ATE346420T1 - Differenzfrequenz impedanztransformationsschaltungen und deren herstellungsverfahren in leistungsverstärkersystemen - Google Patents

Differenzfrequenz impedanztransformationsschaltungen und deren herstellungsverfahren in leistungsverstärkersystemen

Info

Publication number
ATE346420T1
ATE346420T1 AT01900891T AT01900891T ATE346420T1 AT E346420 T1 ATE346420 T1 AT E346420T1 AT 01900891 T AT01900891 T AT 01900891T AT 01900891 T AT01900891 T AT 01900891T AT E346420 T1 ATE346420 T1 AT E346420T1
Authority
AT
Austria
Prior art keywords
power amplifier
impedance transformation
input
frequency
transformation circuits
Prior art date
Application number
AT01900891T
Other languages
English (en)
Inventor
Teresa Anne Muhlbauer
Ronald Oliver
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 ATE346420T1 publication Critical patent/ATE346420T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/38—Impedance-matching networks
    • 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
    • H03F1/565—Modifications of input or output impedances, not otherwise provided for using inductive elements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/50—Circuits using different frequencies for the two directions of communication
    • H04B1/52—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/222—A circuit being added at the input of an amplifier to adapt the input impedance of the amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
AT01900891T 2000-01-11 2001-01-05 Differenzfrequenz impedanztransformationsschaltungen und deren herstellungsverfahren in leistungsverstärkersystemen ATE346420T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/480,960 US6393262B1 (en) 2000-01-11 2000-01-11 Difference frequency impedance transformation circuits and methods for providing same in power amplifier systems

Publications (1)

Publication Number Publication Date
ATE346420T1 true ATE346420T1 (de) 2006-12-15

Family

ID=23910006

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01900891T ATE346420T1 (de) 2000-01-11 2001-01-05 Differenzfrequenz impedanztransformationsschaltungen und deren herstellungsverfahren in leistungsverstärkersystemen

Country Status (7)

Country Link
US (1) US6393262B1 (de)
EP (1) EP1247335B1 (de)
CN (1) CN1183666C (de)
AT (1) ATE346420T1 (de)
AU (1) AU2001226303A1 (de)
DE (1) DE60124667D1 (de)
WO (1) WO2001052403A2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030206532A1 (en) * 2002-05-06 2003-11-06 Extricom Ltd. Collaboration between wireless lan access points
KR20050060841A (ko) * 2003-12-17 2005-06-22 한국전자통신연구원 넓은 주파수대역에서의 높은 이득균일도를 갖도록 하는임피던스 정합회로
KR100767219B1 (ko) * 2006-04-27 2007-10-17 (주)파트론 Ｄｖｂ-ｈ 용 안테나 시스템 및 그를 이용한 이동형 무선 단말기
US8588844B2 (en) 2010-11-04 2013-11-19 Extricom Ltd. MIMO search over multiple access points
CN108023552B (zh) * 2017-11-30 2021-04-13 电子科技大学 一种用于微波无线电能传输装置的射频功率放大器系统

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPH0480140U (de) * 1990-11-26 1992-07-13
GB2289989B (en) * 1994-05-25 1999-01-06 Nokia Mobile Phones Ltd Adaptive antenna matching
US5697074A (en) * 1995-03-30 1997-12-09 Nokia Mobile Phones Limited Dual rate power control loop for a transmitter
US6553216B1 (en) 1995-12-14 2003-04-22 Thomson Licensing, S.A. RF tunable filter arrangement with tunable image trap
JPH09321681A (ja) * 1996-05-31 1997-12-12 Fujitsu Ltd 送信電力制御装置

Also Published As

Publication number Publication date
EP1247335B1 (de) 2006-11-22
US6393262B1 (en) 2002-05-21
WO2001052403A3 (en) 2002-01-03
EP1247335A2 (de) 2002-10-09
AU2001226303A1 (en) 2001-07-24
WO2001052403A2 (en) 2001-07-19
CN1183666C (zh) 2005-01-05
CN1395760A (zh) 2003-02-05
DE60124667D1 (de) 2007-01-04

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Legal Events

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