KR20160013078A - 전달 함수 조절 - Google Patents

전달 함수 조절 Download PDF

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Publication number
KR20160013078A
KR20160013078A KR1020157035640A KR20157035640A KR20160013078A KR 20160013078 A KR20160013078 A KR 20160013078A KR 1020157035640 A KR1020157035640 A KR 1020157035640A KR 20157035640 A KR20157035640 A KR 20157035640A KR 20160013078 A KR20160013078 A KR 20160013078A
Authority
KR
South Korea
Prior art keywords
input signal
signal
envelope
amplification stage
input
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
KR1020157035640A
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English (en)
Korean (ko)
Inventor
니콜라스 수테
Original Assignee
스냅트랙, 인코포레이티드
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 스냅트랙, 인코포레이티드 filed Critical 스냅트랙, 인코포레이티드
Publication of KR20160013078A publication Critical patent/KR20160013078A/ko
Withdrawn legal-status Critical Current

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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
    • H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
    • 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
    • H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
    • H03F1/0216—Continuous control
    • H03F1/0222—Continuous control by using a signal derived from the input signal
    • 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
    • H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
    • H03F1/0216—Continuous control
    • H03F1/0222—Continuous control by using a signal derived from the input signal
    • H03F1/0227—Continuous control by using a signal derived from the input signal using supply converters
    • 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
    • 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
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0264—Arrangements for coupling to transmission lines
    • H04L25/028—Arrangements specific to the transmitter end
    • H04L25/0286—Provision of wave shaping within the driver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
    • H04L25/03834—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties using pulse shaping
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/102—A non-specified detector of a signal envelope being used in an amplifying circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/129—Indexing scheme relating to amplifiers there being a feedback over the complete amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/451—Indexing scheme relating to amplifiers the amplifier being a radio frequency amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Amplifiers (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Control Of Amplification And Gain Control (AREA)
KR1020157035640A 2013-05-22 2014-05-22 전달 함수 조절 Withdrawn KR20160013078A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB1309235.8A GB201309235D0 (en) 2013-05-22 2013-05-22 Transfer function regulation
GB1309235.8 2013-05-22
PCT/EP2014/060583 WO2014187920A1 (en) 2013-05-22 2014-05-22 Transfer function regulation

Publications (1)

Publication Number Publication Date
KR20160013078A true KR20160013078A (ko) 2016-02-03

Family

ID=48747170

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020157035640A Withdrawn KR20160013078A (ko) 2013-05-22 2014-05-22 전달 함수 조절

Country Status (9)

Country Link
US (1) US9793858B2 (enExample)
EP (1) EP3000174A1 (enExample)
JP (1) JP2016518800A (enExample)
KR (1) KR20160013078A (enExample)
CN (1) CN105229919B (enExample)
BR (1) BR112015029178A2 (enExample)
GB (1) GB201309235D0 (enExample)
MX (1) MX350424B (enExample)
WO (1) WO2014187920A1 (enExample)

