JPS572115A - Digital filter device - Google Patents

Digital filter device

Info

Publication number
JPS572115A
JPS572115A JP7600980A JP7600980A JPS572115A JP S572115 A JPS572115 A JP S572115A JP 7600980 A JP7600980 A JP 7600980A JP 7600980 A JP7600980 A JP 7600980A JP S572115 A JPS572115 A JP S572115A
Authority
JP
Japan
Prior art keywords
deltak
circuit
register
switched
coefficient
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.)
Granted
Application number
JP7600980A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6336576B2 (enrdf_load_stackoverflow
Inventor
Shigenori Sano
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.)
Casio Computer Co Ltd
Original Assignee
Casio Computer 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
Application filed by Casio Computer Co Ltd filed Critical Casio Computer Co Ltd
Priority to JP7600980A priority Critical patent/JPS572115A/ja
Publication of JPS572115A publication Critical patent/JPS572115A/ja
Publication of JPS6336576B2 publication Critical patent/JPS6336576B2/ja
Granted 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
    • H03H17/0294—Variable filters; Programmable 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
    • H03H17/04—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
    • H03H17/0294—Variable filters; Programmable filters
    • H03H2017/0295—Changing between two filter characteristics

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Filters That Use Time-Delay Elements (AREA)
JP7600980A 1980-06-05 1980-06-05 Digital filter device Granted JPS572115A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7600980A JPS572115A (en) 1980-06-05 1980-06-05 Digital filter device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7600980A JPS572115A (en) 1980-06-05 1980-06-05 Digital filter device

Publications (2)

Publication Number Publication Date
JPS572115A true JPS572115A (en) 1982-01-07
JPS6336576B2 JPS6336576B2 (enrdf_load_stackoverflow) 1988-07-20

Family

ID=13592810

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7600980A Granted JPS572115A (en) 1980-06-05 1980-06-05 Digital filter device

Country Status (1)

Country Link
JP (1) JPS572115A (enrdf_load_stackoverflow)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6276313A (ja) * 1985-09-27 1987-04-08 Matsushita Electric Ind Co Ltd デイジタルフイルタ−周波数特性変換装置
JPS63168695A (ja) * 1986-12-30 1988-07-12 ヤマハ株式会社 楽音信号発生装置
JPH01300712A (ja) * 1988-05-30 1989-12-05 Sony Corp 周波数特性制御回路
JPH09134176A (ja) * 1996-05-20 1997-05-20 Yamaha Corp 楽音信号発生装置
JP2008065232A (ja) * 2006-09-11 2008-03-21 Fujitsu Ten Ltd ディジタル信号処理装置
JP2008215644A (ja) * 2007-02-28 2008-09-18 Daikin Ind Ltd 空気調和装置の室内ユニット
JP2009186165A (ja) * 2007-05-17 2009-08-20 Daikin Ind Ltd 空気調和装置の室内ユニット

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6276313A (ja) * 1985-09-27 1987-04-08 Matsushita Electric Ind Co Ltd デイジタルフイルタ−周波数特性変換装置
JPS63168695A (ja) * 1986-12-30 1988-07-12 ヤマハ株式会社 楽音信号発生装置
JPH01300712A (ja) * 1988-05-30 1989-12-05 Sony Corp 周波数特性制御回路
JPH09134176A (ja) * 1996-05-20 1997-05-20 Yamaha Corp 楽音信号発生装置
JP2008065232A (ja) * 2006-09-11 2008-03-21 Fujitsu Ten Ltd ディジタル信号処理装置
JP2008215644A (ja) * 2007-02-28 2008-09-18 Daikin Ind Ltd 空気調和装置の室内ユニット
JP2009186165A (ja) * 2007-05-17 2009-08-20 Daikin Ind Ltd 空気調和装置の室内ユニット

Also Published As

Publication number Publication date
JPS6336576B2 (enrdf_load_stackoverflow) 1988-07-20

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