FR2437736A1 - Filtre transversal pour des signaux numeriques - Google Patents

Filtre transversal pour des signaux numeriques

Info

Publication number
FR2437736A1
FR2437736A1 FR7922772A FR7922772A FR2437736A1 FR 2437736 A1 FR2437736 A1 FR 2437736A1 FR 7922772 A FR7922772 A FR 7922772A FR 7922772 A FR7922772 A FR 7922772A FR 2437736 A1 FR2437736 A1 FR 2437736A1
Authority
FR
France
Prior art keywords
digital signals
filter
transverse filter
delay line
rom memory
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
FR7922772A
Other languages
English (en)
Other versions
FR2437736B1 (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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of FR2437736A1 publication Critical patent/FR2437736A1/fr
Application granted granted Critical
Publication of FR2437736B1 publication Critical patent/FR2437736B1/fr
Expired 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
    • H03H17/0607—Non-recursive filters comprising a ROM addressed by the input 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
    • H03H17/06—Non-recursive filters

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Analogue/Digital Conversion (AREA)
  • Complex Calculations (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)

Abstract

L'INVENTION CONCERNE UN FILTRE TRANSVERSAL POUR DES SIGNAUX NUMERIQUES. DANS CE FILTRE, QUI COMPORTE UNE LIGNE A RETARD POSSEDANT PLUSIEURS ETAGES T31, T32, ..., T3N, IL EST PREVU UNE MEMOIRE FIXE ROM DONT LA PREMIERE ENTREE D'ADRESSES EST RELIEE A L'ENTREE ES POUR LES SIGNAUX NUMERIQUES ET DONT D'AUTRES ENTREES D'ADRESSES SONT RELIEES A DES SORTIES D'ETAGES INDIVIDUELS DE LA LIGNE A RETARD TANDIS QU'A D'AUTRES ENTREES D'ADRESSES EST RACCORDEE AU MOINS UNE SOURCE DE SIGNAUX RECTANGULAIRE C ET QUE LA MEMOIRE ROM EST RELIEE A LA SORTIE A DU FILTRE PAR UN CONVERTISSEUR NUMERIQUE-ANALOGIQUE DA. APPLICATION NOTAMMENT AUX GENERATEURS DE SIGNAUX NUMERIQUES A FREQUENCE PORTEUSE.
FR7922772A 1978-09-29 1979-09-12 Filtre transversal pour des signaux numeriques Expired FR2437736B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782842521 DE2842521A1 (de) 1978-09-29 1978-09-29 Transversalfilter fuer digitale signale

Publications (2)

Publication Number Publication Date
FR2437736A1 true FR2437736A1 (fr) 1980-04-25
FR2437736B1 FR2437736B1 (fr) 1986-11-14

Family

ID=6050899

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7922772A Expired FR2437736B1 (fr) 1978-09-29 1979-09-12 Filtre transversal pour des signaux numeriques

Country Status (11)

Country Link
AT (1) AT381192B (fr)
BE (1) BE879082A (fr)
CH (1) CH644481A5 (fr)
DE (1) DE2842521A1 (fr)
DK (1) DK407979A (fr)
FR (1) FR2437736B1 (fr)
GB (1) GB2032722B (fr)
IT (1) IT1123244B (fr)
NL (1) NL7907260A (fr)
NO (1) NO149754C (fr)
SE (1) SE438950B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0191459A2 (fr) * 1985-02-13 1986-08-20 Sony Corporation Circuit de mise en forme d'onde

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3021012C2 (de) * 1980-06-03 1985-08-22 ANT Nachrichtentechnik GmbH, 7150 Backnang Verallgemeinertes interpolativers Verfahren zur Digital-Analog-Umsetzung von PCM Signalen
US4317092A (en) * 1980-06-30 1982-02-23 Hewlett-Packard Company Recursive low pass digital filter
DE3702215A1 (de) * 1987-01-26 1988-08-04 Ant Nachrichtentech Uebertragungsanordnung fuer digitale signale
JP3703083B2 (ja) 2001-01-10 2005-10-05 松下電器産業株式会社 波形発生装置

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
EXBK/73 *
EXBK/77 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0191459A2 (fr) * 1985-02-13 1986-08-20 Sony Corporation Circuit de mise en forme d'onde
EP0191459A3 (fr) * 1985-02-13 1989-05-03 Sony Corporation Circuit de mise en forme d'onde

Also Published As

Publication number Publication date
SE7907833L (sv) 1980-03-30
SE438950B (sv) 1985-05-13
NO149754C (no) 1984-06-13
AT381192B (de) 1986-09-10
IT7925865A0 (it) 1979-09-20
NO149754B (no) 1984-03-05
NO793055L (no) 1980-04-01
GB2032722B (en) 1982-11-03
NL7907260A (nl) 1980-04-01
DK407979A (da) 1980-03-30
CH644481A5 (de) 1984-07-31
DE2842521A1 (de) 1980-04-03
GB2032722A (en) 1980-05-08
BE879082A (fr) 1980-01-16
IT1123244B (it) 1986-04-30
FR2437736B1 (fr) 1986-11-14
ATA634279A (de) 1986-01-15

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Legal Events

Date Code Title Description
ST Notification of lapse