DE69320681D1 - Digitales Filter - Google Patents

Digitales Filter

Info

Publication number
DE69320681D1
DE69320681D1 DE69320681T DE69320681T DE69320681D1 DE 69320681 D1 DE69320681 D1 DE 69320681D1 DE 69320681 T DE69320681 T DE 69320681T DE 69320681 T DE69320681 T DE 69320681T DE 69320681 D1 DE69320681 D1 DE 69320681D1
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
DE69320681T
Other languages
English (en)
Other versions
DE69320681T2 (de
Inventor
Toshiaki Yoshino
Hiroyuki Nishimura
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.)
Texas Instruments Inc
Original Assignee
Texas Instruments Inc
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 Texas Instruments Inc filed Critical Texas Instruments Inc
Application granted granted Critical
Publication of DE69320681D1 publication Critical patent/DE69320681D1/de
Publication of DE69320681T2 publication Critical patent/DE69320681T2/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
    • H03H17/0283—Filters characterised by the filter structure
    • H03H17/0286—Combinations of filter structures
    • H03H17/0288—Recursive, non-recursive, ladder, lattice structures
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/04—Recursive filters

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Picture Signal Circuits (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
DE69320681T 1992-03-18 1993-03-16 Digitales Filter Expired - Fee Related DE69320681T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP09343692A JP3297880B2 (ja) 1992-03-18 1992-03-18 Ｉｉｒディジタル・フィルタ

Publications (2)

Publication Number Publication Date
DE69320681D1 true DE69320681D1 (de) 1998-10-08
DE69320681T2 DE69320681T2 (de) 1999-01-21

Family

ID=14082269

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69320681T Expired - Fee Related DE69320681T2 (de) 1992-03-18 1993-03-16 Digitales Filter

Country Status (4)

Country Link
US (1) US5523962A (de)
EP (1) EP0566246B1 (de)
JP (1) JP3297880B2 (de)
DE (1) DE69320681T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08204507A (ja) * 1995-01-20 1996-08-09 Canon Inc バンドパスフィルタおよびその信号処理方法
JPH09116387A (ja) * 1995-10-13 1997-05-02 Ricoh Co Ltd デジタルフィルタ
US5905659A (en) * 1997-10-07 1999-05-18 Rose; Ralph E. Training a recursive filter by use of derivative function
GB2359950B (en) * 2000-02-29 2004-06-30 Ericsson Telefon Ab L M Signal filtering
FR2808139B1 (fr) 2000-04-25 2003-01-03 Saint Louis Inst Procede de filtrage a large dynamique pour filtre numerique recursif implante dans un processeur de signal dsp travaillant avec des nombres entiers
DE10131224C1 (de) * 2001-06-28 2002-12-05 St Microelectronics Gmbh Elektrischer Filter mit Sperrverhalten für eine vorbestimmmte Sperrfrequenz
US20030145025A1 (en) * 2002-01-31 2003-07-31 Allred Rustin W. Method of designing families of boost and cut filters, including treble and bass controls and graphic equalizers
US7290022B2 (en) * 2003-11-17 2007-10-30 Infineon Technologies Ag Method and filter arrangement for digital recursive filtering in the time domain
US7809927B2 (en) * 2007-09-11 2010-10-05 Texas Instruments Incorporated Computation parallelization in software reconfigurable all digital phase lock loop

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5952911A (ja) * 1982-09-20 1984-03-27 Nec Corp トランスバ−サル・フイルタ
GB2181008B (en) * 1985-09-25 1989-09-20 Sony Corp Infinite impulse response filters
US5031132A (en) * 1990-02-27 1991-07-09 Analogic Corporation Circuit for convolving a set of digital data
DE69223269T2 (de) * 1991-04-12 1998-04-09 Sony Corp Zyklisches digitales Filter

Also Published As

Publication number Publication date
EP0566246A1 (de) 1993-10-20
EP0566246B1 (de) 1998-09-02
US5523962A (en) 1996-06-04
JPH05291880A (ja) 1993-11-05
JP3297880B2 (ja) 2002-07-02
DE69320681T2 (de) 1999-01-21

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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