DE60209363D1 - Leistungsverstärker (pa) mit verbesserter leistungsregelung - Google Patents

Leistungsverstärker (pa) mit verbesserter leistungsregelung

Info

Publication number
DE60209363D1
DE60209363D1 DE60209363T DE60209363T DE60209363D1 DE 60209363 D1 DE60209363 D1 DE 60209363D1 DE 60209363 T DE60209363 T DE 60209363T DE 60209363 T DE60209363 T DE 60209363T DE 60209363 D1 DE60209363 D1 DE 60209363D1
Authority
DE
Germany
Prior art keywords
load
impedance
power
changes
output voltage
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
DE60209363T
Other languages
English (en)
Other versions
DE60209363T2 (de
Inventor
Per-Olof Brandt
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Application granted granted Critical
Publication of DE60209363D1 publication Critical patent/DE60209363D1/de
Publication of DE60209363T2 publication Critical patent/DE60209363T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
    • H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers

Landscapes

  • Amplifiers (AREA)
DE60209363T 2001-06-05 2002-05-22 Leistungsverstärker (pa) mit verbesserter leistungsregelung Expired - Lifetime DE60209363T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US874130 2001-06-05
US09/874,130 US7062237B2 (en) 2001-06-05 2001-06-05 Power amplifier (PA) with improved power regulation
PCT/EP2002/005608 WO2002099967A1 (en) 2001-06-05 2002-05-22 Power amplifier (pa) with improved power regulation

Publications (2)

Publication Number Publication Date
DE60209363D1 true DE60209363D1 (de) 2006-04-27
DE60209363T2 DE60209363T2 (de) 2006-08-03

Family

ID=25363040

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60209363T Expired - Lifetime DE60209363T2 (de) 2001-06-05 2002-05-22 Leistungsverstärker (pa) mit verbesserter leistungsregelung

Country Status (5)

Country Link
US (1) US7062237B2 (de)
EP (1) EP1400014B1 (de)
AT (1) ATE318464T1 (de)
DE (1) DE60209363T2 (de)
WO (1) WO2002099967A1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6856199B2 (en) * 2000-10-10 2005-02-15 California Institute Of Technology Reconfigurable distributed active transformers
JP2005503679A (ja) 2000-10-10 2005-02-03 カリフォルニア・インスティテュート・オブ・テクノロジー 分布型環状電力増幅器の構造
US20030119460A1 (en) * 2001-12-26 2003-06-26 Eliav Zipper Transmitted power level indicator
TWI326967B (en) * 2002-03-11 2010-07-01 California Inst Of Techn Differential amplifier
US7355470B2 (en) 2006-04-24 2008-04-08 Parkervision, Inc. Systems and methods of RF power transmission, modulation, and amplification, including embodiments for amplifier class transitioning
US7327803B2 (en) 2004-10-22 2008-02-05 Parkervision, Inc. Systems and methods for vector power amplification
US7738849B2 (en) * 2005-10-14 2010-06-15 Avago Technologies Wireless Ip (Singapore) Pte. Ltd. Output impedance insensitive power amplifier architecture
US9106316B2 (en) 2005-10-24 2015-08-11 Parkervision, Inc. Systems and methods of RF power transmission, modulation, and amplification
US8334722B2 (en) 2007-06-28 2012-12-18 Parkervision, Inc. Systems and methods of RF power transmission, modulation and amplification
US7911272B2 (en) 2007-06-19 2011-03-22 Parkervision, Inc. Systems and methods of RF power transmission, modulation, and amplification, including blended control embodiments
US8031804B2 (en) 2006-04-24 2011-10-04 Parkervision, Inc. Systems and methods of RF tower transmission, modulation, and amplification, including embodiments for compensating for waveform distortion
US7937106B2 (en) 2006-04-24 2011-05-03 ParkerVision, Inc, Systems and methods of RF power transmission, modulation, and amplification, including architectural embodiments of same
US7486137B2 (en) * 2006-09-08 2009-02-03 Axiom Microdevices, Inc. System and method for power amplifier output power control
WO2008144017A1 (en) 2007-05-18 2008-11-27 Parkervision, Inc. Systems and methods of rf power transmission, modulation, and amplification
WO2008156800A1 (en) 2007-06-19 2008-12-24 Parkervision, Inc. Combiner-less multiple input single output (miso) amplification with blended control
US7710197B2 (en) * 2007-07-11 2010-05-04 Axiom Microdevices, Inc. Low offset envelope detector and method of use
US7941110B2 (en) * 2007-07-23 2011-05-10 Freescale Semiconductor, Inc. RF circuit with control unit to reduce signal power under appropriate conditions
US20100330938A1 (en) * 2008-03-13 2010-12-30 Freescale Semiconductor, Inc. Power detector
DE102009050491A1 (de) * 2009-10-23 2011-04-28 Rohde & Schwarz Gmbh & Co. Kg Kompensationsschaltung zur Verbesserung der Pegelregelung integrierter Verstärkerbausteine
WO2012139126A1 (en) 2011-04-08 2012-10-11 Parkervision, Inc. Systems and methods of rf power transmission, modulation, and amplification
WO2012167111A2 (en) 2011-06-02 2012-12-06 Parkervision, Inc. Antenna control
EP3047348A4 (de) 2013-09-17 2016-09-07 Parkervision Inc Verfahren, vorrichtung und system für die darstellung einer datenträgerzeitfunktion
US20180145668A1 (en) * 2016-11-22 2018-05-24 Mosway Technologies Limited Voltage clamping circuit
US10965255B1 (en) * 2019-10-30 2021-03-30 Psemi Corporation Overvoltage protection for power amplifier with soft shutdown

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3449680A (en) * 1966-03-29 1969-06-10 Motorola Inc Transistor protection circuit
US5285143A (en) * 1991-08-06 1994-02-08 International Business Machines Corporation Measurement of load current in a multi-phase power amplifier
SE508506C2 (sv) * 1997-02-25 1998-10-12 Ericsson Telefon Ab L M Anordning och förfarande vid telekommunikation
US6008698A (en) * 1998-05-18 1999-12-28 Omnipoint Corporation Amplifier with dynamically adaptable supply current
US6107880A (en) * 1998-08-06 2000-08-22 Motorola, Inc. Method and apparatus for increasing the linearity of the phase and gain of a power amplifier circuit
US6430402B1 (en) * 1998-09-14 2002-08-06 Conexant Systems, Inc. Power amplifier saturation prevention method, apparatus, and communication system incorporating the same

Also Published As

Publication number Publication date
ATE318464T1 (de) 2006-03-15
WO2002099967A1 (en) 2002-12-12
US7062237B2 (en) 2006-06-13
US20020183021A1 (en) 2002-12-05
EP1400014A1 (de) 2004-03-24
DE60209363T2 (de) 2006-08-03
EP1400014B1 (de) 2006-02-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition