JPS572114A - Digital filter device - Google Patents

Digital filter device

Info

Publication number
JPS572114A
JPS572114A JP7600880A JP7600880A JPS572114A JP S572114 A JPS572114 A JP S572114A JP 7600880 A JP7600880 A JP 7600880A JP 7600880 A JP7600880 A JP 7600880A JP S572114 A JPS572114 A JP S572114A
Authority
JP
Japan
Prior art keywords
coefficient
register
switched
circuit
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.)
Granted
Application number
JP7600880A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6337969B2 (enExample
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 JP7600880A priority Critical patent/JPS572114A/ja
Publication of JPS572114A publication Critical patent/JPS572114A/ja
Publication of JPS6337969B2 publication Critical patent/JPS6337969B2/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)
  • Complex Calculations (AREA)
  • Electrophonic Musical Instruments (AREA)
JP7600880A 1980-06-05 1980-06-05 Digital filter device Granted JPS572114A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7600880A JPS572114A (en) 1980-06-05 1980-06-05 Digital filter device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7600880A JPS572114A (en) 1980-06-05 1980-06-05 Digital filter device

Publications (2)

Publication Number Publication Date
JPS572114A true JPS572114A (en) 1982-01-07
JPS6337969B2 JPS6337969B2 (enExample) 1988-07-27

Family

ID=13592777

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7600880A Granted JPS572114A (en) 1980-06-05 1980-06-05 Digital filter device

Country Status (1)

Country Link
JP (1) JPS572114A (enExample)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60180319A (ja) * 1984-02-28 1985-09-14 Sony Corp デイジタル信号処理装置
JPS62132415A (ja) * 1985-12-04 1987-06-15 Pioneer Electronic Corp くし形フイルタ
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
JP2005328256A (ja) * 2004-05-13 2005-11-24 Sony Corp ゲイン調整用ディジタルフィルタ回路

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60180319A (ja) * 1984-02-28 1985-09-14 Sony Corp デイジタル信号処理装置
JPS62132415A (ja) * 1985-12-04 1987-06-15 Pioneer Electronic Corp くし形フイルタ
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
JP2005328256A (ja) * 2004-05-13 2005-11-24 Sony Corp ゲイン調整用ディジタルフィルタ回路

Also Published As

Publication number Publication date
JPS6337969B2 (enExample) 1988-07-27

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