BE873414A - Dispositif servant a filtrer des signaux modules par impulsions codees comprimees - Google Patents

Dispositif servant a filtrer des signaux modules par impulsions codees comprimees

Info

Publication number
BE873414A
BE873414A BE0/192842A BE192842A BE873414A BE 873414 A BE873414 A BE 873414A BE 0/192842 A BE0/192842 A BE 0/192842A BE 192842 A BE192842 A BE 192842A BE 873414 A BE873414 A BE 873414A
Authority
BE
Belgium
Prior art keywords
device serving
compressed code
signals modulated
filter signals
code pulses
Prior art date
Application number
BE0/192842A
Other languages
English (en)
French (fr)
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of BE873414A publication Critical patent/BE873414A/xx

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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Complex Calculations (AREA)
BE0/192842A 1978-01-13 1979-01-11 Dispositif servant a filtrer des signaux modules par impulsions codees comprimees BE873414A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7800406A NL7800406A (nl) 1978-01-13 1978-01-13 Inrichting voor het filteren van gecomprimeerde pulscode gemoduleerde signalen.

Publications (1)

Publication Number Publication Date
BE873414A true BE873414A (fr) 1979-07-11

Family

ID=19830145

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/192842A BE873414A (fr) 1978-01-13 1979-01-11 Dispositif servant a filtrer des signaux modules par impulsions codees comprimees

Country Status (10)

Country Link
US (1) US4231100A (sk)
JP (1) JPS54101639A (sk)
AU (1) AU4327179A (sk)
BE (1) BE873414A (sk)
CA (1) CA1122283A (sk)
DE (1) DE2900844A1 (sk)
FR (1) FR2414831A1 (sk)
GB (1) GB2012513B (sk)
NL (1) NL7800406A (sk)
SE (1) SE442369B (sk)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5698022A (en) * 1980-01-07 1981-08-07 Nec Corp Difference coefficient digital filter
DE3028734A1 (de) * 1980-07-29 1982-03-04 Siemens AG, 1000 Berlin und 8000 München Verfahren zur umwandlung von positiven linear codierten digitalen signalen sowie deren zweierkomplement in nichtlinear codierte digitale signale gemaess einer der a-gesetz gehorchenden mehrfachsegmentkennlinie
JPS5846751A (ja) * 1981-09-11 1983-03-18 Sony Corp Ｚ値符号変調方法及び記録媒体
NL8203520A (nl) * 1982-09-10 1984-04-02 Philips Nv Digitale filterinrichting.
EP0106265B2 (en) * 1982-10-07 1992-08-26 Kabushiki Kaisha Toshiba Image data processing apparatus
US4556900A (en) * 1983-05-25 1985-12-03 Rca Corporation Scaling device as for quantized B-Y signal
US4691293A (en) * 1984-12-28 1987-09-01 Ford Aerospace & Communications Corporation High frequency, wide range FIR filter
US4750144A (en) * 1985-12-31 1988-06-07 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Real time pipelined system for forming the sum of products in the processing of video data
US4740963A (en) * 1986-01-30 1988-04-26 Lear Siegler, Inc. Voice and data communication system
US5210623A (en) * 1989-12-21 1993-05-11 Eastman Kodak Company Apparatus and method for quantizing and/or reconstructing multi-dimensional digital image signals

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE792988A (fr) * 1971-12-22 1973-04-16 Western Electric Co Dispositif numerique
US3766546A (en) * 1972-04-21 1973-10-16 Bell Telephone Labor Inc Converter for segment companded pcm codes
NL7400764A (nl) * 1974-01-21 1975-07-23 Philips Nv Digitale inrichting voor het omzetten van ge- comprimeerde delta gemoduleerde signalen in pcm-signalen.
NL176124C (nl) * 1974-06-17 1985-02-18 Philips Nv Digitaal filter met vereenvoudigde vermenigvuldiginrichting.
US3992616A (en) * 1975-06-24 1976-11-16 Honeywell Inc. Receiver equalizer apparatus
NL178469C (nl) * 1976-07-06 1986-03-17 Philips Nv Niet-recursief discreet filter.

Also Published As

Publication number Publication date
GB2012513A (en) 1979-07-25
SE442369B (sv) 1985-12-16
DE2900844A1 (de) 1979-07-19
CA1122283A (en) 1982-04-20
SE7900205L (sv) 1979-07-14
DE2900844C2 (sk) 1988-06-01
FR2414831A1 (fr) 1979-08-10
GB2012513B (en) 1982-03-24
FR2414831B1 (sk) 1984-06-29
AU4327179A (en) 1979-07-19
US4231100A (en) 1980-10-28
JPS54101639A (en) 1979-08-10
NL7800406A (nl) 1979-07-17

Similar Documents

Publication Publication Date Title
BE874267A (fr) Dispositif a percussion
FR2293740A1 (fr) Plaquette servant de dispositif fournissant des coordonnees numeriques
FR2284128A1 (fr) Dispositif de couplage a faisceau laser
FR2290570A1 (fr) Dispositif de fixation des aubes a un disque de rotor
FR2431707B1 (fr) Dispositif d'autocorrelation d'intervalle de repetition d'impulsion
FR2442508B1 (fr) Boitier de dispositif a semi-conducteurs
BE873976A (fr) Dispositif a ajutage
FR2313962A1 (fr) Dispositif pour la filtration a membrane
BE873414A (fr) Dispositif servant a filtrer des signaux modules par impulsions codees comprimees
FR2301970A1 (fr) Amplificateur de signaux modules par impulsions de duree variable
IT7829075A0 (it) Dispositivo per esplorare un modello per via otto-elettrica.
BE829537A (fr) Procede et dispositif de transmission de signaux avec modulation par impulsions codees et avec reduction de redondance
FR2299481A1 (fr) Dispositif destine a former de
BE858427A (fr) Appareil de filtrage de signaux a semi-conducteur
BE874282A (fr) Dispositif de filtrage numerique destine a des signaux modules par impulsions codees a quantification non uniforme
FR2281012A1 (fr) Dispositif de conversion de code
FR2308117A1 (fr) Dispositif de filtrages a selectivite spectrale
IT7921186V0 (it) Dispositivo per lanciare un proietto.
FR2284215A1 (fr) Dispositif de conversion alternatif-continu
FR2286564A1 (fr) Dispositif synthetiseur de signaux a multifrequences
FR2295611A1 (fr) Dispositif de commande a magnetostriction
BE878968A (fr) Dispositif de pulverisation
FR2353464A1 (fr) Dispositif de groupage de planches
BE880746A (fr) Dispositif a valve
BE851512A (fr) Dispositif de pulverisation

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: N.V. PHILIPS' GLOEILAMPENFABRIEKEN

Effective date: 19890131