BE535541A - - Google Patents
Info
- Publication number
- BE535541A BE535541A BE535541DA BE535541A BE 535541 A BE535541 A BE 535541A BE 535541D A BE535541D A BE 535541DA BE 535541 A BE535541 A BE 535541A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/16—Monitoring arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/40—Monitoring; Testing of relay systems
- H04B17/401—Monitoring; Testing of relay systems with selective localization
- H04B17/402—Monitoring; Testing of relay systems with selective localization using different frequencies
- H04B17/403—Monitoring; Testing of relay systems with selective localization using different frequencies generated by local oscillators
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL326378X | 1954-02-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE535541A true BE535541A (xx) | 1900-01-01 |
Family
ID=19784186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE535541D BE535541A (xx) | 1954-02-09 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2851529A (xx) |
| BE (1) | BE535541A (xx) |
| CH (1) | CH326378A (xx) |
| DE (1) | DE1010111B (xx) |
| FR (1) | FR1122282A (xx) |
| GB (1) | GB786079A (xx) |
| NL (2) | NL184989B (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1269671B (de) * | 1964-05-27 | 1968-06-06 | Siemens Ag | Anordnung zur Fehlerortung von auf der Leitung bzw. den Zwischenverstaerkerstellen auftretenden Fehlern in Traegerfrequenzsystemen |
| FR2153639A6 (xx) * | 1967-03-29 | 1973-05-04 | Cit Alcatel |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE497204C (de) * | 1925-01-01 | 1930-05-03 | Telefunken Gmbh | Anordnung zum Fernanzeigen von veraenderlichen physikalischen Groessen, wie z. B. elektrischen Spannungen, Stroemen, Leistungen, Umdrehungsgeschwindig-keiten, Drucken, Temperaturen u. dgl., mittels hochfrequenter Schwingungen |
| US2300415A (en) * | 1941-04-26 | 1942-11-03 | Bell Telephone Labor Inc | Transmission control |
| BE498814A (xx) * | 1949-10-21 | 1900-01-01 |
-
0
- BE BE535541D patent/BE535541A/xx unknown
- NL NL99204D patent/NL99204C/xx active
- NL NLAANVRAGE8302796,A patent/NL184989B/xx unknown
-
1955
- 1955-01-14 US US481944A patent/US2851529A/en not_active Expired - Lifetime
- 1955-02-04 GB GB3400/55A patent/GB786079A/en not_active Expired
- 1955-02-05 DE DEN10162A patent/DE1010111B/de active Pending
- 1955-02-07 CH CH326378D patent/CH326378A/de unknown
- 1955-02-09 FR FR1122282D patent/FR1122282A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL184989B (nl) | |
| GB786079A (en) | 1957-11-13 |
| DE1010111B (de) | 1957-06-13 |
| CH326378A (de) | 1957-12-15 |
| FR1122282A (fr) | 1956-09-04 |
| NL99204C (xx) | 1900-01-01 |
| US2851529A (en) | 1958-09-09 |