CN110771034A - 一种用于时分双工模式的功率放大电路 - Google Patents
一种用于时分双工模式的功率放大电路 Download PDFInfo
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- 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
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Abstract
一种用于时分双工模式的功率放大电路,其特征在于,所述功率放大电路包括功率放大偏置电路(1)和时分双工切换电路(2);所述功率放大偏置电路(1)用于在功率放大器中产生恒定的静态电流;所述功率放大偏置电路(1)包括第一场效应管和第二场效应管,并且,第一场效应管和第二场效应管形成镜像电流源;所述时分双工切换电路(2)用于切换串联至所述功率放大偏置电路(1)的门电路的电阻。该功率放大电路具有以下优点:满足快速时分双工切换的需求的同时,在射频放大器中保持静态电流恒定;由简单且造价较低的元件实现,易于集成到功率发射器的芯片,且成本较低。
Description
PCT国内申请,说明书已公开。
Claims (7)
- PCT国内申请,权利要求书已公开。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/CN2017/091244 WO2019000426A1 (zh) | 2017-06-30 | 2017-06-30 | 一种用于时分双工模式的功率放大电路 |
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CN110771034A true CN110771034A (zh) | 2020-02-07 |
CN110771034B CN110771034B (zh) | 2023-11-10 |
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CN201780091318.7A Active CN110771034B (zh) | 2017-06-30 | 2017-06-30 | 一种用于时分双工模式的功率放大电路 |
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WO (1) | WO2019000426A1 (zh) |
Families Citing this family (1)
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IT201900011475A1 (it) * | 2019-07-11 | 2021-01-11 | Teko Telecom S R L | Circuito per la commutazione tra modalita’ operativa downlink/uplink in un sistema di comunicazione tdd wireless |
Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6166591A (en) * | 1998-12-11 | 2000-12-26 | E.C.I. Telecom Ltd. | FET gate biasing control device for power amplifier |
CN1592145A (zh) * | 2004-06-17 | 2005-03-09 | Ut斯达康通讯有限公司 | 通讯信号双向放大装置 |
CN1750385A (zh) * | 2004-09-15 | 2006-03-22 | 胡嘉宾 | 大功率tdd射频功率放大器 |
CN1802799A (zh) * | 2003-06-06 | 2006-07-12 | 美商内数位科技公司 | 具有dc放电及增益控制电路的数字基频接收器 |
CN1905356A (zh) * | 2005-07-28 | 2007-01-31 | 中兴通讯股份有限公司 | 用于时分双工模式的低时延温度补偿偏置电路 |
CN200990591Y (zh) * | 2006-10-23 | 2007-12-12 | 京信通信技术(广州)有限公司 | 一种tdd系统内射频放大器件的切换电路 |
CN201063587Y (zh) * | 2007-07-16 | 2008-05-21 | 浙江三维通信股份有限公司 | Tdd射频大功率ldmos放大器栅压控制电路 |
CN101478293A (zh) * | 2008-12-02 | 2009-07-08 | 锐迪科微电子(上海)有限公司 | 温度补偿功率放大器电路 |
JP2009272914A (ja) * | 2008-05-08 | 2009-11-19 | Fujitsu Ltd | Fet増幅器のバイアス回路 |
CN201374691Y (zh) * | 2009-02-12 | 2009-12-30 | 苏州通创微芯有限公司 | 一种用于流水线模数转换器的动态偏置产生电路 |
TW201630338A (zh) * | 2015-02-15 | 2016-08-16 | 西凱渥資訊處理科技公司 | 由升壓轉換器驅動之射頻功率放大器 |
CN106208980A (zh) * | 2016-06-27 | 2016-12-07 | 锐迪科微电子(上海)有限公司 | 一种射频功率放大器偏置电路及其实现方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100704686B1 (ko) * | 2004-09-14 | 2007-04-06 | 아바고테크놀로지스코리아 주식회사 | 다이오드 전압제어를 통한 전력증폭기의 온도보상회로 |
CN200959590Y (zh) * | 2006-09-11 | 2007-10-10 | 沈锦成 | 功率放大器的偏置电路 |
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2017
- 2017-06-30 WO PCT/CN2017/091244 patent/WO2019000426A1/zh active Application Filing
- 2017-06-30 CN CN201780091318.7A patent/CN110771034B/zh active Active
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6166591A (en) * | 1998-12-11 | 2000-12-26 | E.C.I. Telecom Ltd. | FET gate biasing control device for power amplifier |
CN1802799A (zh) * | 2003-06-06 | 2006-07-12 | 美商内数位科技公司 | 具有dc放电及增益控制电路的数字基频接收器 |
CN1592145A (zh) * | 2004-06-17 | 2005-03-09 | Ut斯达康通讯有限公司 | 通讯信号双向放大装置 |
CN1750385A (zh) * | 2004-09-15 | 2006-03-22 | 胡嘉宾 | 大功率tdd射频功率放大器 |
CN1905356A (zh) * | 2005-07-28 | 2007-01-31 | 中兴通讯股份有限公司 | 用于时分双工模式的低时延温度补偿偏置电路 |
CN200990591Y (zh) * | 2006-10-23 | 2007-12-12 | 京信通信技术(广州)有限公司 | 一种tdd系统内射频放大器件的切换电路 |
CN201063587Y (zh) * | 2007-07-16 | 2008-05-21 | 浙江三维通信股份有限公司 | Tdd射频大功率ldmos放大器栅压控制电路 |
JP2009272914A (ja) * | 2008-05-08 | 2009-11-19 | Fujitsu Ltd | Fet増幅器のバイアス回路 |
CN101478293A (zh) * | 2008-12-02 | 2009-07-08 | 锐迪科微电子(上海)有限公司 | 温度补偿功率放大器电路 |
CN201374691Y (zh) * | 2009-02-12 | 2009-12-30 | 苏州通创微芯有限公司 | 一种用于流水线模数转换器的动态偏置产生电路 |
TW201630338A (zh) * | 2015-02-15 | 2016-08-16 | 西凱渥資訊處理科技公司 | 由升壓轉換器驅動之射頻功率放大器 |
CN106208980A (zh) * | 2016-06-27 | 2016-12-07 | 锐迪科微电子(上海)有限公司 | 一种射频功率放大器偏置电路及其实现方法 |
Non-Patent Citations (3)
Title |
---|
张吕彦;: "基于音频功率放大器的电路设计" * |
王传新: "半双工对讲机及其自动倒向电路的设计" * |
王向前;: "GPS接收机CMOS低噪声放大器设计" * |
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Publication number | Publication date |
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CN110771034B (zh) | 2023-11-10 |
WO2019000426A1 (zh) | 2019-01-03 |
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