GB2393367B - Optical line terminal - Google Patents

Optical line terminal

Info

Publication number
GB2393367B
GB2393367B GB0329330A GB0329330A GB2393367B GB 2393367 B GB2393367 B GB 2393367B GB 0329330 A GB0329330 A GB 0329330A GB 0329330 A GB0329330 A GB 0329330A GB 2393367 B GB2393367 B GB 2393367B
Authority
GB
United Kingdom
Prior art keywords
line terminal
optical line
optical
terminal
line
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.)
Expired - Fee Related
Application number
GB0329330A
Other versions
GB2393367A (en
GB0329330D0 (en
Inventor
Takashi Monzawa
Kenji Miura
Tamotsu Matsuo
Yoshimi Toyoda
Toshinori Koyanagi
Setsuo Abiru
Jun Asato
Shinichi Fujiyoshi
Kazuhiro Uchida
Kazuya Ryu
Katsuhiko Hirashima
Tateo Shimaru
Mitsuharu Wakayoshi
Toshiyuki Sakai
Hideki Shiono
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 JP10968799A external-priority patent/JP4201430B2/en
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to GB0407949A priority Critical patent/GB2396790B/en
Priority to GB0407948A priority patent/GB2396789B/en
Publication of GB0329330D0 publication Critical patent/GB0329330D0/en
Publication of GB2393367A publication Critical patent/GB2393367A/en
Application granted granted Critical
Publication of GB2393367B publication Critical patent/GB2393367B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/06—Network architectures or network communication protocols for network security for supporting key management in a packet data network
    • H04L63/068—Network architectures or network communication protocols for network security for supporting key management in a packet data network using time-dependent keys, e.g. periodically changing keys
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/54—Store-and-forward switching systems 
    • H04L12/56—Packet switching systems
    • H04L12/5601—Transfer mode dependent, e.g. ATM
    • H04L2012/5603—Access techniques
    • H04L2012/5604—Medium of transmission, e.g. fibre, cable, radio
    • H04L2012/5605—Fibre

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Computer Security & Cryptography (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Small-Scale Networks (AREA)
GB0329330A 1999-04-16 2000-02-16 Optical line terminal Expired - Fee Related GB2393367B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0407949A GB2396790B (en) 1999-04-16 2000-02-16 Optical line terminal
GB0407948A GB2396789B (en) 1999-04-16 2000-02-16 Optical line terminal

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP10968799A JP4201430B2 (en) 1999-04-16 1999-04-16 Optical subscriber line termination equipment
GB0003602A GB2349314B (en) 1999-04-16 2000-02-16 Optical network unit

Publications (3)

Publication Number Publication Date
GB0329330D0 GB0329330D0 (en) 2004-01-21
GB2393367A GB2393367A (en) 2004-03-24
GB2393367B true GB2393367B (en) 2004-05-26

Family

ID=31889668

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0329330A Expired - Fee Related GB2393367B (en) 1999-04-16 2000-02-16 Optical line terminal

Country Status (1)

Country Link
GB (1) GB2393367B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2079109A (en) * 1980-06-19 1982-01-13 Oak Industries Inc A system for enciphering and deciphering digital signals
GB2124856A (en) * 1982-07-23 1984-02-22 Oak Industries Inc Multi-layer encryption system for the broadcast of encrypted information
US5502767A (en) * 1994-05-27 1996-03-26 Sasuta; Michael Method for maintaining secure information synchronization on a control channel

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2079109A (en) * 1980-06-19 1982-01-13 Oak Industries Inc A system for enciphering and deciphering digital signals
GB2124856A (en) * 1982-07-23 1984-02-22 Oak Industries Inc Multi-layer encryption system for the broadcast of encrypted information
US5502767A (en) * 1994-05-27 1996-03-26 Sasuta; Michael Method for maintaining secure information synchronization on a control channel

Also Published As

Publication number Publication date
GB2393367A (en) 2004-03-24
GB0329330D0 (en) 2004-01-21

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20160216