FI931531A0 - Decimeringsfilter - Google Patents

Decimeringsfilter

Info

Publication number
FI931531A0
FI931531A0 FI931531A FI931531A FI931531A0 FI 931531 A0 FI931531 A0 FI 931531A0 FI 931531 A FI931531 A FI 931531A FI 931531 A FI931531 A FI 931531A FI 931531 A0 FI931531 A0 FI 931531A0
Authority
FI
Finland
Prior art keywords
pct
decimation filter
order
decimation
sec
Prior art date
Application number
FI931531A
Other languages
English (en)
Finnish (fi)
Other versions
FI96255B (sv
FI96255C (sv
FI931531A (sv
Inventor
Tapio Antero Saramaeki
Tapani Juhani Ritoniemi
Ville Antero Eerola
Timo Kalevi Husu
Eero Juhani Pajarre
Seppo Tapio Ingalsuo
Original Assignee
Tapio Antero Saramaeki
Tapani Juhani Ritoniemi
Ville Antero Eerola
Timo Kalevi Husu
Eero Juhani Pajarre
Seppo Tapio Ingalsuo
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 Tapio Antero Saramaeki, Tapani Juhani Ritoniemi, Ville Antero Eerola, Timo Kalevi Husu, Eero Juhani Pajarre, Seppo Tapio Ingalsuo filed Critical Tapio Antero Saramaeki
Publication of FI931531A0 publication Critical patent/FI931531A0/sv
Priority to FI931531A priority Critical patent/FI96255C/sv
Priority to EP94911197A priority patent/EP0693235B1/en
Priority to JP6521716A priority patent/JPH08508374A/ja
Priority to KR1019950704331A priority patent/KR100302156B1/ko
Priority to PCT/FI1994/000125 priority patent/WO1994023492A1/en
Priority to AT94911197T priority patent/ATE194895T1/de
Priority to US08/522,361 priority patent/US5689449A/en
Priority to DE69425322T priority patent/DE69425322D1/de
Publication of FI931531A publication Critical patent/FI931531A/sv
Publication of FI96255B publication Critical patent/FI96255B/sv
Application granted granted Critical
Publication of FI96255C publication Critical patent/FI96255C/sv

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
    • H03H17/06—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
    • H03H17/0664—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 lower than the input sampling frequency, i.e. decimation
    • 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
    • H03H17/0671—Cascaded integrator-comb [CIC] 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
    • H03H17/0685—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 rational

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Complex Calculations (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Color Television Systems (AREA)
FI931531A 1993-04-05 1993-04-05 Decimeringsfilter FI96255C (sv)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FI931531A FI96255C (sv) 1993-04-05 1993-04-05 Decimeringsfilter
PCT/FI1994/000125 WO1994023492A1 (en) 1993-04-05 1994-03-31 Decimation filter
JP6521716A JPH08508374A (ja) 1993-04-05 1994-03-31 デシメーション・フィルター
KR1019950704331A KR100302156B1 (ko) 1993-04-05 1994-03-31 데시메이션필터
EP94911197A EP0693235B1 (en) 1993-04-05 1994-03-31 Decimation filter
AT94911197T ATE194895T1 (de) 1993-04-05 1994-03-31 Dezimationsfilter
US08/522,361 US5689449A (en) 1993-04-05 1994-03-31 Decimation filter
DE69425322T DE69425322D1 (de) 1993-04-05 1994-03-31 Dezimationsfilter

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI931531A FI96255C (sv) 1993-04-05 1993-04-05 Decimeringsfilter
FI931531 1993-04-05

Publications (4)

Publication Number Publication Date
FI931531A0 true FI931531A0 (sv) 1993-04-05
FI931531A FI931531A (sv) 1994-10-06
FI96255B FI96255B (sv) 1996-02-15
FI96255C FI96255C (sv) 1996-05-27

Family

ID=8537686

Family Applications (1)

Application Number Title Priority Date Filing Date
FI931531A FI96255C (sv) 1993-04-05 1993-04-05 Decimeringsfilter

Country Status (8)

