BE472449A - - Google Patents
Info
- Publication number
- BE472449A BE472449A BE472449DA BE472449A BE 472449 A BE472449 A BE 472449A BE 472449D A BE472449D A BE 472449DA BE 472449 A BE472449 A BE 472449A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/04—Distributors combined with modulators or demodulators
- H04J3/042—Distributors with electron or gas discharge tubes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Transmitters (AREA)
- Dc Digital Transmission (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH632788X | 1946-04-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE472449A true BE472449A (US06811534-20041102-M00003.png) |
Family
ID=4524859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE472449D BE472449A (US06811534-20041102-M00003.png) | 1946-04-10 |
Country Status (7)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE860230C (de) * | 1948-10-01 | 1952-12-18 | Siemens Ag | Verfahren zur Modulation von Impulsen |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB652357A (en) * | 1946-11-21 | 1951-04-25 | Gen Electric Co Ltd | Improvements in and relating to multi-channel signalling systems |
| US2715679A (en) * | 1950-05-22 | 1955-08-16 | Italiana Magneti Marelli Socie | Automatic phase corrector |
| FR1096855A (fr) * | 1953-10-16 | 1955-06-27 | Materiel Telephonique | Systèmes de transmission par impulsions à grand nombre de voies |
| DE1028469B (de) * | 1954-05-04 | 1958-04-17 | Antar Petroles Atlantique | Verfahren und Einrichtung zur gleichzeitigen elektrischen UEbertragung mehrerer, mechanischer Messgroessen mittels einer sich staendig wiederholenden Folge lagemodulierter Impulse |
| DE1014612B (de) * | 1955-09-24 | 1957-08-29 | Siemens Ag | Verfahren und Anordnung zur UEbertragung breiter Frequenzbaender ueber Pulsmodulationssysteme gegebener Kanalzahl und gegebener Pulsrahmenfolge |
| US3505479A (en) * | 1967-12-21 | 1970-04-07 | Us Army | Multiplex system with number of channels controlled according to signal-to-noise ratio |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2048081A (en) * | 1933-04-29 | 1936-07-21 | Alger S Riggs | Communication system |
| US2094132A (en) * | 1935-07-15 | 1937-09-28 | Associated Electric Lab Inc | Telephone system |
| DE696584C (de) * | 1936-03-06 | 1940-09-25 | Fernseh Gmbh | Modulationsverfahren |
| US2263369A (en) * | 1939-02-03 | 1941-11-18 | Hartford Nat Bank & Trust Co | Multiplex telephony system |
| NL62795C (US06811534-20041102-M00003.png) * | 1940-05-28 | |||
| BE477832A (US06811534-20041102-M00003.png) * | 1942-03-12 | |||
| FR894203A (fr) * | 1942-06-19 | 1944-12-18 | Telefunken Gmbh | Perfectionnements aux modes de montage de transmission alternée de plusieurs messages |
| US2405252A (en) * | 1942-07-22 | 1946-08-06 | Rca Corp | Secret communication system |
| US2418116A (en) * | 1943-12-20 | 1947-04-01 | Standard Telephones Cables Ltd | Multiplex synchronizing system |
| BE465456A (US06811534-20041102-M00003.png) * | 1944-07-17 | |||
| US2408077A (en) * | 1944-08-25 | 1946-09-24 | Standard Telephones Cables Ltd | Multichannel system |
| GB635474A (en) * | 1944-10-03 | 1950-04-12 | Standard Telephones Cables Ltd | Improvements in or relating to thermionic multivibrators for use in multi-channel electrical pulse communication systems |
| US2455617A (en) * | 1944-11-15 | 1948-12-07 | Remco Electric Inc | Telescriber system utilizing carrier transmission of four intelligences |
| BE464421A (US06811534-20041102-M00003.png) * | 1945-04-02 | |||
| US2495739A (en) * | 1945-04-02 | 1950-01-31 | Standard Telephones Cables Ltd | Selectable band width electrical pulse multichannel communication system |
| BE479583A (US06811534-20041102-M00003.png) * | 1945-04-30 |
-
0
- NL NL81954D patent/NL81954C/xx active
- BE BE472449D patent/BE472449A/xx unknown
-
1946
- 1946-04-10 CH CH257894D patent/CH257894A/de unknown
- 1946-06-03 GB GB16765/46A patent/GB632788A/en not_active Expired
-
1947
- 1947-03-31 FR FR944175D patent/FR944175A/fr not_active Expired
- 1947-04-14 US US741312A patent/US2517365A/en not_active Expired - Lifetime
-
1949
- 1949-01-01 DE DEP28984D patent/DE894257C/de not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE860230C (de) * | 1948-10-01 | 1952-12-18 | Siemens Ag | Verfahren zur Modulation von Impulsen |
Also Published As
| Publication number | Publication date |
|---|---|
| US2517365A (en) | 1950-08-01 |
| FR944175A (fr) | 1949-03-29 |
| NL81954C (US06811534-20041102-M00003.png) | |
| GB632788A (en) | 1949-12-05 |
| DE894257C (de) | 1953-10-22 |
| CH257894A (de) | 1948-10-31 |
