FR1220044A - Improvements to telecommunication systems - Google Patents
Improvements to telecommunication systemsInfo
- Publication number
- FR1220044A FR1220044A FR781435A FR781435A FR1220044A FR 1220044 A FR1220044 A FR 1220044A FR 781435 A FR781435 A FR 781435A FR 781435 A FR781435 A FR 781435A FR 1220044 A FR1220044 A FR 1220044A
- Authority
- FR
- France
- Prior art keywords
- telecommunication systems
- telecommunication
- systems
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/04—Control of transmission; Equalising
- H04B3/10—Control of transmission; Equalising by pilot signal
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Emergency Alarm Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3884257A GB821794A (en) | 1957-12-13 | 1957-12-13 | Improvements in or relating to arrangements operable on pilot current failure in telecommunication transmission systems |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1220044A true FR1220044A (en) | 1960-05-20 |
Family
ID=10406022
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR781435A Expired FR1220044A (en) | 1957-12-13 | 1958-12-11 | Improvements to telecommunication systems |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE573808A (en) |
DE (1) | DE1068305B (en) |
FR (1) | FR1220044A (en) |
GB (1) | GB821794A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL151874B (en) * | 1970-03-13 | 1976-12-15 | Nederlanden Staat | CONNECTION SYSTEM FOR TRANSFERRING A BROADBAND SIGNAL FROM A TRANSMITTER TO A RECEIVER. |
NL7807171A (en) * | 1978-06-30 | 1980-01-03 | Philips Nv | RECEIVER FOR DIGITAL SIGNALS IN LINE CODE. |
-
0
- DE DENDAT1068305D patent/DE1068305B/de active Pending
-
1957
- 1957-12-13 GB GB3884257A patent/GB821794A/en not_active Expired
-
1958
- 1958-12-11 FR FR781435A patent/FR1220044A/en not_active Expired
- 1958-12-12 BE BE573808A patent/BE573808A/en unknown
Also Published As
Publication number | Publication date |
---|---|
DE1068305B (en) | |
BE573808A (en) | 1959-06-12 |
GB821794A (en) | 1959-10-14 |
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