ATE513360T1 - Xdsl klasse c-ab treiber - Google Patents

Xdsl klasse c-ab treiber

Info

Publication number
ATE513360T1
ATE513360T1 AT00403694T AT00403694T ATE513360T1 AT E513360 T1 ATE513360 T1 AT E513360T1 AT 00403694 T AT00403694 T AT 00403694T AT 00403694 T AT00403694 T AT 00403694T AT E513360 T1 ATE513360 T1 AT E513360T1
Authority
AT
Austria
Prior art keywords
output signal
driver
xdsl
class
linear amplifier
Prior art date
Application number
AT00403694T
Other languages
English (en)
Inventor
Herman Joris Casier
Joannes Mathilda Josephus Sevenhans
Elve Desiderius Jozef Moons
Original Assignee
Alcatel Lucent
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 Alcatel Lucent filed Critical Alcatel Lucent
Application granted granted Critical
Publication of ATE513360T1 publication Critical patent/ATE513360T1/de

Links

Classifications

    • 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
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/211—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only using a combination of several amplifiers
    • 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
    • H03F1/3223—Modifications of amplifiers to reduce non-linear distortion using feed-forward
    • H03F1/3229—Modifications of amplifiers to reduce non-linear distortion using feed-forward using a loop for error extraction and another loop for error subtraction
    • 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
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/217—Class D power amplifiers; Switching amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/331—Sigma delta modulation being used in an amplifying circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/432—Two or more amplifiers of different type are coupled in parallel at the input or output, e.g. a class D and a linear amplifier, a class B and a class A amplifier
AT00403694T 2000-12-28 2000-12-28 Xdsl klasse c-ab treiber ATE513360T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP00403694A EP1220443B1 (de) 2000-12-28 2000-12-28 xDSL Klasse C-AB Treiber

Publications (1)

Publication Number Publication Date
ATE513360T1 true ATE513360T1 (de) 2011-07-15

Family

ID=8174007

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00403694T ATE513360T1 (de) 2000-12-28 2000-12-28 Xdsl klasse c-ab treiber

Country Status (4)

Country Link
US (1) US6937720B2 (de)
EP (1) EP1220443B1 (de)
JP (1) JP2002252524A (de)
AT (1) ATE513360T1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1401095A1 (de) 2002-09-20 2004-03-24 Alcatel Operationsverstärker-Anordnung
JP4589275B2 (ja) * 2006-07-27 2010-12-01 パナソニック株式会社 デルタシグマ変調型ｄａ変換装置
KR101046785B1 (ko) * 2008-09-12 2011-07-05 서울대학교산학협력단 Ｏｆｄｍ 신호 증폭의 효율을 증강시키기 위한 믹스드 모드ｌｉｎｃ를 사용한 전력 증폭 방법 및 시스템
US7741914B1 (en) * 2008-12-10 2010-06-22 Texas Instruments Incorporated Amplifier system with dynamically-adjusted supply voltage
CN102308474B (zh) 2009-02-05 2015-08-26 日本电气株式会社 功率放大器和功率放大方法
JP5533870B2 (ja) 2009-07-31 2014-06-25 日本電気株式会社 電力増幅装置および方法
WO2011040507A1 (ja) 2009-09-30 2011-04-07 日本電気株式会社 電力増幅器、無線通信機および電力増幅方法
US8564920B1 (en) 2010-07-22 2013-10-22 Adtran, Inc. Smart breaker and related system and method for protecting electrical devices from fault conditions
US8693679B1 (en) 2010-07-22 2014-04-08 Adtran, Inc. Communications system and associated method for reducing power consumption of a telecommunications device
US8564922B1 (en) 2010-07-22 2013-10-22 Adtran, Inc. System and method for protecting telecommunications device from power faults
US9742360B2 (en) * 2015-03-22 2017-08-22 Dsp Group Ltd. Efficient smart wideband linear hybrid CMOS RF power amplifier

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3763437A (en) * 1972-03-15 1973-10-02 Bell Telephone Labor Inc Frequency-shaped amplifier with pedestal amplifying stage
US3815040A (en) * 1973-03-02 1974-06-04 Bell Telephone Labor Inc Feed-forward, error-correcting systems
US3873936A (en) * 1974-03-07 1975-03-25 Bell Telephone Labor Inc Apparatus for reducing distortion in a repeatered transmission system
DE69716899T2 (de) 1997-09-05 2003-07-24 Alcatel Sa Differenzausgangsverstärkeranordnung und Verfahren zur Abstimmung der Ausgangsimpedanz für einen solchen Verstärker
US6075411A (en) * 1997-12-22 2000-06-13 Telefonaktiebolaget Lm Ericsson Method and apparatus for wideband predistortion linearization
US5930128A (en) * 1998-04-02 1999-07-27 Ericsson Inc. Power waveform synthesis using bilateral devices

Also Published As

Publication number Publication date
EP1220443B1 (de) 2011-06-15
US20020084811A1 (en) 2002-07-04
EP1220443A1 (de) 2002-07-03
JP2002252524A (ja) 2002-09-06
US6937720B2 (en) 2005-08-30

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Legal Events

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