DE60308032D1 - Sättigungsdetektion eines Leistungsverstärkers und Betrieb bei maximaler Leistung - Google Patents

Sättigungsdetektion eines Leistungsverstärkers und Betrieb bei maximaler Leistung

Info

Publication number
DE60308032D1
DE60308032D1 DE60308032T DE60308032T DE60308032D1 DE 60308032 D1 DE60308032 D1 DE 60308032D1 DE 60308032 T DE60308032 T DE 60308032T DE 60308032 T DE60308032 T DE 60308032T DE 60308032 D1 DE60308032 D1 DE 60308032D1
Authority
DE
Germany
Prior art keywords
power
power amplifier
saturation
reference value
amplifier means
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
DE60308032T
Other languages
English (en)
Other versions
DE60308032T2 (de
Inventor
Nadim Khlat
Jacques Trichet
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.)
NXP USA Inc
Original Assignee
Freescale Semiconductor 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 Freescale Semiconductor Inc filed Critical Freescale Semiconductor Inc
Application granted granted Critical
Publication of DE60308032D1 publication Critical patent/DE60308032D1/de
Publication of DE60308032T2 publication Critical patent/DE60308032T2/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
    • H03G3/3047—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers for intermittent signals, e.g. burst signals

Landscapes

  • Amplifiers (AREA)
  • Transmitters (AREA)
DE60308032T 2003-10-31 2003-10-31 Sättigungsdetektion eines Leistungsverstärkers und Betrieb bei maximaler Leistung Expired - Lifetime DE60308032T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03292727A EP1528671B1 (de) 2003-10-31 2003-10-31 Sättigungsdetektion eines Leistungsverstärkers und Betrieb bei maximaler Leistung

Publications (2)

Publication Number Publication Date
DE60308032D1 true DE60308032D1 (de) 2006-10-12
DE60308032T2 DE60308032T2 (de) 2006-12-21

Family

ID=34400594

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60308032T Expired - Lifetime DE60308032T2 (de) 2003-10-31 2003-10-31 Sättigungsdetektion eines Leistungsverstärkers und Betrieb bei maximaler Leistung

Country Status (4)

Country Link
US (1) US7078966B2 (de)
EP (1) EP1528671B1 (de)
AT (1) ATE338376T1 (de)
DE (1) DE60308032T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7977919B1 (en) 2005-04-06 2011-07-12 Rf Micro Devices, Inc. Over-voltage protection accounting for battery droop
US7301402B2 (en) * 2005-11-17 2007-11-27 Freescale Semiconductor, Inc. Soft saturation detection for power amplifiers
US7962109B1 (en) * 2007-02-27 2011-06-14 Rf Micro Devices, Inc. Excess current and saturation detection and correction in a power amplifier
US7956615B1 (en) 2007-02-27 2011-06-07 Rf Micro Devices, Inc. Utilizing computed battery resistance as a battery-life indicator in a mobile terminal
US7668593B1 (en) * 2007-03-30 2010-02-23 Pacesetter, Inc. System and method to accelerate individualized gain adjustment in implantable medical device systems
US7551034B2 (en) * 2007-06-25 2009-06-23 Infineon Technologies Ag Saturation handling
EP2171841B1 (de) * 2007-07-05 2016-09-07 Skyworks Solutions, Inc. Systeme und verfahren zur sättigungsdetektion und korrektur in einer leistungsregelschleife
JP5429298B2 (ja) * 2009-10-06 2014-02-26 富士通株式会社 ＰＡＰＲ（Ｐｅａｋ−ｔｏ−ＡｖｅｒａｇｅＰｏｗｅｒＲａｔｉｏ）決定装置及び通信装置
US11316726B2 (en) * 2018-06-27 2022-04-26 Intel Corporation Calibration for mismatch in receiver circuitry with multiple samplers

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5278994A (en) * 1991-06-03 1994-01-11 Motorola, Inc. Power amplifier saturation detection and correction method and apparatus
US5150075A (en) * 1991-06-03 1992-09-22 Motorola, Inc. Power amplifier ramp up method and apparatus
JP3192323B2 (ja) * 1994-07-29 2001-07-23 沖電気工業株式会社 電力制御回路
US5589796A (en) * 1994-11-01 1996-12-31 Motorola, Inc Method and apparatus for increasing amplifier efficiency
JP3493424B2 (ja) * 1998-05-29 2004-02-03 京セラ株式会社 Ｃｄｍａ方式の送信電力制御方法
US6430402B1 (en) * 1998-09-14 2002-08-06 Conexant Systems, Inc. Power amplifier saturation prevention method, apparatus, and communication system incorporating the same
US6476677B1 (en) * 2000-08-30 2002-11-05 Skyworks Solutions, Inc. Power amplifier saturation detection and compensation
US6734729B1 (en) * 2001-03-30 2004-05-11 Skyworks Solutions, Inc. Closed loop power amplifier control
US6781452B2 (en) * 2001-08-29 2004-08-24 Tropian, Inc. Power supply processing for power amplifiers
US6982594B2 (en) * 2003-11-13 2006-01-03 Skyworks Solutions Inc. System for developing a secondary control signal in a power amplifier control loop

Also Published As

Publication number Publication date
US20050093625A1 (en) 2005-05-05
EP1528671A1 (de) 2005-05-04
DE60308032T2 (de) 2006-12-21
EP1528671B1 (de) 2006-08-30
US7078966B2 (en) 2006-07-18
ATE338376T1 (de) 2006-09-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition