JP4410789B2 - パッシブ光ネットワークシステム、光終端装置及び光ネットワークユニット - Google Patents

パッシブ光ネットワークシステム、光終端装置及び光ネットワークユニット Download PDF

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Publication number
JP4410789B2
JP4410789B2 JP2006331671A JP2006331671A JP4410789B2 JP 4410789 B2 JP4410789 B2 JP 4410789B2 JP 2006331671 A JP2006331671 A JP 2006331671A JP 2006331671 A JP2006331671 A JP 2006331671A JP 4410789 B2 JP4410789 B2 JP 4410789B2
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Prior art keywords
wavelength
optical
optical network
network unit
termination device
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Expired - Fee Related
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JP2006331671A
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English (en)
Japanese (ja)
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JP2008147913A (ja
JP2008147913A5 (enExample
Inventor
健一 坂本
徹 加沢
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Hitachi Ltd
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Hitachi Communication Technologies Ltd
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Priority to JP2006331671A priority Critical patent/JP4410789B2/ja
Priority to US11/778,247 priority patent/US7734178B2/en
Priority to CN200710136745.0A priority patent/CN101197637B/zh
Publication of JP2008147913A publication Critical patent/JP2008147913A/ja
Publication of JP2008147913A5 publication Critical patent/JP2008147913A5/ja
Application granted granted Critical
Publication of JP4410789B2 publication Critical patent/JP4410789B2/ja
Priority to US12/780,364 priority patent/US8036532B2/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
    • H04J14/0226—Fixed carrier allocation, e.g. according to service
    • 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
    • H04J14/0228—Wavelength allocation for communications one-to-all, e.g. broadcasting wavelengths
    • H04J14/023—Wavelength allocation for communications one-to-all, e.g. broadcasting wavelengths in WDM passive optical networks [WDM-PON]
    • H04J14/0232—Wavelength allocation for communications one-to-all, e.g. broadcasting wavelengths in WDM passive optical networks [WDM-PON] for downstream transmission
    • 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
    • H04J14/0238—Wavelength allocation for communications one-to-many, e.g. multicasting wavelengths
    • 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

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Small-Scale Networks (AREA)
JP2006331671A 2006-12-08 2006-12-08 パッシブ光ネットワークシステム、光終端装置及び光ネットワークユニット Expired - Fee Related JP4410789B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2006331671A JP4410789B2 (ja) 2006-12-08 2006-12-08 パッシブ光ネットワークシステム、光終端装置及び光ネットワークユニット
US11/778,247 US7734178B2 (en) 2006-12-08 2007-07-16 Passive optical network system, optical line terminal, and optical network unit
CN200710136745.0A CN101197637B (zh) 2006-12-08 2007-07-27 无源光网络系统、光终端装置及光网络单元
US12/780,364 US8036532B2 (en) 2006-12-08 2010-05-14 Passive optical network system, optical line terminal, and optical network unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006331671A JP4410789B2 (ja) 2006-12-08 2006-12-08 パッシブ光ネットワークシステム、光終端装置及び光ネットワークユニット

Related Child Applications (1)

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JP2009000720A Division JP2009081887A (ja) 2009-01-06 2009-01-06 パッシブ光ネットワークシステム、光終端装置及び光ネットワークユニット

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JP2008147913A JP2008147913A (ja) 2008-06-26
JP2008147913A5 JP2008147913A5 (enExample) 2009-02-19
JP4410789B2 true JP4410789B2 (ja) 2010-02-03

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US (2) US7734178B2 (enExample)
JP (1) JP4410789B2 (enExample)
CN (1) CN101197637B (enExample)

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JP4388556B2 (ja) * 2007-01-09 2009-12-24 株式会社日立コミュニケーションテクノロジー 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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Publication number Publication date
US20080138072A1 (en) 2008-06-12
CN101197637A (zh) 2008-06-11
US20100221007A1 (en) 2010-09-02
JP2008147913A (ja) 2008-06-26
US8036532B2 (en) 2011-10-11
CN101197637B (zh) 2014-07-23
US7734178B2 (en) 2010-06-08

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