FR2402350B1 - - Google Patents
Info
- Publication number
- FR2402350B1 FR2402350B1 FR7818355A FR7818355A FR2402350B1 FR 2402350 B1 FR2402350 B1 FR 2402350B1 FR 7818355 A FR7818355 A FR 7818355A FR 7818355 A FR7818355 A FR 7818355A FR 2402350 B1 FR2402350 B1 FR 2402350B1
- Authority
- FR
- France
- 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.)
- Expired
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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
- H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
- H03F3/217—Class D power amplifiers; Switching amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Dc-Dc Converters (AREA)
- Electronic Switches (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/829,334 US4125814A (en) | 1977-08-31 | 1977-08-31 | High-power switching amplifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2402350A1 FR2402350A1 (fr) | 1979-03-30 |
| FR2402350B1 true FR2402350B1 (enExample) | 1982-07-09 |
Family
ID=25254236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7818355A Granted FR2402350A1 (fr) | 1977-08-31 | 1978-06-20 | Circuit de commutation a transistors npn |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4125814A (enExample) |
| JP (1) | JPS5438545A (enExample) |
| CA (1) | CA1127250A (enExample) |
| DE (1) | DE2834394A1 (enExample) |
| FR (1) | FR2402350A1 (enExample) |
| GB (1) | GB1603550A (enExample) |
| SE (1) | SE7809161L (enExample) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5440753A (en) * | 1977-09-06 | 1979-03-30 | Tokyo Juki Industrial Co Ltd | Controller of blind sewing guiding mechanism of sewing machine |
| JPS5442240A (en) * | 1977-09-07 | 1979-04-04 | Tokyo Juki Industrial Co Ltd | Controller for blind sewing guide mechanism of sewing machine |
| US4209711A (en) * | 1978-08-04 | 1980-06-24 | Exxon Research & Engineering Co. | Transistor power circuit with preventive diode bridge |
| US4441068A (en) * | 1981-10-22 | 1984-04-03 | Kollmorgen Technologies Corporation | Bipolar linear current source driver amplifier for switching loads |
| US4446440A (en) * | 1982-01-26 | 1984-05-01 | Hewlett-Packard Company | Dual mode amplifier |
| DE3533885A1 (de) * | 1985-09-23 | 1987-03-26 | Siemens Ag | Elektronischer schalter |
| US4733104A (en) * | 1985-12-06 | 1988-03-22 | General Electric Company | Integrated circuit for controlling power converter by frequency modulation and pulse width modulation |
| JP2805308B2 (ja) * | 1987-01-14 | 1998-09-30 | 利康 鈴木 | 自己保持機能と自己消弧機能を持つスイッチング手段 |
| JP3187757B2 (ja) | 1987-07-10 | 2001-07-11 | 利康 鈴木 | スイッチング手段の駆動回路 |
| US4910416A (en) * | 1988-03-04 | 1990-03-20 | Modicon, Inc. | Power switch monitor to improve switching time |
| US7602228B2 (en) | 2007-05-22 | 2009-10-13 | Semisouth Laboratories, Inc. | Half-bridge circuits employing normally on switches and methods of preventing unintended current flow therein |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3899692A (en) * | 1973-12-10 | 1975-08-12 | Rockwell International Corp | Constant current source |
| JPS5633012B2 (enExample) * | 1974-06-06 | 1981-07-31 | ||
| NL7511161A (nl) * | 1974-09-24 | 1976-03-26 | Clayton L Sturgeon | Werkwijze en inrichting voor het versterken van een elektrisch signaal. |
| JPS5741125B2 (enExample) * | 1974-12-20 | 1982-09-01 | ||
| US4002931A (en) * | 1975-06-27 | 1977-01-11 | Intel Corporation | Integrated circuit bipolar bootstrap driver |
-
1977
- 1977-08-31 US US05/829,334 patent/US4125814A/en not_active Expired - Lifetime
-
1978
- 1978-05-10 CA CA303,056A patent/CA1127250A/en not_active Expired
- 1978-05-22 GB GB21094/78A patent/GB1603550A/en not_active Expired
- 1978-06-12 JP JP6995878A patent/JPS5438545A/ja active Pending
- 1978-06-20 FR FR7818355A patent/FR2402350A1/fr active Granted
- 1978-08-05 DE DE19782834394 patent/DE2834394A1/de not_active Withdrawn
- 1978-08-30 SE SE7809161A patent/SE7809161L/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5438545A (en) | 1979-03-23 |
| SE7809161L (sv) | 1979-03-01 |
| GB1603550A (en) | 1981-11-25 |
| CA1127250A (en) | 1982-07-06 |
| FR2402350A1 (fr) | 1979-03-30 |
| US4125814A (en) | 1978-11-14 |
| DE2834394A1 (de) | 1979-03-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |