IL236267B - Passive feedback path for pre-distortion in power amplifiers - Google Patents

Passive feedback path for pre-distortion in power amplifiers

Info

Publication number
IL236267B
IL236267B IL23626714A IL23626714A IL236267B IL 236267 B IL236267 B IL 236267B IL 23626714 A IL23626714 A IL 23626714A IL 23626714 A IL23626714 A IL 23626714A IL 236267 B IL236267 B IL 236267B
Authority
IL
Israel
Prior art keywords
distortion
power amplifiers
feedback path
passive feedback
path pre
Prior art date
Application number
IL23626714A
Other languages
English (en)
Hebrew (he)
Other versions
IL236267A0 (en
Original Assignee
Qorvo Us 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
Application filed by Qorvo Us Inc filed Critical Qorvo Us Inc
Publication of IL236267A0 publication Critical patent/IL236267A0/en
Publication of IL236267B publication Critical patent/IL236267B/en

Links

Classifications

    • 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
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • H03F1/3247—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using feedback acting on predistortion 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B1/0475—Circuits with means for limiting noise, interference or distortion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/18—Input circuits, e.g. for coupling to an antenna or a transmission line
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/411—Indexing scheme relating to amplifiers the output amplifying stage of an amplifier comprising two power stages
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B2001/0408—Circuits with power amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Amplifiers (AREA)
  • Transmitters (AREA)
  • Transceivers (AREA)
IL23626714A 2014-01-13 2014-12-15 Passive feedback path for pre-distortion in power amplifiers IL236267B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14/153,935 US9780740B2 (en) 2014-01-13 2014-01-13 Passive feedback path for pre-distortion in power amplifiers

Publications (2)

Publication Number Publication Date
IL236267A0 IL236267A0 (en) 2015-03-31
IL236267B true IL236267B (en) 2019-10-31

Family

ID=53491718

Family Applications (1)

Application Number Title Priority Date Filing Date
IL23626714A IL236267B (en) 2014-01-13 2014-12-15 Passive feedback path for pre-distortion in power amplifiers

Country Status (7)

Country Link
US (1) US9780740B2 (enExample)
JP (1) JP6496553B2 (enExample)
KR (1) KR102361113B1 (enExample)
CN (1) CN104779991B (enExample)
FR (1) FR3016490B1 (enExample)
IL (1) IL236267B (enExample)
TW (1) TWI647923B (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9838056B2 (en) 2015-05-28 2017-12-05 Skyworks Solutions, Inc. Integrous signal combiner
US9813085B1 (en) * 2016-09-23 2017-11-07 Qualcomm Incorporated Closed loop digital pre-distortion
US10917051B2 (en) * 2017-06-30 2021-02-09 Intel Corporation Wireless architectures and digital pre-distortion (DPD) techniques using closed loop feedback for phased array transmitters
US11405064B1 (en) * 2021-07-01 2022-08-02 Psemi Corporation Bypass path reuse as feedback path in frontend module

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4584541A (en) * 1984-12-28 1986-04-22 Rca Corporation Digital modulator with variations of phase and amplitude modulation
JP2001313532A (ja) * 2000-05-01 2001-11-09 Sony Corp 歪み補償装置
JP4033794B2 (ja) * 2003-03-24 2008-01-16 株式会社エヌ・ティ・ティ・ドコモ 高効率線形電力増幅器
JP2007124202A (ja) * 2005-10-27 2007-05-17 Kyocera Corp 高周波モジュールおよび無線通信装置
US8195103B2 (en) * 2006-02-15 2012-06-05 Texas Instruments Incorporated Linearization of a transmit amplifier
JP4922299B2 (ja) * 2006-06-14 2012-04-25 リサーチ イン モーション リミテッド スイッチャ調整パワーアンプモジュールに対する入力ドライブ制御
US8126036B2 (en) * 2008-06-21 2012-02-28 Vyycore Corporation Predistortion and post-distortion correction of both a receiver and transmitter during calibration
JP2011239229A (ja) * 2010-05-11 2011-11-24 Nippon Telegr & Teleph Corp <Ntt> 無線通信システムおよび無線通信方法
EP2428814A1 (en) * 2010-09-13 2012-03-14 France Telecom Object detection method, device and system
US8514918B2 (en) * 2010-09-24 2013-08-20 Intel Corporation Close-loop power transmission calibration
JP5679193B2 (ja) * 2011-04-22 2015-03-04 日本電信電話株式会社 送信機及び送受信機
US8699972B2 (en) * 2011-11-15 2014-04-15 Qualcomm Incorporated Transmit power calibration in a communication system

Also Published As

Publication number Publication date
CN104779991A (zh) 2015-07-15
FR3016490B1 (fr) 2018-12-07
US9780740B2 (en) 2017-10-03
FR3016490A1 (fr) 2015-07-17
TWI647923B (zh) 2019-01-11
US20150200702A1 (en) 2015-07-16
TW201547218A (zh) 2015-12-16
JP6496553B2 (ja) 2019-04-03
IL236267A0 (en) 2015-03-31
KR20150084668A (ko) 2015-07-22
KR102361113B1 (ko) 2022-02-11
CN104779991B (zh) 2019-12-31
JP2015133698A (ja) 2015-07-23

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