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US10158330B1 (en) 2017-07-17 2018-12-18 Qorvo Us, Inc. Multi-mode envelope tracking amplifier circuit
US10944365B2 (en) 2018-06-28 2021-03-09 Qorvo Us, Inc. Envelope tracking amplifier circuit
US11088618B2 (en) 2018-09-05 2021-08-10 Qorvo Us, Inc. PWM DC-DC converter with linear voltage regulator for DC assist
US10911001B2 (en) 2018-10-02 2021-02-02 Qorvo Us, Inc. Envelope tracking amplifier circuit
US10985702B2 (en) 2018-10-31 2021-04-20 Qorvo Us, Inc. Envelope tracking system
US10938351B2 (en) 2018-10-31 2021-03-02 Qorvo Us, Inc. Envelope tracking system
US11018638B2 (en) 2018-10-31 2021-05-25 Qorvo Us, Inc. Multimode envelope tracking circuit and related apparatus
US11031909B2 (en) 2018-12-04 2021-06-08 Qorvo Us, Inc. Group delay optimization circuit and related apparatus
US11082007B2 (en) 2018-12-19 2021-08-03 Qorvo Us, Inc. Envelope tracking integrated circuit and related apparatus
US11146213B2 (en) 2019-01-15 2021-10-12 Qorvo Us, Inc. Multi-radio access technology envelope tracking amplifier apparatus
US11025458B2 (en) * 2019-02-07 2021-06-01 Qorvo Us, Inc. Adaptive frequency equalizer for wide modulation bandwidth envelope tracking
US10998859B2 (en) 2019-02-07 2021-05-04 Qorvo Us, Inc. Dual-input envelope tracking integrated circuit and related apparatus
US11233481B2 (en) 2019-02-18 2022-01-25 Qorvo Us, Inc. Modulated power apparatus
US11374482B2 (en) 2019-04-02 2022-06-28 Qorvo Us, Inc. Dual-modulation power management circuit
US11082009B2 (en) 2019-04-12 2021-08-03 Qorvo Us, Inc. Envelope tracking power amplifier apparatus
US11018627B2 (en) 2019-04-17 2021-05-25 Qorvo Us, Inc. Multi-bandwidth envelope tracking integrated circuit and related apparatus
US11424719B2 (en) 2019-04-18 2022-08-23 Qorvo Us, Inc. Multi-bandwidth envelope tracking integrated circuit
US11031911B2 (en) 2019-05-02 2021-06-08 Qorvo Us, Inc. Envelope tracking integrated circuit and related apparatus
US11349436B2 (en) 2019-05-30 2022-05-31 Qorvo Us, Inc. Envelope tracking integrated circuit
US11539289B2 (en) 2019-08-02 2022-12-27 Qorvo Us, Inc. Multi-level charge pump circuit
US11309922B2 (en) 2019-12-13 2022-04-19 Qorvo Us, Inc. Multi-mode power management integrated circuit in a small formfactor wireless apparatus
US11349513B2 (en) 2019-12-20 2022-05-31 Qorvo Us, Inc. Envelope tracking system
US11539330B2 (en) 2020-01-17 2022-12-27 Qorvo Us, Inc. Envelope tracking integrated circuit supporting multiple types of power amplifiers
US11716057B2 (en) 2020-01-28 2023-08-01 Qorvo Us, Inc. Envelope tracking circuitry
US11728774B2 (en) 2020-02-26 2023-08-15 Qorvo Us, Inc. Average power tracking power management integrated circuit
US11196392B2 (en) 2020-03-30 2021-12-07 Qorvo Us, Inc. Device and device protection system
US11588449B2 (en) 2020-09-25 2023-02-21 Qorvo Us, Inc. Envelope tracking power amplifier apparatus
US11728796B2 (en) 2020-10-14 2023-08-15 Qorvo Us, Inc. Inverted group delay circuit
US11909385B2 (en) 2020-10-19 2024-02-20 Qorvo Us, Inc. Fast-switching power management circuit and related apparatus
US12265442B2 (en) 2020-12-04 2025-04-01 Qorvo Us, Inc. Power management integrated circuit
US12212285B2 (en) 2020-12-22 2025-01-28 Qorvo Us, Inc. Power management apparatus operable with multiple configurations
US12267046B2 (en) 2021-02-15 2025-04-01 Qorvo Us, Inc. Power amplifier system
US12068720B2 (en) 2021-02-26 2024-08-20 Qorvo Us, Inc. Barely Doherty dual envelope tracking (BD2E) circuit
US12212286B2 (en) 2021-03-05 2025-01-28 Qorvo Us, Inc. Complementary envelope detector
US12126305B2 (en) 2021-05-27 2024-10-22 Qorvo Us, Inc. Radio frequency (RF) equalizer in an envelope tracking (ET) circuit
US12063018B2 (en) 2021-06-10 2024-08-13 Qorvo Us, Inc. Envelope tracking integrated circuit operable with multiple types of power amplifiers

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JPH07118617B2 (ja) * 1990-07-19 1995-12-18 沖電気工業株式会社 電力増幅装置及び送信装置
GB2370435A (en) 2000-12-22 2002-06-26 Nokia Mobile Phones Ltd A polar loop transmitter for a mobile phone
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US7706467B2 (en) 2004-12-17 2010-04-27 Andrew Llc Transmitter with an envelope tracking power amplifier utilizing digital predistortion of the signal envelope
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US7518445B2 (en) * 2006-06-04 2009-04-14 Samsung Electro-Mechanics Company, Ltd. Systems, methods, and apparatuses for linear envelope elimination and restoration transmitters
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CN101247153B (zh) 2008-03-13 2011-11-30 中兴通讯股份有限公司 一种提升功放效率的方法及其数字预失真宽带发信机
JP2011228999A (ja) * 2010-04-21 2011-11-10 Sumitomo Electric Ind Ltd 増幅回路及び無線通信装置
US9106188B2 (en) * 2010-12-20 2015-08-11 Nec Corporation Amplifying device and method for controlling the same
KR101577879B1 (ko) * 2011-02-07 2015-12-15 스카이워크스 솔루션즈, 인코포레이티드 엔빌로프 트랙킹 캘리브레이션을 위한 장치 및 방법
GB2489040B (en) * 2011-03-17 2018-04-04 Snaptrack Inc Timing alignment for power amplifier
WO2012164951A1 (ja) * 2011-06-03 2012-12-06 京セラ株式会社 送信機および信号処理方法
CN102723915B (zh) 2012-07-06 2016-02-24 厦门大学 一种适合硬件实现的查询表数字预失真方法和装置

Also Published As

Publication number Publication date
CN105229919B (zh) 2020-10-13
CN105229919A (zh) 2016-01-06
WO2014187920A1 (en) 2014-11-27
BR112015029178A2 (pt) 2017-07-25
US9793858B2 (en) 2017-10-17
US20160126900A1 (en) 2016-05-05
EP3000174A1 (en) 2016-03-30
GB201309235D0 (en) 2013-07-03
MX2015016027A (es) 2016-03-21
MX350424B (es) 2017-09-05
JP2016518800A (ja) 2016-06-23

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Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20151216

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid