IN2014KN00955A - - Google Patents

Info

Publication number
IN2014KN00955A
IN2014KN00955A IN955KON2014A IN2014KN00955A IN 2014KN00955 A IN2014KN00955 A IN 2014KN00955A IN 955KON2014 A IN955KON2014 A IN 955KON2014A IN 2014KN00955 A IN2014KN00955 A IN 2014KN00955A
Authority
IN
India
Prior art keywords
feed
antenna
signal
transmitting element
antenna element
Prior art date
Application number
Other languages
English (en)
Inventor
Bernt Johansson
Bo Berglund
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
Publication of IN2014KN00955A publication Critical patent/IN2014KN00955A/en

Links

Classifications

    • 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
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B1/0458—Arrangements for matching and coupling between power amplifier and antenna or between amplifying stages
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/2605—Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/267—Phased-array testing or checking devices
    • 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
    • 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
    • H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • 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
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B1/0483—Transmitters with multiple parallel paths
    • 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
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B2001/0408—Circuits with power amplifiers
    • H04B2001/045—Circuits with power amplifiers with means for improving efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Amplifiers (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
IN955KON2014 2011-10-07 2011-10-07 IN2014KN00955A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2011/067607 WO2013050085A1 (en) 2011-10-07 2011-10-07 Apparatus and method for use with antenna array

Publications (1)

Publication Number Publication Date
IN2014KN00955A true IN2014KN00955A (de) 2015-10-09

Family

ID=44759720

Family Applications (1)

Application Number Title Priority Date Filing Date
IN955KON2014 IN2014KN00955A (de) 2011-10-07 2011-10-07

Country Status (4)

Country Link
US (1) US9712191B2 (de)
EP (1) EP2756549B1 (de)
IN (1) IN2014KN00955A (de)
WO (1) WO2013050085A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10484106B2 (en) * 2016-05-05 2019-11-19 International Business Machines Corporation Antenna calibration
US10187019B1 (en) * 2018-03-26 2019-01-22 Qorvo Us, Inc. Phased array antenna system
US10897162B2 (en) 2019-04-12 2021-01-19 Psemi Corporation Antenna array element by element power tracking
US11495890B2 (en) * 2020-05-08 2022-11-08 Qualcomm Incorporated Power amplifier control with an antenna array
EP4292215A1 (de) * 2021-02-11 2023-12-20 Saab Ab Verfahren und vorrichtung zur regelung der ausgangsleistungsfähigkeit mehrerer verstärker
US11159958B1 (en) * 2021-06-08 2021-10-26 Peltbeam Inc. Central cloud server and edge devices assisted high speed low-latency wireless connectivity
US11606070B1 (en) 2021-09-09 2023-03-14 Qualcomm Incorporated Radio frequency (RF) signal power detector using different power rails to receive currents from which power-indicating voltage is generated

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6157343A (en) * 1996-09-09 2000-12-05 Telefonaktiebolaget Lm Ericsson Antenna array calibration
BR9507801A (pt) 1994-06-03 1998-05-26 Ericsson Telefon Ab L M Processo e sistema para calibrar a transmissão e a recepção de uma formação de antenas para uso num sistema de comunicações de rádio móvel
US6091934A (en) * 1997-09-02 2000-07-18 Hughes Electronics Corporation Dynamic power allocation system and method for multi-beam satellite amplifiers
US6684064B2 (en) * 2000-03-29 2004-01-27 Interdigital Technology Corp. Dynamic bias for RF power amplifiers
US7013165B2 (en) * 2000-08-16 2006-03-14 Samsung Electronics Co., Ltd. Antenna array apparatus and beamforming method using GPS signal for base station in mobile telecommunication system
US6646600B2 (en) * 2001-11-09 2003-11-11 Harris Corporation Phased array antenna with controllable amplifier bias adjustment and related methods
JP2003218621A (ja) * 2002-01-21 2003-07-31 Nec Corp アレーアンテナの校正装置及び校正方法
US6871049B2 (en) * 2002-03-21 2005-03-22 Cognio, Inc. Improving the efficiency of power amplifiers in devices using transmit beamforming
DK1595329T3 (da) 2002-03-21 2010-09-27 Ipr Licensing Inc Forbedring af virkningsgraden af effektforstærkere i indretninger der anvender transmissionsstråledannelse
JP4209355B2 (ja) 2004-03-30 2009-01-14 富士通株式会社 位相キャリブレーション方法及び位相キャリブレーション装置
JP2006005525A (ja) * 2004-06-16 2006-01-05 Nec Corp 送信装置
JP4478606B2 (ja) 2005-05-19 2010-06-09 富士通株式会社 リニアアレイアンテナの校正装置及び校正方法
JP4528208B2 (ja) * 2005-06-10 2010-08-18 富士通株式会社 アレイアンテナの校正装置及び校正方法
JP5022792B2 (ja) * 2007-07-02 2012-09-12 株式会社日立国際電気 Ｄｃｄｃコンバータユニット、電力増幅器、及び基地局装置
US9397396B2 (en) 2009-04-01 2016-07-19 Kathrein-Werke Kg Radio system and a method for relaying packetized radio signals

Also Published As

Publication number Publication date
EP2756549A1 (de) 2014-07-23
EP2756549B1 (de) 2018-09-26
US9712191B2 (en) 2017-07-18
WO2013050085A1 (en) 2013-04-11
US20140248843A1 (en) 2014-09-04

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