DE69228987T2 - Analog-und digitalwandler - Google Patents

Analog-und digitalwandler

Info

Publication number
DE69228987T2
DE69228987T2 DE69228987T DE69228987T DE69228987T2 DE 69228987 T2 DE69228987 T2 DE 69228987T2 DE 69228987 T DE69228987 T DE 69228987T DE 69228987 T DE69228987 T DE 69228987T DE 69228987 T2 DE69228987 T2 DE 69228987T2
Authority
DE
Germany
Prior art keywords
analog
digital converter
converter
digital
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 - Fee Related
Application number
DE69228987T
Other languages
English (en)
Other versions
DE69228987D1 (de
Inventor
Peter Graham Craven
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.)
Cirrus Logic Inc
Original Assignee
B&W Loudspeakers 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.)
Filing date
Publication date
Application filed by B&W Loudspeakers Ltd filed Critical B&W Loudspeakers Ltd
Publication of DE69228987D1 publication Critical patent/DE69228987D1/de
Application granted granted Critical
Publication of DE69228987T2 publication Critical patent/DE69228987T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66Digital/analogue converters
    • H03M1/82Digital/analogue converters with intermediate conversion to time interval
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00Analogue/digital conversion; Digital/analogue conversion
    • H03M1/10Calibration or testing
    • H03M1/1009Calibration
    • H03M1/1033Calibration over the full range of the converter, e.g. for correcting differential non-linearity
    • H03M1/1038Calibration over the full range of the converter, e.g. for correcting differential non-linearity by storing corrected or correction values in one or more digital look-up tables
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12Analogue/digital converters
    • H03M1/20Increasing resolution using an n bit system to obtain n + m bits
    • H03M1/208Increasing resolution using an n bit system to obtain n + m bits by prediction
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00Conversion of analogue values to or from differential modulation
    • H03M3/30Delta-sigma modulation
    • H03M3/50Digital/analogue converters using delta-sigma modulation as an intermediate step
    • H03M3/502Details of the final digital/analogue conversion following the digital delta-sigma modulation
    • H03M3/506Details of the final digital/analogue conversion following the digital delta-sigma modulation the final digital/analogue converter being constituted by a pulse width modulator
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12Analogue/digital converters
    • H03M1/50Analogue/digital converters with intermediate conversion to time interval
    • H03M1/504Analogue/digital converters with intermediate conversion to time interval using pulse width modulation
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66Digital/analogue converters
    • H03M1/82Digital/analogue converters with intermediate conversion to time interval
    • H03M1/822Digital/analogue converters with intermediate conversion to time interval using pulse width modulation
DE69228987T 1991-02-22 1992-02-21 Analog-und digitalwandler Expired - Fee Related DE69228987T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB919103777A GB9103777D0 (en) 1991-02-22 1991-02-22 Analogue and digital convertors
PCT/GB1992/000312 WO1992015153A2 (en) 1991-02-22 1992-02-21 Analogue and digital convertors

Publications (2)

Publication Number Publication Date
DE69228987D1 DE69228987D1 (de) 1999-05-27
DE69228987T2 true DE69228987T2 (de) 1999-12-02

Family

ID=10690440

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69228987T Expired - Fee Related DE69228987T2 (de) 1991-02-22 1992-02-21 Analog-und digitalwandler
DE69233616T Expired - Lifetime DE69233616D1 (de) 1991-02-22 1992-02-21 Vermeidung von Übersteuerung eines Quantisierers in Analog- und Digitalwandlern

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69233616T Expired - Lifetime DE69233616D1 (de) 1991-02-22 1992-02-21 Vermeidung von Übersteuerung eines Quantisierers in Analog- und Digitalwandlern

Country Status (9)

Country Link
US (4) US5548286A (de)
EP (2) EP0887937B1 (de)
JP (1) JP3226099B2 (de)
KR (1) KR100276013B1 (de)
CA (1) CA2107799C (de)
DE (2) DE69228987T2 (de)
GB (1) GB9103777D0 (de)
HK (1) HK1000724A1 (de)
WO (1) WO1992015153A2 (de)

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* Cited by examiner, † Cited by third party
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KR930703741A (ko) 1993-11-30
WO1992015153A3 (en) 1992-10-15
DE69228987D1 (de) 1999-05-27
EP0887937B1 (de) 2006-04-12
US5548286A (en) 1996-08-20
CA2107799A1 (en) 1992-08-23
HK1000724A1 (en) 2000-03-17
EP0573472A1 (de) 1993-12-15
WO1992015153A2 (en) 1992-09-03
DE69233616D1 (de) 2006-05-24
US6232899B1 (en) 2001-05-15
EP0887937A3 (de) 1999-02-10
JP3226099B2 (ja) 2001-11-05
EP0573472B1 (de) 1999-04-21
US5784017A (en) 1998-07-21
EP0887937A2 (de) 1998-12-30
KR100276013B1 (ko) 2000-12-15
GB9103777D0 (en) 1991-04-10
CA2107799C (en) 2004-03-30
JPH06508484A (ja) 1994-09-22
US6031481A (en) 2000-02-29

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