CN105637759A - 一种功率放大的方法及功率放大器 - Google Patents

一种功率放大的方法及功率放大器 Download PDF

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Publication number
CN105637759A
CN105637759A CN201480054428.2A CN201480054428A CN105637759A CN 105637759 A CN105637759 A CN 105637759A CN 201480054428 A CN201480054428 A CN 201480054428A CN 105637759 A CN105637759 A CN 105637759A
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CN
China
Prior art keywords
power
lower order
order filter
power transistor
matching network
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Pending
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CN201480054428.2A
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English (en)
Inventor
庞竞舟
王彦辉
王强
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Publication of CN105637759A publication Critical patent/CN105637759A/zh
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    • 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
    • H03F1/42—Modifications of amplifiers to extend the bandwidth
    • 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
    • H03F1/0288—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers using a main and one or several auxiliary peaking amplifiers whereby the load is connected to the main amplifier using an impedance inverter, e.g. Doherty amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • H03F3/195—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only in integrated circuits
    • 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
    • H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • H03F3/245—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages with semiconductor devices only

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Amplifiers (AREA)

Abstract

一种功率放大的方法及功率放大器，涉及无线通信技术领域，以提高功率放大器的工作带宽，该功率放大器包括：功分器、载波功率晶体管、峰值功率晶体管、第一低阶滤波器和第二低阶滤波器以及阻抗匹配网络，该功分器分别连接该载波功率晶体管和该峰值功率晶体管的输入端，该载波功率晶体管的输出端与该第一低阶滤波器的输入端连接，该峰值功率晶体管的输入端与该第二低阶滤波器连接，该第一低阶滤波器的输出端与该阻抗匹配网络的输入端连接，该第二低阶滤波器的输出端与该阻抗匹配网络的输入端连接，与该阻抗匹配网络的输出端连接负载，该功率放大器用于输入信号的功率放大。

Description

PCT国内申请，说明书已公开。

Claims (1)

  1. PCT国内申请，权利要求书已公开。
CN201480054428.2A 2014-02-26 2014-02-26 一种功率放大的方法及功率放大器 Pending CN105637759A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2014/072584 WO2015127610A1 (zh) 2014-02-26 2014-02-26 一种功率放大的方法及功率放大器

Publications (1)

Publication Number Publication Date
CN105637759A true CN105637759A (zh) 2016-06-01

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CN201480054428.2A Pending CN105637759A (zh) 2014-02-26 2014-02-26 一种功率放大的方法及功率放大器

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CN (1) CN105637759A (zh)
WO (1) WO2015127610A1 (zh)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109905092A (zh) * 2017-12-11 2019-06-18 华为技术有限公司 一种功率放大装置及信号处理方法
CN110785927A (zh) * 2017-04-24 2020-02-11 麦克姆技术解决方案控股有限公司 效率提高的对称多尔蒂功率放大器
US11705869B2 (en) 2018-10-05 2023-07-18 Macom Technology Solutions Holdings, Inc. Low-load-modulation power amplifier
US11716058B2 (en) 2017-10-02 2023-08-01 Macom Technology Solutions Holdings, Inc. No-load-modulation, high-efficiency power amplifier
US11722101B2 (en) 2017-02-02 2023-08-08 Macom Technology Solutions Holdings, Inc. 90-degree lumped and distributed Doherty impedance inverter
US11843352B2 (en) 2017-04-24 2023-12-12 Macom Technology Solutions Holdings, Inc. Inverted Doherty power amplifier with large RF and instantaneous bandwidths
US11888448B2 (en) 2019-12-30 2024-01-30 Macom Technology Solutions Holdings, Inc. Low-load-modulation broadband amplifier
US11990871B2 (en) 2017-04-24 2024-05-21 Macom Technology Solutions Holdings, Inc. Inverted Doherty power amplifier with large RF fractional and instantaneous bandwidths
US12028022B2 (en) 2020-12-10 2024-07-02 Macom Technology Solutions Holdings, Inc. Hybrid power amplifier with GaN-on-Si and GaN-on-SiC circuits

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1820408A (zh) * 2003-06-13 2006-08-16 赛普拉有限公司 放大器阻抗匹配
CN102801387A (zh) * 2012-09-13 2012-11-28 电子科技大学 一种双模双带高效率Doherty功率放大器
CN103415993A (zh) * 2011-03-16 2013-11-27 科锐 增强型多尔蒂放大器

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7078976B2 (en) * 2002-08-19 2006-07-18 Koninklijke Philips Electronics N.V. High power Doherty amplifier
JP2007019578A (ja) * 2005-07-05 2007-01-25 Hitachi Ltd 電力増幅器およびそれを用いた送信機
US8193857B1 (en) * 2011-03-01 2012-06-05 Infineon Technologies Ag Wideband doherty amplifier circuit
CN102355198B (zh) * 2011-08-01 2013-11-27 深圳大学 多路非对称Doherty功率放大器
CN102332875B (zh) * 2011-08-11 2014-05-21 电子科技大学 一种宽带高效率Doherty功率放大器

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1820408A (zh) * 2003-06-13 2006-08-16 赛普拉有限公司 放大器阻抗匹配
CN103415993A (zh) * 2011-03-16 2013-11-27 科锐 增强型多尔蒂放大器
CN102801387A (zh) * 2012-09-13 2012-11-28 电子科技大学 一种双模双带高效率Doherty功率放大器

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11722101B2 (en) 2017-02-02 2023-08-08 Macom Technology Solutions Holdings, Inc. 90-degree lumped and distributed Doherty impedance inverter
CN110785927A (zh) * 2017-04-24 2020-02-11 麦克姆技术解决方案控股有限公司 效率提高的对称多尔蒂功率放大器
US11811366B2 (en) 2017-04-24 2023-11-07 Macom Technology Solutions Holdings, Inc. Symmetrical Doherty power amplifier having improved efficiency
US11843352B2 (en) 2017-04-24 2023-12-12 Macom Technology Solutions Holdings, Inc. Inverted Doherty power amplifier with large RF and instantaneous bandwidths
CN110785927B (zh) * 2017-04-24 2024-03-08 麦克姆技术解决方案控股有限公司 效率提高的对称多尔蒂功率放大器
US11990871B2 (en) 2017-04-24 2024-05-21 Macom Technology Solutions Holdings, Inc. Inverted Doherty power amplifier with large RF fractional and instantaneous bandwidths
US11716058B2 (en) 2017-10-02 2023-08-01 Macom Technology Solutions Holdings, Inc. No-load-modulation, high-efficiency power amplifier
CN109905092A (zh) * 2017-12-11 2019-06-18 华为技术有限公司 一种功率放大装置及信号处理方法
CN109905092B (zh) * 2017-12-11 2022-02-25 华为技术有限公司 一种功率放大装置及信号处理方法
US11705869B2 (en) 2018-10-05 2023-07-18 Macom Technology Solutions Holdings, Inc. Low-load-modulation power amplifier
US11888448B2 (en) 2019-12-30 2024-01-30 Macom Technology Solutions Holdings, Inc. Low-load-modulation broadband amplifier
US12028022B2 (en) 2020-12-10 2024-07-02 Macom Technology Solutions Holdings, Inc. Hybrid power amplifier with GaN-on-Si and GaN-on-SiC circuits

Also Published As

Publication number Publication date
WO2015127610A1 (zh) 2015-09-03

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Application publication date: 20160601