BE487407A - - Google Patents
Info
- Publication number
- BE487407A BE487407A BE487407DA BE487407A BE 487407 A BE487407 A BE 487407A BE 487407D A BE487407D A BE 487407DA BE 487407 A BE487407 A BE 487407A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
-
- 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
-
- 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
- H03M1/22—Analogue/digital converters pattern-reading type
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Selective Calling Equipment (AREA)
- Electrotherapy Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB5012/48A GB644935A (en) | 1948-02-20 | 1948-02-20 | Improvements in or relating to electric pulse code modulation systems of communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE487407A true BE487407A (hu) |
Family
ID=9788078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE487407D BE487407A (hu) | 1948-02-20 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2570220A (hu) |
| BE (1) | BE487407A (hu) |
| FR (1) | FR980979A (hu) |
| GB (1) | GB644935A (hu) |
| NL (1) | NL92545C (hu) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1010220A (fr) * | 1950-01-28 | 1952-06-09 | Soicete D Electronique Et D Au | Convertisseurs de numération |
| CH311424A (de) * | 1950-04-22 | 1955-11-30 | Gretener Edgar Ing Dr | Verfahren zur Geheimhaltung von Sprache in Nachrichtenübermittlungskanälen. |
| SE171634C1 (sv) * | 1951-05-10 | 1960-06-07 | Siemens Ag | Anrodning foer att medelst ampitudkvantisering uttrycka en elektrisk maetstorhet som en kod |
| US2762564A (en) * | 1951-08-10 | 1956-09-11 | Edward W Samson | Binary number system converter |
| US2758788A (en) * | 1951-11-10 | 1956-08-14 | Bell Telephone Labor Inc | Binary code translator, adder, and register |
| US2729790A (en) * | 1952-01-02 | 1956-01-03 | Itt | Pulse code modulator |
| US2722660A (en) * | 1952-04-29 | 1955-11-01 | Jr John P Jones | Pulse code modulation system |
| US2810518A (en) * | 1952-07-25 | 1957-10-22 | John D Dillon | Electronic changing of number bases |
| US2840306A (en) * | 1952-11-22 | 1958-06-24 | Digital Control Systems Inc | Di-function multiplexers and multipliers |
| US2839727A (en) * | 1953-02-11 | 1958-06-17 | Bell Telephone Labor Inc | Encoder for pulse code modulation |
| GB750578A (en) * | 1954-07-12 | 1956-06-20 | Standard Telephones Cables Ltd | Improvements in or relating to electric pulse coding arrangements |
| DE1123236B (de) * | 1955-05-25 | 1962-02-01 | Alsacienne Constr Meca | Schaltanordnung zur kontinuierlichen Fernuebertragung von Winkelwerten oder von fortlaufenden Drehungen mit Hilfe von verschluesselten Frequenzmodulationen |
| US3021062A (en) * | 1955-08-08 | 1962-02-13 | Digital Control Systems Inc | Methods and apparatus for differentiating difunction signl trains |
| CN112737710B (zh) * | 2020-12-24 | 2023-02-17 | 重庆航天火箭电子技术有限公司 | 一种pcm-dpsk-fm安控接收机指标测试方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL87334C (hu) * | 1938-10-03 |
-
0
- BE BE487407D patent/BE487407A/xx unknown
- NL NL92545D patent/NL92545C/xx active
-
1948
- 1948-02-20 GB GB5012/48A patent/GB644935A/en not_active Expired
-
1949
- 1949-02-10 US US75532A patent/US2570220A/en not_active Expired - Lifetime
- 1949-02-15 FR FR980979D patent/FR980979A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB644935A (en) | 1950-10-18 |
| US2570220A (en) | 1951-10-09 |
| NL92545C (hu) | |
| FR980979A (fr) | 1951-05-21 |