BE479573A - - Google Patents
Info
- Publication number
- BE479573A BE479573A BE479573DA BE479573A BE 479573 A BE479573 A BE 479573A BE 479573D A BE479573D A BE 479573DA BE 479573 A BE479573 A BE 479573A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B14/00—Transmission systems not characterised by the medium used for transmission
- H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
- H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/50—Analogue/digital converters with intermediate conversion to time interval
- H03M1/504—Analogue/digital converters with intermediate conversion to time interval using pulse width modulation
- H03M1/506—Analogue/digital converters with intermediate conversion to time interval using pulse width modulation the pulse width modulator being of the charge-balancing type
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radar Systems Or Details Thereof (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US592967A US3020350A (en) | 1945-05-10 | 1945-05-10 | Pulse code modulation communication system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE479573A true BE479573A (OSRAM) | 1900-01-01 |
Family
ID=24372802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE479573D BE479573A (OSRAM) | 1945-05-10 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3020350A (OSRAM) |
| BE (1) | BE479573A (OSRAM) |
| FR (1) | FR959362A (OSRAM) |
| GB (1) | GB649825A (OSRAM) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE969435C (de) * | 1952-08-01 | 1958-06-04 | Int Standard Electric Corp | Anordnung zur Umwandlung phasenmodulierter Impulse in Codesignale |
| GB964710A (en) * | 1961-02-23 | 1964-07-22 | British Telecomm Res Ltd | Improvements in or relating to electrical signalling systems |
| US3274340A (en) * | 1962-06-20 | 1966-09-20 | Acf Ind Inc | Digital data multiplexing and demultiplexing |
| GB1060836A (en) * | 1963-12-10 | 1967-03-08 | Standard Telephones Cables Ltd | Improvements in or relating to electrical circuits |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1873786A (en) * | 1928-09-29 | 1932-08-23 | Rca Corp | Selective channeling system |
| US2007809A (en) * | 1930-10-04 | 1935-07-09 | Communications Patents Inc | Thermionic switching system |
| NL87334C (OSRAM) * | 1938-10-03 |
-
0
- BE BE479573D patent/BE479573A/xx unknown
- FR FR959362D patent/FR959362A/fr not_active Expired
-
1945
- 1945-05-10 US US592967A patent/US3020350A/en not_active Expired - Lifetime
-
1948
- 1948-02-27 GB GB6067/48A patent/GB649825A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3020350A (en) | 1962-02-06 |
| GB649825A (en) | 1951-02-07 |
| FR959362A (OSRAM) | 1950-03-29 |