ID18700A - Pesawat dan tata cara untuk mengimbangi penyimpangan fase - Google Patents

Pesawat dan tata cara untuk mengimbangi penyimpangan fase

Info

Publication number
ID18700A
ID18700A IDP972220A ID972220A ID18700A ID 18700 A ID18700 A ID 18700A ID P972220 A IDP972220 A ID P972220A ID 972220 A ID972220 A ID 972220A ID 18700 A ID18700 A ID 18700A
Authority
ID
Indonesia
Prior art keywords
aircraft
procedures
phase deviations
balancing phase
balancing
Prior art date
Application number
IDP972220A
Other languages
English (en)
Inventor
Leif Martin Hellmark
Torsten John Carlsson
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of ID18700A publication Critical patent/ID18700A/id

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
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • 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
    • 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
    • H03F1/3282—Acting on the phase and the amplitude of the input signal
    • 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
    • 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
    • H03F2201/00—Indexing scheme relating to details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements covered by H03F1/00
    • H03F2201/32—Indexing scheme relating to modifications of amplifiers to reduce non-linear distortion
    • H03F2201/3231—Adaptive predistortion using phase feedback from the output of the main amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Amplifiers (AREA)
  • Networks Using Active Elements (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
IDP972220A 1996-06-28 1997-06-26 Pesawat dan tata cara untuk mengimbangi penyimpangan fase ID18700A (id)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9602585A SE506841C2 (sv) 1996-06-28 1996-06-28 Anordning och förfarande för fasdistorsionskompensering

Publications (1)

Publication Number Publication Date
ID18700A true ID18700A (id) 1998-04-30

Family

ID=20403219

Family Applications (1)

Application Number Title Priority Date Filing Date
IDP972220A ID18700A (id) 1996-06-28 1997-06-26 Pesawat dan tata cara untuk mengimbangi penyimpangan fase

Country Status (17)

Country Link
US (1) US5982233A (id)
EP (1) EP0908004B1 (id)
JP (1) JP2000513532A (id)
KR (1) KR20000016651A (id)
CN (1) CN1110125C (id)
AR (1) AR007659A1 (id)
AU (1) AU724336B2 (id)
BR (1) BR9710043A (id)
CA (1) CA2259315C (id)
CO (1) CO4650106A1 (id)
DE (1) DE69717813T2 (id)
EE (1) EE03462B1 (id)
ID (1) ID18700A (id)
NO (1) NO314279B1 (id)
SE (1) SE506841C2 (id)
TR (1) TR199802722T2 (id)
WO (1) WO1998000909A1 (id)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2351404B (en) * 1999-06-24 2003-11-12 Nokia Mobile Phones Ltd A transmitter and a modulator therefor
US7548726B1 (en) * 1999-10-21 2009-06-16 Broadcom Corporation Adaptive radio transceiver with a bandpass filter
EP1277273B1 (de) * 2000-03-03 2007-01-24 Siemens Aktiengesellschaft Verfahren und sendeschaltung zur erzeugung eines sendesignals
FI107968B (fi) * 2000-03-13 2001-10-31 Nokia Networks Oy Menetelmä ja järjestely vahvistuksen säätämiseksi
FR2812185B1 (fr) 2000-07-25 2003-02-28 Spine Next Sa Piece de liaison semi-rigide pour la stabilisation du rachis
FR2812186B1 (fr) 2000-07-25 2003-02-28 Spine Next Sa Piece de liaison souple pour la stabilisation du rachis
AT411415B (de) * 2001-12-11 2003-12-29 Bier Guenther Ing Verfahren und vorrichtung zur erzeugung einer einem eingangs-datenstrom folgenden wechselspannung
WO2003100978A1 (en) * 2002-05-24 2003-12-04 Nokia Corporation Phase-locked loop circuit
US6734734B2 (en) 2002-07-24 2004-05-11 Teledyne Technologies Incorporated Amplifier phase droop and phase noise systems and methods
JP4175503B2 (ja) * 2003-04-18 2008-11-05 ソニー・エリクソン・モバイルコミュニケーションズ株式会社 歪み補償回路及び送信装置
US7400864B2 (en) * 2004-04-15 2008-07-15 Interdigital Technology Corporation Method and apparatus for compensating for phase variations caused by activation of an amplifier
DE102005007159A1 (de) * 2005-02-16 2006-08-24 Eads Deutschland Gmbh Hochfrequenzverstärker
US7412215B1 (en) * 2005-06-03 2008-08-12 Rf Micro Devices, Inc. System and method for transitioning from one PLL feedback source to another
US7656236B2 (en) 2007-05-15 2010-02-02 Teledyne Wireless, Llc Noise canceling technique for frequency synthesizer
US8179045B2 (en) 2008-04-22 2012-05-15 Teledyne Wireless, Llc Slow wave structure having offset projections comprised of a metal-dielectric composite stack
US9202660B2 (en) 2013-03-13 2015-12-01 Teledyne Wireless, Llc Asymmetrical slow wave structures to eliminate backward wave oscillations in wideband traveling wave tubes
KR101523087B1 (ko) * 2013-09-04 2015-05-27 주식회사 엘아이씨티 다중 루프를 선택 이용하여 위상과 진폭을 보정하는 폴러송신기
US9685907B2 (en) 2015-06-30 2017-06-20 Texas Instruments Incorporated Variable gain power amplifiers
CN111200403B (zh) * 2018-11-19 2023-07-07 深南电路股份有限公司 相位补偿电路、方法及运算放大器
US11736076B2 (en) 2020-06-10 2023-08-22 Qorvo Us, Inc. Average power tracking power management circuit
US12355407B2 (en) 2021-10-14 2025-07-08 Qorvo Us, Inc. Circuit and method for intra-symbol voltage modulation
US12381524B2 (en) 2021-10-14 2025-08-05 Qorvo Us, Inc. Multi-voltage generation circuit
US12335073B2 (en) * 2021-11-04 2025-06-17 Qorvo Us, Inc. Intra-symbol voltage modulation in a wireless communication circuit

