DE3853372D1 - Filterkoeffizientenberechnung für ein digitales Filter. - Google Patents

Filterkoeffizientenberechnung für ein digitales Filter.

Info

Publication number
DE3853372D1
DE3853372D1 DE3853372T DE3853372T DE3853372D1 DE 3853372 D1 DE3853372 D1 DE 3853372D1 DE 3853372 T DE3853372 T DE 3853372T DE 3853372 T DE3853372 T DE 3853372T DE 3853372 D1 DE3853372 D1 DE 3853372D1
Authority
DE
Germany
Prior art keywords
filter
coefficient calculation
digital
filter coefficient
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 - Lifetime
Application number
DE3853372T
Other languages
English (en)
Other versions
DE3853372T2 (de
Inventor
Seiichi Ishikawa
Masaharu Matsumoto
Katsuaki Satoh
Akihisa Kawamura
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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
Priority claimed from JP62068411A external-priority patent/JPH0748635B2/ja
Priority claimed from JP7693787A external-priority patent/JPH0691416B2/ja
Priority claimed from JP7693987A external-priority patent/JPS63244924A/ja
Priority claimed from JP62081979A external-priority patent/JPS63246914A/ja
Priority claimed from JP62081980A external-priority patent/JPH0770955B2/ja
Priority claimed from JP11305087A external-priority patent/JPH0770956B2/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE3853372D1 publication Critical patent/DE3853372D1/de
Application granted granted Critical
Publication of DE3853372T2 publication Critical patent/DE3853372T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0211—Frequency selective networks using specific transformation algorithms, e.g. WALSH functions, Fermat transforms, Mersenne transforms, polynomial transforms, Hilbert transforms

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Analysis (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Algebra (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Filters That Use Time-Delay Elements (AREA)
DE3853372T 1987-03-23 1988-01-15 Filterkoeffizientenberechnung für ein digitales Filter. Expired - Lifetime DE3853372T2 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP62068411A JPH0748635B2 (ja) 1987-03-23 1987-03-23 フイルタ係数演算装置
JP7693787A JPH0691416B2 (ja) 1987-03-30 1987-03-30 フイルタ係数演算装置
JP7693987A JPS63244924A (ja) 1987-03-30 1987-03-30 フイルタ係数演算装置
JP62081979A JPS63246914A (ja) 1987-04-02 1987-04-02 フイルタ係数の演算設定方法
JP62081980A JPH0770955B2 (ja) 1987-04-02 1987-04-02 フイルタ係数の演算設定方法
JP11305087A JPH0770956B2 (ja) 1987-05-08 1987-05-08 周波数特性設定装置

Publications (2)

Publication Number Publication Date
DE3853372D1 true DE3853372D1 (de) 1995-04-27
DE3853372T2 DE3853372T2 (de) 1995-08-10

Family

ID=27551101

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3856040T Expired - Lifetime DE3856040T2 (de) 1987-03-23 1988-01-15 Filterkoeffizientenberechnung für ein digitales Filter
DE3853372T Expired - Lifetime DE3853372T2 (de) 1987-03-23 1988-01-15 Filterkoeffizientenberechnung für ein digitales Filter.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE3856040T Expired - Lifetime DE3856040T2 (de) 1987-03-23 1988-01-15 Filterkoeffizientenberechnung für ein digitales Filter

Country Status (4)

