JPS52109352A - Digital filter - Google Patents

Digital filter

Info

Publication number
JPS52109352A
JPS52109352A JP2515776A JP2515776A JPS52109352A JP S52109352 A JPS52109352 A JP S52109352A JP 2515776 A JP2515776 A JP 2515776A JP 2515776 A JP2515776 A JP 2515776A JP S52109352 A JPS52109352 A JP S52109352A
Authority
JP
Japan
Prior art keywords
digital filter
adders
arithmetic
bit
storing
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
JP2515776A
Other languages
Japanese (ja)
Other versions
JPS567607B2 (en
Inventor
Hiroshi Kosugi
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP2515776A priority Critical patent/JPS52109352A/en
Publication of JPS52109352A publication Critical patent/JPS52109352A/en
Publication of JPS567607B2 publication Critical patent/JPS567607B2/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
    • H03H17/04—Recursive filters
    • H03H17/0405—Recursive filters comprising a ROM addressed by the input and output data signals
    • 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)
  • Complex Calculations (AREA)

Abstract

PURPOSE:To reduce the number of the adders and the time for the arithmetic by storing the combination of each m-bit on the position corresponding to the output of the delay circuit.
JP2515776A 1976-03-10 1976-03-10 Digital filter Granted JPS52109352A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2515776A JPS52109352A (en) 1976-03-10 1976-03-10 Digital filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2515776A JPS52109352A (en) 1976-03-10 1976-03-10 Digital filter

Publications (2)

Publication Number Publication Date
JPS52109352A true JPS52109352A (en) 1977-09-13
JPS567607B2 JPS567607B2 (en) 1981-02-18

Family

ID=12158178

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2515776A Granted JPS52109352A (en) 1976-03-10 1976-03-10 Digital filter

Country Status (1)

Country Link
JP (1) JPS52109352A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3144456A1 (en) * 1981-11-09 1983-05-19 Siemens AG, 1000 Berlin und 8000 München Transversal filter for converting digital signals
JPS61171215A (en) * 1985-01-25 1986-08-01 Nec Corp Band limit filter
JPS61186012A (en) * 1985-02-13 1986-08-19 Sony Corp Waveform shaping circuit for transmitter

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS503745A (en) * 1973-04-26 1975-01-16
JPS512368A (en) * 1974-03-14 1976-01-09 Victor Company Of Japan Fm shingodensoyotaiikirohaki

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS503745A (en) * 1973-04-26 1975-01-16
JPS512368A (en) * 1974-03-14 1976-01-09 Victor Company Of Japan Fm shingodensoyotaiikirohaki

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3144456A1 (en) * 1981-11-09 1983-05-19 Siemens AG, 1000 Berlin und 8000 München Transversal filter for converting digital signals
JPS61171215A (en) * 1985-01-25 1986-08-01 Nec Corp Band limit filter
JPS61186012A (en) * 1985-02-13 1986-08-19 Sony Corp Waveform shaping circuit for transmitter

Also Published As

Publication number Publication date
JPS567607B2 (en) 1981-02-18

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