ATE288635T1 - Klasse e doherty-verstärkertopologie für sender mit hohem wirkungsgrad - Google Patents

Klasse e doherty-verstärkertopologie für sender mit hohem wirkungsgrad

Info

Publication number
ATE288635T1
ATE288635T1 AT01991966T AT01991966T ATE288635T1 AT E288635 T1 ATE288635 T1 AT E288635T1 AT 01991966 T AT01991966 T AT 01991966T AT 01991966 T AT01991966 T AT 01991966T AT E288635 T1 ATE288635 T1 AT E288635T1
Authority
AT
Austria
Prior art keywords
class
doherty amplifier
high efficiency
waveforms
amplifiers
Prior art date
Application number
AT01991966T
Other languages
English (en)
Inventor
David R Pehlke
Original Assignee
Ericsson 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 Ericsson Inc filed Critical Ericsson Inc
Application granted granted Critical
Publication of ATE288635T1 publication Critical patent/ATE288635T1/de

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
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/04—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers
    • H03F1/06—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers to raise the efficiency of amplifying modulated radio frequency waves; to raise the efficiency of amplifiers acting also as modulators
    • H03F1/07—Doherty-type amplifiers
    • 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
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/217—Class D power amplifiers; Switching amplifiers
    • H03F3/2176—Class E amplifiers
    • 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
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0288—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers using a main and one or several auxiliary peaking amplifiers whereby the load is connected to the main amplifier using an impedance inverter, e.g. Doherty amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Microwave Amplifiers (AREA)
AT01991966T 2000-12-29 2001-11-29 Klasse e doherty-verstärkertopologie für sender mit hohem wirkungsgrad ATE288635T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/752,625 US6396341B1 (en) 2000-12-29 2000-12-29 Class E Doherty amplifier topology for high efficiency signal transmitters
PCT/US2001/044591 WO2002054581A2 (en) 2000-12-29 2001-11-29 Class e doherty amplifier topology for high efficiency signal transmitters

Publications (1)

Publication Number Publication Date
ATE288635T1 true ATE288635T1 (de) 2005-02-15

Family

ID=25027094

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01991966T ATE288635T1 (de) 2000-12-29 2001-11-29 Klasse e doherty-verstärkertopologie für sender mit hohem wirkungsgrad

Country Status (6)

Country Link
US (1) US6396341B1 (de)
EP (1) EP1356584B1 (de)
KR (1) KR100887116B1 (de)
AT (1) ATE288635T1 (de)
DE (1) DE60108788T2 (de)
WO (1) WO2002054581A2 (de)

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Also Published As

Publication number Publication date
WO2002054581A3 (en) 2003-01-30
KR100887116B1 (ko) 2009-03-04
DE60108788D1 (de) 2005-03-10
EP1356584B1 (de) 2005-02-02
EP1356584A2 (de) 2003-10-29
WO2002054581A2 (en) 2002-07-11
DE60108788T2 (de) 2006-05-11
KR20030063473A (ko) 2003-07-28
US6396341B1 (en) 2002-05-28

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