BE490426A - - Google Patents
Info
- Publication number
- BE490426A BE490426A BE490426DA BE490426A BE 490426 A BE490426 A BE 490426A BE 490426D A BE490426D A BE 490426DA BE 490426 A BE490426 A BE 490426A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
- H04N5/62—Intercarrier circuits, i.e. heterodyning sound and vision carriers
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Systems (AREA)
- Television Receiver Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US544726A US2448908A (en) | 1944-07-13 | 1944-07-13 | Television receiver |
Publications (1)
Publication Number | Publication Date |
---|---|
BE490426A true BE490426A (en) |
Family
ID=10396433
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE490426D BE490426A (en) | 1944-07-13 |
Country Status (6)
Country | Link |
---|---|
US (1) | US2448908A (en) |
BE (1) | BE490426A (en) |
DE (1) | DE970147C (en) |
FR (1) | FR952903A (en) |
GB (1) | GB655153A (en) |
NL (1) | NL74381C (en) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2563448A (en) * | 1951-08-07 | Subscription type signaling system | ||
US2516889A (en) * | 1939-06-03 | 1950-08-01 | Standard Telephones Cables Ltd | Converter system |
US2505843A (en) * | 1945-06-04 | 1950-05-02 | Philco Corp | Television receiver |
US2498488A (en) * | 1946-06-14 | 1950-02-21 | Gen Electric | Television intercarrier or sound receiver circuit |
FR957435A (en) * | 1946-06-26 | 1950-02-20 | ||
BE481329A (en) * | 1946-12-10 | |||
NL66627C (en) * | 1947-01-24 | |||
US2629822A (en) * | 1947-01-31 | 1953-02-24 | Motorola Inc | High-frequency coupling circuits |
US2637809A (en) * | 1947-11-01 | 1953-05-05 | Rauland Corp | Coupling for frequency modulation discriminators |
US2562703A (en) * | 1947-12-26 | 1951-07-31 | Gen Electric | Multiple channel radio receiving system |
US2628275A (en) * | 1948-02-25 | 1953-02-10 | Louis W Parker | Radio and television distribution system for hotels and apartment houses |
US2632047A (en) * | 1948-06-11 | 1953-03-17 | Motorola Inc | Television gain control system |
US2528222A (en) * | 1948-12-29 | 1950-10-31 | Gen Electric | Combination television and frequency modulation receiver |
US2652447A (en) * | 1949-01-19 | 1953-09-15 | Bendix Aviat Corp | Sound separation means for carrier frequency difference television receivers |
US2634329A (en) * | 1949-01-21 | 1953-04-07 | Carlton E Bessey | Intercarrier-video type television receiver |
US2632800A (en) * | 1949-03-26 | 1953-03-24 | Motorola Inc | Noise squelch system for television receivers |
US2584332A (en) * | 1949-08-19 | 1952-02-05 | Motorola Inc | Video amplifier having variable gain and variable band width |
US2686221A (en) * | 1949-11-03 | 1954-08-10 | Rca Corp | Simplified compbination fm and television receiver |
US2650265A (en) * | 1949-11-30 | 1953-08-25 | Stromberg Carlson Co | Dual purpose carrier wave receiver |
US2677049A (en) * | 1950-07-15 | 1954-04-27 | Rca Corp | Automatic frequency control |
US2712569A (en) * | 1951-03-03 | 1955-07-05 | Robert S Mautner | Television receiver |
DE928473C (en) * | 1951-04-05 | 1955-06-02 | Blaupunkt Werke Gmbh | Television receiver |
DE931113C (en) * | 1952-01-26 | 1955-08-01 | Fernseh Gmbh | Receiver for double modulated carrier shafts |
NL185733B (en) * | 1953-03-11 | Zaniewski Michel Henry | DRAW IMPROVING DEVICE FOR A VENTILATION DUCT. | |
DE977272C (en) * | 1953-06-30 | 1965-09-09 | Loewe Opta Ag | Multi-standard television receiver based on the differential carrier method |
