AU2001228684A1 - Distortion detection for a power amplifier - Google Patents

Distortion detection for a power amplifier

Info

Publication number: AU2001228684A1
Authority: AU; Australia
Prior art keywords: power amplifier; distortion detection; distortion; detection; amplifier
Prior art date: 2000-02-17
Legal status (The legal status 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 status listed.): Abandoned

Application number

AU2001228684A

Inventor

Ronald G. Dann

Steven R. Ring

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Wireless Systems International Ltd

Original Assignee

Wireless Systems International Ltd

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.)

2000-02-17

Filing date

2001-01-29

Publication date

2001-08-27

2001-01-29 Application filed by Wireless Systems International Ltd filed Critical Wireless Systems International Ltd

2001-08-27 Publication of AU2001228684A1 publication Critical patent/AU2001228684A1/en

Status Abandoned legal-status Critical Current

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
- H03F1/3258—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits based on polynomial terms
- 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

Landscapes

Physics & Mathematics (AREA)
Nonlinear Science (AREA)
Engineering & Computer Science (AREA)
Power Engineering (AREA)
Algebra (AREA)
General Physics & Mathematics (AREA)
Mathematical Analysis (AREA)
Mathematical Optimization (AREA)
Pure & Applied Mathematics (AREA)
Amplifiers (AREA)

AU2001228684A 2000-02-17 2001-01-29 Distortion detection for a power amplifier Abandoned AU2001228684A1 (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
GB0003666A GB2359432B (en)	2000-02-17	2000-02-17	Signal detection
GB0003666		2000-02-17
PCT/GB2001/000360 WO2001061841A1 (en)	2000-02-17	2001-01-29	Distortion detection for a power amplifier

Publications (1)

Publication Number	Publication Date
AU2001228684A1 true AU2001228684A1 (en)	2001-08-27

Family

ID=9885787

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AU2001228684A Abandoned AU2001228684A1 (en)	2000-02-17	2001-01-29	Distortion detection for a power amplifier

Country Status (4)

Country	Link
US (1)	US6949975B2 (en)
AU (1)	AU2001228684A1 (en)
GB (1)	GB2359432B (en)
WO (1)	WO2001061841A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US20020027958A1 (en) *	2000-06-22	2002-03-07	Kolanek James C.	Feedback channel signal recovery
GB2394374B (en) *	2002-10-17	2006-06-14	Roke Manor Research	Improvements in or relating to RF transmitters
JP4344367B2 (en)	2005-06-06	2009-10-14	株式会社エヌ・ティ・ティ・ドコモ	Power series predistorter for multi-frequency band
US8306098B1 (en) *	2007-08-15	2012-11-06	Agilent Technologies, Inc.	Method for error display of orthogonal signals
GB0803595D0 (en)	2008-02-27	2008-04-02	Nordnav Technologies Ab	Reducing the distortion of applied modulation
ATE542292T1 (en)	2008-07-02	2012-02-15	Innovaradio S A	PREDISTORTION METHOD AND DEVICE FOR IMPROVING THE PERFORMANCE OF POWER AMPLIFIERS IN WIRELESS DIGITAL COMMUNICATIONS APPLICATIONS
WO2011058197A1 (en) *	2009-11-16	2011-05-19	Innovaradio S.A.	An adaptive digital pre-distortion method and device to enhance the power utility of power amplifiers in wireless digital communication applications
ES2542974T3 (en) *	2010-12-23	2015-08-13	Huawei Technologies Co., Ltd.	Signal processing arrangement and signal processing method
DE102013212067A1 (en)	2013-06-25	2015-01-08	Rohde & Schwarz Gmbh & Co. Kg	Measuring device and measuring method for the detection of simultaneous double transmissions

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2080062B (en) *	1980-07-04	1984-06-27	Marconi Co Ltd	Improvements in or relating to amplifiers
FR2532491A1 (en)	1982-08-24	1984-03-02	Thomson Csf	Linearising device for high-frequency amplifier.
JP3318725B2 (en) *	1994-01-12	2002-08-26	株式会社日立製作所	Analog filter circuit
US5485120A (en) *	1994-07-28	1996-01-16	Aval Communications Inc.	Feed-forward power amplifier system with adaptive control and control method
US5742201A (en) *	1996-01-30	1998-04-21	Spectrian	Polar envelope correction mechanism for enhancing linearity of RF/microwave power amplifier
EP1067676B1 (en) *	1999-06-30	2009-06-17	Alcatel Lucent	Method for linearising a power amplifier over a wide frequency band
US6246286B1 (en) *	1999-10-26	2001-06-12	Telefonaktiebolaget Lm Ericsson	Adaptive linearization of power amplifiers
US6384681B1 (en) *	2000-01-07	2002-05-07	Spectrian Corporation	Swept performance monitor for measuring and correcting RF power amplifier distortion

2000
- 2000-02-17 GB GB0003666A patent/GB2359432B/en not_active Expired - Fee Related
2001
- 2001-01-29 AU AU2001228684A patent/AU2001228684A1/en not_active Abandoned
- 2001-01-29 US US10/204,235 patent/US6949975B2/en not_active Expired - Fee Related
- 2001-01-29 WO PCT/GB2001/000360 patent/WO2001061841A1/en not_active Ceased

Also Published As

Publication number	Publication date
GB2359432A (en)	2001-08-22
GB2359432B (en)	2002-07-03
GB0003666D0 (en)	2000-04-05
WO2001061841A1 (en)	2001-08-23
US6949975B2 (en)	2005-09-27
US20040021514A1 (en)	2004-02-05

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