SE7509044L - Datakommunikationssystem - Google Patents

Datakommunikationssystem

Info

Publication number
SE7509044L
SE7509044L SE7509044A SE7509044A SE7509044L SE 7509044 L SE7509044 L SE 7509044L SE 7509044 A SE7509044 A SE 7509044A SE 7509044 A SE7509044 A SE 7509044A SE 7509044 L SE7509044 L SE 7509044L
Authority
SE
Sweden
Prior art keywords
modem
data
data communication
tone signal
appearance
Prior art date
Application number
SE7509044A
Other languages
Unknown language ( )
English (en)
Other versions
SE399165B (sv
Inventor
C W Roedel
R Borysiewicz
Original Assignee
Milgo Electronic Corp
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 Milgo Electronic Corp filed Critical Milgo Electronic Corp
Publication of SE7509044L publication Critical patent/SE7509044L/sv
Publication of SE399165B publication Critical patent/SE399165B/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
    • H04L25/03114—Arrangements for removing intersymbol interference operating in the time domain non-adaptive, i.e. not adjustable, manually adjustable, or adjustable only during the reception of special signals
    • H04L25/03133—Arrangements for removing intersymbol interference operating in the time domain non-adaptive, i.e. not adjustable, manually adjustable, or adjustable only during the reception of special signals with a non-recursive structure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03592—Adaptation methods
    • H04L2025/03598—Algorithms
    • H04L2025/03611—Iterative algorithms
    • H04L2025/03656—Initialisation
    • H04L2025/03662—Initialisation to a fixed value

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Quality & Reliability (AREA)
  • Maintenance And Management Of Digital Transmission (AREA)
  • Telephonic Communication Services (AREA)
  • Communication Control (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
SE7509044A 1975-07-11 1975-08-12 Datakommunikationsanleggning SE399165B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2919275A GB1522663A (en) 1975-07-11 1975-07-11 Data modems with automatic equalization drop-out detection and data echo protection

Publications (2)

Publication Number Publication Date
SE7509044L true SE7509044L (sv) 1977-02-13
SE399165B SE399165B (sv) 1978-01-30

Family

ID=10287623

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7509044A SE399165B (sv) 1975-07-11 1975-08-12 Datakommunikationsanleggning

Country Status (5)

Country Link
CA (1) CA1038977A (sv)
DE (1) DE2532414A1 (sv)
FR (1) FR2320668A1 (sv)
GB (1) GB1522663A (sv)
SE (1) SE399165B (sv)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2920575C2 (de) * 1979-05-21 1981-09-17 Siemens AG, 1000 Berlin und 8000 München Digital-Fernmeldesystem mit mindestens einem Vierdrahtleitungsabschnitt
JP2682703B2 (ja) * 1989-07-21 1997-11-26 富士通株式会社 マルチポイント接続モデムのリトレーニング方式

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3550005A (en) * 1968-03-01 1970-12-22 Milgo Electronic Corp Equalization circuit
US3566271A (en) * 1969-02-18 1971-02-23 Int Communications Corp Automatic equilization for multiple polled stations
US3742360A (en) * 1969-11-18 1973-06-26 Milgo Electronic Corp Automatic equalizer circuit
US3644830A (en) * 1969-11-18 1972-02-22 Milgo Electronic Corp Data modem having phase frequency and amplitude distortion compensating means
US3760277A (en) * 1971-05-17 1973-09-18 Milgo Electronic Corp Coding and decoding system with multi-level format

Also Published As

Publication number Publication date
CA1038977A (en) 1978-09-19
GB1522663A (en) 1978-08-23
FR2320668B1 (sv) 1982-11-12
SE399165B (sv) 1978-01-30
FR2320668A1 (fr) 1977-03-04
DE2532414A1 (de) 1977-02-10

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