CA1236889A - Amplifier arrangement - Google Patents
Amplifier arrangementInfo
- Publication number
- CA1236889A CA1236889A CA000504110A CA504110A CA1236889A CA 1236889 A CA1236889 A CA 1236889A CA 000504110 A CA000504110 A CA 000504110A CA 504110 A CA504110 A CA 504110A CA 1236889 A CA1236889 A CA 1236889A
- Authority
- CA
- Canada
- Prior art keywords
- transistor
- emitter
- base
- current source
- collector
- 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
Links
- 239000004065 semiconductor Substances 0.000 claims description 20
- 230000000295 complement effect Effects 0.000 claims description 8
- 239000003990 capacitor Substances 0.000 claims description 5
- 230000004048 modification Effects 0.000 claims description 4
- 238000012986 modification Methods 0.000 claims description 4
- 230000005669 field effect Effects 0.000 claims 1
- 229920000136 polysorbate Polymers 0.000 claims 1
- 239000010755 BS 2869 Class G Substances 0.000 abstract description 3
- 208000018459 dissociative disease Diseases 0.000 description 15
- 230000007423 decrease Effects 0.000 description 5
- 229920006395 saturated elastomer Polymers 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/26—Push-pull amplifiers; Phase-splitters therefor
-
- 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
- H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
- H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
- H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
- H03F1/0244—Stepped control
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Control Of Amplification And Gain Control (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8500768 | 1985-03-18 | ||
| NL8500768A NL8500768A (nl) | 1985-03-18 | 1985-03-18 | Versterkerschakeling. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1236889A true CA1236889A (en) | 1988-05-17 |
Family
ID=19845694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000504110A Expired CA1236889A (en) | 1985-03-18 | 1986-03-14 | Amplifier arrangement |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4706039A (enEXAMPLES) |
| EP (1) | EP0196131B1 (enEXAMPLES) |
| JP (1) | JPS61214605A (enEXAMPLES) |
| KR (1) | KR950000161B1 (enEXAMPLES) |
| CA (1) | CA1236889A (enEXAMPLES) |
| DE (1) | DE3671685D1 (enEXAMPLES) |
| HK (1) | HK89191A (enEXAMPLES) |
| NL (1) | NL8500768A (enEXAMPLES) |
| SG (1) | SG59791G (enEXAMPLES) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69430328D1 (de) * | 1993-06-17 | 2002-05-08 | Sony Corp | Analog Digital-Umsetzer |
| US5387876A (en) * | 1993-12-20 | 1995-02-07 | Peavey Electronics Corporation | High efficiency amplifier with reduced switching distortion |
| JP3191606B2 (ja) * | 1995-02-28 | 2001-07-23 | 安藤電気株式会社 | ２値出力回路 |
| JP3907130B2 (ja) * | 1996-12-20 | 2007-04-18 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 改良された出力電圧範囲を有する増幅器 |
| US7339997B2 (en) * | 2001-03-09 | 2008-03-04 | Agere Systems Inc. | Line driver and method of operating the same |
| US6538514B2 (en) * | 2001-05-22 | 2003-03-25 | Elantec Semiconductor, Inc. | Compensation method in a class-G amplifier output stage |
| JP4820544B2 (ja) * | 2004-10-27 | 2011-11-24 | 株式会社エヌエフ回路設計ブロック | リニア動作の電力増幅回路および電力増幅器 |
| US20080265822A1 (en) * | 2007-04-25 | 2008-10-30 | Acutechnology Semiconductor Inc. | Class G motor drive |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5045549A (enEXAMPLES) * | 1973-08-25 | 1975-04-23 | ||
| US4001707A (en) * | 1974-01-11 | 1977-01-04 | Hitachi, Ltd. | Amplifier circuit |
| JPS52112261A (en) * | 1976-03-18 | 1977-09-20 | Nippon Gakki Seizo Kk | Power amplifier circuit |
| JPS58111507A (ja) * | 1981-12-25 | 1983-07-02 | Nippon Gakki Seizo Kk | 電力増幅器 |
-
1985
- 1985-03-18 NL NL8500768A patent/NL8500768A/nl not_active Application Discontinuation
-
1986
- 1986-03-11 US US06/838,729 patent/US4706039A/en not_active Expired - Fee Related
- 1986-03-12 EP EP86200396A patent/EP0196131B1/en not_active Expired - Lifetime
- 1986-03-12 DE DE8686200396T patent/DE3671685D1/de not_active Expired - Lifetime
- 1986-03-14 CA CA000504110A patent/CA1236889A/en not_active Expired
- 1986-03-15 KR KR1019860001904A patent/KR950000161B1/ko not_active Expired - Fee Related
- 1986-03-15 JP JP61056106A patent/JPS61214605A/ja active Granted
-
1991
- 1991-07-25 SG SG597/91A patent/SG59791G/en unknown
- 1991-11-07 HK HK891/91A patent/HK89191A/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EP0196131B1 (en) | 1990-05-30 |
| NL8500768A (nl) | 1986-10-16 |
| KR860007776A (ko) | 1986-10-17 |
| JPH0580162B2 (enEXAMPLES) | 1993-11-08 |
| KR950000161B1 (ko) | 1995-01-10 |
| HK89191A (en) | 1991-11-15 |
| SG59791G (en) | 1991-08-23 |
| US4706039A (en) | 1987-11-10 |
| DE3671685D1 (de) | 1990-07-05 |
| EP0196131A1 (en) | 1986-10-01 |
| JPS61214605A (ja) | 1986-09-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |