ATE400922T1 - Stromgesteuerter leistungsverstärker - Google Patents
Stromgesteuerter leistungsverstärkerInfo
- Publication number
- ATE400922T1 ATE400922T1 AT02745340T AT02745340T ATE400922T1 AT E400922 T1 ATE400922 T1 AT E400922T1 AT 02745340 T AT02745340 T AT 02745340T AT 02745340 T AT02745340 T AT 02745340T AT E400922 T1 ATE400922 T1 AT E400922T1
- Authority
- AT
- Austria
- Prior art keywords
- power amplifier
- controlled power
- current controlled
- circuit
- current
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
- H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/504—Indexing scheme relating to amplifiers the supply voltage or current being continuously controlled by a controlling signal, e.g. the controlling signal of a transistor implemented as variable resistor in a supply path for, an IC-block showed amplifier
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/879,075 US6522202B2 (en) | 2001-06-12 | 2001-06-12 | Current controlled power amplifier |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE400922T1 true ATE400922T1 (de) | 2008-07-15 |
Family
ID=25373387
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT02745340T ATE400922T1 (de) | 2001-06-12 | 2002-05-29 | Stromgesteuerter leistungsverstärker |
Country Status (5)
Country | Link |
---|---|
US (1) | US6522202B2 (de) |
EP (1) | EP1405409B1 (de) |
AT (1) | ATE400922T1 (de) |
DE (1) | DE60227522D1 (de) |
WO (1) | WO2002101921A1 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003001662A1 (en) * | 2001-06-22 | 2003-01-03 | Telefonaktiebolaget Lm Ericsson (Publ) | Gain control of a power amplifier |
KR100595652B1 (ko) * | 2004-02-12 | 2006-07-03 | 엘지전자 주식회사 | 이동 통신 단말기의 송신 전력 제어 장치 및 방법 |
US7102442B2 (en) * | 2004-04-28 | 2006-09-05 | Sony Ericsson Mobile Communications Ab | Wireless terminals, methods and computer program products with transmit power amplifier input power regulation |
US7288991B2 (en) * | 2005-02-17 | 2007-10-30 | Skyworks Solutions, Inc. | Power control circuit for accurate control of power amplifier output power |
US7551027B2 (en) * | 2007-03-09 | 2009-06-23 | Tri Quint Semiconductor, Inc. | RF power amplifier mirror circuit for sensing current |
US7768353B2 (en) | 2008-06-13 | 2010-08-03 | Samsung Electro-Mechanics Company, Ltd. | Systems and methods for switching mode power amplifier control |
US8749310B2 (en) * | 2011-10-31 | 2014-06-10 | Kevin M. Hayes | Amplifier bias control |
US11309882B2 (en) * | 2019-12-20 | 2022-04-19 | Texas Instruments Incorporated | OPAMP overload power limit circuit, system, and a method thereof |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4158180A (en) * | 1978-04-13 | 1979-06-12 | General Electric Company | Temperature control circuit |
US4580287A (en) | 1984-03-26 | 1986-04-01 | Sprague Electric Company | Radio receiver with logarithmic signal strength detector |
US5311143A (en) | 1992-07-02 | 1994-05-10 | Motorola, Inc. | RF amplifier bias control method and apparatus |
JPH08501197A (ja) | 1993-03-26 | 1996-02-06 | クァルコム・インコーポレーテッド | 電力増幅器バイアス制御回路および方法 |
GB2279779B (en) | 1993-06-02 | 1997-03-05 | Vtech Communications Ltd | Amplifier power control system |
ES2316664T3 (es) | 1994-08-05 | 2009-04-16 | BAUSCH & LOMB INCORPORATED | Un metodo para envasas una lente intraocular. |
US5493255A (en) | 1995-03-21 | 1996-02-20 | Nokia Mobile Phones Ltd. | Bias control circuit for an RF power amplifier |
US5572166A (en) | 1995-06-07 | 1996-11-05 | Analog Devices, Inc. | Linear-in-decibel variable gain amplifier |
GB2306814B (en) * | 1995-11-01 | 2000-03-15 | Roke Manor Research | Improvements in or relating to rf power amplifiers |
DE19606799A1 (de) * | 1996-02-23 | 1997-08-28 | Daimler Benz Aerospace Ag | Anordnung zur Regelung der Ausgangsamplitude eines Hochfrequenz-Leistungsverstärkers |
JPH10276052A (ja) | 1997-03-31 | 1998-10-13 | Mitsumi Electric Co Ltd | 可変利得増幅回路 |
US6148220A (en) * | 1997-04-25 | 2000-11-14 | Triquint Semiconductor, Inc. | Battery life extending technique for mobile wireless applications |
US6008698A (en) | 1998-05-18 | 1999-12-28 | Omnipoint Corporation | Amplifier with dynamically adaptable supply current |
US6178313B1 (en) | 1998-12-31 | 2001-01-23 | Nokia Mobile Phones Limited | Control of gain and power consumption in a power amplifier |
-
2001
- 2001-06-12 US US09/879,075 patent/US6522202B2/en not_active Expired - Lifetime
-
2002
- 2002-05-29 WO PCT/EP2002/005986 patent/WO2002101921A1/en active IP Right Grant
- 2002-05-29 EP EP02745340A patent/EP1405409B1/de not_active Expired - Lifetime
- 2002-05-29 DE DE60227522T patent/DE60227522D1/de not_active Expired - Lifetime
- 2002-05-29 AT AT02745340T patent/ATE400922T1/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US20020186083A1 (en) | 2002-12-12 |
EP1405409A1 (de) | 2004-04-07 |
EP1405409B1 (de) | 2008-07-09 |
WO2002101921A1 (en) | 2002-12-19 |
DE60227522D1 (de) | 2008-08-21 |
US6522202B2 (en) | 2003-02-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |