AU557615B2 - Data communication system - Google Patents

Data communication system

Info

Publication number
AU557615B2
AU557615B2 AU89958/82A AU8995882A AU557615B2 AU 557615 B2 AU557615 B2 AU 557615B2 AU 89958/82 A AU89958/82 A AU 89958/82A AU 8995882 A AU8995882 A AU 8995882A AU 557615 B2 AU557615 B2 AU 557615B2
Authority
AU
Australia
Prior art keywords
communication system
data communication
data
communication
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
AU89958/82A
Other versions
AU8995882A (en
Inventor
Anthony Gordon Furse
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Creative Strategies Pty Ltd
Original Assignee
CREATIVE STRATEGIES
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 CREATIVE STRATEGIES filed Critical CREATIVE STRATEGIES
Priority to AU89958/82A priority Critical patent/AU557615B2/en
Publication of AU8995882A publication Critical patent/AU8995882A/en
Application granted granted Critical
Publication of AU557615B2 publication Critical patent/AU557615B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/501—Structural aspects
    • H04B10/503—Laser transmitters
    • H04B10/505—Laser transmitters using external modulation
    • H04B10/5055—Laser transmitters using external modulation using a pre-coder
    • 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
    • H04L25/4917—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 multilevel codes
    • H04L25/4923—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 multilevel codes using ternary codes
    • H04L25/4925—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 multilevel codes using ternary codes using balanced bipolar ternary codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/06—Speed or phase control by synchronisation signals the synchronisation signals differing from the information signals in amplitude, polarity or frequency or length
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H04L7/046—Speed or phase control by synchronisation signals using special codes as synchronising signal using a dotting sequence

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Spectroscopy & Molecular Physics (AREA)
AU89958/82A 1981-10-08 1982-10-08 Data communication system Ceased AU557615B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU89958/82A AU557615B2 (en) 1981-10-08 1982-10-08 Data communication system

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AUPF1107 1981-10-08
AUPF110781 1981-10-08
AU89958/82A AU557615B2 (en) 1981-10-08 1982-10-08 Data communication system

Publications (2)

Publication Number Publication Date
AU8995882A AU8995882A (en) 1983-04-27
AU557615B2 true AU557615B2 (en) 1986-12-24

Family

ID=25641267

Family Applications (1)

Application Number Title Priority Date Filing Date
AU89958/82A Ceased AU557615B2 (en) 1981-10-08 1982-10-08 Data communication system

Country Status (1)

Country Link
AU (1) AU557615B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU583436B2 (en) * 1985-12-05 1989-04-27 Stc Plc Data transmission system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU583436B2 (en) * 1985-12-05 1989-04-27 Stc Plc Data transmission system

Also Published As

Publication number Publication date
AU8995882A (en) 1983-04-27

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired