ATE424654T1 - Methode und einrichtung zur verbesserung des wirkungsgrades in einem sender - Google Patents

Methode und einrichtung zur verbesserung des wirkungsgrades in einem sender

Info

Publication number
ATE424654T1
ATE424654T1 AT01108723T AT01108723T ATE424654T1 AT E424654 T1 ATE424654 T1 AT E424654T1 AT 01108723 T AT01108723 T AT 01108723T AT 01108723 T AT01108723 T AT 01108723T AT E424654 T1 ATE424654 T1 AT E424654T1
Authority
AT
Austria
Prior art keywords
transmitter
improving efficiency
load
efficiency
power amplifier
Prior art date
Application number
AT01108723T
Other languages
English (en)
Inventor
Bo Lindell
Original Assignee
Ericsson Telefon Ab L M
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 Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE424654T1 publication Critical patent/ATE424654T1/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
    • H03F1/56—Modifications of input or output impedances, not otherwise provided for
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
AT01108723T 2001-04-06 2001-04-06 Methode und einrichtung zur verbesserung des wirkungsgrades in einem sender ATE424654T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP01108723A EP1248362B1 (de) 2001-04-06 2001-04-06 Methode und Einrichtung zur Verbesserung des Wirkungsgrades in einem Sender

Publications (1)

Publication Number Publication Date
ATE424654T1 true ATE424654T1 (de) 2009-03-15

Family

ID=8177077

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01108723T ATE424654T1 (de) 2001-04-06 2001-04-06 Methode und einrichtung zur verbesserung des wirkungsgrades in einem sender

Country Status (4)

Country Link
EP (1) EP1248362B1 (de)
AT (1) ATE424654T1 (de)
DE (1) DE60137831D1 (de)
ES (1) ES2323566T3 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE0202989D0 (sv) * 2002-10-10 2002-10-10 Allgon Mobile Comm Ab Power amplifier efficiency
KR102590784B1 (ko) * 2018-07-05 2023-10-19 삼성전자 주식회사 전송선로의 길이를 이용한 안테나 모듈 및 이를 포함하는 전자장치

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4806944A (en) * 1987-09-14 1989-02-21 General Electric Company Switchable matching network for an element of a steerable antenna array
JP3086512B2 (ja) * 1990-11-14 2000-09-11 エリクソン−ジーイー モービル コミュニケーションズ ホールディング インコーポレイテッド 送信機及びその電力増幅回路
SE508506C2 (sv) * 1997-02-25 1998-10-12 Ericsson Telefon Ab L M Anordning och förfarande vid telekommunikation
US6160449A (en) * 1999-07-22 2000-12-12 Motorola, Inc. Power amplifying circuit with load adjust for control of adjacent and alternate channel power

Also Published As

Publication number Publication date
EP1248362B1 (de) 2009-03-04
DE60137831D1 (de) 2009-04-16
ES2323566T3 (es) 2009-07-21
EP1248362A1 (de) 2002-10-09

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Legal Events

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