FI96255C - Desimointisuodatin - Google Patents
DesimointisuodatinInfo
- Publication number
- FI96255C FI96255C FI931531A FI931531A FI96255C FI 96255 C FI96255 C FI 96255C FI 931531 A FI931531 A FI 931531A FI 931531 A FI931531 A FI 931531A FI 96255 C FI96255 C FI 96255C
- Authority
- FI
- Finland
- Prior art keywords
- pct
- decimation filter
- order
- decimation
- sec
- Prior art date
Links
- 238000009795 derivation Methods 0.000 abstract 1
- 230000010354 integration Effects 0.000 abstract 1
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)
- Oscillators With Electromechanical Resonators (AREA)
- Complex Calculations (AREA)
- Color Television Systems (AREA)
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI931531A FI96255C (fi) | 1993-04-05 | 1993-04-05 | Desimointisuodatin |
DE69425322T DE69425322D1 (de) | 1993-04-05 | 1994-03-31 | Dezimationsfilter |
PCT/FI1994/000125 WO1994023492A1 (en) | 1993-04-05 | 1994-03-31 | Decimation filter |
KR1019950704331A KR100302156B1 (ko) | 1993-04-05 | 1994-03-31 | 데시메이션필터 |
EP94911197A EP0693235B1 (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 |
US08/522,361 US5689449A (en) | 1993-04-05 | 1994-03-31 | Decimation filter |
AT94911197T ATE194895T1 (de) | 1993-04-05 | 1994-03-31 | Dezimationsfilter |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI931531 | 1993-04-05 | ||
FI931531A FI96255C (fi) | 1993-04-05 | 1993-04-05 | Desimointisuodatin |
Publications (4)
Publication Number | Publication Date |
---|---|
FI931531A0 FI931531A0 (fi) | 1993-04-05 |
FI931531A FI931531A (fi) | 1994-10-06 |
FI96255B FI96255B (fi) | 1996-02-15 |
FI96255C true FI96255C (fi) | 1996-05-27 |
Family
ID=8537686
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI931531A FI96255C (fi) | 1993-04-05 | 1993-04-05 | Desimointisuodatin |
Country Status (8)
Country | Link |
---|---|
US (1) | US5689449A (fi) |
EP (1) | EP0693235B1 (fi) |
JP (1) | JPH08508374A (fi) |
KR (1) | KR100302156B1 (fi) |
AT (1) | ATE194895T1 (fi) |
DE (1) | DE69425322D1 (fi) |
FI (1) | FI96255C (fi) |
WO (1) | WO1994023492A1 (fi) |
Families Citing this family (18)
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 (fi) * | 1996-12-04 | 1998-09-15 | Nokia Telecommunications Oy | Desimointimenetelmä ja desimointisuodatin |
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 (fi) | 2000-11-03 | 2002-07-15 | Nokia Corp | Suodatusmenetelmä ja suodatin |
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)
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 |
DE3781159D1 (de) * | 1987-12-12 | 1992-09-17 | Itt Ind Gmbh Deutsche | 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 |
-
1993
- 1993-04-05 FI FI931531A patent/FI96255C/fi active
-
1994
- 1994-03-31 DE DE69425322T patent/DE69425322D1/de not_active Expired - Lifetime
- 1994-03-31 KR KR1019950704331A patent/KR100302156B1/ko not_active IP Right Cessation
- 1994-03-31 AT AT94911197T patent/ATE194895T1/de not_active IP Right Cessation
- 1994-03-31 JP JP6521716A patent/JPH08508374A/ja active Pending
- 1994-03-31 WO PCT/FI1994/000125 patent/WO1994023492A1/en active IP Right Grant
- 1994-03-31 EP EP94911197A patent/EP0693235B1/en not_active Expired - Lifetime
- 1994-03-31 US US08/522,361 patent/US5689449A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0693235A1 (en) | 1996-01-24 |
WO1994023492A1 (en) | 1994-10-13 |
EP0693235B1 (en) | 2000-07-19 |
FI931531A (fi) | 1994-10-06 |
US5689449A (en) | 1997-11-18 |
FI931531A0 (fi) | 1993-04-05 |
FI96255B (fi) | 1996-02-15 |
KR100302156B1 (ko) | 2001-10-22 |
ATE194895T1 (de) | 2000-08-15 |
DE69425322D1 (de) | 2000-08-24 |
KR960702211A (ko) | 1996-03-28 |
JPH08508374A (ja) | 1996-09-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BB | Publication of examined application |