BE501391A - - Google Patents
Info
- Publication number
- BE501391A BE501391A BE501391DA BE501391A BE 501391 A BE501391 A BE 501391A BE 501391D A BE501391D A BE 501391DA BE 501391 A BE501391 A BE 501391A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
- H01J31/58—Tubes for storage of image or information pattern or for conversion of definition of television or like images, i.e. having electrical input and electrical output
- H01J31/60—Tubes for storage of image or information pattern or for conversion of definition of television or like images, i.e. having electrical input and electrical output having means for deflecting, either selectively or sequentially, an electron ray on to separate surface elements of the screen
- H01J31/62—Tubes for storage of image or information pattern or for conversion of definition of television or like images, i.e. having electrical input and electrical output having means for deflecting, either selectively or sequentially, an electron ray on to separate surface elements of the screen with separate reading and writing rays
- H01J31/64—Tubes for storage of image or information pattern or for conversion of definition of television or like images, i.e. having electrical input and electrical output having means for deflecting, either selectively or sequentially, an electron ray on to separate surface elements of the screen with separate reading and writing rays on opposite sides of screen, e.g. for conversion of definition
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/18—Time-division multiplex systems using frequency compression and subsequent expansion of the individual signals
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Near-Field Transmission Systems (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE294188X | 1950-02-20 | ||
| DET522A DE940049C (de) | 1950-02-20 | 1950-02-24 | Einrichtung zur absatzweise aufeinanderfolgenden UEbertragung mehrerer gleichzeitiger Nachrichten ueber einen gemeinsamen Kanal unter Verbreiterung des Frequenzbandes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE501391A true BE501391A (xx) |
Family
ID=25781516
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE501391D BE501391A (xx) | 1950-02-20 | ||
| BE501392D BE501392A (xx) | 1950-02-20 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE501392D BE501392A (xx) | 1950-02-20 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2719879A (xx) |
| BE (2) | BE501392A (xx) |
| CH (1) | CH294188A (xx) |
| DE (1) | DE940049C (xx) |
| FR (2) | FR1051117A (xx) |
| GB (2) | GB682569A (xx) |
| NL (2) | NL80187C (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3555203A (en) * | 1966-11-30 | 1971-01-12 | Us Army | Method of and apparatus for time adjustment of information |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR554703A (xx) * | 1921-12-15 | 1923-06-15 | ||
| GB202622A (en) * | 1921-12-15 | 1924-01-31 | Taro Oguti | Improvements in electric multiplex communication |
| DE549855C (de) * | 1929-02-12 | 1932-05-03 | Leon Nemirowsky | Einrichtung zur UEbertragung verschiedener gleichzeitig abgegebener telefonischer Mitteilungen |
| BE419523A (xx) * | 1937-01-16 | |||
| BE426748A (xx) * | 1938-01-20 | |||
| DE721198C (de) * | 1938-08-26 | 1942-05-29 | Aeg | Hoerkopf zum Abtasten von Magnetogrammen mit gegenueber der Aufnahmegeschwindigkeit veraenderter Wiedergabegeschwindigkeit |
| DE728838C (de) * | 1938-12-09 | 1942-12-10 | Guenther Krawinkel Dr Ing | Verfahren zur AEnderung der Frequenzbandbreite elektrisch uebertragener Nachrichten |
| FR928783A (fr) * | 1944-09-22 | 1947-12-08 | Procédé de réduction de la bande passante occupée par une transmission de signaux de télévision |
-
0
- NL NL6810345.B patent/NL159343B/xx unknown
- BE BE501391D patent/BE501391A/xx unknown
- NL NL80187D patent/NL80187C/xx active
- BE BE501392D patent/BE501392A/xx unknown
-
1950
- 1950-02-24 DE DET522A patent/DE940049C/de not_active Expired
-
1951
- 1951-02-06 GB GB2886/51A patent/GB682569A/en not_active Expired
- 1951-02-13 CH CH294188D patent/CH294188A/de unknown
- 1951-02-15 GB GB3753/51A patent/GB687990A/en not_active Expired
- 1951-02-16 US US211277A patent/US2719879A/en not_active Expired - Lifetime
- 1951-02-19 FR FR1051117D patent/FR1051117A/fr not_active Expired
- 1951-02-20 FR FR61421D patent/FR61421E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB687990A (en) | 1953-02-25 |
| NL80187C (xx) | |
| BE501392A (xx) | |
| NL159343B (nl) | |
| FR61421E (fr) | 1955-05-04 |
| DE940049C (de) | 1956-03-08 |
| US2719879A (en) | 1955-10-04 |
| FR1051117A (fr) | 1954-01-13 |
| CH294188A (de) | 1953-10-31 |
| GB682569A (en) | 1952-11-12 |