BE546828A - - Google Patents
Info
- Publication number
- BE546828A BE546828A BE546828DA BE546828A BE 546828 A BE546828 A BE 546828A BE 546828D A BE546828D A BE 546828DA BE 546828 A BE546828 A BE 546828A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Signal Processing For Recording (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US506235A US2878310A (en) | 1955-05-05 | 1955-05-05 | Two-way television over telephone lines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE546828A true BE546828A (ja) |
Family
ID=24013755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE546828D BE546828A (ja) | 1955-05-05 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2878310A (ja) |
| BE (1) | BE546828A (ja) |
| DE (1) | DE1022635B (ja) |
| FR (1) | FR1146149A (ja) |
| GB (1) | GB790180A (ja) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1214719B (de) * | 1963-09-18 | 1966-04-21 | Telefunken Patent | Verfahren zur Magnetbandaufzeichnung und -wiedergabe genormter Fernsehsignale fuer Heimzwecke und Anordnung zur Durchfuehrung des Verfahrens |
| US3488435A (en) * | 1965-07-29 | 1970-01-06 | Bell Telephone Labor Inc | Time-division multiplex system wherein a vidicon is used for frame storage of video signals |
| US3482040A (en) * | 1966-02-11 | 1969-12-02 | John F Brinster | Image transmission system |
| US3525807A (en) * | 1967-07-25 | 1970-08-25 | Bell Telephone Labor Inc | Telephone-television substation apparatus |
| US3974337A (en) * | 1967-10-24 | 1976-08-10 | Matsushita Electric Industrial Co., Ltd. | FM television telephone system |
| GB1236776A (en) * | 1967-10-24 | 1971-06-23 | Matsushita Electric Ind Co Ltd | Television telephone system |
| US3564127A (en) * | 1968-03-08 | 1971-02-16 | Westinghouse Electric Corp | System of band compression for video signals |
| US3610824A (en) * | 1968-09-11 | 1971-10-05 | Xerox Corp | Facsimile scanning apparatus |
| DE1921702B2 (de) * | 1969-04-28 | 1973-09-06 | Messerschmitt-Bölkow-Blohm GmbH, 8000 München | Verfahren zur uebertragung fernsehkompatibler bild- und toninformationen mittels tonfrequenz und anordnung zur durchfuehrung des verfahrens |
| JPS518287B1 (ja) * | 1969-09-26 | 1976-03-16 | ||
| GB1393674A (en) * | 1971-06-01 | 1975-05-07 | Rca Corp | Telephone image transmission system |
| US3851095A (en) * | 1972-08-07 | 1974-11-26 | Telescan Communications Syst I | Communication system for transmitting video information through media of restricted bandwidth |
| GB2267625B (en) * | 1992-05-20 | 1996-08-21 | Northern Telecom Ltd | Video services |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2017883A (en) * | 1924-03-17 | 1935-10-22 | Vladimir K Zworykin | Television system |
| US2202605A (en) * | 1936-08-29 | 1940-05-28 | Telefunken Gmbh | Television system |
| US2314471A (en) * | 1940-08-24 | 1943-03-23 | Bell Telephone Labor Inc | Two-way television and speech television |
| US2321611A (en) * | 1942-02-12 | 1943-06-15 | Joseph B Brennan | Television |
| US2629010A (en) * | 1949-12-30 | 1953-02-17 | Bell Telephone Labor Inc | Television system having reduced transmission bandwidth |
| US2629011A (en) * | 1949-12-30 | 1953-02-17 | Bell Telephone Labor Inc | Television system having reduced transmission bandwidth |
| BE526230A (ja) * | 1950-06-06 |
-
0
- BE BE546828D patent/BE546828A/xx unknown
-
1955
- 1955-05-05 US US506235A patent/US2878310A/en not_active Expired - Lifetime
-
1956
- 1956-02-10 FR FR1146149D patent/FR1146149A/fr not_active Expired
- 1956-04-05 DE DEW18791A patent/DE1022635B/de active Pending
- 1956-05-04 GB GB13855/56A patent/GB790180A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB790180A (en) | 1958-02-05 |
| FR1146149A (fr) | 1957-11-06 |
| US2878310A (en) | 1959-03-17 |
| DE1022635B (de) | 1958-01-16 |