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GB2280341B - Power feed line switching circuit for submarine branching device and method of feeding power to submarine cable communication system - Google Patents

Power feed line switching circuit for submarine branching device and method of feeding power to submarine cable communication system

Info

Publication number
GB2280341B
GB2280341B GB9416830A GB9416830A GB2280341B GB 2280341 B GB2280341 B GB 2280341B GB 9416830 A GB9416830 A GB 9416830A GB 9416830 A GB9416830 A GB 9416830A GB 2280341 B GB2280341 B GB 2280341B
Authority
GB
United Kingdom
Prior art keywords
submarine
power
communication system
switching circuit
feed 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
GB9416830A
Other versions
GB2280341A (en
GB9416830D0 (en
Inventor
Yoshiyuki Inoue
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 JP2182151A external-priority patent/JPH0470128A/en
Priority claimed from JP2182150A external-priority patent/JP2786524B2/en
Priority claimed from JP2182152A external-priority patent/JPH07118669B2/en
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Priority claimed from GB9114330A external-priority patent/GB2248373B/en
Publication of GB9416830D0 publication Critical patent/GB9416830D0/en
Publication of GB2280341A publication Critical patent/GB2280341A/en
Application granted granted Critical
Publication of GB2280341B publication Critical patent/GB2280341B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/44—Arrangements for feeding power to a repeater along the transmission line

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
GB9416830A 1990-07-10 1991-07-03 Power feed line switching circuit for submarine branching device and method of feeding power to submarine cable communication system Expired - Fee Related GB2280341B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2182151A JPH0470128A (en) 1990-07-10 1990-07-10 Power feeding path switching circuit for underwater branching device and feeding method for submarine cable communication system
JP2182150A JP2786524B2 (en) 1990-07-10 1990-07-10 Feeding line switching circuit for undersea branching device and method for feeding power in undersea cable communication system
JP2182152A JPH07118669B2 (en) 1990-07-10 1990-07-10 Power supply path switching circuit for undersea branching device and power supply method for undersea cable communication system
GB9114330A GB2248373B (en) 1990-07-10 1991-07-03 Power feed line switching circuit for submarine branching device and method of feeding power to submarine cable communication system

Publications (3)

Publication Number Publication Date
GB9416830D0 GB9416830D0 (en) 1994-10-12
GB2280341A GB2280341A (en) 1995-01-25
GB2280341B true GB2280341B (en) 1995-04-12

Family

ID=27450709

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9416830A Expired - Fee Related GB2280341B (en) 1990-07-10 1991-07-03 Power feed line switching circuit for submarine branching device and method of feeding power to submarine cable communication system

Country Status (1)

Country Link
GB (1) GB2280341B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11234179A (en) * 1998-02-09 1999-08-27 Nec Corp Cable branching device
US6765775B2 (en) 2000-12-27 2004-07-20 Pirelli Cavi E Sistemi S.P.A. Submarine cable branching unit with current limiter
US6600643B2 (en) 2000-12-27 2003-07-29 Pirelli Cavi E Sistemi S.P.A. Submarine cable branching unit with double-coil relays
EP1220468B1 (en) * 2000-12-27 2007-09-12 Pirelli & C. S.p.A. Submarine cable branching unit with current limiter
ATE373346T1 (en) * 2000-12-27 2007-09-15 Pirelli & C Spa SUBMARKIAL CABLE BRANCH UNIT WITH DOUBLE COIL RELAY
CN103701493B (en) * 2013-10-16 2016-04-06 中国电子科技集团公司第二十三研究所 There is the implementation method of relaying sea cable transmission system one pole cable single-ended power in seabed
CN115296727B (en) * 2022-07-06 2024-12-17 中航宝胜海洋工程电缆有限公司 Reliably remote control's branching unit

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2202110A (en) * 1987-02-02 1988-09-14 Fujitsu Ltd Power feed in transmission line

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2202110A (en) * 1987-02-02 1988-09-14 Fujitsu Ltd Power feed in transmission line

Also Published As

Publication number Publication date
GB2280341A (en) 1995-01-25
GB9416830D0 (en) 1994-10-12

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Legal Events

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

Effective date: 20070703