BE740239A - - Google Patents
Info
- Publication number
- BE740239A BE740239A BE740239DA BE740239A BE 740239 A BE740239 A BE 740239A BE 740239D A BE740239D A BE 740239DA BE 740239 A BE740239 A BE 740239A
- Authority
- BE
- Belgium
- 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
-
- 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
- H03F3/2175—Class D power amplifiers; Switching amplifiers using analogue-digital or digital-analogue conversion
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR171525 | 1968-10-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE740239A true BE740239A (ru) | 1970-04-14 |
Family
ID=8656162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE740239D Expired BE740239A (ru) | 1968-10-25 | 1969-10-14 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE740239A (ru) |
| DE (1) | DE1953755B2 (ru) |
| FR (1) | FR1586550A (ru) |
| NL (1) | NL6915925A (ru) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2525815C2 (de) * | 1975-06-07 | 1981-09-17 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Schaltungsanordnung einer Impulsverstärkerendstufe mit einem Ausgangsübertrager |
| JPS5916443B2 (ja) * | 1976-02-06 | 1984-04-16 | ソニー株式会社 | パワ−アンプ |
| FR2419610A1 (fr) * | 1978-03-10 | 1979-10-05 | Cit Alcatel | Dispositif amplificateur de puissance |
| DE3264600D1 (en) * | 1981-02-16 | 1985-08-14 | Bbc Brown Boveri & Cie | Method of amplifying an analog low-frequency signal using a switching amplifier and switching amplifier for carrying out said method |
| US4580111A (en) * | 1981-12-24 | 1986-04-01 | Harris Corporation | Amplitude modulation using digitally selected carrier amplifiers |
| KR20060034619A (ko) * | 2002-10-08 | 2006-04-24 | 엠/에이-컴 유로테크 비.브이. | 엔벨로프 제거 및 복원 증폭기 및 이를 위한 방법 |
| US7245183B2 (en) | 2002-11-14 | 2007-07-17 | M/A-Com Eurotec Bv | Apparatus, methods and articles of manufacture for processing an electromagnetic wave |
-
1968
- 1968-10-25 FR FR1586550D patent/FR1586550A/fr not_active Expired
-
1969
- 1969-10-14 BE BE740239D patent/BE740239A/xx not_active Expired
- 1969-10-22 NL NL6915925A patent/NL6915925A/xx unknown
- 1969-10-24 DE DE19691953755 patent/DE1953755B2/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1953755B2 (de) | 1971-10-07 |
| FR1586550A (ru) | 1970-02-20 |
| NL6915925A (ru) | 1970-04-28 |
| DE1953755A1 (de) | 1970-05-06 |