Country Link
US (1) US4896285A (de)
EP (2) EP0284175B1 (de)
CA (1) CA1280808C (de)
DE (2) DE3856040T2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0748635B2 (ja) 1987-03-23 1995-05-24 松下電器産業株式会社 フイルタ係数演算装置
JPH0770955B2 (ja) 1987-04-02 1995-07-31 松下電器産業株式会社 フイルタ係数の演算設定方法
JPH0770956B2 (ja) 1987-05-08 1995-07-31 松下電器産業株式会社 周波数特性設定装置
EP0288159B1 (de) * 1987-03-23 1995-05-10 Matsushita Electric Industrial Co., Ltd. Digitales Entzerrergerät für getrennte Phasen- und Amplitudenmodifikation
JPH06105867B2 (ja) * 1987-12-18 1994-12-21 松下電器産業株式会社 フィルタ係数演算装置
US4972356A (en) * 1989-05-01 1990-11-20 Motorola, Inc. Systolic IIR decimation filter
CA2064252C (en) * 1989-07-25 2000-09-26 Mark R. Gehring Digital filter and method of design
EP0466997A1 (de) * 1990-07-18 1992-01-22 International Business Machines Corporation Verbesserte digitale Signal-Verarbeitungsarchitektur
DE69329670T2 (de) * 1992-09-14 2001-03-15 Thomson Multimedia, Boulogne Verfahren und Gerät zur Rauschminderung
US5416847A (en) * 1993-02-12 1995-05-16 The Walt Disney Company Multi-band, digital audio noise filter
US5623402A (en) * 1994-02-10 1997-04-22 Schenck Pegasus Corporation Multi-channel inverse control using adaptive finite impulse response filters
KR970001314B1 (ko) * 1994-04-14 1997-02-05 엘지반도체 주식회사 디지탈 필터
NL9401860A (nl) * 1994-11-08 1996-06-03 Duran Bv Luidsprekersysteem met bestuurde richtinggevoeligheid.
US5566101A (en) * 1995-08-15 1996-10-15 Sigmatel, Inc. Method and apparatus for a finite impulse response filter processor
DE19612068A1 (de) 1996-03-27 1997-10-02 Neumann Gmbh Georg Verfahren und Anordnung zum Umwandeln eines akustischen Signals in ein elektrisches Signal
JP3266819B2 (ja) * 1996-07-30 2002-03-18 株式会社エイ・ティ・アール人間情報通信研究所 周期信号変換方法、音変換方法および信号分析方法
US6148025A (en) * 1998-04-17 2000-11-14 Lucent Technologies, Inc. System and method for compensating for baseline wander
AU5245101A (en) * 2000-04-25 2001-11-07 Eskom Low noise to signal evaluation
AU2002221517A1 (en) * 2001-12-06 2003-06-17 Linkair Communications, Inc. A limited impulse response digital filter
KR100923157B1 (ko) * 2007-09-07 2009-10-23 한국전자통신연구원 중계기 수신채널의 역채널 추정 장치 및 그 방법
JP6216550B2 (ja) * 2013-06-25 2017-10-18 クラリオン株式会社 フィルタ係数群演算装置及びフィルタ係数群演算方法
JP6362363B2 (ja) * 2014-03-10 2018-07-25 キヤノン株式会社 画像推定方法、プログラム、記録媒体および画像推定装置
JP6661866B2 (ja) * 2017-10-30 2020-03-11 アンリツ株式会社 フィルタ係数算出装置を備えた信号発生装置及び信号発生方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5952912A (ja) * 1982-09-20 1984-03-27 Nec Corp デイジタル周波数特性可変装置
US4535417A (en) * 1982-12-23 1985-08-13 Standard Oil Company Method and apparatus for digital time-variant filtering
JPH0720310B2 (ja) * 1985-10-23 1995-03-06 松下電器産業株式会社 音質調整装置

Also Published As

Publication number Publication date
DE3856040D1 (de) 1997-11-13
EP0284175B1 (de) 1995-03-22
EP0284175A2 (de) 1988-09-28
US4896285A (en) 1990-01-23
EP0284175A3 (en) 1989-09-20
EP0544647B1 (de) 1997-10-08
DE3853372T2 (de) 1995-08-10
EP0544647A3 (en) 1993-07-21
EP0544647A2 (de) 1993-06-02
CA1280808C (en) 1991-02-26
DE3856040T2 (de) 1998-03-12

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Legal Events

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8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)