FR2295648A1 - Filtre numerique non recurrent a frequence d'echantillonnage de sortie abaissee - Google Patents

Filtre numerique non recurrent a frequence d'echantillonnage de sortie abaissee

Info

Publication number
FR2295648A1
FR2295648A1 FR7538849A FR7538849A FR2295648A1 FR 2295648 A1 FR2295648 A1 FR 2295648A1 FR 7538849 A FR7538849 A FR 7538849A FR 7538849 A FR7538849 A FR 7538849A FR 2295648 A1 FR2295648 A1 FR 2295648A1
Authority
FR
France
Prior art keywords
recurring
sampling frequency
digital filter
output sampling
lowered output
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
FR7538849A
Other languages
English (en)
Other versions
FR2295648B1 (fr
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2295648A1 publication Critical patent/FR2295648A1/fr
Application granted granted Critical
Publication of FR2295648B1 publication Critical patent/FR2295648B1/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
    • H03H17/0621—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing
    • H03H17/0635—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies
    • H03H17/065—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies the ratio being integer
    • H03H17/0664—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies the ratio being integer where the output-delivery frequency is lower than the input sampling frequency, i.e. decimation
    • 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
    • H03H17/0621—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Complex Calculations (AREA)
  • Color Television Systems (AREA)
  • Picture Signal Circuits (AREA)
FR7538849A 1974-12-18 1975-12-18 Filtre numerique non recurrent a frequence d'echantillonnage de sortie abaissee Granted FR2295648A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NLAANVRAGE7416479,A NL173807C (nl) 1974-12-18 1974-12-18 Niet-recursief, digitaal filter met verlaagde uitgangsbemonsterfrequentie.
US63138475A 1975-11-12 1975-11-12
US05/767,549 US4204177A (en) 1974-12-18 1977-02-10 Non-recursive digital filter with reduced output sampling frequency

Publications (2)

Publication Number Publication Date
FR2295648A1 true FR2295648A1 (fr) 1976-07-16
FR2295648B1 FR2295648B1 (fr) 1982-05-28

Family

ID=27351952

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7538849A Granted FR2295648A1 (fr) 1974-12-18 1975-12-18 Filtre numerique non recurrent a frequence d'echantillonnage de sortie abaissee

Country Status (9)

Country Link
US (1) US4204177A (fr)
JP (1) JPS555291B2 (fr)
BE (1) BE836692A (fr)
CA (1) CA1047125A (fr)
DE (1) DE2554562C3 (fr)
FR (1) FR2295648A1 (fr)
GB (1) GB1522169A (fr)
NL (1) NL173807C (fr)
SE (1) SE411822B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL178469C (nl) * 1976-07-06 1986-03-17 Philips Nv Niet-recursief discreet filter.
JPS54101637A (en) * 1978-01-27 1979-08-10 Tokyo Electric Power Co Inc:The Digital filter
DE2912745C2 (de) * 1979-03-30 1984-05-03 Siemens AG, 1000 Berlin und 8000 München Monolithisch integrierte Ladungsverschiebeschaltung
US4354248A (en) * 1979-11-28 1982-10-12 Motorola, Inc. Programmable multifrequency tone receiver
DE3007907A1 (de) * 1980-03-01 1981-09-17 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Digitaler empfaenger
US4377793A (en) * 1981-01-13 1983-03-22 Communications Satellite Corporation Digital adaptive finite impulse response filter with large number of coefficients
FR2563667B1 (fr) * 1984-04-26 1986-06-13 Sedeme Procede de filtrage numerique antirepliement pour echantillonneur et filtre pour echantillonneur fonctionnant selon ce procede
DE4023075A1 (de) * 1990-07-20 1992-01-23 Ant Nachrichtentech Digitales fir-filter
WO1996022924A1 (fr) * 1995-01-27 1996-08-01 Yoshino Kogyosho Co., Ltd. Pompe a jet pour liquide
EP1976120A1 (fr) * 2007-03-31 2008-10-01 Sony Deutschland Gmbh Filtre numérique et procédé de filtrage

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3234545A (en) * 1962-02-08 1966-02-08 Bell Telephone Labor Inc Information processing circuit
US3622916A (en) * 1969-03-11 1971-11-23 Ericsson Telefon Ab L M Periodic frequency characteristic filter for filtering periodic sampled signal
SE336855B (fr) * 1969-03-12 1971-07-19 Ericsson Telefon Ab L M
US3599108A (en) * 1969-11-14 1971-08-10 Bell Telephone Labor Inc Discrete-time filtering apparatus
NL7213335A (fr) * 1972-10-03 1974-04-05

Also Published As

Publication number Publication date
NL173807B (nl) 1983-10-03
DE2554562B2 (de) 1977-08-04
SE411822B (sv) 1980-02-04
DE2554562C3 (de) 1978-06-08
NL7416479A (nl) 1976-06-22
NL173807C (nl) 1983-10-03
CA1047125A (fr) 1979-01-23
GB1522169A (en) 1978-08-23
DE2554562A1 (de) 1976-06-24
US4204177A (en) 1980-05-20
BE836692A (fr) 1976-06-16
JPS5186341A (fr) 1976-07-28
JPS555291B2 (fr) 1980-02-05
FR2295648B1 (fr) 1982-05-28
AU8759075A (en) 1977-06-23
SE7514103L (sv) 1976-06-21

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Legal Events

Date Code Title Description
ST Notification of lapse