DE69634781D1 - Kleinsignallinearisierung in leistungsschaltverstärkern - Google Patents

Kleinsignallinearisierung in leistungsschaltverstärkern

Info

Publication number
DE69634781D1
DE69634781D1 DE69634781T DE69634781T DE69634781D1 DE 69634781 D1 DE69634781 D1 DE 69634781D1 DE 69634781 T DE69634781 T DE 69634781T DE 69634781 T DE69634781 T DE 69634781T DE 69634781 D1 DE69634781 D1 DE 69634781D1
Authority
DE
Germany
Prior art keywords
amplifiers
power circular
small signaling
signaling
small
Prior art date
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.)
Expired - Lifetime
Application number
DE69634781T
Other languages
English (en)
Other versions
DE69634781T2 (de
Inventor
Armen Adrian
Stephen Danielson
Barrett Meyers
Leo Spiegel
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.)
SigmaTel LLC
Original Assignee
Apogee Technology Inc
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 Apogee Technology Inc filed Critical Apogee Technology Inc
Publication of DE69634781D1 publication Critical patent/DE69634781D1/de
Application granted granted Critical
Publication of DE69634781T2 publication Critical patent/DE69634781T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H03F1/3264—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits in audio 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Amplifiers (AREA)
  • Analogue/Digital Conversion (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE69634781T 1995-11-13 1996-10-31 Kleinsignallinearisierung in leistungsschaltverstärkern Expired - Lifetime DE69634781T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/556,615 US5617058A (en) 1995-11-13 1995-11-13 Digital signal processing for linearization of small input signals to a tri-state power switch
US556615 1995-11-13
PCT/US1996/017650 WO1997018626A1 (en) 1995-11-13 1996-10-31 Small signal linearization in power switching amplifiers

Publications (2)

Publication Number Publication Date
DE69634781D1 true DE69634781D1 (de) 2005-06-30
DE69634781T2 DE69634781T2 (de) 2006-02-02

Family

ID=24222104

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69634781T Expired - Lifetime DE69634781T2 (de) 1995-11-13 1996-10-31 Kleinsignallinearisierung in leistungsschaltverstärkern

Country Status (7)

Country Link
US (1) US5617058A (de)
EP (1) EP0861520B1 (de)
JP (1) JP4212647B2 (de)
AU (1) AU7605196A (de)
CA (1) CA2237633C (de)
DE (1) DE69634781T2 (de)
WO (1) WO1997018626A1 (de)

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JP4212647B2 (ja) 2009-01-21
JP2000500625A (ja) 2000-01-18
US5617058A (en) 1997-04-01
EP0861520A1 (de) 1998-09-02
CA2237633A1 (en) 1997-05-22
EP0861520A4 (de) 2004-10-13
DE69634781T2 (de) 2006-02-02
AU7605196A (en) 1997-06-05
EP0861520B1 (de) 2005-05-25
WO1997018626A1 (en) 1997-05-22
CA2237633C (en) 2003-01-21

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