AT528853T - Digitally controlled clocked linear amplifier - Google Patents

Digitally controlled clocked linear amplifier

Info

Publication number
AT528853T
AT528853T AT09001272T AT09001272T AT528853T AT 528853 T AT528853 T AT 528853T AT 09001272 T AT09001272 T AT 09001272T AT 09001272 T AT09001272 T AT 09001272T AT 528853 T AT528853 T AT 528853T
Authority
AT
Austria
Prior art keywords
digitally controlled
linear amplifier
controlled clocked
clocked linear
amplifier
Prior art date
Application number
AT09001272T
Other languages
German (de)
Inventor
Thomas Bohn
Dirk Wiegner
Robin Machinal
Original Assignee
Alcatel Lucent
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 Alcatel Lucent filed Critical Alcatel Lucent
Priority to EP20090001272 priority Critical patent/EP2214305B1/en
Publication of AT528853T publication Critical patent/AT528853T/en

Links

Classifications

    • HELECTRICITY
    • H03BASIC ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F1/00Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/02Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0211Modifications 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
    • H03F1/0216Continuous control
    • H03F1/0222Continuous control by using a signal derived from the input signal
    • HELECTRICITY
    • H03BASIC ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2200/00Indexing scheme relating to amplifiers
    • H03F2200/432Two or more amplifiers of different type are coupled in parallel at the input or output, e.g. a class D and a linear amplifier, a class B and a class A amplifier
AT09001272T 2009-01-30 2009-01-30 Digitally controlled clocked linear amplifier AT528853T (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP20090001272 EP2214305B1 (en) 2009-01-30 2009-01-30 Digitally controlled SMALA

Publications (1)

Publication Number Publication Date
AT528853T true AT528853T (en) 2011-10-15

Family

ID=40786513

Family Applications (1)

Application Number Title Priority Date Filing Date
AT09001272T AT528853T (en) 2009-01-30 2009-01-30 Digitally controlled clocked linear amplifier

Country Status (2)

Country Link
EP (1) EP2214305B1 (en)
AT (1) AT528853T (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101786587B1 (en) 2011-10-14 2017-10-19 삼성전자주식회사 Apparatus and method for modulating supply of power amplifier
GB2503889A (en) * 2012-07-10 2014-01-15 Nujira Ltd A switched-mode envelope tracking supply with reduced interference

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6084468A (en) * 1997-10-06 2000-07-04 Motorola, Inc. Method and apparatus for high efficiency wideband power amplification
US6300826B1 (en) * 2000-05-05 2001-10-09 Ericsson Telefon Ab L M Apparatus and method for efficiently amplifying wideband envelope signals
WO2005027297A2 (en) * 2003-09-16 2005-03-24 Nokia Corporation Hybrid switched mode/linear power amplifier power supply for use in polar transmitter
US7499682B2 (en) * 2005-05-24 2009-03-03 Skyworks Solutions, Inc. Dual voltage regulator for a supply voltage controlled power amplifier in a closed power control loop
US7454238B2 (en) * 2006-10-30 2008-11-18 Quantance, Inc. Power combining power supply system
US7466195B2 (en) * 2007-05-18 2008-12-16 Quantance, Inc. Error driven RF power amplifier control with increased efficiency

Also Published As

Publication number Publication date
EP2214305A1 (en) 2010-08-04
EP2214305B1 (en) 2011-10-12

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties