PT87960A - Procede et dispositif de modulation d'impulsions - Google Patents
Procede et dispositif de modulation d'impulsionsInfo
- Publication number
- PT87960A PT87960A PT87960A PT8796088A PT87960A PT 87960 A PT87960 A PT 87960A PT 87960 A PT87960 A PT 87960A PT 8796088 A PT8796088 A PT 8796088A PT 87960 A PT87960 A PT 87960A
- Authority
- PT
- Portugal
- Prior art keywords
- impulsions
- procede
- dispositif
- modulation
- Prior art date
Links
Classifications
-
- 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)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Facsimile Image Signal Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8709861A FR2618034B1 (fr) | 1987-07-10 | 1987-07-10 | Procede et dispositif de modulation d'impulsions |
Publications (1)
Publication Number | Publication Date |
---|---|
PT87960A true PT87960A (pt) | 1989-06-30 |
Family
ID=9353081
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT87960A PT87960A (pt) | 1987-07-10 | 1988-07-08 | Procede et dispositif de modulation d'impulsions |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0298874A1 (pt) |
JP (1) | JPS6436110A (pt) |
FR (1) | FR2618034B1 (pt) |
NO (1) | NO883081L (pt) |
PT (1) | PT87960A (pt) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5451900A (en) * | 1993-03-17 | 1995-09-19 | Kabushiki Kaisha Toshiba | Pulse width modulation circuit |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1239922A (en) * | 1967-04-27 | 1971-07-21 | K D G Instr Ltd | Modulated pulse computing circuits |
DE2542171A1 (de) * | 1974-09-24 | 1976-04-01 | Clayton L Sturgeon | Verfahren und schaltung zur linearen verstaerkung eines signales |
JPS57111121A (en) * | 1980-12-27 | 1982-07-10 | Michihiko Nagao | Pulse width modulating method and its circuit by negative feedback circuit configuration |
JPS5974712A (ja) * | 1982-10-22 | 1984-04-27 | Pioneer Electronic Corp | D級増幅回路 |
JPS5994906A (ja) * | 1982-11-22 | 1984-05-31 | Mitsubishi Electric Corp | 電力増幅器 |
DE3538661A1 (de) * | 1985-07-20 | 1987-01-22 | Licentia Gmbh | Schaltverstaerker |
-
1987
- 1987-07-10 FR FR8709861A patent/FR2618034B1/fr not_active Expired - Fee Related
-
1988
- 1988-07-08 NO NO88883081A patent/NO883081L/no unknown
- 1988-07-08 PT PT87960A patent/PT87960A/pt not_active Application Discontinuation
- 1988-07-11 EP EP88401803A patent/EP0298874A1/fr not_active Withdrawn
- 1988-07-11 JP JP63172499A patent/JPS6436110A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS6436110A (en) | 1989-02-07 |
NO883081L (no) | 1989-01-11 |
NO883081D0 (no) | 1988-07-08 |
FR2618034B1 (fr) | 1990-01-12 |
FR2618034A1 (fr) | 1989-01-13 |
EP0298874A1 (fr) | 1989-01-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FC3A | Refusal |
Effective date: 19940211 |