JPS55500043A - - Google Patents
Info
- Publication number
- JPS55500043A JPS55500043A JP50029279A JP50029279A JPS55500043A JP S55500043 A JPS55500043 A JP S55500043A JP 50029279 A JP50029279 A JP 50029279A JP 50029279 A JP50029279 A JP 50029279A JP S55500043 A JPS55500043 A JP S55500043A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/16—Measuring impedance of element or network through which a current is passing from another source, e.g. cable, power line
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Current Or Voltage (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH76678A CH619543A5 (fr) | 1978-01-25 | 1978-01-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS55500043A true JPS55500043A (fr) | 1980-01-31 |
Family
ID=4194674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50029279A Pending JPS55500043A (fr) | 1978-01-25 | 1979-01-04 |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0009486A1 (fr) |
| JP (1) | JPS55500043A (fr) |
| CH (1) | CH619543A5 (fr) |
| WO (1) | WO1979000545A1 (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4026799A1 (de) * | 1990-08-24 | 1992-02-27 | Licentia Gmbh | Verfahren zur selektiven erfassung von fehlern der leiter in hoch- und hoechstspannungsnetzen |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5028633A (fr) * | 1973-07-19 | 1975-03-24 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1594736A (fr) * | 1968-10-24 | 1970-06-08 | ||
| AT337307B (de) * | 1973-11-29 | 1977-06-27 | Goerz Electro Gmbh | Schaltung zum messen des innenwiderstandes eines wechselstromnetzes |
| US3976941A (en) * | 1974-09-13 | 1976-08-24 | General Electric Company | Auto-ranging system for an electronic energy meter |
| FR2334963A1 (fr) * | 1975-12-12 | 1977-07-08 | Manuel Andre | Dispositif de mesure de l'impedance de boucle avec affichage numerique des donnees |
-
1978
- 1978-01-25 CH CH76678A patent/CH619543A5/fr not_active IP Right Cessation
-
1979
- 1979-01-04 WO PCT/CH1979/000002 patent/WO1979000545A1/fr unknown
- 1979-01-04 JP JP50029279A patent/JPS55500043A/ja active Pending
- 1979-08-28 EP EP19790900113 patent/EP0009486A1/fr not_active Withdrawn
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5028633A (fr) * | 1973-07-19 | 1975-03-24 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO1979000545A1 (fr) | 1979-08-23 |
| EP0009486A1 (fr) | 1980-04-16 |
| CH619543A5 (fr) | 1980-09-30 |