CH584412A5 - - Google Patents
Info
- Publication number
- CH584412A5 CH584412A5 CH813774A CH813774A CH584412A5 CH 584412 A5 CH584412 A5 CH 584412A5 CH 813774 A CH813774 A CH 813774A CH 813774 A CH813774 A CH 813774A CH 584412 A5 CH584412 A5 CH 584412A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/24—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices
- G01R15/245—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices using magneto-optical modulators, e.g. based on the Faraday or Cotton-Mouton effect
- G01R15/246—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices using magneto-optical modulators, e.g. based on the Faraday or Cotton-Mouton effect based on the Faraday, i.e. linear magneto-optic, effect
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F7/00—Optical analogue/digital converters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/34—Analogue value compared with reference values
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Optics & Photonics (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
- Measuring Magnetic Variables (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2333242A DE2333242C2 (de) | 1973-06-29 | 1973-06-29 | Digitaler magnetooptischer Meßwandler für Hochspannung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH584412A5 true CH584412A5 (enExample) | 1977-01-31 |
Family
ID=5885526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH813774A CH584412A5 (enExample) | 1973-06-29 | 1974-06-14 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3906343A (enExample) |
| JP (1) | JPS5039180A (enExample) |
| CH (1) | CH584412A5 (enExample) |
| DE (1) | DE2333242C2 (enExample) |
| FR (1) | FR2235369B1 (enExample) |
| GB (1) | GB1436302A (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4334781A (en) * | 1979-06-08 | 1982-06-15 | Tokyo Shibaura Denki Kabushiki Kaisha | Optical sensing system |
| DE3375950D1 (en) * | 1983-05-16 | 1988-04-14 | Elektroprojekt Anlagenbau Veb | Measuring transducer based on the magneto-optical effect |
| US4683421A (en) * | 1985-03-29 | 1987-07-28 | Westinghouse Electric Corp. | Drift compensation technique for a magneto-optic current sensor |
| US5124634A (en) * | 1989-03-14 | 1992-06-23 | Square D Company | Ring optical current transducer |
| US5973492A (en) * | 1997-04-16 | 1999-10-26 | Ma; Xianyun | High accuracy optical current transducer thta eliminates birefringence |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1268665A (fr) * | 1959-07-30 | 1961-08-04 | Thomson Houston Comp Francaise | Transducteur arithmétique |
| GB1219268A (en) * | 1968-01-26 | 1971-01-13 | Mullard Ltd | Electric current measurer |
| DE1955403C3 (de) * | 1969-10-30 | 1974-04-25 | Siemens Ag, 1000 Berlin U. 8000 Muenchen | Digitale Meßeinrichtung für Ströme in Hochspannungsleitern |
| CH520321A (de) * | 1970-05-26 | 1972-03-15 | Bbc Brown Boveri & Cie | Verfahren und Anordnung zur Umformung des Signalflusses in einer lichtelektrischen Messeinrichtung |
| FR2110625A5 (enExample) * | 1970-10-23 | 1972-06-02 | Alsthom Savoisienne | |
| FR2116732A5 (enExample) * | 1970-12-04 | 1972-07-21 | Alsthom Savoisienne |
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1973
- 1973-06-29 DE DE2333242A patent/DE2333242C2/de not_active Expired
-
1974
- 1974-05-17 GB GB2198274A patent/GB1436302A/en not_active Expired
- 1974-06-14 CH CH813774A patent/CH584412A5/xx not_active IP Right Cessation
- 1974-06-24 FR FR7421862A patent/FR2235369B1/fr not_active Expired
- 1974-06-27 US US483572A patent/US3906343A/en not_active Expired - Lifetime
- 1974-06-28 JP JP49074204A patent/JPS5039180A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2235369B1 (enExample) | 1978-03-31 |
| DE2333242B1 (de) | 1974-05-09 |
| US3906343A (en) | 1975-09-16 |
| DE2333242C2 (de) | 1974-12-05 |
| FR2235369A1 (enExample) | 1975-01-24 |
| GB1436302A (en) | 1976-05-19 |
| JPS5039180A (enExample) | 1975-04-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |