BE549048A - - Google Patents
Info
- Publication number
- BE549048A BE549048A BE549048DA BE549048A BE 549048 A BE549048 A BE 549048A BE 549048D A BE549048D A BE 549048DA BE 549048 A BE549048 A BE 549048A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/50—Testing arrangements
-
- 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
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US518526A US2870254A (en) | 1955-06-28 | 1955-06-28 | Telegraph system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE549048A true BE549048A (xx) |
Family
ID=24064307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE549048D BE549048A (xx) | 1955-06-28 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2870254A (xx) |
| BE (1) | BE549048A (xx) |
| DE (1) | DE1064552B (xx) |
| FR (1) | FR1153790A (xx) |
| GB (1) | GB803716A (xx) |
| NL (1) | NL107923C (xx) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1015472B (de) * | 1956-11-06 | 1957-09-12 | Siemens Ag | Schaltungsanordnung zur Verbindung von Fernschreibteilnehmernetzen |
| US3245038A (en) * | 1961-06-30 | 1966-04-05 | Ibm | Central to remote communication system with address modification for the remote stations |
| US3237180A (en) * | 1963-03-18 | 1966-02-22 | Specialties Dev Corp | Indication repeating apparatus |
| GB1115865A (en) * | 1965-01-29 | 1968-05-29 | Standard Telephones Cables Ltd | Signalling system |
| US3491337A (en) * | 1966-12-05 | 1970-01-20 | Scm Corp | Coded message generator |
| NL147302B (nl) * | 1972-03-17 | 1975-09-15 | Nederlanden Staat | Stelsel voor synchrone data-transmissie tussen een abonnee en een eindcentrale. |
| DE2838816A1 (de) * | 1978-09-06 | 1980-03-20 | Tekade Felten & Guilleaume | Schleifentest fuer datenuebertragungsstrecken |
| DE2852805A1 (de) * | 1978-12-06 | 1980-06-12 | Siemens Ag | Verfahren und schaltungsanordnung zur messung der uebertragungseigenschaften eines messobjektes |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE669121C (de) * | 1930-06-13 | 1938-12-17 | Siemens Ag | Einrichtung zur selbsttaetigen UEberwachung und Pruefung von Verbindungsleitungen inTelegrafenanlagen durch einen Hin- und Rueckimpuls |
| BE404138A (xx) * | 1933-07-10 | |||
| US2193811A (en) * | 1936-02-25 | 1940-03-19 | Western Union Telegraph Co | Signaling system and apparatus |
| BE476865A (xx) * | 1938-05-17 | |||
| US2353055A (en) * | 1942-09-19 | 1944-07-04 | Bell Telephone Labor Inc | Satellite communication system |
| US2351014A (en) * | 1942-12-30 | 1944-06-13 | Postal Telegraph Cable Co | Alarm for synchronous telegraph circuits |
| US2439398A (en) * | 1944-02-25 | 1948-04-13 | Bell Telephone Labor Inc | Telegraph system provided with channel assurance and transmission regulation |
| US2465507A (en) * | 1945-01-16 | 1949-03-29 | Bell Telephone Labor Inc | Intercommunicating teletypewriter system |
| DE914982C (de) * | 1949-08-14 | 1954-07-12 | Siemens Ag | Schaltungsanordnung fuer Fernmelde-, insbesondere Fernsprechanlagen |
| DE902140C (de) * | 1951-04-20 | 1954-01-18 | Lorenz C Ag | Einrichtung zum Vergleichen des ausgesandten und des rueckempfangenen Zeichens zweicks Fehlerkontrolle |
| DE905256C (de) * | 1951-05-19 | 1954-03-01 | Siemens Ag | Schaltungsanordnung zur Kontrolle des richtigen Empfangs von Schaltkennzeichen in Fernmeldeanlagen, z.B. Fernsprechanlagen, insbesondere fuer Kennzeichenuebertragung ueber drahtlose Strecken |
-
0
- NL NL107923D patent/NL107923C/xx active
- BE BE549048D patent/BE549048A/xx unknown
-
1955
- 1955-06-28 US US518526A patent/US2870254A/en not_active Expired - Lifetime
-
1956
- 1956-05-25 GB GB16246/56A patent/GB803716A/en not_active Expired
- 1956-06-12 FR FR1153790D patent/FR1153790A/fr not_active Expired
- 1956-06-28 DE DET12387A patent/DE1064552B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1064552B (de) | 1959-09-03 |
| GB803716A (en) | 1958-10-29 |
| US2870254A (en) | 1959-01-20 |
| FR1153790A (fr) | 1958-03-21 |
| NL107923C (xx) |