DE60228246D1 - Mehrpegel-leistungsverstärker - Google Patents

Mehrpegel-leistungsverstärker

Info

Publication number
DE60228246D1
DE60228246D1 DE60228246T DE60228246T DE60228246D1 DE 60228246 D1 DE60228246 D1 DE 60228246D1 DE 60228246 T DE60228246 T DE 60228246T DE 60228246 T DE60228246 T DE 60228246T DE 60228246 D1 DE60228246 D1 DE 60228246D1
Authority
DE
Germany
Prior art keywords
amplifiers
output
power
power converters
level power
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.)
Expired - Lifetime
Application number
DE60228246T
Other languages
English (en)
Inventor
Naishuo Cheng
Kevin Choi
Mark Bloom
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Skyworks Solutions Inc
Original Assignee
Skyworks Solutions 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 Skyworks Solutions Inc filed Critical Skyworks Solutions Inc
Application granted granted Critical
Publication of DE60228246D1 publication Critical patent/DE60228246D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
    • H03F1/14—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of neutralising means
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/60—Amplifiers in which coupling networks have distributed constants, e.g. with waveguide resonators
    • H03F3/602—Combinations of several amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/198—A hybrid coupler being used as coupling circuit between stages of an amplifier circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/294—Indexing scheme relating to amplifiers the amplifier being a low noise amplifier [LNA]
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/372—Noise reduction and elimination in amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Transmitters (AREA)
  • Inverter Devices (AREA)
  • Emergency Protection Circuit Devices (AREA)
DE60228246T 2001-06-13 2002-06-12 Mehrpegel-leistungsverstärker Expired - Lifetime DE60228246D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/880,286 US6515541B2 (en) 2001-06-13 2001-06-13 Multi-level power amplifier
PCT/US2002/018613 WO2002101918A1 (en) 2001-06-13 2002-06-12 Multi-level power amplifier

Publications (1)

Publication Number Publication Date
DE60228246D1 true DE60228246D1 (de) 2008-09-25

Family

ID=25375960

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60228246T Expired - Lifetime DE60228246D1 (de) 2001-06-13 2002-06-12 Mehrpegel-leistungsverstärker

Country Status (7)

Country Link
US (1) US6515541B2 (de)
EP (1) EP1396079B1 (de)
KR (1) KR100844398B1 (de)
CN (1) CN1295862C (de)
AT (1) ATE405029T1 (de)
DE (1) DE60228246D1 (de)
WO (1) WO2002101918A1 (de)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6639465B2 (en) * 2001-03-27 2003-10-28 Skyworks Solutions, Inc. Dynamic bias for a power amplifier
JP2006500883A (ja) * 2002-09-20 2006-01-05 トライクウィント セミコンダクター，インコーポレーテッド 複数の出力電力レベルを有する線形電力増幅器
AU2003277174A1 (en) * 2002-09-20 2004-04-08 Triquint Semiconductor, Inc. Saturated power amplifier with selectable and variable output power levels
US6954623B2 (en) 2003-03-18 2005-10-11 Skyworks Solutions, Inc. Load variation tolerant radio frequency (RF) amplifier
US20050134410A1 (en) * 2003-12-18 2005-06-23 Intel Corporation Power addition apparatus, systems, and methods
US7339426B2 (en) * 2004-03-19 2008-03-04 Powerwave Technologies, Inc. High efficiency linear amplifier employing dynamically controlled back off
US7440733B2 (en) * 2004-04-09 2008-10-21 Powerwave Technologies, Inc. Constant gain nonlinear envelope tracking high efficiency linear amplifier
KR100710064B1 (ko) * 2004-08-23 2007-04-23 주식회사 팬택 이동 단말기의 송신 고전력 검출부 제어 시스템 및 그 방법
US7180372B2 (en) * 2004-12-07 2007-02-20 Stmicroelectronics, Inc. High frequency amplifier
US7654018B2 (en) * 2005-04-18 2010-02-02 Lancaster Robert G Excavation apparatus and method
US7376407B2 (en) * 2005-04-28 2008-05-20 Microtune (Texas), L.P. System and method for dynamic impedance tuning to minimize return loss
US20070091944A1 (en) * 2005-09-30 2007-04-26 Everardo Ruiz Widely tunable RF source
US8515342B2 (en) * 2005-10-12 2013-08-20 The Directv Group, Inc. Dynamic current sharing in KA/KU LNB design
WO2007048427A1 (en) * 2005-10-27 2007-05-03 Telecom Italia S.P.A. Method and system for multiple antenna communications using multiple transmission modes, related apparatus and computer program product
US7382194B2 (en) * 2006-01-18 2008-06-03 Triquint Semiconductor, Inc. Switched distributed power amplifier
WO2008064696A1 (en) 2006-11-29 2008-06-05 Telecom Italia S.P.A. Switched beam antenna system and method with digitally controlled weighted radio frequency combining
US7933561B2 (en) * 2006-12-11 2011-04-26 Apple Inc. Wireless communications circuitry with simultaneous receive capabilities for handheld electronic devices
KR100878675B1 (ko) * 2007-07-06 2009-01-13 광운대학교 산학협력단 비균등 전력 분배기를 이용한 고효율 전력 증폭기 시스템
WO2009008975A2 (en) * 2007-07-10 2009-01-15 Skyworks Solutions, Inc. Balanced amplifier with protection circuit
EP2232637B1 (de) * 2007-12-19 2017-05-03 Telecom Italia S.p.A. Verfahren und system für antennenkommunikation mit umgeschalteten strahlen
US7936212B2 (en) * 2008-05-09 2011-05-03 Cree, Inc. Progressive power generating amplifiers
US8618876B2 (en) 2008-05-30 2013-12-31 Qualcomm Incorporated Reduced power-consumption transmitters
KR100900759B1 (ko) * 2008-07-31 2009-06-03 주식회사 파이칩스 적응 알고리즘을 이용하는 누설 차단 성능이 향상된 커플러
US7982543B1 (en) 2009-03-30 2011-07-19 Triquint Semiconductor, Inc. Switchable power amplifier
US8207798B1 (en) 2009-09-09 2012-06-26 Triquint Semiconductor, Inc. Matching network with switchable capacitor bank
KR101088831B1 (ko) * 2010-01-26 2011-12-06 광주과학기술원 부하 임피던스 변화에 둔감한 전력 증폭기
US8773218B2 (en) 2011-02-07 2014-07-08 Triquint Semiconductor, Inc. Ladder quadrature hybrid
US8811531B2 (en) 2011-03-23 2014-08-19 Triquint Semiconductor, Inc. Quadrature lattice matching network
US8781411B2 (en) * 2012-01-18 2014-07-15 Qualcomm Incorporated Baseband filter and upconverter with configurable efficiency for wireless transmitters
DE102012211308A1 (de) * 2012-06-29 2014-04-03 Rohde & Schwarz Gmbh & Co. Kg Quasi-breitbandiger Verstärker nach dem Doherty-Prinzip
TWI462495B (zh) * 2012-07-23 2014-11-21 Wistron Neweb Corp 訊號收發器及適應性阻抗切換電路
US9071300B2 (en) 2012-07-23 2015-06-30 Wistron Neweb Corporation Signal transceiver with enhanced return loss in power-off state
US9397617B2 (en) 2013-06-25 2016-07-19 Rf Micro Devices, Inc. Multi-broadband Doherty power amplifier
US9484865B2 (en) 2013-09-30 2016-11-01 Qorvo Us, Inc. Reconfigurable load modulation amplifier
US9319006B2 (en) * 2013-10-01 2016-04-19 Infineon Technologies Ag System and method for a radio frequency coupler
US20150244401A1 (en) * 2014-02-21 2015-08-27 Mediatek Inc. Transmitting device and associated transmitting method for power efficiency enhancement
EP3404832B1 (de) * 2017-05-18 2020-02-12 IMEC vzw Rf-phasenverschiebungsvorrichtung
GB201913708D0 (en) * 2019-09-23 2019-11-06 Univ College Dublin Nat Univ Ireland Dublin Power amplifier
US11329615B2 (en) * 2020-05-28 2022-05-10 Psemi Corporation Balanced amplifier arrangement for power control and improved deep back-off efficiency

