| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US603990AUS2464607A (en) | 1945-07-09 | 1945-07-09 | Pulse code modulation communication system |
| Publication Number | Publication Date |
|---|---|
| CH287037Atrue CH287037A (en) | 1952-11-15 |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH287037DCH287037A (en) | 1945-07-09 | 1947-05-19 | Communication installation used for the transmission of a complex wave. |
| Country | Link |
|---|---|
| US (1) | US2464607A (en) |
| BE (1) | BE473323A (en) |
| CH (1) | CH287037A (en) |
| DE (1) | DE892605C (en) |
| FR (1) | FR946925A (en) |
| GB (1) | GB630095A (en) |
| NL (1) | NL77660C (en) |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE473323A (en)* | 1945-07-09 | 1900-01-01 | ||
| US2629857A (en)* | 1946-08-10 | 1953-02-24 | Int Standard Electric Corp | Communication system utilizing constant amplitude pulses of opposite polarities |
| US2640105A (en)* | 1947-10-10 | 1953-05-26 | Bell Telephone Labor Inc | Wave transmission system and method for synthesizing a given electrical characteristic |
| US2610295A (en)* | 1947-10-30 | 1952-09-09 | Bell Telephone Labor Inc | Pulse code modulation communication system |
| GB644932A (en)* | 1948-01-16 | 1950-10-18 | Standard Telephones Cables Ltd | Improvements in or relating to signal compression and expansion arrangements in electric communication systems |
| GB664401A (en)* | 1948-03-25 | 1952-01-09 | Nat Res Dev | Improvements in thermionic valve circuits |
| US2541932A (en)* | 1948-05-19 | 1951-02-13 | Bell Telephone Labor Inc | Multiplex speech interpolation system |
| BE489207A (en)* | 1948-05-22 | |||
| US2592308A (en)* | 1948-09-01 | 1952-04-08 | Bell Telephone Labor Inc | Nonlinear pulse code modulation system |
| US2603714A (en)* | 1948-09-01 | 1952-07-15 | Bell Telephone Labor Inc | Percentage time division multiplex for pulse code modulation |
| BE491489A (en)* | 1948-10-04 | |||
| US2710397A (en)* | 1950-06-24 | 1955-06-07 | George E Foster | Electrical measuring apparatus |
| FR1113752A (en)* | 1950-09-22 | 1956-04-04 | Thomson Houston Comp Francaise | Modulation device for pulse code communication systems |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1928093A (en)* | 1927-04-11 | 1933-09-26 | Harold B Coyle | Signaling system |
| NL88393C (en)* | 1937-06-18 | |||
| US2262838A (en)* | 1937-11-19 | 1941-11-18 | Int Standard Electric Corp | Electric signaling system |
| US2352634A (en)* | 1938-07-18 | 1944-07-04 | Maury I Hull | Signaling system |
| NL87334C (en)* | 1938-10-03 | |||
| US2415329A (en)* | 1944-11-06 | 1947-02-04 | Arndt Oscar | Center drill |
| BE473323A (en)* | 1945-07-09 | 1900-01-01 | ||
| US2508622A (en)* | 1945-07-09 | 1950-05-23 | Bell Telephone Labor Inc | Pulse code modulation communication system |
| Publication number | Publication date |
|---|---|
| DE892605C (en) | 1953-10-08 |
| US2464607A (en) | 1949-03-15 |
| GB630095A (en) | 1949-10-05 |
| BE473323A (en) | 1900-01-01 |
| NL77660C (en) | 1900-01-01 |
| FR946925A (en) | 1949-06-17 |
| Publication | Publication Date | Title |
|---|---|---|
| CH279124A (en) | Multi-channel modulation installation. | |
| CH287037A (en) | Communication installation used for the transmission of a complex wave. | |
| CH285634A (en) | Installation of telecommunication exchange. | |
| CH281610A (en) | Multiplex communication installation. | |
| FR942516A (en) | Carrier wave transmission device | |
| CH295259A (en) | Powerline communication installation. | |
| CH258962A (en) | Device for transmitting electric waves. | |
| CH241795A (en) | Joint for carrying devices. | |
| CH251551A (en) | Installation for the transmission of secret radiocommunications. | |
| CH270413A (en) | Ultra-short wave multiplex communication installation. | |
| FR910975A (en) | Flexible constant velocity transmission | |
| CH257824A (en) | Mechanical continuously variable transmission. | |
| CH264826A (en) | Coupling for transmission. | |
| CH267881A (en) | Transmission joint. | |
| CH261181A (en) | Transmission joint. | |
| CH266564A (en) | Transmission joint. | |
| CH271788A (en) | Powerline transmission installation. | |
| CH246522A (en) | Chain transmission. | |
| FR922022A (en) | Super-regenerative wave receiver | |
| CH247306A (en) | Infinitely variable fluid transmission. | |
| CH277154A (en) | Receiver for time division transmission installation. | |
| CH257504A (en) | Shaft coupling. | |
| CH283934A (en) | Telephone installation. | |
| CH259547A (en) | Transmission joint. | |
| FR922034A (en) | Friction transmission |