BE404138A - - Google Patents
Info
- Publication number
- BE404138A BE404138A BE404138DA BE404138A BE 404138 A BE404138 A BE 404138A BE 404138D A BE404138D A BE 404138DA BE 404138 A BE404138 A BE 404138A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/14—Arrangements for detecting or preventing errors in the information received by using return channel in which the signals are sent back to the transmitter to be checked ; echo systems
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Selective Calling Equipment (AREA)
- Relay Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US679652A US2121163A (en) | 1933-07-10 | 1933-07-10 | Start-stop distributor system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE404138A true BE404138A (me) |
Family
ID=24727775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE404138D BE404138A (me) | 1933-07-10 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2121163A (me) |
| BE (1) | BE404138A (me) |
| GB (1) | GB438045A (me) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2476313A (en) * | 1943-02-25 | 1949-07-19 | Jr John S Maidlow | Control system |
| US2474257A (en) * | 1943-12-24 | 1949-06-28 | Edward E Kleinschmidt | Telegraphic communication system with automatic answer back and alarm signals |
| US2978676A (en) * | 1950-07-24 | 1961-04-04 | Rca Corp | Selective signalling display system with checking and acknowledgment |
| US2730700A (en) * | 1950-11-24 | 1956-01-10 | Rca Corp | Error avoidance system for information handling machines |
| BE535482A (me) * | 1954-02-11 | |||
| BE549048A (me) * | 1955-06-28 | |||
| US2965882A (en) * | 1958-01-27 | 1960-12-20 | Westinghouse Air Brake Co | Remote control system |
| US3071641A (en) * | 1959-12-03 | 1963-01-01 | Litton Systems Inc | Communication switching systems |
| GB948519A (en) * | 1961-11-10 | 1964-02-05 | Ass Elect Ind | Improvements relating to arrangements for detecting signal transmission errors in telegraph and like systems |
| US3402389A (en) * | 1965-01-06 | 1968-09-17 | Collins Radio Co | Message verification using associative memory techniques |
| US3535681A (en) * | 1968-02-21 | 1970-10-20 | Gen Signal Corp | Code communication system |
| US3582786A (en) * | 1968-05-22 | 1971-06-01 | Automatic Elect Lab | Transmission check in data system |
-
0
- BE BE404138D patent/BE404138A/xx unknown
-
1933
- 1933-07-10 US US679652A patent/US2121163A/en not_active Expired - Lifetime
-
1934
- 1934-05-10 GB GB14184/34A patent/GB438045A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB438045A (en) | 1935-11-11 |
| US2121163A (en) | 1938-06-21 |