FI922857L - Foerfarande och anordning foer behandling av bandpassignaler - Google Patents

Foerfarande och anordning foer behandling av bandpassignaler Download PDF

Info

Publication number
FI922857L
FI922857L FI922857A FI922857A FI922857L FI 922857 L FI922857 L FI 922857L FI 922857 A FI922857 A FI 922857A FI 922857 A FI922857 A FI 922857A FI 922857 L FI922857 L FI 922857L
Authority
FI
Finland
Prior art keywords
bandpassignaler
anordning foer
och anordning
foerfarande och
foer behandling
Prior art date
Application number
FI922857A
Other languages
English (en)
Finnish (fi)
Other versions
FI922857A0 (fi
FI922857A7 (fi
Inventor
Hans-Joachim Dressler
Ingo Lipp
Original Assignee
Aeg Mobile Communication
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 Aeg Mobile Communication filed Critical Aeg Mobile Communication
Publication of FI922857A0 publication Critical patent/FI922857A0/fi
Publication of FI922857A7 publication Critical patent/FI922857A7/fi
Publication of FI922857L publication Critical patent/FI922857L/fi

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/458—Analogue/digital converters using delta-sigma modulation as an intermediate step
    • H03M3/464—Details of the digital/analogue conversion in the feedback path
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/39—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators
    • H03M3/402—Arrangements specific to bandpass modulators
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/39—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators
    • H03M3/412—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution
    • H03M3/422—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only
    • H03M3/43—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only the quantiser being a single bit one
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/39—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators
    • H03M3/436—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type
    • H03M3/438—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type the modulator having a higher order loop filter in the feedforward path
    • H03M3/45—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type the modulator having a higher order loop filter in the feedforward path with distributed feedforward inputs, i.e. with forward paths from the modulator input to more than one filter stage
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/39—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators
    • H03M3/436—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type
    • H03M3/438—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type the modulator having a higher order loop filter in the feedforward path
    • H03M3/454—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type the modulator having a higher order loop filter in the feedforward path with distributed feedback, i.e. with feedback paths from the quantiser output to more than one filter stage

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Networks Using Active Elements (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Filters And Equalizers (AREA)
  • Stereo-Broadcasting Methods (AREA)
FI922857A 1991-06-19 1992-06-18 Foerfarande och anordning foer behandling av bandpassignaler FI922857L (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4120160A DE4120160A1 (de) 1991-06-19 1991-06-19 Verfahren und anordnung zur verarbeitung von bandpasssignalen

Publications (3)

Publication Number Publication Date
FI922857A0 FI922857A0 (fi) 1992-06-18
FI922857A7 FI922857A7 (fi) 1992-12-20
FI922857L true FI922857L (fi) 1992-12-20

Family

ID=6434249

Family Applications (1)

Application Number Title Priority Date Filing Date
FI922857A FI922857L (fi) 1991-06-19 1992-06-18 Foerfarande och anordning foer behandling av bandpassignaler

Country Status (5)

Country Link
EP (1) EP0521315B1 (Sortimente)
AT (1) ATE152869T1 (Sortimente)
DE (2) DE4120160A1 (Sortimente)
FI (1) FI922857L (Sortimente)
NO (1) NO304169B1 (Sortimente)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6334219B1 (en) 1994-09-26 2001-12-25 Adc Telecommunications Inc. Channel selection for a hybrid fiber coax network
USRE42236E1 (en) 1995-02-06 2011-03-22 Adc Telecommunications, Inc. Multiuse subcarriers in multipoint-to-point communication using orthogonal frequency division multiplexing
US7280564B1 (en) 1995-02-06 2007-10-09 Adc Telecommunications, Inc. Synchronization techniques in multipoint-to-point communication using orthgonal frequency division multiplexing

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1184660A (en) * 1981-06-12 1985-03-26 Robert W. Harris Enhanced delta modulation encoder
DE3924505A1 (de) * 1989-07-25 1991-01-31 Ant Nachrichtentech Hochaufloesender a/d-umsetzer
DE3943072A1 (de) * 1989-12-27 1991-07-11 Licentia Gmbh Ein interpolativer a/d umsetzer fuer bandpasssignale

Also Published As

Publication number Publication date
EP0521315A2 (de) 1993-01-07
FI922857A0 (fi) 1992-06-18
EP0521315B1 (de) 1997-05-07
NO304169B1 (no) 1998-11-02
DE59208444D1 (de) 1997-06-12
ATE152869T1 (de) 1997-05-15
DE4120160A1 (de) 1992-12-24
NO922267L (no) 1992-12-21
FI922857A7 (fi) 1992-12-20
NO922267D0 (no) 1992-06-10
EP0521315A3 (Sortimente) 1994-03-23

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