DE60023885D1 - Oversampling-schaltkreis und digital/analog-konverter - Google Patents

Oversampling-schaltkreis und digital/analog-konverter

Info

Publication number
DE60023885D1
DE60023885D1 DE60023885T DE60023885T DE60023885D1 DE 60023885 D1 DE60023885 D1 DE 60023885D1 DE 60023885 T DE60023885 T DE 60023885T DE 60023885 T DE60023885 T DE 60023885T DE 60023885 D1 DE60023885 D1 DE 60023885D1
Authority
DE
Germany
Prior art keywords
digital
analog converter
oversampling circuit
oversampling
circuit
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
DE60023885T
Other languages
English (en)
Other versions
DE60023885T2 (de
Inventor
Yukio Koyanagi
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.)
NSC Co Ltd
Original Assignee
Nigata Semitsu Co 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 Nigata Semitsu Co Ltd filed Critical Nigata Semitsu Co Ltd
Publication of DE60023885D1 publication Critical patent/DE60023885D1/de
Application granted granted Critical
Publication of DE60023885T2 publication Critical patent/DE60023885T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0248—Filters characterised by a particular frequency response or filtering method
    • H03H17/028—Polynomial filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/06—Non-recursive filters
    • H03H17/0621—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing
    • H03H17/0635—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies
    • H03H17/065—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies the ratio being integer
    • H03H17/0657—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies the ratio being integer where the output-delivery frequency is higher than the input sampling frequency, i.e. interpolation
    • 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
    • H03M3/50—Digital/analogue converters using delta-sigma modulation as an intermediate step
    • H03M3/508—Details relating to the interpolation process

Landscapes

  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Complex Calculations (AREA)
  • Analogue/Digital Conversion (AREA)
DE60023885T 1999-12-17 2000-12-15 Oversampling-schaltkreis und digital/analog-konverter Expired - Fee Related DE60023885T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP36005399 1999-12-17
JP36005399A JP2001177414A (ja) 1999-12-17 1999-12-17 オーバーサンプリング処理回路およびデジタル−アナログ変換器
PCT/JP2000/008901 WO2001045268A1 (fr) 1999-12-17 2000-12-15 Circuit de surechantillonnage et convertisseur numerique/analogique

Publications (2)

Publication Number Publication Date
DE60023885D1 true DE60023885D1 (de) 2005-12-15
DE60023885T2 DE60023885T2 (de) 2006-07-20

Family

ID=18467670

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60023885T Expired - Fee Related DE60023885T2 (de) 1999-12-17 2000-12-15 Oversampling-schaltkreis und digital/analog-konverter

Country Status (7)

Country Link
US (1) US6486815B1 (de)
EP (1) EP1187334B1 (de)
JP (1) JP2001177414A (de)
CN (1) CN1158772C (de)
DE (1) DE60023885T2 (de)
HK (1) HK1044081B (de)
WO (1) WO2001045268A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4397488B2 (ja) * 1999-12-17 2010-01-13 Ｎｓｃ株式会社 オーバーサンプリング処理回路およびデジタル−アナログ変換器
US8981982B2 (en) * 2013-04-05 2015-03-17 Maxlinear, Inc. Multi-zone data converters

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7708150A (nl) * 1977-07-22 1979-01-24 Philips Nv Integrerende kode-omzetter.
US4704600A (en) * 1985-02-04 1987-11-03 Nippon Telegraph And Telephone Corporation Oversampling converter
JPS63108237A (ja) 1986-10-24 1988-05-13 New Japan Radio Co Ltd 周波数掃引型ラジオメ−タ
JPS63108237U (de) * 1986-12-27 1988-07-12
JP2650711B2 (ja) * 1988-03-25 1997-09-03 株式会社日立製作所 オーバーサンプリングａ／ｄ変換器
JP2583610B2 (ja) * 1989-07-07 1997-02-19 三菱電機株式会社 Ａ／ｄ、ｄ／ａ変換装置
JP2659608B2 (ja) 1990-06-29 1997-09-30 アルパイン株式会社 Ｄａコンバータ
WO1999038090A1 (fr) 1998-01-26 1999-07-29 Fluency Research & Development Co., Ltd. Systeme d'interpolation de donnees

Also Published As

Publication number Publication date
US6486815B1 (en) 2002-11-26
EP1187334B1 (de) 2005-11-09
CN1340245A (zh) 2002-03-13
JP2001177414A (ja) 2001-06-29
DE60023885T2 (de) 2006-07-20
US20020190883A1 (en) 2002-12-19
HK1044081B (zh) 2005-04-22
WO2001045268A1 (fr) 2001-06-21
EP1187334A1 (de) 2002-03-13
EP1187334A4 (de) 2003-03-12
HK1044081A1 (en) 2002-10-04
CN1158772C (zh) 2004-07-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee