HK1037068A1 - Hybrid chireix/doherty amplifiers power waveform synthesis - Google Patents

Hybrid chireix/doherty amplifiers power waveform synthesis

Info

Publication number
HK1037068A1
HK1037068A1 HK01107979A HK01107979A HK1037068A1 HK 1037068 A1 HK1037068 A1 HK 1037068A1 HK 01107979 A HK01107979 A HK 01107979A HK 01107979 A HK01107979 A HK 01107979A HK 1037068 A1 HK1037068 A1 HK 1037068A1
Authority
HK
Hong Kong
Prior art keywords
power waveform
waveform synthesis
doherty amplifiers
amplifiers power
chireix
Prior art date
Application number
HK01107979A
Other languages
English (en)
Inventor
Paul Wilkinson Dent
Original Assignee
Ericsson Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US09/054,060 external-priority patent/US5930128A/en
Priority claimed from US09/054,063 external-priority patent/US6133788A/en
Priority claimed from US09/209,104 external-priority patent/US6311046B1/en
Application filed by Ericsson Inc filed Critical Ericsson Inc
Publication of HK1037068A1 publication Critical patent/HK1037068A1/xx

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
    • H03F1/02—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
    • 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
    • H03F1/0294—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers using vector summing of two or more constant amplitude phase-modulated signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
HK01107979A 1998-04-02 2001-11-13 Hybrid chireix/doherty amplifiers power waveform synthesis HK1037068A1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US09/054,060 US5930128A (en) 1998-04-02 1998-04-02 Power waveform synthesis using bilateral devices
US09/054,063 US6133788A (en) 1998-04-02 1998-04-02 Hybrid Chireix/Doherty amplifiers and methods
US09/209,104 US6311046B1 (en) 1998-04-02 1998-12-10 Linear amplification systems and methods using more than two constant length vectors
PCT/US1999/005681 WO1999052206A1 (en) 1998-04-02 1999-03-16 Hybrid chireix/doherty amplifiers power waveform synthesis

Publications (1)

Publication Number Publication Date
HK1037068A1 true HK1037068A1 (en) 2002-01-25

Family

ID=27368552

Family Applications (1)

Application Number Title Priority Date Filing Date
HK01107979A HK1037068A1 (en) 1998-04-02 2001-11-13 Hybrid chireix/doherty amplifiers power waveform synthesis

Country Status (10)

Country Link
EP (1) EP1068666B1 (de)
JP (1) JP2002510927A (de)
CN (1) CN1116735C (de)
AU (1) AU746940B2 (de)
BR (1) BR9909353A (de)
DE (1) DE69908333T2 (de)
EE (1) EE200000578A (de)
HK (1) HK1037068A1 (de)
TR (1) TR200002850T2 (de)
WO (1) WO1999052206A1 (de)

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JP2015146529A (ja) 2014-02-03 2015-08-13 富士通株式会社 増幅装置、及び増幅方法
JP6438212B2 (ja) * 2014-05-12 2018-12-12 日本無線株式会社 電力増幅装置
JP6620757B2 (ja) 2014-11-19 2019-12-18 日本電気株式会社 送信機、信号合成回路および信号合成方法
WO2016208410A1 (ja) * 2015-06-22 2016-12-29 株式会社日立国際電気 電力増幅装置
CN105187346B (zh) * 2015-09-25 2019-03-05 海能达通信股份有限公司 发射机相位自适应调整的方法以及发射机
CN108352814B (zh) * 2015-11-10 2020-10-09 华为技术有限公司 正交数字功率放大器
US9882535B2 (en) * 2016-06-28 2018-01-30 Infineon Technologies Ag Doherty-Chireix combined amplifier
CN107294503B (zh) * 2017-05-27 2020-09-25 东莞中子科学中心 一种能实时监测并自动补偿的阻抗自动调谐系统
CN109579220B (zh) * 2018-10-15 2022-04-12 平安科技（深圳）有限公司 空调系统故障检测方法、装置、电子设备
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CN112540204B (zh) * 2020-12-09 2023-09-05 国网四川省电力公司电力科学研究院 一种功率源控制装置
CN114679072A (zh) * 2022-04-12 2022-06-28 电子科技大学 一种车用同步整流转速检测的直接频率跟踪方法

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Also Published As

Publication number Publication date
DE69908333D1 (de) 2003-07-03
CN1116735C (zh) 2003-07-30
AU746940B2 (en) 2002-05-09
BR9909353A (pt) 2000-12-12
JP2002510927A (ja) 2002-04-09
TR200002850T2 (tr) 2000-12-21
AU3006299A (en) 1999-10-25
EP1068666A1 (de) 2001-01-17
WO1999052206A1 (en) 1999-10-14
EP1068666B1 (de) 2003-05-28
CN1296663A (zh) 2001-05-23
DE69908333T2 (de) 2004-09-09
EE200000578A (et) 2002-04-15

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20080316