SG102023A1 - Xdsl feedback class c-ab driver - Google Patents

Xdsl feedback class c-ab driver

Info

Publication number
SG102023A1
SG102023A1 SG200108026A SG200108026A SG102023A1 SG 102023 A1 SG102023 A1 SG 102023A1 SG 200108026 A SG200108026 A SG 200108026A SG 200108026 A SG200108026 A SG 200108026A SG 102023 A1 SG102023 A1 SG 102023A1
Authority
SG
Singapore
Prior art keywords
signal
output
output signal
input
terminal
Prior art date
Application number
SG200108026A
Other languages
English (en)
Inventor
Mathilda Josephus Seve Joannes
Joris Casier Herman
Desiderius Josef Moons Elve
Original Assignee
Cit Alcatel
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 Cit Alcatel filed Critical Cit Alcatel
Publication of SG102023A1 publication Critical patent/SG102023A1/en

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
    • H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
    • 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
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
SG200108026A 2000-12-28 2001-12-20 Xdsl feedback class c-ab driver SG102023A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP00403693A EP1220442B1 (en) 2000-12-28 2000-12-28 XDSL feedback class c-ab driver

Publications (1)

Publication Number Publication Date
SG102023A1 true SG102023A1 (en) 2004-02-27

Family

ID=8174006

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200108026A SG102023A1 (en) 2000-12-28 2001-12-20 Xdsl feedback class c-ab driver

Country Status (6)

Country Link
US (1) US6529071B2 (xx)
EP (1) EP1220442B1 (xx)
AT (1) ATE322760T1 (xx)
DE (1) DE60027178T2 (xx)
IL (1) IL147224A0 (xx)
SG (1) SG102023A1 (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1401095A1 (en) 2002-09-20 2004-03-24 Alcatel Operational amplifier arrangement
US7839994B1 (en) 2005-03-01 2010-11-23 Marvell International Ltd. Class A-B line driver for gigabit Ethernet
KR20080003902A (ko) * 2005-04-20 2008-01-08 엔엑스피 비 브이 전력 공급 시스템 및 그것을 포함하는 장치

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3873936A (en) * 1974-03-07 1975-03-25 Bell Telephone Labor Inc Apparatus for reducing distortion in a repeatered transmission system
US4523152A (en) * 1982-04-01 1985-06-11 Unisearch Limited High-efficiency feedforward-error-correction amplifier
US5930128A (en) * 1998-04-02 1999-07-27 Ericsson Inc. Power waveform synthesis using bilateral devices

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5825244A (en) * 1995-01-20 1998-10-20 Crystal Semiconductor Low power class AB integrated circuit amplifier having improved linearity when driving high impedance loads
US6281751B1 (en) * 1999-08-16 2001-08-28 Cirrus Logic, Inc. Frequency compensation for single-ended class AB operational amplifiers with fully-differential input stages
US6374043B1 (en) * 2001-03-30 2002-04-16 Texas Instruments Incorporated Fully-integrated VCM driver with controlled and predictable Class-AB linear operation

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3873936A (en) * 1974-03-07 1975-03-25 Bell Telephone Labor Inc Apparatus for reducing distortion in a repeatered transmission system
US4523152A (en) * 1982-04-01 1985-06-11 Unisearch Limited High-efficiency feedforward-error-correction amplifier
US5930128A (en) * 1998-04-02 1999-07-27 Ericsson Inc. Power waveform synthesis using bilateral devices

Also Published As

Publication number Publication date
IL147224A0 (en) 2002-08-14
DE60027178T2 (de) 2007-01-04
DE60027178D1 (de) 2006-05-18
ATE322760T1 (de) 2006-04-15
US20020084774A1 (en) 2002-07-04
US6529071B2 (en) 2003-03-04
EP1220442B1 (en) 2006-04-05
EP1220442A1 (en) 2002-07-03

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