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2519845C3 (de) * 1975-05-03 1978-06-08 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltungsanordnung zur Zusammenführung von Hochfrequenzleistungsanteilen
US4398161A (en) * 1981-04-13 1983-08-09 The United States Of America As Represented By The Secretary Of The Air Force Phase-shifting amplifier
US4439744A (en) * 1981-12-24 1984-03-27 Rca Corporation Variable power amplifier
US4636741A (en) * 1985-11-01 1987-01-13 Motorola, Inc. Multi-level power amplifying circuitry for portable radio transceivers
US5083094A (en) * 1990-09-28 1992-01-21 Space Systems/Loral, Inc. Selective power combiner using phase shifters
US6137355A (en) * 1994-04-17 2000-10-24 Sevic; John F. Dual-mode amplifier with high efficiency and high linearity
SE520317C2 (sv) * 1996-05-22 2003-06-24 Ericsson Telefon Ab L M Anordning och förfarande för fasförskjutning av växelspänningssignal

Also Published As

Publication number Publication date
CN1295862C (zh) 2007-01-17
EP1396079B1 (de) 2008-08-13
ATE405029T1 (de) 2008-08-15
US6515541B2 (en) 2003-02-04
KR20040021610A (ko) 2004-03-10
EP1396079A1 (de) 2004-03-10
US20020190790A1 (en) 2002-12-19
EP1396079A4 (de) 2004-09-08
KR100844398B1 (ko) 2008-07-07
WO2002101918A1 (en) 2002-12-19
CN1516920A (zh) 2004-07-28

Similar Documents

Publication Publication Date Title
DE60228246D1 (de) Mehrpegel-leistungsverstärker
WO2003032519A3 (en) Single output stage power amplification for multimode applications
TWI280735B (en) N-way RF power amplifier with increased backoff power and power added efficiency
ATE475224T1 (de) Symmetrischer leistungsverstärker
EP1604509A4 (de) Lastschwankungstoleranter hochfrequenz-(hf)-verstärker
AU2002224368A1 (en) Distributed circular geometry power amplifier architecture
WO2004027982A3 (en) Linear power amplifier with multiple output power levels
TW200503410A (en) N-way RF power amplifier circuit with increased back-off capability and power added efficiency using selected phase lengths and output impedances
JP2005525727A5 (de)
EP1267483A3 (de) Asymmetrisch vorgespannter, hochlinearer Verstärker
MY136501A (en) Method and apparatus to match output impedance of combined outphasing power amplifiers
ATE422108T1 (de) Zusammengesetzte verstärkerstruktur
JP2004007405A (ja) 高効率電力増幅器
EP1265353A3 (de) HEMT-HBT Doherty-Mikrowellenverstärker
NO20092493L (no) Tapsfri sendingsvei i antennesvitsjekrets
TW200501559A (en) N-way RF power amplifier circuit with increased back-off capability and power added efficiency using unequal input power division
WO2006055891A3 (en) High efficiency doherty amplifier with a segmented main amplifier
DE60114451D1 (de) Dreiklasse-e-doherty-verstärkertopologie für signaltransmitter von hoher leistung
DE60108788D1 (de) Klasse e doherty-verstärkertopologie für sender mit hohem wirkungsgrad
GB0102333D0 (en) Radio frequency transmitting circuit
US7920029B2 (en) Power amplifier
AU2001259408A1 (en) Rf power amplifier having high power-added efficiency
SE0100063D0 (sv) Förstärkare
TW200737695A (en) Multi-mode power amplifier with reduced low power current consumption
WO2002059928A3 (en) Active radio frequency cavity amplifier

Legal Events

Date Code Title Description
8364 No opposition during term of opposition