JPS52104031A - Digital filtering device - Google Patents

Digital filtering device

Info

Publication number
JPS52104031A
JPS52104031A JP1031877A JP1031877A JPS52104031A JP S52104031 A JPS52104031 A JP S52104031A JP 1031877 A JP1031877 A JP 1031877A JP 1031877 A JP1031877 A JP 1031877A JP S52104031 A JPS52104031 A JP S52104031A
Authority
JP
Japan
Prior art keywords
filtering device
digital filtering
digital
filtering
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
JP1031877A
Other languages
English (en)
Other versions
JPS6145408B2 (ja
Inventor
Niyusuboumeru Anri
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of JPS52104031A publication Critical patent/JPS52104031A/ja
Publication of JPS6145408B2 publication Critical patent/JPS6145408B2/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
    • H03H17/0211—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)
  • Algebra (AREA)
  • Computing Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Complex Calculations (AREA)
JP1031877A 1976-02-26 1977-02-03 Digital filtering device Granted JPS52104031A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7605938A FR2342592A1 (fr) 1976-02-26 1976-02-26 Dispositif de filtrage numerique

Publications (2)

Publication Number Publication Date
JPS52104031A true JPS52104031A (en) 1977-09-01
JPS6145408B2 JPS6145408B2 (ja) 1986-10-08

Family

ID=9169863

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1031877A Granted JPS52104031A (en) 1976-02-26 1977-02-03 Digital filtering device

Country Status (5)

Country Link
US (1) US4118784A (ja)
JP (1) JPS52104031A (ja)
DE (1) DE2704641A1 (ja)
FR (1) FR2342592A1 (ja)
GB (1) GB1554064A (ja)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4410955A (en) * 1981-03-30 1983-10-18 Motorola, Inc. Method and apparatus for digital shaping of a digital data stream
US4882668A (en) * 1987-12-10 1989-11-21 General Dynamics Corp., Pomona Division Adaptive matched filter
US4918742A (en) * 1988-04-22 1990-04-17 The Boeing Company Image processing using multi-pass convolution with small kernels
JPH02123441A (ja) * 1988-11-02 1990-05-10 Hitachi Ltd データ記憶装置
JPH0358310U (ja) * 1989-10-09 1991-06-06
US5270953A (en) * 1991-05-23 1993-12-14 Rockwell International Corporation Fast convolution multiplier
FR2731854B1 (fr) * 1995-03-14 1997-04-25 Thomson Consumer Electronics Dispositif de filtrage digital
US8499021B2 (en) * 2010-08-25 2013-07-30 Qualcomm Incorporated Circuit and method for computing circular convolution in streaming mode

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3679882A (en) * 1970-06-11 1972-07-25 Ibm Fourier digital filter or equalizer and method of operation therefor
US3925646A (en) * 1974-04-19 1975-12-09 Battelle Memorial Institute Information and process control enhancement system employing series of square wave components
US4006351A (en) * 1974-11-11 1977-02-01 James Nickolas Constant Recursive filter implemented as a matched clutter filter

Also Published As

Publication number Publication date
US4118784A (en) 1978-10-03
FR2342592B1 (ja) 1981-08-21
JPS6145408B2 (ja) 1986-10-08
DE2704641A1 (de) 1977-09-01
GB1554064A (en) 1979-10-17
FR2342592A1 (fr) 1977-09-23

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