FR2804257B1 - Amplificateur de puissance rf et ses ameliorations - Google Patents
Amplificateur de puissance rf et ses ameliorationsInfo
- Publication number
- FR2804257B1 FR2804257B1 FR0100689A FR0100689A FR2804257B1 FR 2804257 B1 FR2804257 B1 FR 2804257B1 FR 0100689 A FR0100689 A FR 0100689A FR 0100689 A FR0100689 A FR 0100689A FR 2804257 B1 FR2804257 B1 FR 2804257B1
- Authority
- FR
- France
- Prior art keywords
- power amplifier
- amplifier
- power
- Prior art date
- 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 - Fee Related
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
-
- 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
- H03F3/2171—Class D power amplifiers; Switching amplifiers with field-effect 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
- H03F3/2173—Class D power amplifiers; Switching amplifiers of the bridge type
-
- 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
- H03F3/2178—Class D power amplifiers; Switching amplifiers using more than one switch or switching amplifier in parallel or in series
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/489,120 US6211735B1 (en) | 2000-01-21 | 2000-01-21 | RF power amplifier having improved power supply for RF drive circuits |
US09/489,494 US6294957B1 (en) | 2000-01-21 | 2000-01-21 | RF power amplifier having synchronous RF drive |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2804257A1 FR2804257A1 (fr) | 2001-07-27 |
FR2804257B1 true FR2804257B1 (fr) | 2005-02-25 |
Family
ID=27049602
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0100689A Expired - Fee Related FR2804257B1 (fr) | 2000-01-21 | 2001-01-18 | Amplificateur de puissance rf et ses ameliorations |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP2001267856A (fr) |
FR (1) | FR2804257B1 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4257346B2 (ja) | 2006-06-27 | 2009-04-22 | 株式会社東芝 | 電力増幅器 |
US8519791B1 (en) * | 2012-03-09 | 2013-08-27 | Texas Instruments Incorporated | Free-fly class D power amplifier |
JP2013191930A (ja) * | 2012-03-12 | 2013-09-26 | Toshiba Corp | 振幅変調装置 |
CN113556108A (zh) * | 2021-06-21 | 2021-10-26 | 成都天通电子科技有限公司 | 一种任意脉宽的脉冲调制器 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3480881A (en) * | 1966-08-19 | 1969-11-25 | Westinghouse Electric Corp | Circuitry for simultaneously modulating and amplifying a carrier signal |
US4554512A (en) * | 1984-08-27 | 1985-11-19 | Aerotech, Inc. | Switching amplifier with MOSFET driver circuit |
US4831334A (en) * | 1987-06-08 | 1989-05-16 | Hughes Aircraft Company | Envelope amplifier |
JP2884853B2 (ja) * | 1991-10-25 | 1999-04-19 | 日本電気株式会社 | 振幅変調送信機 |
US5612647A (en) * | 1995-06-30 | 1997-03-18 | Harris Corporation | RF power amplifier system having an improved drive system |
JPH10271170A (ja) * | 1997-03-27 | 1998-10-09 | Kokusai Electric Co Ltd | 多値ディジタル振幅変調回路及び高周波増幅器 |
-
2001
- 2001-01-18 FR FR0100689A patent/FR2804257B1/fr not_active Expired - Fee Related
- 2001-01-19 JP JP2001012341A patent/JP2001267856A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2804257A1 (fr) | 2001-07-27 |
JP2001267856A (ja) | 2001-09-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20110930 |