DE69923259D1 - Digitaler Filter - Google Patents

Digitaler Filter

Info

Publication number
DE69923259D1
DE69923259D1 DE69923259T DE69923259T DE69923259D1 DE 69923259 D1 DE69923259 D1 DE 69923259D1 DE 69923259 T DE69923259 T DE 69923259T DE 69923259 T DE69923259 T DE 69923259T DE 69923259 D1 DE69923259 D1 DE 69923259D1
Authority
DE
Germany
Prior art keywords
digital filter
digital
filter
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
DE69923259T
Other languages
English (en)
Other versions
DE69923259T2 (de
Inventor
Keizo Okuno
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.)
Sharp Corp
Original Assignee
Sharp 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 Sharp Corp filed Critical Sharp Corp
Application granted granted Critical
Publication of DE69923259D1 publication Critical patent/DE69923259D1/de
Publication of DE69923259T2 publication Critical patent/DE69923259T2/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
    • H03H17/06—Non-recursive filters

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Complex Calculations (AREA)
  • Picture Signal Circuits (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Analogue/Digital Conversion (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
DE1999623259 1998-07-22 1999-07-02 Digitaler Filter Expired - Fee Related DE69923259T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP20694198A JP3181879B2 (ja) 1998-07-22 1998-07-22 送信装置
JP20694198 1998-07-22

Publications (2)

Publication Number Publication Date
DE69923259D1 true DE69923259D1 (de) 2005-02-24
DE69923259T2 DE69923259T2 (de) 2006-03-23

Family

ID=16531581

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1999623259 Expired - Fee Related DE69923259T2 (de) 1998-07-22 1999-07-02 Digitaler Filter

Country Status (4)

Country Link
US (1) US6668013B1 (de)
EP (1) EP0975091B1 (de)
JP (1) JP3181879B2 (de)
DE (1) DE69923259T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6940897B2 (en) * 2001-02-27 2005-09-06 Analog Devices, Inc. System and method for a highly-programmable FIR filter
KR100419791B1 (ko) * 2002-06-14 2004-02-25 피앤피네트워크 주식회사 유한 임펄스응답 필터
EP1676364B1 (de) * 2003-10-16 2015-03-18 Tessera Advanced Technologies, Inc. Zeitbasiseinstellung in einer datenverarbeitungseinrichtung
WO2005078925A1 (ja) * 2004-02-17 2005-08-25 Neuro Solution Corp. デジタルフィルタの設計方法および装置、デジタルフィルタ設計用プログラム、デジタルフィルタ
JPWO2005104365A1 (ja) * 2004-04-19 2008-03-13 有限会社ニューロソリューション デジタルフィルタの設計方法および設計装置、デジタルフィルタ設計用プログラム、デジタルフィルタ、所望周波数特性の数値列の生成方法および生成装置、所望周波数特性の数値列生成用プログラム
US7882164B1 (en) * 2004-09-24 2011-02-01 University Of Southern California Image convolution engine optimized for use in programmable gate arrays
US7693923B2 (en) * 2004-11-12 2010-04-06 Mediatek Inc. Digital filter system whose stopband roots lie on unit circle of complex plane and associated method
DE102006053508A1 (de) * 2006-11-14 2008-05-15 Zinoviy, Lerner, Dipl.-Ing. Verfahren zur digitalen Signalverarbeitung
KR100905153B1 (ko) 2007-12-31 2009-06-29 포스데이타 주식회사 디지털 업다운 컨버터용 필터, 인터폴레이션 필터, 및데시메이션 필터
JP4917136B2 (ja) * 2009-09-29 2012-04-18 インターナショナル・ビジネス・マシーンズ・コーポレーション 信号をデジタル的にフィルタリング（パルスシェイプ）する方法、回路、および、プログラム
WO2016004416A1 (en) * 2014-07-03 2016-01-07 Ess Technology, Inc. Semi-analog fir filter with high impedance state
US9647640B2 (en) 2014-07-03 2017-05-09 Ess Technology, Inc. Semi-analog FIR filter with high impedance state
US9898286B2 (en) * 2015-05-05 2018-02-20 Intel Corporation Packed finite impulse response (FIR) filter processors, methods, systems, and instructions
WO2018015412A1 (en) * 2016-07-21 2018-01-25 Microchip Technology Germany Gmbh Digital filter with confidence input
CN107911099B (zh) * 2017-12-27 2024-05-10 南京天际易达通信技术有限公司 一种数字成形滤波方法及滤波装置
TWI768504B (zh) * 2020-10-12 2022-06-21 瑞昱半導體股份有限公司 濾波器電路與信號處理方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59105712A (ja) 1982-12-09 1984-06-19 Fujitsu Ltd デイジタルフイルタ
JPS6426204A (en) 1987-07-22 1989-01-27 Sekisui Chemical Co Ltd Pid controller
JP3089630B2 (ja) * 1989-03-30 2000-09-18 ソニー株式会社 サンプリングレート変換装置
JPH0444410A (ja) 1990-06-11 1992-02-14 Fujitsu General Ltd ディジタルフィルタ回路
JP2591338B2 (ja) * 1990-11-20 1997-03-19 松下電器産業株式会社 サブサンプル装置、補間装置、送信装置、受信装置および記録媒体
JP3318753B2 (ja) * 1991-12-05 2002-08-26 ソニー株式会社 積和演算装置および積和演算方法
JPH0646096A (ja) 1992-05-27 1994-02-18 Sanyo Electric Co Ltd デジタル復調器
JPH06132780A (ja) 1992-10-16 1994-05-13 Matsushita Electric Ind Co Ltd デジタル信号の周波数変換方法、及び変換回路
US5420891A (en) * 1993-03-18 1995-05-30 New Jersey Institute Of Technology Multiplierless 2-band perfect reconstruction quadrature mirror filter (PR-QMF) banks
WO1994022218A1 (en) * 1993-03-23 1994-09-29 Sony Corporation Rate converter and imaging apparatus
JPH06303105A (ja) 1993-04-15 1994-10-28 Icom Inc ９０度ディジタル移相器
JPH0744422A (ja) 1993-07-30 1995-02-14 Fujitsu Ltd 監視システム
JP3542180B2 (ja) 1994-11-07 2004-07-14 富士通株式会社 ディジタルフィルタ回路
JPH09162699A (ja) 1995-12-01 1997-06-20 Sony Corp アップコンバータ
US5768311A (en) * 1995-12-22 1998-06-16 Paradyne Corporation Interpolation system for fixed sample rate signal processing
JP3008842B2 (ja) 1996-02-22 2000-02-14 日本電気株式会社 ディジタルフィルタ

Also Published As

Publication number Publication date
DE69923259T2 (de) 2006-03-23
JP2000040942A (ja) 2000-02-08
JP3181879B2 (ja) 2001-07-03
EP0975091A2 (de) 2000-01-26
EP0975091B1 (de) 2005-01-19
US6668013B1 (en) 2003-12-23
EP0975091A3 (de) 2001-06-06

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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