ATE287140T1 - Verfahren zur linearisierung der leistungsstufe eines senders und entsprechendes system - Google Patents

Verfahren zur linearisierung der leistungsstufe eines senders und entsprechendes system

Info

Publication number
ATE287140T1
ATE287140T1 AT02016408T AT02016408T ATE287140T1 AT E287140 T1 ATE287140 T1 AT E287140T1 AT 02016408 T AT02016408 T AT 02016408T AT 02016408 T AT02016408 T AT 02016408T AT E287140 T1 ATE287140 T1 AT E287140T1
Authority
AT
Austria
Prior art keywords
transmitter
instance
stage
transmitted
signals
Prior art date
Application number
AT02016408T
Other languages
English (en)
Inventor
Roberto Colombo
Donna Giambattista Di
Silvio Pagliaro
Original Assignee
Siemens Mobile Comm Spa
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 Siemens Mobile Comm Spa filed Critical Siemens Mobile Comm Spa
Application granted granted Critical
Publication of ATE287140T1 publication Critical patent/ATE287140T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03343—Arrangements at the transmitter end
    • 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
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • H03F1/3247—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using feedback acting on predistortion circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/36—Modulator circuits; Transmitter circuits
    • H04L27/366—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator
    • H04L27/367—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator using predistortion
    • H04L27/368—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator using predistortion adaptive predistortion

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Quality & Reliability (AREA)
  • Transmitters (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Mobile Radio Communication Systems (AREA)
AT02016408T 2001-07-27 2002-07-22 Verfahren zur linearisierung der leistungsstufe eines senders und entsprechendes system ATE287140T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2001MI001631A ITMI20011631A1 (it) 2001-07-27 2001-07-27 Procedimento per la linearizzazione dello stadio di potenza di un trasmettitore di segnali relativo sistema e ricevitore

Publications (1)

Publication Number Publication Date
ATE287140T1 true ATE287140T1 (de) 2005-01-15

Family

ID=11448169

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02016408T ATE287140T1 (de) 2001-07-27 2002-07-22 Verfahren zur linearisierung der leistungsstufe eines senders und entsprechendes system

Country Status (5)

Country Link
EP (1) EP1280272B1 (de)
AT (1) ATE287140T1 (de)
DE (1) DE60202556T2 (de)
ES (1) ES2236404T3 (de)
IT (1) ITMI20011631A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4175503B2 (ja) 2003-04-18 2008-11-05 ソニー・エリクソン・モバイルコミュニケーションズ株式会社 歪み補償回路及び送信装置
EP1499012B1 (de) * 2003-07-17 2006-09-06 BenQ Corporation Verfahren und Schaltungsanordnung zur Linearisierung eines Leistungsverstärkers in Mobilfunktelefonen
DE102005020318B4 (de) 2005-05-02 2007-02-22 Infineon Technologies Ag Verfahren zum Ermitteln eines Modells für ein elektrisches Netzwerk und Verwendung des Verfahrens
EP2117115B1 (de) * 2008-05-06 2011-11-30 Nokia Siemens Networks S.p.A. Verbesserung am Fernsteuerungsverfahren der adaptiven Vorverzerrung von Übertragungssignalen
EP2136469B1 (de) 2008-06-18 2011-05-18 Nokia Siemens Networks S.p.A. Verfahren zur Übertragungsfunktionslinearisierung von Hochleistungsverstärkern mittels adaptiver Berechnung der Hauptintermodulationsprodukte hochfrequenter harmonischer Auflösung
WO2011141048A1 (en) * 2010-05-10 2011-11-17 Telefonaktiebolaget L M Ericsson (Publ) Higher order constellations based non-linear detection
US20120328050A1 (en) * 2011-06-21 2012-12-27 Telefonaktiebolaget L M Ericsson (Publ) Centralized adaptor architecture for power amplifier linearizations in advanced wireless communication systems

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5910965A (en) * 1995-06-30 1999-06-08 Harris Corporation Adaptive predistortion using over-the-hop feedback
US6173161B1 (en) * 1996-09-25 2001-01-09 Lucent Technologies Inc. Signal improvement by predistortion/postdistortion programmable converter
EP0951769A1 (de) * 1996-12-24 1999-10-27 Gte Government Systems Corporation System zur adaptiven vorverzerrung

Also Published As

Publication number Publication date
EP1280272B1 (de) 2005-01-12
ITMI20011631A0 (it) 2001-07-27
DE60202556T2 (de) 2006-01-05
ITMI20011631A1 (it) 2003-01-27
DE60202556D1 (de) 2005-02-17
ES2236404T3 (es) 2005-07-16
EP1280272A1 (de) 2003-01-29

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