BE465736A - - Google Patents
Info
- Publication number
- BE465736A BE465736A BE465736DA BE465736A BE 465736 A BE465736 A BE 465736A BE 465736D A BE465736D A BE 465736DA BE 465736 A BE465736 A BE 465736A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K7/00—Modulating pulses with a continuously-variable modulating signal
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB320/43A GB564511A (en) | 1943-01-07 | 1943-01-07 | Improvements in or relating to combined television and sound systems |
Publications (1)
Publication Number | Publication Date |
---|---|
BE465736A true BE465736A (xx) |
Family
ID=9702303
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE465736D BE465736A (xx) | 1943-01-07 |
Country Status (5)
Country | Link |
---|---|
US (1) | US2550821A (xx) |
BE (1) | BE465736A (xx) |
FR (1) | FR927257A (xx) |
GB (1) | GB564511A (xx) |
NL (1) | NL75994C (xx) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB602033A (en) * | 1945-07-14 | 1948-05-19 | Arthur Valentine Lord | Improvements in or relating to combined television and sound systems |
GB621479A (en) * | 1945-10-12 | 1949-04-11 | Dennis Illingworth Lawson | Improvements in or relating to television systems |
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 |
US2686220A (en) * | 1948-05-28 | 1954-08-10 | Rca Corp | Conveyeance of auxiliary information in a television system |
US2567545A (en) * | 1948-09-30 | 1951-09-11 | Zenith Radio Corp | Subscription-type television receiver |
US2551068A (en) * | 1948-10-05 | 1951-05-01 | Zenith Radio Corp | Coded-sound, television receiver |
US2570188A (en) * | 1949-04-09 | 1951-10-09 | Zenith Radio Corp | Subscription signaling system |
US2705741A (en) * | 1950-03-16 | 1955-04-05 | Comm Measurements Lab Inc | Television control system |
US2707268A (en) * | 1951-08-07 | 1955-04-26 | Rca Corp | Pulse width modulation system |
DE944068C (de) * | 1952-03-02 | 1956-06-07 | Dr Fritz Gutzmann | Verfahren zur UEbertragung des Begleittones beim Fernsehen waehrend des Zeilenruecklaufs |
US2874213A (en) * | 1954-06-29 | 1959-02-17 | Rca Corp | Multiplex transmission |
US2892882A (en) * | 1955-02-21 | 1959-06-30 | Paramount Pictures Corp | Television secrecy system with width modulated synchronizing pulses |
US3506780A (en) * | 1964-08-31 | 1970-04-14 | Iit Res Inst | Signal transducer systems |
US3446914A (en) * | 1965-10-12 | 1969-05-27 | Minnesota Mining & Mfg | Audio and video recording with phase modulated audio pulse on horizontal back porch |
US3663749A (en) * | 1969-11-24 | 1972-05-16 | Ibm | Slow scan video method and system |
JPS5081429A (xx) * | 1973-11-17 | 1975-07-02 | ||
US4246615A (en) * | 1977-12-16 | 1981-01-20 | Victor Company Of Japan, Limited | System for recording and/or reproducing an audio signal which has been converted into a digital signal |
JPS5539668Y2 (xx) * | 1979-04-26 | 1980-09-17 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2089639A (en) * | 1933-04-08 | 1937-08-10 | Rca Corp | Intelligence transmission |
BE402568A (xx) * | 1933-04-13 | |||
GB426735A (en) * | 1933-10-12 | 1935-04-09 | Cecil Oswald Browne | Improvements in or relating to television and the like systems |
US2061734A (en) * | 1934-09-29 | 1936-11-24 | Rca Corp | Signaling system |
US2086918A (en) * | 1935-08-22 | 1937-07-13 | Rca Corp | Method of frequency or phase modulation |
US2227108A (en) * | 1936-02-20 | 1940-12-31 | Telefunken Gmbh | Signaling system |
NL88393C (xx) * | 1937-06-18 | |||
US2266194A (en) * | 1938-01-30 | 1941-12-16 | Radio Patents Corp | Television system |
US2227596A (en) * | 1938-03-31 | 1941-01-07 | Rca Corp | Signaling system |
US2268001A (en) * | 1938-11-19 | 1941-12-30 | Fernseh Gmbh | Television transmission system |
US2326515A (en) * | 1940-08-03 | 1943-08-10 | Gen Electric | Television system |
US2350902A (en) * | 1941-08-27 | 1944-06-06 | Rca Corp | Television system |
GB581811A (en) * | 1942-12-18 | 1946-10-25 | Dennis Illingworth Lawson | Pulse modulation signalling systems |
US2391776A (en) * | 1943-05-29 | 1945-12-25 | Rca Corp | Intelligence transmission system |
-
0
- NL NL75994D patent/NL75994C/xx active
- BE BE465736D patent/BE465736A/xx unknown
-
1943
- 1943-01-07 GB GB320/43A patent/GB564511A/en not_active Expired
-
1944
- 1944-01-17 US US518591A patent/US2550821A/en not_active Expired - Lifetime
-
1946
- 1946-05-23 FR FR927257D patent/FR927257A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR927257A (fr) | 1947-10-24 |
US2550821A (en) | 1951-05-01 |
NL75994C (xx) | |
GB564511A (en) | 1944-10-02 |