US2875274A (en) * | 1953-10-07 | 1959-02-24 | Westinghouse Electric Corp | Television receiver apparatus |
US2910530A (en) * | 1955-11-07 | 1959-10-27 | Philco Corp | System for discriminatory signal carrier identification |
US2886633A (en) * | 1956-07-30 | 1959-05-12 | Motorola Inc | Television receiver |
US2860178A (en) * | 1956-08-10 | 1958-11-11 | Wolfe Benjamin | Multiplex transmission of intelligence |
DE1258447B (en) * | 1957-10-07 | 1968-01-11 | Saba Gmbh | Circuit arrangement for automatic reception tuning for television receivers operating according to the differential carrier method |
US3020403A (en) * | 1957-10-29 | 1962-02-06 | Gen Electronic Lab Inc | Anti-capture signal receiving apparatus |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL11057C (en) * | 1921-03-03 | |||
US1495470A (en) * | 1922-02-01 | 1924-05-27 | Western Electric Co | High-frequency transmission |
GB225553A (en) * | 1923-11-28 | 1925-05-28 | Westinghouse Electric & Mfg Co | Improvements in and relating to television systems |
US1811102A (en) * | 1924-09-10 | 1931-06-23 | Western Electric Co | Signal transmission by guided and unguided waves |
US1735134A (en) * | 1925-05-23 | 1929-11-12 | Drahtlose Telegraphie Gmbh | Method and system for constant-frequency beat reception of radiosignals |
US1807510A (en) * | 1926-08-07 | 1931-05-26 | Edward F Colladay | Silent wave radio transmission system |
US1797317A (en) * | 1928-12-20 | 1931-03-24 | American Telephone & Telegraph | Binaural phase-discrimination radio system |
NL48119C (en) * | 1930-05-21 | |||
US1944119A (en) * | 1930-05-27 | 1934-01-16 | Rca Corp | Convertible band pass receiver |
DE580080C (en) * | 1930-08-06 | 1933-07-05 | Lorenz Akt Ges C | Broadcasting system |
AT129549B (en) * | 1930-10-17 | 1932-08-25 | Hans Dr Thirring | Method of telegraphing and telephoning by means of electrical waves. |
US2257562A (en) * | 1933-04-08 | 1941-09-30 | Rca Corp | Intelligence transmission system |
US2056607A (en) * | 1934-06-28 | 1936-10-06 | Rca Corp | Sound and television receiver |
US2164745A (en) * | 1934-10-31 | 1939-07-04 | Rca Corp | Intermediate frequency amplifier |
US2118610A (en) * | 1935-01-29 | 1938-05-24 | Rca Corp | Signaling system |
NL49976C (en) * | 1936-11-03 | |||
US2234461A (en) * | 1937-07-03 | 1941-03-11 | Nat Television Corp | Method and apparatus for controlling the frequency band width of coupled circuits |
DE724217C (en) * | 1938-12-23 | 1942-08-21 | Fernseh Gmbh | Overlay receiver with a special overlay whose mixing tubes act as a rectifier |
US2270539A (en) * | 1940-04-18 | 1942-01-20 | Hazeltine Corp | Intertube intermediate-frequency coupling system |
DE893063C (en) * | 1942-07-11 | 1953-10-12 | Lorenz C Ag | Method used for determining azimuthal direction using a rotary radio beacon |
-
0
- NL NL74381D patent/NL74381C/xx active
- BE BE490426D patent/BE490426A/xx unknown
-
1944
- 1944-07-13 US US544726A patent/US2448908A/en not_active Expired - Lifetime
-
1946
- 1946-12-19 GB GB37431/46A patent/GB655153A/en not_active Expired
-
1947
- 1947-09-12 FR FR952903D patent/FR952903A/en not_active Expired
-
1949
- 1949-09-04 DE DEP53797A patent/DE970147C/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB655153A (en) | 1951-07-11 |
FR952903A (en) | 1949-11-28 |
NL74381C (en) | |
DE970147C (en) | 1958-08-21 |
US2448908A (en) | 1948-09-07 |