Country Link
US (1) US5689449A (sv)
EP (1) EP0693235B1 (sv)
JP (1) JPH08508374A (sv)
KR (1) KR100302156B1 (sv)
AT (1) ATE194895T1 (sv)
DE (1) DE69425322D1 (sv)
FI (1) FI96255C (sv)
WO (1) WO1994023492A1 (sv)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3210219B2 (ja) * 1995-09-08 2001-09-17 松下電器産業株式会社 櫛形フィルタとそれを用いた送受信装置
US5808924A (en) * 1996-07-08 1998-09-15 Boeing North American, Inc. Decimating IIR filter
FI101915B1 (sv) * 1996-12-04 1998-09-15 Nokia Telecommunications Oy Decimeringsförfarande och decimeringsfilter
CN1184740C (zh) * 1998-01-26 2005-01-12 皇家菲利浦电子有限公司 时间离散滤波器
AUPP271998A0 (en) * 1998-03-31 1998-04-23 Lake Dsp Pty Limited Lookahead sigma-delta modulator
US6087969A (en) * 1998-04-27 2000-07-11 Motorola, Inc. Sigma-delta modulator and method for digitizing a signal
US6161118A (en) * 1998-06-12 2000-12-12 Oak Technology, Inc. Digital comb filter having a cascaded integrator stage with adjustable gain
US6233594B1 (en) * 1998-09-23 2001-05-15 Globespan, Inc. Decimation filter for oversampling analog-to digital converter
DE19919575C1 (de) 1999-04-29 2001-01-11 Siemens Ag Kammfilteranordnung zur Dezimation einer Folge von digitalen Eingangswerten in eine Folge von digitalen Ausgangswerten um einen nicht ganzzahligen Faktor
GB9911750D0 (en) * 1999-05-21 1999-07-21 Hewlett Packard Co Method and apparatus for measuring parameters of an electrical system
US6470365B1 (en) * 1999-08-23 2002-10-22 Motorola, Inc. Method and architecture for complex datapath decimation and channel filtering
FI109383B (sv) * 2000-11-03 2002-07-15 Nokia Corp Filtreringsförfarande och filter
ES2186536B1 (es) * 2001-05-07 2004-02-01 Univ Sevilla Modulador sigma-delta en cascada multifrecuencia.
US6507300B1 (en) * 2001-06-27 2003-01-14 Intel Corporation Variable rate decimator
US20030130751A1 (en) * 2002-01-09 2003-07-10 Freesystems Pte.,Ltd. New filter bank for graphics equalizer implementation
US7685217B2 (en) * 2005-07-26 2010-03-23 Broadcom Corporation Channel-select decimation filter with programmable bandwidth
CN103475335A (zh) * 2013-09-04 2013-12-25 苏州苏尔达信息科技有限公司 一种多相数字降采样滤波器
RU2684190C1 (ru) * 2018-05-18 2019-04-04 Федеральное государственное унитарное предприятие "Государственный научно-исследовательский институт авиационных систем" (ФГУП "ГосНИИАС") Многоскоростной цифровой экстраполятор

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL180895C (nl) * 1978-11-30 1987-05-04 Philips Nv Analoog-digitaal-omzetter.
US4509037A (en) * 1981-06-12 1985-04-02 Gould Inc. Enhanced delta modulation encoder
US4680810A (en) * 1985-06-28 1987-07-14 American Telephone And Telegraph Company, At&T Bell Labs Means for controlling a semiconductor device and communication system comprising the means
EP0320517B1 (de) * 1987-12-12 1992-08-12 Deutsche ITT Industries GmbH Digitales Dezimationsfilter
US4972356A (en) * 1989-05-01 1990-11-20 Motorola, Inc. Systolic IIR decimation filter
US5012244A (en) * 1989-10-27 1991-04-30 Crystal Semiconductor Corporation Delta-sigma modulator with oscillation detect and reset circuit
US4999798A (en) * 1990-03-01 1991-03-12 Motorola, Inc. Transient free interpolating decimator
US5148167A (en) * 1990-04-06 1992-09-15 General Electric Company Sigma-delta oversampled analog-to-digital converter network with chopper stabilization
US5070310A (en) * 1990-08-31 1991-12-03 Motorola, Inc. Multiple latched accumulator fractional N synthesis
NL9100379A (nl) * 1991-03-01 1992-10-01 Philips Nv Sigma-deltamodulator.
US5208594A (en) * 1991-05-02 1993-05-04 Ricoh Company, Ltd. Signal processor that uses a delta-sigma modulation
US5166642A (en) * 1992-02-18 1992-11-24 Motorola, Inc. Multiple accumulator fractional N synthesis with series recombination
JPH05259813A (ja) * 1992-03-03 1993-10-08 Nec Corp ディジタルフィルタ

Also Published As

Publication number Publication date
FI96255B (sv) 1996-02-15
DE69425322D1 (de) 2000-08-24
US5689449A (en) 1997-11-18
JPH08508374A (ja) 1996-09-03
KR100302156B1 (ko) 2001-10-22
ATE194895T1 (de) 2000-08-15
EP0693235B1 (en) 2000-07-19
KR960702211A (ko) 1996-03-28
WO1994023492A1 (en) 1994-10-13
FI96255C (sv) 1996-05-27
FI931531A (sv) 1994-10-06
EP0693235A1 (en) 1996-01-24

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Legal Events

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