ATE522024T1 - Strombegrenzungsschaltung für rf- leistungsverstärker - Google Patents
Strombegrenzungsschaltung für rf- leistungsverstärkerInfo
- Publication number
- ATE522024T1 ATE522024T1 AT05807212T AT05807212T ATE522024T1 AT E522024 T1 ATE522024 T1 AT E522024T1 AT 05807212 T AT05807212 T AT 05807212T AT 05807212 T AT05807212 T AT 05807212T AT E522024 T1 ATE522024 T1 AT E522024T1
- Authority
- AT
- Austria
- Prior art keywords
- current
- voltage
- circuit
- power control
- limit
- Prior art date
Links
Classifications
-
- 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
- H03F1/52—Circuit arrangements for protecting such amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/456—A scaled replica of a transistor being present in an amplifier
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/462—Indexing scheme relating to amplifiers the current being sensed
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/474—A current mirror being used as sensor
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/477—Paralleled transistors are used as sensors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04106137 | 2004-11-29 | ||
PCT/IB2005/053884 WO2006056952A2 (en) | 2004-11-29 | 2005-11-23 | Current limiting circuit for rf power amplifier |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE522024T1 true ATE522024T1 (de) | 2011-09-15 |
Family
ID=36498339
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT05807212T ATE522024T1 (de) | 2004-11-29 | 2005-11-23 | Strombegrenzungsschaltung für rf- leistungsverstärker |
Country Status (6)
Country | Link |
---|---|
US (1) | US7873335B2 (de) |
EP (1) | EP1820269B1 (de) |
JP (1) | JP2008522475A (de) |
CN (1) | CN101124723B (de) |
AT (1) | ATE522024T1 (de) |
WO (1) | WO2006056952A2 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7957709B1 (en) * | 2008-03-05 | 2011-06-07 | Triquint Semiconductor, Inc. | Beta correction block |
US7692468B1 (en) * | 2008-09-19 | 2010-04-06 | Qualcomm Incorporated | Voltage clamp |
US8098102B2 (en) * | 2009-02-03 | 2012-01-17 | Renesas Electronics Corporation | RF power amplifier and RF power module using the same |
US8319546B2 (en) | 2009-02-25 | 2012-11-27 | Nxp B.V. | Method and apparatus for maintaining circuit stability |
JP5272872B2 (ja) * | 2009-04-20 | 2013-08-28 | 富士通株式会社 | 増幅回路、入力バイアス調整方法、及び電源電圧調整方法 |
CN101651477B (zh) * | 2009-09-04 | 2013-01-02 | 惠州市正源微电子有限公司 | 射频功率放大器效率的增强方法及其效率增强电路 |
US8890616B2 (en) | 2010-12-05 | 2014-11-18 | Rf Micro Devices (Cayman Islands), Ltd. | Power amplifier system with a current bias signal path |
CN107104649B (zh) * | 2012-08-15 | 2020-10-13 | 天工方案公司 | 射频功率放大器控制电路及方法、射频模块和射频装置 |
US9698853B2 (en) * | 2013-07-31 | 2017-07-04 | Skyworks Solutions, Inc. | Power amplifier open loop current clamp |
US10770802B2 (en) | 2014-11-10 | 2020-09-08 | Qorvo Us, Inc. | Antenna on a device assembly |
US9793859B1 (en) | 2016-09-27 | 2017-10-17 | Raytheon Company | Amplifier output power limiting circuitry |
US10187019B1 (en) | 2018-03-26 | 2019-01-22 | Qorvo Us, Inc. | Phased array antenna system |
US11309882B2 (en) | 2019-12-20 | 2022-04-19 | Texas Instruments Incorporated | OPAMP overload power limit circuit, system, and a method thereof |
CN114285426B (zh) * | 2021-11-25 | 2023-12-12 | 深圳市紫光同创电子有限公司 | 一种SerDes发送器输出摆幅控制装置及方法 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4442407A (en) * | 1982-06-11 | 1984-04-10 | The United States Of America As Represented By The Secretary Of The Army | Two loop automatic level control for power amplifier |
GB2287371B (en) * | 1994-03-11 | 1998-12-16 | Motorola Israel Ltd | Radio transmitter power amplifier calibration |
JP3922773B2 (ja) * | 1997-11-27 | 2007-05-30 | 三菱電機株式会社 | 電力増幅器 |
US6137366A (en) * | 1998-04-07 | 2000-10-24 | Maxim Integrated Products, Inc. | High VSWR mismatch output stage |
US6252915B1 (en) * | 1998-09-09 | 2001-06-26 | Qualcomm Incorporated | System and method for gaining control of individual narrowband channels using a wideband power measurement |
US6430402B1 (en) * | 1998-09-14 | 2002-08-06 | Conexant Systems, Inc. | Power amplifier saturation prevention method, apparatus, and communication system incorporating the same |
US6449463B1 (en) * | 1998-10-29 | 2002-09-10 | Qualcomm, Incorporated | Variable loop gain in double loop power control systems |
US6178313B1 (en) * | 1998-12-31 | 2001-01-23 | Nokia Mobile Phones Limited | Control of gain and power consumption in a power amplifier |
JP3471648B2 (ja) * | 1999-02-26 | 2003-12-02 | 富士通カンタムデバイス株式会社 | パワーアンプ回路及びそのバイアス回路 |
US6476677B1 (en) * | 2000-08-30 | 2002-11-05 | Skyworks Solutions, Inc. | Power amplifier saturation detection and compensation |
JP3904817B2 (ja) * | 2000-08-31 | 2007-04-11 | 株式会社ルネサステクノロジ | 電力増幅器モジュール |
US6665525B2 (en) * | 2001-05-29 | 2003-12-16 | Ericsson Inc. | High-level modulation method and apparatus |
US6701138B2 (en) * | 2001-06-11 | 2004-03-02 | Rf Micro Devices, Inc. | Power amplifier control |
JP2003078362A (ja) * | 2001-09-03 | 2003-03-14 | Toshiba Corp | 電力用半導体装置 |
KR100630340B1 (ko) * | 2002-05-22 | 2006-10-02 | 학교법인 한국정보통신학원 | 전력증폭기의 바이어스 제어 회로 |
CN100521511C (zh) * | 2002-12-09 | 2009-07-29 | Nxp股份有限公司 | 具有扩展威尔逊电流镜自偏置提升电路的放大器电路 |
ITMI20030075A1 (it) * | 2003-01-20 | 2004-07-21 | Simicroelectronics S R L | Amplificatore di rilevamneto parallelo con specchiamento della corrente da misurare su ogni ramo di riferimento. |
JP3829121B2 (ja) * | 2003-01-31 | 2006-10-04 | 株式会社東芝 | 電力増幅回路 |
US7433658B1 (en) * | 2003-09-30 | 2008-10-07 | Marvell International Ltd. | System and method for controlling true output power of a transmitter |
US20050206447A1 (en) * | 2004-03-18 | 2005-09-22 | Ryo Yamazaki | Method to prevent saturation in power amplifier control loop |
-
2005
- 2005-11-23 CN CN2005800407286A patent/CN101124723B/zh not_active Expired - Fee Related
- 2005-11-23 US US11/720,321 patent/US7873335B2/en not_active Expired - Fee Related
- 2005-11-23 EP EP05807212A patent/EP1820269B1/de not_active Not-in-force
- 2005-11-23 AT AT05807212T patent/ATE522024T1/de not_active IP Right Cessation
- 2005-11-23 WO PCT/IB2005/053884 patent/WO2006056952A2/en active Application Filing
- 2005-11-23 JP JP2007542471A patent/JP2008522475A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
CN101124723B (zh) | 2010-06-16 |
US20090170454A1 (en) | 2009-07-02 |
CN101124723A (zh) | 2008-02-13 |
JP2008522475A (ja) | 2008-06-26 |
EP1820269A2 (de) | 2007-08-22 |
WO2006056952A3 (en) | 2007-04-26 |
EP1820269B1 (de) | 2011-08-24 |
WO2006056952A2 (en) | 2006-06-01 |
US7873335B2 (en) | 2011-01-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |