BE784826A - ALTERNATIVE CURRENT CONTROL DEVICE ON CIRCUIT CONTAINING A TRANSFORMER - Google Patents
ALTERNATIVE CURRENT CONTROL DEVICE ON CIRCUIT CONTAINING A TRANSFORMERInfo
- Publication number
- BE784826A BE784826A BE784826A BE784826A BE784826A BE 784826 A BE784826 A BE 784826A BE 784826 A BE784826 A BE 784826A BE 784826 A BE784826 A BE 784826A BE 784826 A BE784826 A BE 784826A
- Authority
- BE
- Belgium
- Prior art keywords
- transformer
- control device
- current control
- circuit containing
- alternative current
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/74—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of diodes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
- H03K17/68—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors specially adapted for switching ac currents or voltages
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/18—Electrical details
- H04Q1/30—Signalling arrangements; Manipulation of signalling currents
- H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
- H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7123094A FR2142756B1 (en) | 1971-06-24 | 1971-06-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE784826A true BE784826A (en) | 1972-12-14 |
Family
ID=9079254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE784826A BE784826A (en) | 1971-06-24 | 1972-06-14 | ALTERNATIVE CURRENT CONTROL DEVICE ON CIRCUIT CONTAINING A TRANSFORMER |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE784826A (en) |
| CH (1) | CH565484A5 (en) |
| DE (1) | DE2230652A1 (en) |
| FR (1) | FR2142756B1 (en) |
| GB (1) | GB1399524A (en) |
| IT (1) | IT959928B (en) |
| NL (1) | NL7208460A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1990006623A1 (en) * | 1988-12-06 | 1990-06-14 | Boral Johns Perry Industries Pty. Ltd. | Control system for a motor |
-
1971
- 1971-06-24 FR FR7123094A patent/FR2142756B1/fr not_active Expired
-
1972
- 1972-06-12 CH CH874772A patent/CH565484A5/xx not_active IP Right Cessation
- 1972-06-13 GB GB2757872A patent/GB1399524A/en not_active Expired
- 1972-06-14 BE BE784826A patent/BE784826A/en unknown
- 1972-06-21 NL NL7208460A patent/NL7208460A/xx unknown
- 1972-06-22 DE DE19722230652 patent/DE2230652A1/en active Pending
- 1972-06-23 IT IT2608972A patent/IT959928B/en active
Also Published As
| Publication number | Publication date |
|---|---|
| DE2230652A1 (en) | 1972-12-28 |
| CH565484A5 (en) | 1975-08-15 |
| FR2142756A1 (en) | 1973-02-02 |
| GB1399524A (en) | 1975-07-02 |
| IT959928B (en) | 1973-11-10 |
| NL7208460A (en) | 1972-12-28 |
| FR2142756B1 (en) | 1974-03-08 |
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