DE1937697B2 - DEVICE FOR FAULT LOCATION IN CARRIER FREQUENCY SYSTEMS - Google Patents
DEVICE FOR FAULT LOCATION IN CARRIER FREQUENCY SYSTEMSInfo
- Publication number
- DE1937697B2 DE1937697B2 DE19691937697 DE1937697A DE1937697B2 DE 1937697 B2 DE1937697 B2 DE 1937697B2 DE 19691937697 DE19691937697 DE 19691937697 DE 1937697 A DE1937697 A DE 1937697A DE 1937697 B2 DE1937697 B2 DE 1937697B2
- Authority
- DE
- Germany
- Prior art keywords
- carrier frequency
- fault location
- frequency systems
- systems
- fault
- 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.)
- Ceased
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
- H04B17/403—Monitoring; Testing of relay systems with selective localization using different frequencies generated by local oscillators
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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19691937697 DE1937697B2 (en) | 1969-07-24 | 1969-07-24 | DEVICE FOR FAULT LOCATION IN CARRIER FREQUENCY SYSTEMS |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19691937697 DE1937697B2 (en) | 1969-07-24 | 1969-07-24 | DEVICE FOR FAULT LOCATION IN CARRIER FREQUENCY SYSTEMS |
Publications (2)
Publication Number | Publication Date |
---|---|
DE1937697A1 DE1937697A1 (en) | 1971-02-18 |
DE1937697B2 true DE1937697B2 (en) | 1971-03-04 |
Family
ID=5740803
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19691937697 Ceased DE1937697B2 (en) | 1969-07-24 | 1969-07-24 | DEVICE FOR FAULT LOCATION IN CARRIER FREQUENCY SYSTEMS |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE1937697B2 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2316166A1 (en) * | 1972-04-01 | 1973-10-04 | Hochiki Co | MODULATOR FOR WORKABILITY SIGNALS IN A PICTURE DIRECTIVE TELEVISION SYSTEM WITH COMMUNITY ANTENNA |
DE2339705A1 (en) * | 1972-08-24 | 1974-02-28 | Philips Nv | FAULT LOCATION SYSTEM FOR LINE AMPLIFIER FROM AMPLIFIER SITES IN A TRANSMISSION LINE |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7105347A (en) * | 1971-04-21 | 1972-10-24 | ||
FR2313822A1 (en) * | 1975-06-04 | 1976-12-31 | Lignes Telegraph Telephon | Telephone repeater telecontrol equipment - sends interrogating signal and receives signal from selected repeater |
-
1969
- 1969-07-24 DE DE19691937697 patent/DE1937697B2/en not_active Ceased
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2316166A1 (en) * | 1972-04-01 | 1973-10-04 | Hochiki Co | MODULATOR FOR WORKABILITY SIGNALS IN A PICTURE DIRECTIVE TELEVISION SYSTEM WITH COMMUNITY ANTENNA |
DE2339705A1 (en) * | 1972-08-24 | 1974-02-28 | Philips Nv | FAULT LOCATION SYSTEM FOR LINE AMPLIFIER FROM AMPLIFIER SITES IN A TRANSMISSION LINE |
FR2197283A1 (en) * | 1972-08-24 | 1974-03-22 | Philips Nv |
Also Published As
Publication number | Publication date |
---|---|
DE1937697A1 (en) | 1971-02-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BHV | Refusal |