[go: up one dir, main page]

AU2003224239A1 - Optical access method and optical add/crop apparatus - Google Patents

Optical access method and optical add/crop apparatus

Info

Publication number
AU2003224239A1
AU2003224239A1 AU2003224239A AU2003224239A AU2003224239A1 AU 2003224239 A1 AU2003224239 A1 AU 2003224239A1 AU 2003224239 A AU2003224239 A AU 2003224239A AU 2003224239 A AU2003224239 A AU 2003224239A AU 2003224239 A1 AU2003224239 A1 AU 2003224239A1
Authority
AU
Australia
Prior art keywords
optical
access method
add
crop
crop apparatus
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.)
Abandoned
Application number
AU2003224239A
Inventor
Wei Huang
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.)
COLONSAY COMMUNICATIONS Ltd
Original Assignee
COLONSAY COMM 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
Application filed by COLONSAY COMM Ltd filed Critical COLONSAY COMM Ltd
Publication of AU2003224239A1 publication Critical patent/AU2003224239A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0278—WDM optical network architectures
    • H04J14/0283—WDM ring architectures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H04J14/0241—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths
    • H04J14/0242—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON
    • H04J14/0245—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON for downstream transmission, e.g. optical line terminal [OLT] to ONU
    • H04J14/0246—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON for downstream transmission, e.g. optical line terminal [OLT] to ONU using one wavelength per ONU
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H04J14/0241—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths
    • H04J14/0242—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON
    • H04J14/0249—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON for upstream transmission, e.g. ONU-to-OLT or ONU-to-ONU
    • H04J14/025—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON for upstream transmission, e.g. ONU-to-OLT or ONU-to-ONU using one wavelength per ONU, e.g. for transmissions from-ONU-to-OLT or from-ONU-to-ONU
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/0213—Groups of channels or wave bands arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0278—WDM optical network architectures
    • H04J14/0279—WDM point-to-point architectures

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
AU2003224239A 2002-03-20 2003-03-19 Optical access method and optical add/crop apparatus Abandoned AU2003224239A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0206564A GB0206564D0 (en) 2002-03-20 2002-03-20 Optical access method and optical node add/drop system
GB0206564.7 2002-03-20
PCT/GB2003/001194 WO2003081825A1 (en) 2002-03-20 2003-03-19 Optical access method and optical add/crop apparatus

Publications (1)

Publication Number Publication Date
AU2003224239A1 true AU2003224239A1 (en) 2003-10-08

Family

ID=9933357

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003224239A Abandoned AU2003224239A1 (en) 2002-03-20 2003-03-19 Optical access method and optical add/crop apparatus

Country Status (3)

Country Link
AU (1) AU2003224239A1 (en)
GB (1) GB0206564D0 (en)
WO (1) WO2003081825A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102027700A (en) * 2008-03-11 2011-04-20 爱立信电话股份有限公司 Improved optical access network and nodes

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9401488D0 (en) * 1994-01-26 1994-03-23 British Telecomm Optical communications
DE69530803D1 (en) * 1994-02-17 2003-06-26 Toshiba Kawasaki Kk Optical wavelength division multiplex network
US5995257A (en) * 1997-10-15 1999-11-30 Mci Communications Corporation Add/drop multiplexer for multiwavelength pulse oriented optical communications systems
JP3549716B2 (en) * 1997-11-28 2004-08-04 日本電気株式会社 Optical ADM device
FR2774536B1 (en) * 1998-02-02 2000-03-10 Alsthom Cge Alcatel METHOD FOR DETECTING ONE OR MORE FREE CHANNELS IN AN OPTICAL TIME MULTIPLEX, A DEVICE FOR IMPLEMENTING AND AN APPLICATION OF THE DEVICE

Also Published As

Publication number Publication date
WO2003081825A1 (en) 2003-10-02
GB0206564D0 (en) 2002-05-01

Similar Documents

Publication Publication Date Title
AU2003293139A1 (en) Compact optical pointing apparatus and method
AU2003209404A1 (en) Word association method and apparatus
AU2003207958A1 (en) Pricing optimization apparatus and method
AU2003210013A1 (en) Moving image management method and apparatus
AU2003257575A1 (en) Communication apparatus and communication method
AU2003269464A1 (en) Optical filtering device and method
GB2397393B (en) Optical apparatus and method
AU2003274764A1 (en) Recording method and recording apparatus
AU2002227287A1 (en) Method and apparatus for relationship management
AU2003284576A1 (en) Optical recording method and optical recording device
AU2003233695A1 (en) Method and apparatus for video georegistration
AU2003270627A1 (en) Optical cross connect apparatus and method
AU2003247165A1 (en) Laser processing method and laser processing apparatus
AU2003290325A1 (en) Data retrieval method and apparatus
AU2003210779A1 (en) Imaging method and apparatus
AUPS190002A0 (en) Optical testing method and apparatus
AU2003288387A1 (en) Droplet - deposition related methods and apparatus
AU2002368384A1 (en) Apparatus management system and method thereof
AU2002347417A1 (en) Space-dyeing method and apparatus
AU2003243098A1 (en) Imaging apparatus and method
AU2003211475A1 (en) Receiving apparatus and receiving method
AU2003267640A1 (en) Communication method and apparatus
AU2003224239A1 (en) Optical access method and optical add/crop apparatus
AU2003216838A1 (en) Telecommunications apparatus and methods
AU2003217786A1 (en) Optical communication apparatus and method

Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase