FR2435858B1 - - Google Patents

Info

Publication number
FR2435858B1
FR2435858B1 FR7825839A FR7825839A FR2435858B1 FR 2435858 B1 FR2435858 B1 FR 2435858B1 FR 7825839 A FR7825839 A FR 7825839A FR 7825839 A FR7825839 A FR 7825839A FR 2435858 B1 FR2435858 B1 FR 2435858B1
Authority
FR
France
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
Application number
FR7825839A
Other languages
French (fr)
Other versions
FR2435858A1 (en
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.)
Alcatel CIT SA
Original Assignee
Alcatel CIT SA
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 Alcatel CIT SA filed Critical Alcatel CIT SA
Priority to FR7825839A priority Critical patent/FR2435858A1/en
Priority to DE19792933003 priority patent/DE2933003A1/en
Priority to GB7928969A priority patent/GB2030410A/en
Priority to BE1/9501A priority patent/BE878383A/en
Priority to NL7906619A priority patent/NL7906619A/en
Priority to LU81648A priority patent/LU81648A1/en
Priority to IT68785/79A priority patent/IT1119359B/en
Publication of FR2435858A1 publication Critical patent/FR2435858A1/en
Application granted granted Critical
Publication of FR2435858B1 publication Critical patent/FR2435858B1/fr
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
    • H03H17/06—Non-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
    • H03H17/0202—Two or more dimensional filters; Filters for complex 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
    • H03H17/0211—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)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Algebra (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Complex Calculations (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
FR7825839A 1978-09-08 1978-09-08 TIME DOMAIN TRANSVERSE DIGITAL FILTER Granted FR2435858A1 (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR7825839A FR2435858A1 (en) 1978-09-08 1978-09-08 TIME DOMAIN TRANSVERSE DIGITAL FILTER
DE19792933003 DE2933003A1 (en) 1978-09-08 1979-08-14 TRANSVERSAL DIGITAL FILTER OF THE TIME DOMAIN TYPE
GB7928969A GB2030410A (en) 1978-09-08 1979-08-20 A Digital Time Domain Transversal Filter
BE1/9501A BE878383A (en) 1978-09-08 1979-08-23 TIME DOMAIN TRANSVERSE DIGITAL FILTER
NL7906619A NL7906619A (en) 1978-09-08 1979-09-04 NUMERIC TRANSVERSAL FILTER IN THE TIME DOMAIN.
LU81648A LU81648A1 (en) 1978-09-08 1979-09-05 TIME DOMAIN TRANSVERSE DIGITAL FILTER
IT68785/79A IT1119359B (en) 1978-09-08 1979-09-07 TIME-BASED CROSS-NUMBER NUMERIC FILTER

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7825839A FR2435858A1 (en) 1978-09-08 1978-09-08 TIME DOMAIN TRANSVERSE DIGITAL FILTER

Publications (2)

Publication Number Publication Date
FR2435858A1 FR2435858A1 (en) 1980-04-04
FR2435858B1 true FR2435858B1 (en) 1981-01-30

Family

ID=9212445

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7825839A Granted FR2435858A1 (en) 1978-09-08 1978-09-08 TIME DOMAIN TRANSVERSE DIGITAL FILTER

Country Status (7)

Country Link
BE (1) BE878383A (en)
DE (1) DE2933003A1 (en)
FR (1) FR2435858A1 (en)
GB (1) GB2030410A (en)
IT (1) IT1119359B (en)
LU (1) LU81648A1 (en)
NL (1) NL7906619A (en)

Families Citing this family (2)

* 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
FR2614995B1 (en) * 1987-05-06 1989-07-28 Schlumberger Prospection METHOD FOR FILTERING VELOCITY OF SEISMIC SIGNALS AND INSTALLATION FOR IMPLEMENTING SAME

Also Published As

Publication number Publication date
BE878383A (en) 1980-02-25
GB2030410A (en) 1980-04-02
IT7968785A0 (en) 1979-09-07
FR2435858A1 (en) 1980-04-04
DE2933003A1 (en) 1980-03-20
IT1119359B (en) 1986-03-10
NL7906619A (en) 1980-03-11
LU81648A1 (en) 1980-04-21

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Legal Events

Date Code Title Description
ST Notification of lapse