5/0675—Arrangements or circuits at the transmitter end for mixing the synchronising signals with the picture signal or mutually
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Picture Signal Circuits (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Details Of Television Scanning (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB23915/48A GB682159A (en) | 1948-09-11 | 1948-09-11 | Improvements relating to apparatus for interspersing pulses in electrical television video signals |
Publications (1)
Publication Number | Publication Date |
---|---|
NL74227C true NL74227C (fr) |
Family
ID=10203354
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL74227D NL74227C (fr) | 1948-09-11 |
Country Status (5)
Country | Link |
---|---|
US (1) | US2755335A (fr) |
DE (1) | DE976853C (fr) |
FR (1) | FR995195A (fr) |
GB (1) | GB682159A (fr) |
NL (1) | NL74227C (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3527886A (en) * | 1967-03-30 | 1970-09-08 | Rca Corp | Composite television video switching circuit |
US3514533A (en) * | 1967-05-01 | 1970-05-26 | Zenith Radio Corp | Video signal processing circuit |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH183075A (de) * | 1933-05-19 | 1936-03-15 | Loewe Opta Gmbh | Verfahren zur Synchronisierung von Fernsehempfängern durch den Sender. |
BE405608A (fr) * | 1933-10-11 | |||
DE748742C (de) * | 1934-07-31 | 1944-11-09 | Fernsehsendeverfahren, bei dem die Bildmodulation von der einen Seite und die Bildwechsel-Synchronisierimpulse von der anderen Seite eines festgelegten Wertes (Schwarzwert bzw. Wert groesster Helligkeit) aus gegeben Werden | |
CH187847A (de) * | 1934-12-01 | 1936-11-30 | Loewe Opta Gmbh | Verfahren zur Synchronisierung von Fernsehempfängern durch den Sender. |
NL58585C (fr) * | 1935-03-28 | |||
GB455858A (en) * | 1935-04-24 | 1936-10-26 | Alan Dower Blumlein | Improvements in and relating to the transmission of impulses of different kinds over a common channel, for example in television and like systems |
GB485991A (en) * | 1935-11-23 | 1938-05-23 | Philco Radio & Television Corp | Improvements in or relating to television synchronizing systems |
US2115876A (en) * | 1936-10-30 | 1938-05-03 | Rca Corp | Receiver noise limiter circuit |
GB501966A (en) * | 1937-06-07 | 1939-03-07 | Alan Dower Blumlein | Improvements in or relating to television systems |
DE749731C (de) * | 1937-10-03 | 1944-12-02 | Anordnung fuer Fernsehsender, bei denen Bild- und Synchronisierzeichen einer Traegerwelle in entgegengesetzter Richtung aufmoduliert sind | |
US2258732A (en) * | 1937-12-24 | 1941-10-14 | Emi Ltd | Electric signal pulse controlling circuits |
US2266194A (en) * | 1938-01-30 | 1941-12-16 | Radio Patents Corp | Television system |
US2298863A (en) * | 1940-04-24 | 1942-10-13 | Gen Electric | Image transmission system |
US2300999A (en) * | 1940-10-30 | 1942-11-03 | Westinghouse Electric & Mfg Co | Electromagnetic inspection system |
DE866199C (de) * | 1942-12-03 | 1953-02-09 | Telefunken Gmbh | Anordnung zur Einfuegung einer neuen Nachricht an Stelle einer anderen bei wechselzeitiger Mehrfachuebertragung mit laengen- oder phasenmodulierten Impulsen |
US2366358A (en) * | 1943-05-07 | 1945-01-02 | Rca Corp | Television amplifier circuit |
US2547001A (en) * | 1944-01-26 | 1951-04-03 | Standard Telephones Cables Ltd | Drop channel pulse multiplex system |
NL72326C (fr) * | 1944-05-26 | |||
US2570431A (en) * | 1945-02-01 | 1951-10-09 | Rca Corp | Radio receiving system |
US2513910A (en) * | 1945-03-28 | 1950-07-04 | Rca Corp | Multiplex telegraph system |
US2490561A (en) * | 1946-06-20 | 1949-12-06 | Jr William Ussler | Television picture mixing circuit |
-
0
- NL NL74227D patent/NL74227C/xx active
-
1948
- 1948-09-11 GB GB23915/48A patent/GB682159A/en not_active Expired
-
1949
- 1949-08-31 US US113300A patent/US2755335A/en not_active Expired - Lifetime
- 1949-09-09 DE DEP54378A patent/DE976853C/de not_active Expired
- 1949-09-10 FR FR995195D patent/FR995195A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2755335A (en) | 1956-07-17 |
FR995195A (fr) | 1951-11-28 |
DE976853C (de) | 1964-06-11 |
GB682159A (en) | 1952-11-05 |