FR2714549B1 - Filtre numérique et convertisseur analogique-numérique à suréchantillonnage employant ce filtre. - Google Patents

Filtre numérique et convertisseur analogique-numérique à suréchantillonnage employant ce filtre.

Info

Publication number
FR2714549B1
FR2714549B1 FR9412280A FR9412280A FR2714549B1 FR 2714549 B1 FR2714549 B1 FR 2714549B1 FR 9412280 A FR9412280 A FR 9412280A FR 9412280 A FR9412280 A FR 9412280A FR 2714549 B1 FR2714549 B1 FR 2714549B1
Authority
FR
France
Prior art keywords
filter
digital
oversampling analog
digital converter
converter
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
FR9412280A
Other languages
English (en)
Other versions
FR2714549A1 (fr
Inventor
Katsuyoshi Shimada
Takeshi Kikuchi
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.)
Fuji Facom Corp
Fujifacom Corp
Original Assignee
Fuji Facom Corp
Fujifacom Corp
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 Fuji Facom Corp, Fujifacom Corp filed Critical Fuji Facom Corp
Publication of FR2714549A1 publication Critical patent/FR2714549A1/fr
Application granted granted Critical
Publication of FR2714549B1 publication Critical patent/FR2714549B1/fr
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
    • H03H17/0264—Filter sets with mutual related characteristics
    • H03H17/0266—Filter banks
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0294—Variable filters; Programmable filters

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Analogue/Digital Conversion (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Complex Calculations (AREA)
FR9412280A 1993-12-28 1994-10-14 Filtre numérique et convertisseur analogique-numérique à suréchantillonnage employant ce filtre. Expired - Fee Related FR2714549B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5338575A JP3066241B2 (ja) 1993-12-28 1993-12-28 ディジタルフィルタ及び同ディジタルフィルタを用いたオーバサンプリング型アナログ／ディジタル変換器

Publications (2)

Publication Number Publication Date
FR2714549A1 FR2714549A1 (fr) 1995-06-30
FR2714549B1 true FR2714549B1 (fr) 1997-01-17

Family

ID=18319468

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9412280A Expired - Fee Related FR2714549B1 (fr) 1993-12-28 1994-10-14 Filtre numérique et convertisseur analogique-numérique à suréchantillonnage employant ce filtre.

Country Status (3)

Country Link
US (1) US5506798A (fr)
JP (1) JP3066241B2 (fr)
FR (1) FR2714549B1 (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5646621A (en) * 1994-11-02 1997-07-08 Advanced Micro Devices, Inc. Delta-sigma ADC with multi-stage decimation filter and gain compensation filter
US5600674A (en) * 1995-03-02 1997-02-04 Motorola Inc. Method and apparatus of an enhanced digital signal processor
US5696708A (en) * 1995-03-30 1997-12-09 Crystal Semiconductor Digital filter with decimated frequency response
US5838598A (en) * 1995-12-12 1998-11-17 Analog Devices, Inc. Method and apparatus for gain correction of a sigma-delta converter
US5935199A (en) * 1997-06-27 1999-08-10 Cirrus Logic, Inc. Dc accurate multi-rate digital filter with common coefficient set and dc gain correction
KR100287894B1 (ko) * 1998-03-05 2001-05-02 김영환 콤필터의미분기
US6041339A (en) * 1998-03-27 2000-03-21 Ess Technology, Inc. Efficient decimation filtering
JP3584027B2 (ja) * 2002-03-12 2004-11-04 沖電気工業株式会社 デジタルフィルタ
US7016715B2 (en) * 2003-01-13 2006-03-21 Nellcorpuritan Bennett Incorporated Selection of preset filter parameters based on signal quality
JP4318553B2 (ja) * 2004-01-23 2009-08-26 三洋電機株式会社 画像信号処理装置
JP4563310B2 (ja) * 2005-12-01 2010-10-13 パナソニック株式会社 無線受信機
US7528745B2 (en) * 2006-02-15 2009-05-05 Qualcomm Incorporated Digital domain sampling rate converter
TWI326971B (en) * 2006-10-11 2010-07-01 Via Tech Inc Filter bank and the method for improving the performance thereof
JP2010103927A (ja) * 2008-10-27 2010-05-06 Asahi Kasei Electronics Co Ltd ゲイン調整回路、ａ／ｄ変換装置、ゲイン調整方法
WO2010071519A1 (fr) * 2008-12-18 2010-06-24 Telefonaktiebolaget L M Ericsson (Publ) Systèmes et procédés de filtrage d'un signal
JP5931204B2 (ja) * 2012-08-13 2016-06-08 三菱電機株式会社 信号生成装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4701874A (en) * 1983-04-06 1987-10-20 Nec Corporation Digital signal processing apparatus
US4802111A (en) * 1986-03-10 1989-01-31 Zoran Corporation Cascadable digital filter processor employing moving coefficients
US4766561A (en) * 1986-06-26 1988-08-23 Motorola, Inc. Method and apparatus for implementing multiple filters with shared components
DE3916256A1 (de) * 1989-05-18 1990-11-22 Ant Nachrichtentech Digitalfilter mit daempfungs- und phasengangentzerrung
GB2236452B (en) * 1989-07-14 1993-12-08 Tektronix Inc Coefficient reduction in a low ratio sampling rate converter
US5001661A (en) * 1990-01-23 1991-03-19 Motorola, Inc. Data processor with combined adaptive LMS and general multiplication functions

Also Published As

Publication number Publication date
JPH07202633A (ja) 1995-08-04
FR2714549A1 (fr) 1995-06-30
JP3066241B2 (ja) 2000-07-17
US5506798A (en) 1996-04-09

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20070629