GR76190B - - Google Patents

Info

Publication number
GR76190B
GR76190B GR68727A GR820168727A GR76190B GR 76190 B GR76190 B GR 76190B GR 68727 A GR68727 A GR 68727A GR 820168727 A GR820168727 A GR 820168727A GR 76190 B GR76190 B GR 76190B
Authority
GR
Greece
Prior art keywords
characteristic curve
coding
regions
accordance
sub
Prior art date
Application number
GR68727A
Other languages
English (en)
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 GR76190B publication Critical patent/GR76190B/el

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation
    • H04B14/046—Systems or methods for reducing noise or bandwidth
    • H04B14/048—Non linear compression or expansion

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Analogue/Digital Conversion (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Amplifiers (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Dc Digital Transmission (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
GR68727A 1981-07-13 1982-07-12 GR76190B (el)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813127600 DE3127600A1 (de) 1981-07-13 1981-07-13 Verfahren zur codierung von pulsamplitudenmodulierten signalen in pulscodemodulierte signale nach einer angenaeherten logarithmischen kennlinie

Publications (1)

Publication Number Publication Date
GR76190B true GR76190B (el) 1984-08-03

Family

ID=6136775

Family Applications (1)

Application Number Title Priority Date Filing Date
GR68727A GR76190B (el) 1981-07-13 1982-07-12

Country Status (10)

Country Link
US (1) US4492953A (el)
EP (1) EP0070009B1 (el)
AT (1) ATE19569T1 (el)
AU (1) AU529672B2 (el)
BR (1) BR8204042A (el)
CA (1) CA1194599A (el)
DE (2) DE3127600A1 (el)
GR (1) GR76190B (el)
NO (1) NO159227C (el)
YU (1) YU153282A (el)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5991278A (en) 1996-08-13 1999-11-23 Telogy Networks, Inc. Asymmetric modem communications system and method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH464290A (de) * 1967-09-26 1968-10-31 Siemens Ag Albis Verfahren und Einrichtung zur Codierung von pulsamplitudenmodulierten Signalen in Puls-Code-Modulationsanlagen
FR2376562A1 (fr) * 1977-01-04 1978-07-28 Europ Teletransmission Dispositif de codage d'un signal analogique suivant une loi quasi-logarithmique de base 2

Also Published As

Publication number Publication date
NO159227B (no) 1988-08-29
AU529672B2 (en) 1983-06-16
NO822084L (no) 1983-01-14
DE3127600A1 (de) 1983-01-27
US4492953A (en) 1985-01-08
CA1194599A (en) 1985-10-01
EP0070009A3 (en) 1984-04-04
AU8590882A (en) 1983-01-20
ATE19569T1 (de) 1986-05-15
EP0070009B1 (de) 1986-04-30
NO159227C (no) 1988-12-07
DE3270855D1 (en) 1986-06-05
EP0070009A2 (de) 1983-01-19
YU153282A (en) 1985-04-30
BR8204042A (pt) 1983-07-05

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