HU177720B - - Google Patents
Info
- Publication number
- HU177720B HU177720B HU78PU202A HUPU000202A HU177720B HU 177720 B HU177720 B HU 177720B HU 78PU202 A HU78PU202 A HU 78PU202A HU PU000202 A HUPU000202 A HU PU000202A HU 177720 B HU177720 B HU 177720B
- Authority
- HU
- Hungary
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is DC
- G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/12—Regulating voltage or current wherein the variable actually regulated by the final control device is AC
- G05F1/40—Regulating voltage or current wherein the variable actually regulated by the final control device is AC using discharge tubes or semiconductor devices as final control devices
- G05F1/44—Regulating voltage or current wherein the variable actually regulated by the final control device is AC using discharge tubes or semiconductor devices as final control devices semiconductor devices only
- G05F1/445—Regulating voltage or current wherein the variable actually regulated by the final control device is AC using discharge tubes or semiconductor devices as final control devices semiconductor devices only being transistors in series with the load
Landscapes
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Control Of Electrical Variables (AREA)
- Control Of Voltage And Current In General (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Networks Using Active Elements (AREA)
- Generation Of Surge Voltage And Current (AREA)
- Inverter Devices (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU772531854A SU773591A1 (ru) | 1977-11-01 | 1977-11-01 | Источник опорного напр жени |
| SU782590404A SU892424A2 (ru) | 1978-04-27 | 1978-04-27 | Источник опорного напр жени |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HU177720B true HU177720B (de) | 1981-12-28 |
Family
ID=26665639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HU78PU202A HU177720B (de) | 1977-11-01 | 1978-10-31 |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5478062A (de) |
| AT (1) | AT376303B (de) |
| DD (1) | DD139319A1 (de) |
| DE (1) | DE2845013C2 (de) |
| FI (1) | FI67967C (de) |
| FR (1) | FR2407513A1 (de) |
| GB (1) | GB2007884B (de) |
| HU (1) | HU177720B (de) |
| SE (1) | SE431370B (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111443752A (zh) * | 2020-04-20 | 2020-07-24 | 国网辽宁省电力有限公司电力科学研究院 | 一种直流标准源电压输出量精细化调节装置 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3484705A (en) * | 1966-06-23 | 1969-12-16 | Hewlett Packard Co | True r.m.s. detector |
| US3458723A (en) * | 1966-09-09 | 1969-07-29 | Hewlett Packard Co | Square wave generator |
| US3835418A (en) * | 1972-10-17 | 1974-09-10 | Rfl Ind Inc | Stabilized alternating current source |
-
1978
- 1978-10-16 DE DE2845013A patent/DE2845013C2/de not_active Expired
- 1978-10-25 GB GB7842114A patent/GB2007884B/en not_active Expired
- 1978-10-26 FI FI783265A patent/FI67967C/fi not_active IP Right Cessation
- 1978-10-30 FR FR7830748A patent/FR2407513A1/fr active Granted
- 1978-10-30 DD DD78208762A patent/DD139319A1/de unknown
- 1978-10-31 AT AT0778378A patent/AT376303B/de not_active IP Right Cessation
- 1978-10-31 HU HU78PU202A patent/HU177720B/hu not_active IP Right Cessation
- 1978-10-31 SE SE7811273A patent/SE431370B/sv not_active IP Right Cessation
- 1978-11-01 JP JP13380878A patent/JPS5478062A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| ATA778378A (de) | 1984-03-15 |
| DD139319A1 (de) | 1979-12-19 |
| GB2007884A (en) | 1979-05-23 |
| JPH0140526B2 (de) | 1989-08-29 |
| FI67967C (fi) | 1985-06-10 |
| SE7811273L (sv) | 1979-05-02 |
| FI783265A7 (fi) | 1979-05-02 |
| DE2845013C2 (de) | 1984-03-22 |
| JPS5478062A (en) | 1979-06-21 |
| DE2845013A1 (de) | 1979-05-23 |
| FR2407513B1 (de) | 1982-07-09 |
| FI67967B (fi) | 1985-02-28 |
| GB2007884B (en) | 1982-04-28 |
| FR2407513A1 (fr) | 1979-05-25 |
| AT376303B (de) | 1984-11-12 |
| SE431370B (sv) | 1984-01-30 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| HU90 | Patent valid on 900628 | ||
| HMM4 | Cancellation of final prot. due to non-payment of fee |