JPS4894849A - - Google Patents
Info
- Publication number
- JPS4894849A JPS4894849A JP48020290A JP2029073A JPS4894849A JP S4894849 A JPS4894849 A JP S4894849A JP 48020290 A JP48020290 A JP 48020290A JP 2029073 A JP2029073 A JP 2029073A JP S4894849 A JPS4894849 A JP S4894849A
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
- H03F1/303—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters using a switching device
- H03F1/304—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters using a switching device and using digital means
-
- 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
- G05F1/62—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using bucking or boosting dc sources
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
- H03F1/302—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in bipolar transistor amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Analogue/Digital Conversion (AREA)
- Measurement Of Current Or Voltage (AREA)
- Control Of Electrical Variables (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH237472A CH542477A (de) | 1972-02-21 | 1972-02-21 | Verfahren und Einrichtung zum automatischen Abgleich einer Gleichspannung auf einen Sollwert |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4894849A true JPS4894849A (ja) | 1973-12-06 |
Family
ID=4232273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48020290A Pending JPS4894849A (ja) | 1972-02-21 | 1973-02-21 |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS4894849A (ja) |
| AT (1) | AT320084B (ja) |
| CH (1) | CH542477A (ja) |
| DE (1) | DE2211137A1 (ja) |
| FR (1) | FR2173032B1 (ja) |
| GB (1) | GB1379705A (ja) |
| NL (1) | NL7302285A (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2641142B1 (ja) * | 1988-12-23 | 1994-06-10 | Radiotechnique Compelec | |
| FR2734965B1 (fr) * | 1995-05-31 | 1997-08-14 | Sgs Thomson Microelectronics | Systeme de compensation de l'erreur de decalage d'un amplificateur operationnel, et application a un convertisseur analogique-numerique |
-
1972
- 1972-02-21 CH CH237472A patent/CH542477A/de not_active IP Right Cessation
- 1972-03-08 DE DE19722211137 patent/DE2211137A1/de active Pending
- 1972-10-17 AT AT887472A patent/AT320084B/de active
-
1973
- 1973-02-19 NL NL7302285A patent/NL7302285A/xx unknown
- 1973-02-19 GB GB803473A patent/GB1379705A/en not_active Expired
- 1973-02-19 FR FR7305742A patent/FR2173032B1/fr not_active Expired
- 1973-02-21 JP JP48020290A patent/JPS4894849A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2173032B1 (ja) | 1977-02-04 |
| FR2173032A1 (ja) | 1973-10-05 |
| AT320084B (de) | 1975-01-27 |
| NL7302285A (ja) | 1973-08-23 |
| DE2211137A1 (de) | 1973-08-30 |
| GB1379705A (en) | 1975-01-08 |
| CH542477A (de) | 1973-09-30 |