SE7512943L - Sett och anordning for nollundertryckning vid pulsoverforingsanleggning - Google Patents

Sett och anordning for nollundertryckning vid pulsoverforingsanleggning

Info

Publication number
SE7512943L
SE7512943L SE7512943A SE7512943A SE7512943L SE 7512943 L SE7512943 L SE 7512943L SE 7512943 A SE7512943 A SE 7512943A SE 7512943 A SE7512943 A SE 7512943A SE 7512943 L SE7512943 L SE 7512943L
Authority
SE
Sweden
Prior art keywords
transfer system
pulse transfer
zero suppression
suppression
zero
Prior art date
Application number
SE7512943A
Other languages
English (en)
Other versions
SE400867B (sv
Inventor
J L Caldwell
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Publication of SE7512943L publication Critical patent/SE7512943L/sv
Publication of SE400867B publication Critical patent/SE400867B/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/4904—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using self-synchronising codes, e.g. split-phase codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/4906—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using binary codes
    • H04L25/4915—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using binary codes using pattern inversion or substitution

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Dc Digital Transmission (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Communication Control (AREA)
SE7512943A 1974-12-02 1975-11-18 Sett och anordning for nollundertryckning i ett pulspositionsflode SE400867B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US528728A US3924080A (en) 1974-12-02 1974-12-02 Zero suppression in pulse transmission systems

Publications (2)

Publication Number Publication Date
SE7512943L true SE7512943L (sv) 1976-06-03
SE400867B SE400867B (sv) 1978-04-10

Family

ID=24106916

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7512943A SE400867B (sv) 1974-12-02 1975-11-18 Sett och anordning for nollundertryckning i ett pulspositionsflode

Country Status (11)

Country Link
US (1) US3924080A (sv)
JP (1) JPS5936462B2 (sv)
AU (1) AU500797B2 (sv)
BE (1) BE835970A (sv)
CA (1) CA1055612A (sv)
DE (1) DE2554025C3 (sv)
FR (1) FR2293832A1 (sv)
GB (1) GB1515740A (sv)
IT (1) IT1059847B (sv)
NL (1) NL7513980A (sv)
SE (1) SE400867B (sv)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4123625A (en) * 1977-11-03 1978-10-31 Northern Telecom Limited Digital regenerator having improving noise immunity
AU542859B2 (en) * 1979-12-28 1985-03-21 Sony Corporation Method for digital encoding/decoding
NL8102251A (nl) * 1981-05-08 1982-12-01 Philips Nv Systeem voor het overdragen van een audiosignaal via een transmissiekanaal.
JPS58139313A (ja) * 1982-02-10 1983-08-18 Victor Co Of Japan Ltd デイジタル磁気記録再生装置
US4712217A (en) * 1985-12-20 1987-12-08 Network Equipment Technologies System for transmitting digital information and maintaining a minimum paulse density
US4747112A (en) * 1986-09-02 1988-05-24 Gte Communication Systems Corporation Decoding method for T1 line format for CCITT 32K bit per second ADPCM clear channel transmission and 64 KBPS clear channel transmission
GB2203615B (en) * 1987-02-20 1991-06-19 Plessey Co Plc Time division multiplexed signalling
US7289560B2 (en) * 2003-01-17 2007-10-30 Freesystems Pte. Ltd. Digital modulation and demodulation technique for reliable wireless (both RF and IR) and wired high bandwidth data transmission

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3302193A (en) * 1964-01-02 1967-01-31 Bell Telephone Labor Inc Pulse transmission system
US3590380A (en) * 1968-02-23 1971-06-29 Philips Corp Repeater station for information signals containing pseudo-random auxiliary signals
US3597549A (en) * 1969-07-17 1971-08-03 Bell Telephone Labor Inc High speed data communication system

Also Published As

Publication number Publication date
FR2293832A1 (fr) 1976-07-02
IT1059847B (it) 1982-06-21
DE2554025C3 (de) 1980-06-04
SE400867B (sv) 1978-04-10
JPS5177107A (sv) 1976-07-03
CA1055612A (en) 1979-05-29
AU500797B2 (en) 1979-05-31
BE835970A (fr) 1976-03-16
US3924080A (en) 1975-12-02
NL7513980A (nl) 1976-06-04
DE2554025A1 (de) 1976-08-12
FR2293832B1 (sv) 1981-09-18
AU8700775A (en) 1977-06-02
DE2554025B2 (de) 1979-09-13
JPS5936462B2 (ja) 1984-09-04
GB1515740A (en) 1978-06-28

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