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4412337A (en) * 1981-11-04 1983-10-25 Motorola Inc. Power amplifier and envelope correction circuitry
GB2135546B (en) * 1983-02-23 1986-03-19 Philips Electronic Associated Polar loop transmitter
US4700151A (en) * 1985-03-20 1987-10-13 Nec Corporation Modulation system capable of improving a transmission system
US4879519A (en) * 1988-10-31 1989-11-07 American Telephone And Telegraph Company, At&T Bell Labs Predistortion compensated linear amplifier
GB9002789D0 (en) * 1990-02-08 1990-04-04 Marconi Co Ltd Circuit for reducing distortion produced by an r.f.power amplifier
JP2690168B2 (ja) * 1990-04-23 1997-12-10 沖電気工業株式会社 電力増幅器の歪補正装置
US5101211A (en) * 1991-01-10 1992-03-31 Hughes Aircraft Company Closed loop RF power amplifier output correction circuit
GB2265270B (en) * 1992-03-02 1996-06-12 Motorola Ltd Rf power amplifier with linearization
US5386198A (en) * 1993-01-28 1995-01-31 Telefonaktiebolaget L M Ericsson Linear amplifier control
US5420536A (en) * 1993-03-16 1995-05-30 Victoria University Of Technology Linearized power amplifier
JP3420613B2 (ja) * 1993-06-30 2003-06-30 日本無線株式会社 直交変調器
US5430416A (en) * 1994-02-23 1995-07-04 Motorola Power amplifier having nested amplitude modulation controller and phase modulation controller
FR2722350B1 (fr) * 1994-07-08 1996-08-23 Alcatel Espace Methode de linearisation d'un amplificateur non-lineaire, circuit de linearisation et amplificateur comportant un tel circuit
JP3011039B2 (ja) * 1994-12-22 2000-02-21 双葉電子工業株式会社 高周波モジュール

Also Published As

Publication number Publication date
CA2259315A1 (en) 1998-01-08
EE03462B1 (et) 2001-06-15
NO314279B1 (no) 2003-02-24
CA2259315C (en) 2004-08-24
CN1110125C (zh) 2003-05-28
KR20000016651A (ko) 2000-03-25
AU3468297A (en) 1998-01-21
SE9602585D0 (sv) 1996-06-28
US5982233A (en) 1999-11-09
DE69717813D1 (de) 2003-01-23
EP0908004A1 (en) 1999-04-14
AR007659A1 (es) 1999-11-10
SE506841C2 (sv) 1998-02-16
WO1998000909A1 (en) 1998-01-08
SE9602585L (sv) 1997-12-29
NO985994L (no) 1999-02-26
EE9800448A (et) 1999-06-15
AU724336B2 (en) 2000-09-14
TR199802722T2 (xx) 1999-03-22
CO4650106A1 (es) 1998-09-03
JP2000513532A (ja) 2000-10-10
DE69717813T2 (de) 2003-11-20
NO985994D0 (no) 1998-12-18
CN1223753A (zh) 1999-07-21
EP0908004B1 (en) 2002-12-11
BR9710043A (pt) 1999-08-10

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