ATE249694T1 - Vorrichtung zur vorverzerrung eines eingangssignals für einen leistungsverstärker unter verwendung von nicht orthogonalen koordinaten - Google Patents

Vorrichtung zur vorverzerrung eines eingangssignals für einen leistungsverstärker unter verwendung von nicht orthogonalen koordinaten

Info

Publication number
ATE249694T1
ATE249694T1 AT00910707T AT00910707T ATE249694T1 AT E249694 T1 ATE249694 T1 AT E249694T1 AT 00910707 T AT00910707 T AT 00910707T AT 00910707 T AT00910707 T AT 00910707T AT E249694 T1 ATE249694 T1 AT E249694T1
Authority
AT
Austria
Prior art keywords
input signal
power amplifier
distortion
transmission characteristic
linear transmission
Prior art date
Application number
AT00910707T
Other languages
English (en)
Inventor
Rainer Perthold
Gerald Ulbricht
Heinz Gerhaeuser
Original Assignee
Fraunhofer Ges Forschung
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 Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Application granted granted Critical
Publication of ATE249694T1 publication Critical patent/ATE249694T1/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
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
AT00910707T 2000-02-24 2000-02-24 Vorrichtung zur vorverzerrung eines eingangssignals für einen leistungsverstärker unter verwendung von nicht orthogonalen koordinaten ATE249694T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2000/001542 WO2001063752A1 (en) 2000-02-24 2000-02-24 System for pre-distorting an input signal for a power amplifier using non-orthogonal coordinates

Publications (1)

Publication Number Publication Date
ATE249694T1 true ATE249694T1 (de) 2003-09-15

Family

ID=8163851

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00910707T ATE249694T1 (de) 2000-02-24 2000-02-24 Vorrichtung zur vorverzerrung eines eingangssignals für einen leistungsverstärker unter verwendung von nicht orthogonalen koordinaten

Country Status (9)

Country Link
US (1) US6630862B1 (de)
EP (1) EP1258079B1 (de)
AT (1) ATE249694T1 (de)
AU (1) AU2000232821A1 (de)
DE (1) DE60005223T2 (de)
DK (1) DK1258079T3 (de)
ES (1) ES2203433T3 (de)
PT (1) PT1258079E (de)
WO (1) WO2001063752A1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2376613B (en) * 2001-06-15 2005-01-05 Wireless Systems Int Ltd Methods and apparatus for signal distortion correction
GB0123494D0 (en) * 2001-09-28 2001-11-21 Roke Manor Research Polynormial pre-disorter
DE60213193T2 (de) * 2002-01-11 2007-06-21 Mitsubishi Electric Information Technology Centre Europe B.V. Verfahren für eine Aufwärtsstrecken-Vorverzerrung für ein MC-CDMA-Telekommunnikationssystem
WO2003098854A1 (en) * 2002-05-15 2003-11-27 Thomson Licensing S.A. Ofdm equalizer filter with shared multiplier
EP1800396B1 (de) 2004-09-15 2015-01-14 Unwired Planet International Limited Anordnung und verfahren in bezug auf signalvorverzerrung
US7511574B2 (en) * 2005-02-17 2009-03-31 Hitachi Kokusai Electric Inc. Predistorter
US8295790B2 (en) * 2009-12-10 2012-10-23 Vyycore Ltd. Apparatus and method for pre-distorting and amplifying a signal
TWI407686B (zh) * 2010-06-11 2013-09-01 Realtek Semiconductor Corp 應用於功率放大器之補償裝置、決定功率放大器之預失真值的方法以及補償功率放大器之線性度的方法
US9882602B2 (en) * 2011-06-29 2018-01-30 Qualcomm Incorporated Global navigation satellite system receiver with filter bypass mode for improved sensitivity
CN105531975B (zh) * 2013-08-30 2019-08-20 弗劳恩霍夫应用研究促进协会 用于发送具有恒定包络的信号的方法和装置
US10033413B2 (en) * 2016-05-19 2018-07-24 Analog Devices Global Mixed-mode digital predistortion
US10224970B2 (en) 2016-05-19 2019-03-05 Analog Devices Global Wideband digital predistortion
CN107132511B (zh) * 2017-05-11 2020-01-21 中国科学院电子学研究所 一种精确的雷达线性调频源预失真方法
US12401332B2 (en) 2021-09-16 2025-08-26 Qorvo Us, Inc. Phase and amplitude error correction in a transmission circuit
US12284003B2 (en) 2021-09-16 2025-04-22 Qorvo Us, Inc. Phase and amplitude error correction in a transmission circuit
US12323174B2 (en) 2021-09-16 2025-06-03 Qorvo Us, Inc. Amplitude-to-phase error correction in a transceiver circuit
EP4466795A1 (de) 2022-01-18 2024-11-27 Qorvo US, Inc. Linearisierter front-end-betrieb mit informationen aus einer basisbandschaltung
US12273081B2 (en) 2022-01-27 2025-04-08 Qorvo Us, Inc. Voltage ripple reduction in a power management circuit
US12549138B1 (en) 2022-04-12 2026-02-10 Qorvo Us, Inc. Bandwidth adaptation in a transmission circuit
US12489402B2 (en) 2022-05-31 2025-12-02 Qorvo Us, Inc. Voltage ripple reduction in a power management circuit
US12381525B2 (en) 2022-06-28 2025-08-05 Qorvo Us, Inc. Amplifier system
US12456957B2 (en) 2023-01-20 2025-10-28 Qorvo Us, Inc. Amplitude and phase error correction in a wireless communication circuit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5111155A (en) * 1991-03-04 1992-05-05 Motorola, Inc. Distortion compensation means and method
JP2967699B2 (ja) * 1995-03-06 1999-10-25 日本電気株式会社 送信装置
US5923712A (en) * 1997-05-05 1999-07-13 Glenayre Electronics, Inc. Method and apparatus for linear transmission by direct inverse modeling
US6600792B2 (en) * 1998-06-26 2003-07-29 Qualcomm Incorporated Predistortion technique for high power amplifiers
IT1313906B1 (it) * 1999-06-15 2002-09-26 Cit Alcatel Precorrezione digitale adattiva di non-linearita' introdotte daamplicatori di potenza.

Also Published As

Publication number Publication date
DK1258079T3 (da) 2003-12-22
PT1258079E (pt) 2004-02-27
US6630862B1 (en) 2003-10-07
DE60005223D1 (de) 2003-10-16
EP1258079A1 (de) 2002-11-20
WO2001063752A1 (en) 2001-08-30
AU2000232821A1 (en) 2001-09-03
DE60005223T2 (de) 2004-07-15
ES2203433T3 (es) 2004-04-16
EP1258079B1 (de) 2003-09-10

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