BE770454A - Systeme de transmission d'informations pour des rapports signal-bruit tres bas - Google Patents

Systeme de transmission d'informations pour des rapports signal-bruit tres bas

Info

Publication number
BE770454A
BE770454A BE770454A BE770454A BE770454A BE 770454 A BE770454 A BE 770454A BE 770454 A BE770454 A BE 770454A BE 770454 A BE770454 A BE 770454A BE 770454 A BE770454 A BE 770454A
Authority
BE
Belgium
Prior art keywords
transmission system
information transmission
low signal
noise ratios
ratios
Prior art date
Application number
BE770454A
Other languages
English (en)
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 BE770454A publication Critical patent/BE770454A/fr

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Dc Digital Transmission (AREA)
BE770454A 1970-07-25 1971-07-23 Systeme de transmission d'informations pour des rapports signal-bruit tres bas BE770454A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7011049.A NL166592C (nl) 1970-07-25 1970-07-25 Transmissiestelsel voor informatie-overdracht bij zeer lage signaal-ruisverhoudingen.

Publications (1)

Publication Number Publication Date
BE770454A true BE770454A (fr) 1972-01-24

Family

ID=19810660

Family Applications (1)

Application Number Title Priority Date Filing Date
BE770454A BE770454A (fr) 1970-07-25 1971-07-23 Systeme de transmission d'informations pour des rapports signal-bruit tres bas

Country Status (11)

Country Link
US (1) US3758861A (fr)
JP (1) JPS523524B1 (fr)
AU (1) AU458537B2 (fr)
BE (1) BE770454A (fr)
CA (1) CA958771A (fr)
CH (1) CH546518A (fr)
DE (1) DE2134021C3 (fr)
FR (1) FR2099602B1 (fr)
GB (1) GB1312550A (fr)
NL (1) NL166592C (fr)
SE (1) SE367299B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU68026A1 (fr) * 1972-07-19 1974-01-21
FR2216715B1 (fr) * 1973-01-31 1976-06-11 Ibm France
US3851101A (en) * 1974-03-04 1974-11-26 Motorola Inc Adaptive phase synchronizer
DE2410633C2 (de) * 1974-03-06 1983-08-25 Robert Bosch Gmbh, 7000 Stuttgart Schaltungsanordnung zur Umsetzung einer analogen Eingangsspannung in einen digitalen Ausgangswert
US3878334A (en) * 1974-04-10 1975-04-15 Gen Dynamics Corp Data synchronizing systems
US4216460A (en) * 1977-07-14 1980-08-05 Independent Broadcasting Authority Transmission and/or recording of digital signals
US5991278A (en) 1996-08-13 1999-11-23 Telogy Networks, Inc. Asymmetric modem communications system and method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1031686A (en) * 1962-08-29 1966-06-02 Nippon Electric Co A synchronising device for a pulse code transmission system
US3314015A (en) * 1963-09-16 1967-04-11 Bell Telephone Labor Inc Digitally synthesized artificial transfer networks
US3518547A (en) * 1966-06-14 1970-06-30 Ibm Digital communication system employing multiplex transmission of maximal length binary sequences
NL6802652A (fr) * 1966-08-27 1969-08-26
US3633105A (en) * 1970-04-01 1972-01-04 Gte Automatic Electric Lab Inc Digital adaptive equalizer system

Also Published As

Publication number Publication date
AU3142971A (en) 1973-01-25
GB1312550A (en) 1973-04-04
US3758861A (en) 1973-09-11
FR2099602B1 (fr) 1976-12-03
DE2134021C3 (de) 1982-01-21
CH546518A (de) 1974-02-28
SE367299B (fr) 1974-05-20
CA958771A (en) 1974-12-03
NL166592B (nl) 1981-03-16
NL166592C (nl) 1981-08-17
DE2134021A1 (de) 1972-02-03
FR2099602A1 (fr) 1972-03-17
NL7011049A (fr) 1972-01-27
DE2134021B2 (de) 1981-05-07
JPS523524B1 (fr) 1977-01-28
AU458537B2 (en) 1975-02-27

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