|
US2468084A
(en)
*
|
1944-01-08 |
1949-04-26 |
Standard Telephones Cables Ltd |
Radio communicating system
|
|
US2628274A
(en)
*
|
1944-06-27 |
1953-02-10 |
John H Homrighous |
Multiplex television system
|
|
BE474059A
(ru)
*
|
1944-08-25 |
|
|
|
|
US2546972A
(en)
*
|
1945-03-17 |
1951-04-03 |
Int Standard Electric Corp |
Television synchronizing system
|
|
US2486498A
(en)
*
|
1945-04-20 |
1949-11-01 |
Rca Corp |
Means for preventing cross talk in sound-vision systems
|
|
BE469699A
(ru)
*
|
1945-09-27 |
|
|
|
|
US2543015A
(en)
*
|
1945-09-27 |
1951-02-27 |
Standard Telephones Cables Ltd |
Receiver circuit
|
|
BE471106A
(ru)
*
|
1945-09-29 |
|
|
|
|
GB621479A
(en)
*
|
1945-10-12 |
1949-04-11 |
Dennis Illingworth Lawson |
Improvements in or relating to television systems
|
|
US2470028A
(en)
*
|
1946-01-18 |
1949-05-10 |
Bendix Aviat Corp |
Pulse generation
|
|
US2466230A
(en)
*
|
1946-02-09 |
1949-04-05 |
Stromberg Carlson Co |
Pulse time modulation system
|
|
BE478822A
(ru)
*
|
1946-03-02 |
|
|
|
|
US2477679A
(en)
*
|
1946-04-24 |
1949-08-02 |
Standard Telephones Cables Ltd |
Television and pulse modulated sound system
|
|
BE472449A
(ru)
*
|
1946-04-10 |
|
|
|
|
GB611639A
(en)
*
|
1946-04-30 |
1948-11-02 |
Cinema Television Ltd |
Improvements in or relating to relaying systems for telephony, television, facsimile and like methods of transmitting intelligence
|
|
US2647944A
(en)
*
|
1946-11-26 |
1953-08-04 |
American Optical Corp |
Single carrier transmission of sound and video signals
|
|
NL136716C
(ru)
*
|
1946-12-10 |
|
|
|
|
US2510046A
(en)
*
|
1947-04-18 |
1950-05-30 |
Zenith Radio Corp |
Radio-wire signaling system
|
|
GB647950A
(en)
*
|
1947-06-04 |
1950-12-28 |
Emi Ltd |
Improvements in or relating to electrical pulse generating circuits
|
|
US2653184A
(en)
*
|
1948-01-03 |
1953-09-22 |
American Optical Corp |
Transmission of picture and sound on the same carrier
|
|
US2728812A
(en)
*
|
1950-02-11 |
1955-12-27 |
Rca Corp |
Synchronizing system
|
|
US2862188A
(en)
*
|
1954-06-17 |
1958-11-25 |
Sanders Associates Inc |
Electromagnetic modulator device
|
|
US3263027A
(en)
*
|
1962-12-11 |
1966-07-26 |
Beltrami Aurelio |
Simultaneous bilateral televideophonic communication systems
|
|
US3529081A
(en)
*
|
1967-01-11 |
1970-09-15 |
Western Union Telegraph Co |
Means for applying additional communications signals to existing channels
|
|
EP0039385A3
(en)
*
|
1980-02-08 |
1981-12-02 |
FALCONI COSTRUZIONI IMPIANTI S.p.A. |
Transmission of video and other signals and also of a return message by a single unshielded two-wire cable
|
|
US5327238A
(en)
*
|
1992-11-10 |
1994-07-05 |
Chou Wayne W |
Method and apparatus for modulating a separated television horizontal sync pulse as a subcarrier of audio information
|
|
US5737026A
(en)
*
|
1995-02-28 |
1998-04-07 |
Nielsen Media Research, Inc. |
Video and data co-channel communication system
|