NL7307237A - - Google Patents

Info

Publication number
NL7307237A
NL7307237A NL7307237A NL7307237A NL7307237A NL 7307237 A NL7307237 A NL 7307237A NL 7307237 A NL7307237 A NL 7307237A NL 7307237 A NL7307237 A NL 7307237A NL 7307237 A NL7307237 A NL 7307237A
Authority
NL
Netherlands
Application number
NL7307237A
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 filed Critical
Priority to NL7307237A priority Critical patent/NL7307237A/xx
Priority to DE19742422926 priority patent/DE2422926C3/de
Priority to AU69128/74A priority patent/AU482231B2/en
Priority to DK277674A priority patent/DK135019B/da
Priority to CA200,375A priority patent/CA1023864A/fr
Priority to GB2258474A priority patent/GB1455733A/en
Priority to SE7406700A priority patent/SE388520B/xx
Priority to FR7417842A priority patent/FR2231158B1/fr
Priority to BE144635A priority patent/BE815408A/fr
Priority to JP5742174A priority patent/JPS5042774A/ja
Publication of NL7307237A publication Critical patent/NL7307237A/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/3002—Conversion to or from differential modulation
    • H03M7/3048—Conversion to or from one-bit differential modulation only, e.g. delta modulation [DM]
    • 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
    • H03H17/0614—Non-recursive filters using Delta-modulation
    • 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
    • H03H17/0657—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 higher than the input sampling frequency, i.e. interpolation

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
NL7307237A 1973-05-24 1973-05-24 NL7307237A (fr)

Priority Applications (10)

Application Number Priority Date Filing Date Title
NL7307237A NL7307237A (fr) 1973-05-24 1973-05-24
DE19742422926 DE2422926C3 (de) 1973-05-24 1974-05-11 Schaltungsanordnung zum Umwandeln von PCM-Mustern eines Informationssignals in Pulscodegruppen, die Änderungen der augenblicklichen Größe des Informationssignals kennzeichnen
AU69128/74A AU482231B2 (en) 1973-05-24 1974-05-20 Arrangement for converting pcm samples ofan information signal into pulse code groups characterizing variations ofthe instantaneous value ofthe information signal
DK277674A DK135019B (da) 1973-05-24 1974-05-21 Anlæg til omformning af PKM-eksempleringer af et informationssignal til impulskodegrupper, der karakteriserer ændringer i informationssignalets øjebliksværdi.
CA200,375A CA1023864A (fr) 1973-05-24 1974-05-21 Convertisseur de code
GB2258474A GB1455733A (en) 1973-05-24 1974-05-21 Arrangement for coding pcm samples
SE7406700A SE388520B (sv) 1973-05-24 1974-05-21 Anordning for omvandling av en foljd av digitalt kodade informationssignalsampler
FR7417842A FR2231158B1 (fr) 1973-05-24 1974-05-22
BE144635A BE815408A (fr) 1973-05-24 1974-05-22 Dispositif de conversion des echantillons pcm d'un signal d'information en groupes de code d'impulsions qui caracterisent les variations de la grandeur instantanee du signal d'information
JP5742174A JPS5042774A (fr) 1973-05-24 1974-05-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7307237A NL7307237A (fr) 1973-05-24 1973-05-24

Publications (1)

Publication Number Publication Date
NL7307237A true NL7307237A (fr) 1974-11-26

Family

ID=19818935

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7307237A NL7307237A (fr) 1973-05-24 1973-05-24

Country Status (8)

Country Link
JP (1) JPS5042774A (fr)
BE (1) BE815408A (fr)
CA (1) CA1023864A (fr)
DK (1) DK135019B (fr)
FR (1) FR2231158B1 (fr)
GB (1) GB1455733A (fr)
NL (1) NL7307237A (fr)
SE (1) SE388520B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL176211C (nl) * 1974-09-16 1985-03-01 Philips Nv Interpolerend digitaal filter.
FR2326823A1 (fr) * 1975-10-02 1977-04-29 Tech Electro Fse Procede et dispositif pour le traitement de trames de reception dans une chaine de parole d'une unite de raccordement d'abonnes dans un central de telecommunications
GB2133238A (en) * 1982-12-10 1984-07-18 Marconi Co Ltd Coder/decoder arrangements
JPS6354827A (ja) * 1986-08-26 1988-03-09 Sony Corp 差分ｐｃｍ信号形成回路

Also Published As

Publication number Publication date
GB1455733A (en) 1976-11-17
DK135019B (da) 1977-02-21
AU6912874A (en) 1975-11-20
DE2422926B2 (de) 1977-03-17
DK135019C (fr) 1977-07-11
SE388520B (sv) 1976-10-04
DK277674A (fr) 1975-01-13
DE2422926A1 (de) 1974-12-12
CA1023864A (fr) 1978-01-03
FR2231158B1 (fr) 1979-03-09
JPS5042774A (fr) 1975-04-18
BE815408A (fr) 1974-11-22
FR2231158A1 (fr) 1974-12-20

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Legal Events

Date Code Title Description
BI The patent application has been withdrawn