BE672064A - - Google Patents
Info
- Publication number
- BE672064A BE672064A BE672064DA BE672064A BE 672064 A BE672064 A BE 672064A BE 672064D A BE672064D A BE 672064DA BE 672064 A BE672064 A BE 672064A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
- H04B17/405—Monitoring; Testing of relay systems with selective localization using different frequencies generated by local multipliers, dividers, modulators
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/40—Monitoring; Testing of relay systems
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB45544/64A GB1021418A (en) | 1964-11-09 | 1964-11-09 | Improvements in or relating to carrier current communication systems incorporating repeaters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE672064A true BE672064A (de) | 1966-05-09 |
Family
ID=10437608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE672064D BE672064A (de) | 1964-11-09 | 1965-11-09 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3482059A (de) |
| BE (1) | BE672064A (de) |
| CH (1) | CH443409A (de) |
| DE (1) | DE1261555B (de) |
| ES (1) | ES319398A1 (de) |
| GB (1) | GB1021418A (de) |
| NL (1) | NL6514502A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1589492A (de) * | 1968-09-25 | 1970-03-31 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2570919A (en) * | 1947-11-28 | 1951-10-09 | Western Electric Co | Notching and embossing punch and die |
| NL169808B (nl) * | 1951-05-23 | Philips Nv | Frequentiekiezer met vrijloopkoppeling. | |
| US2823270A (en) * | 1953-10-15 | 1958-02-11 | British Telecomm Res Ltd | Testing arrangements for telecommunication systems |
| NL72361C (de) * | 1959-02-05 | 1900-01-01 | ||
| DE1117171B (de) * | 1959-08-03 | 1961-11-16 | Felten & Guilleaume Carlswerk | Traegerfrequenzuebertragungssystem mit Zweiweg-Zwischenverstaerkern und Verfahren zur Fernueberwachung dieser Verstaerker |
| US3059068A (en) * | 1960-06-27 | 1962-10-16 | Int Standard Electric Corp | Carrier current communication systems incorporating repeaters |
-
1964
- 1964-11-09 GB GB45544/64A patent/GB1021418A/en not_active Expired
-
1965
- 1965-10-13 US US495481A patent/US3482059A/en not_active Expired - Lifetime
- 1965-11-05 DE DEJ29329A patent/DE1261555B/de active Pending
- 1965-11-05 CH CH1526265A patent/CH443409A/de unknown
- 1965-11-09 NL NL6514502A patent/NL6514502A/xx unknown
- 1965-11-09 ES ES0319398A patent/ES319398A1/es not_active Expired
- 1965-11-09 BE BE672064D patent/BE672064A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3482059A (en) | 1969-12-02 |
| ES319398A1 (es) | 1966-01-16 |
| DE1261555B (de) | 1968-02-22 |
| GB1021418A (en) | 1966-03-02 |
| CH443409A (de) | 1967-09-15 |
| NL6514502A (de) | 1966-05-10 |