BE817542A - Codeur-decodeur pour systemes telephoniques a repartition dans le temps - Google Patents

Codeur-decodeur pour systemes telephoniques a repartition dans le temps

Info

Publication number
BE817542A
BE817542A BE146466A BE146466A BE817542A BE 817542 A BE817542 A BE 817542A BE 146466 A BE146466 A BE 146466A BE 146466 A BE146466 A BE 146466A BE 817542 A BE817542 A BE 817542A
Authority
BE
Belgium
Prior art keywords
decoder
encoder
time
telephone systems
distributed telephone
Prior art date
Application number
BE146466A
Other languages
English (en)
French (fr)
Inventor
E Lyghounis
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
Publication of BE817542A publication Critical patent/BE817542A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/62—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio
    • H04B1/64—Volume compression or expansion arrangements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/50—Analogue/digital converters with intermediate conversion to time interval
    • H03M1/56—Input signal compared with linear ramp
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66—Digital/analogue converters
    • H03M1/82—Digital/analogue converters with intermediate conversion to time interval

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Analogue/Digital Conversion (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Time-Division Multiplex Systems (AREA)
BE146466A 1973-07-12 1974-07-11 Codeur-decodeur pour systemes telephoniques a repartition dans le temps BE817542A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT26504/73A IT998230B (it) 1973-07-12 1973-07-12 Codecodificatore per sistemi telefonici a divisione di tempo

Publications (1)

Publication Number Publication Date
BE817542A true BE817542A (fr) 1974-11-04

Family

ID=11219661

Family Applications (1)

Application Number Title Priority Date Filing Date
BE146466A BE817542A (fr) 1973-07-12 1974-07-11 Codeur-decodeur pour systemes telephoniques a repartition dans le temps

Country Status (13)

Country Link
US (1) US3943466A (enExample)
JP (1) JPS5039862A (enExample)
BE (1) BE817542A (enExample)
BR (1) BR7405096A (enExample)
CA (1) CA1034270A (enExample)
CH (1) CH581408A5 (enExample)
DE (1) DE2432976A1 (enExample)
ES (1) ES426518A1 (enExample)
FR (1) FR2237367A1 (enExample)
GB (1) GB1467474A (enExample)
IT (1) IT998230B (enExample)
NL (1) NL7409502A (enExample)
SE (1) SE7409084L (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5435914B2 (enExample) * 1974-10-24 1979-11-06
CA1152650A (en) * 1979-02-27 1983-08-23 Ernst A. Munter Pcm and pam conversion circuit including signal level variation on the pcm portion of the circuit
US4531208A (en) * 1982-02-24 1985-07-23 Rca Corporation Apparatus and method for reducing telephone channel power loading
US4782285A (en) * 1986-11-03 1988-11-01 Tektronix, Inc. Variable resolution control system
US5321404A (en) * 1993-02-18 1994-06-14 Analog Devices, Inc. Ripsaw analog-to-digital converter and method
US6177901B1 (en) * 1999-02-03 2001-01-23 Li Pan High accuracy, high speed, low power analog-to-digital conversion method and circuit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1357668A (fr) * 1963-02-04 1964-04-10 Labo Cent Telecommunicat Perfectionnements aux dispositifs de codage et de décodage non linéaires
DE1207436B (de) * 1964-06-03 1965-12-23 Standard Elektrik Lorenz Ag Nichtlineares Codier- bzw. Decodier-System
DE2011056B2 (de) * 1970-03-09 1971-12-16 Krone Gmbh, 1000 Berlin Pulscodedemodulator mit dehnercharakteristik aufweisender knickkennlinie
US3632996A (en) * 1970-05-14 1972-01-04 Nasa Digital quasi-exponential function generator
US3688221A (en) * 1971-03-02 1972-08-29 Krone Gmbh Two-stage pcm coder with compression characteristic

Also Published As

Publication number Publication date
GB1467474A (en) 1977-03-16
NL7409502A (nl) 1975-01-14
FR2237367A1 (enExample) 1975-02-07
ES426518A1 (es) 1976-07-01
IT998230B (it) 1976-01-20
BR7405096A (pt) 1976-02-17
CH581408A5 (enExample) 1976-10-29
SE7409084L (sv) 1975-01-13
CA1034270A (en) 1978-07-04
DE2432976A1 (de) 1975-07-03
JPS5039862A (enExample) 1975-04-12
US3943466A (en) 1976-03-09

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