JP4388556B2 - パッシブ光ネットワークシステムおよび波長割当方法 - Google Patents

パッシブ光ネットワークシステムおよび波長割当方法 Download PDF

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Publication number
JP4388556B2
JP4388556B2 JP2007001690A JP2007001690A JP4388556B2 JP 4388556 B2 JP4388556 B2 JP 4388556B2 JP 2007001690 A JP2007001690 A JP 2007001690A JP 2007001690 A JP2007001690 A JP 2007001690A JP 4388556 B2 JP4388556 B2 JP 4388556B2
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wavelength
optical network
optical
onu
network unit
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JP2007001690A
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Japanese (ja)
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JP2008172351A5 (enExample
JP2008172351A (ja
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徹 加沢
健一 坂本
良祐 西野
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Hitachi Ltd
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Hitachi Communication Technologies Ltd
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Priority to JP2007001690A priority Critical patent/JP4388556B2/ja
Priority to US11/819,364 priority patent/US7873277B2/en
Priority to CN200710143721.8A priority patent/CN101222279B/zh
Publication of JP2008172351A publication Critical patent/JP2008172351A/ja
Publication of JP2008172351A5 publication Critical patent/JP2008172351A5/ja
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Publication of JP4388556B2 publication Critical patent/JP4388556B2/ja
Priority to US12/973,319 priority patent/US8260135B2/en
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    • 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
    • H04J14/0282—WDM tree architectures
    • 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
    • H04J14/0226—Fixed carrier allocation, e.g. according to service

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Small-Scale Networks (AREA)
JP2007001690A 2007-01-09 2007-01-09 パッシブ光ネットワークシステムおよび波長割当方法 Expired - Fee Related JP4388556B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2007001690A JP4388556B2 (ja) 2007-01-09 2007-01-09 パッシブ光ネットワークシステムおよび波長割当方法
US11/819,364 US7873277B2 (en) 2007-01-09 2007-06-27 Passive optical network system and wavelength assignment method
CN200710143721.8A CN101222279B (zh) 2007-01-09 2007-08-02 无源光网络系统和波长分配方法
US12/973,319 US8260135B2 (en) 2007-01-09 2010-12-20 Passive optical network system and wavelength assignment method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007001690A JP4388556B2 (ja) 2007-01-09 2007-01-09 パッシブ光ネットワークシステムおよび波長割当方法

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JP2009120875A Division JP4909376B2 (ja) 2009-05-19 2009-05-19 パッシブ光ネットワークシステムおよび波長割当方法

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JP2008172351A JP2008172351A (ja) 2008-07-24
JP2008172351A5 JP2008172351A5 (enExample) 2009-07-02
JP4388556B2 true JP4388556B2 (ja) 2009-12-24

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US (2) US7873277B2 (enExample)
JP (1) JP4388556B2 (enExample)
CN (1) CN101222279B (enExample)

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US7873277B2 (en) 2011-01-18
US20080166127A1 (en) 2008-07-10
US20110091213A1 (en) 2011-04-21
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