NZ567443A - Methods and apparatus for optical transmission of digital signals. - Google Patents

Methods and apparatus for optical transmission of digital signals.

Info

Publication number
NZ567443A
NZ567443A NZ567443A NZ56744306A NZ567443A NZ 567443 A NZ567443 A NZ 567443A NZ 567443 A NZ567443 A NZ 567443A NZ 56744306 A NZ56744306 A NZ 56744306A NZ 567443 A NZ567443 A NZ 567443A
Authority
NZ
New Zealand
Prior art keywords
optical
signal
phase
components
frequency
Prior art date
Application number
NZ567443A
Other languages
English (en)
Inventor
Arthur Lowery
Jean Armstrong
Original Assignee
Ofidium Pty Ltd
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
Priority claimed from AU2005905688A external-priority patent/AU2005905688A0/en
Application filed by Ofidium Pty Ltd filed Critical Ofidium Pty Ltd
Publication of NZ567443A publication Critical patent/NZ567443A/en

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
    • H04B10/25—Arrangements specific to fibre transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/22—Adaptations for optical transmission
    • 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
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
    • H04B10/2513—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to chromatic dispersion
    • 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
    • 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
    • H04B10/516—Details of coding or modulation
    • H04B10/5165—Carrier suppressed; Single sideband; Double sideband or vestigial
    • 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
    • H04B10/516—Details of coding or modulation
    • H04B10/54—Intensity modulation
    • H04B10/541—Digital intensity or amplitude modulation
    • 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
    • H04B10/516—Details of coding or modulation
    • H04B10/548—Phase or frequency modulation
    • 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
    • H04B10/516—Details of coding or modulation
    • H04B10/548—Phase or frequency modulation
    • H04B10/556—Digital modulation, e.g. differential phase shift keying [DPSK] or frequency shift keying [FSK]
    • 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
    • H04B10/516—Details of coding or modulation
    • H04B10/548—Phase or frequency modulation
    • H04B10/556—Digital modulation, e.g. differential phase shift keying [DPSK] or frequency shift keying [FSK]
    • H04B10/5561—Digital phase modulation
    • 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
    • H04B10/516—Details of coding or modulation
    • H04B10/548—Phase or frequency modulation
    • H04B10/556—Digital modulation, e.g. differential phase shift keying [DPSK] or frequency shift keying [FSK]
    • H04B10/5563—Digital frequency modulation
    • 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
    • H04B10/60—Receivers
    • 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
    • H04B10/60—Receivers
    • H04B10/66—Non-coherent receivers, e.g. using direct detection
    • H04B10/69—Electrical arrangements in the receiver
    • H04B10/697—Arrangements for reducing noise and distortion
    • H04B10/6971—Arrangements for reducing noise and distortion using equalisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Optical Communication System (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
NZ567443A 2005-10-12 2006-10-12 Methods and apparatus for optical transmission of digital signals. NZ567443A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2005905688A AU2005905688A0 (en) 2005-10-12 Method and System for Optical Transmission of digital signals
PCT/AU2006/001511 WO2007041799A2 (en) 2005-10-12 2006-10-12 Methods and apparatus for optical transmission of digital signals

Publications (1)

Publication Number Publication Date
NZ567443A true NZ567443A (en) 2010-01-29

Family

ID=37943152

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ567443A NZ567443A (en) 2005-10-12 2006-10-12 Methods and apparatus for optical transmission of digital signals.

Country Status (9)

Country Link
US (1) US8111993B2 (enExample)
EP (1) EP1943755B1 (enExample)
JP (1) JP4786714B2 (enExample)
KR (1) KR101280049B1 (enExample)
CN (1) CN101310458B (enExample)
AU (2) AU2006301864B2 (enExample)
CA (1) CA2625086C (enExample)
NZ (1) NZ567443A (enExample)
WO (1) WO2007041799A2 (enExample)

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Also Published As

Publication number Publication date
JP4786714B2 (ja) 2011-10-05
CN101310458B (zh) 2014-01-22
KR20080070651A (ko) 2008-07-30
CN101310458A (zh) 2008-11-19
AU2006301864B2 (en) 2009-05-07
EP1943755A2 (en) 2008-07-16
EP1943755A4 (en) 2010-05-05
EP1943755B1 (en) 2012-05-30
KR101280049B1 (ko) 2013-06-28
AU2009208043A1 (en) 2009-08-27
US20090169213A1 (en) 2009-07-02
WO2007041799A3 (en) 2007-07-12
CA2625086A1 (en) 2007-04-19
US8111993B2 (en) 2012-02-07
JP2009512285A (ja) 2009-03-19
AU2006301864A1 (en) 2007-04-19
CA2625086C (en) 2014-07-08
AU2009208043B2 (en) 2009-11-19
HK1122146A1 (en) 2009-05-08
WO2007041799A2 (en) 2007-04-19

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