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GB2375250B - Optical signal transmission apparatus and optical signal transmission method - Google Patents

Optical signal transmission apparatus and optical signal transmission method

Info

Publication number
GB2375250B
GB2375250B GB0218466A GB0218466A GB2375250B GB 2375250 B GB2375250 B GB 2375250B GB 0218466 A GB0218466 A GB 0218466A GB 0218466 A GB0218466 A GB 0218466A GB 2375250 B GB2375250 B GB 2375250B
Authority
GB
United Kingdom
Prior art keywords
optical signal
signal transmission
transmission method
transmission apparatus
optical
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
GB0218466A
Other versions
GB0218466D0 (en
GB2375250A (en
Inventor
Toshiyuki Okayasu
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.)
Advantest Corp
Original Assignee
Advantest Corp
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 Advantest Corp filed Critical Advantest Corp
Priority claimed from GB9818220A external-priority patent/GB2328573B/en
Publication of GB0218466D0 publication Critical patent/GB0218466D0/en
Publication of GB2375250A publication Critical patent/GB2375250A/en
Application granted granted Critical
Publication of GB2375250B publication Critical patent/GB2375250B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/501—Structural aspects
    • H04B10/506—Multiwavelength transmitters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/564—Power control

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
GB0218466A 1997-08-20 1998-08-20 Optical signal transmission apparatus and optical signal transmission method Expired - Fee Related GB2375250B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP22385697 1997-08-20
GB9818220A GB2328573B (en) 1997-08-20 1998-08-20 Optical signal transmission apparatus and optical signal transmission method

Publications (3)

Publication Number Publication Date
GB0218466D0 GB0218466D0 (en) 2002-09-18
GB2375250A GB2375250A (en) 2002-11-06
GB2375250B true GB2375250B (en) 2003-04-23

Family

ID=26314243

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0226533A Expired - Fee Related GB2378596B (en) 1997-08-20 1998-08-20 An optical circuit
GB0218466A Expired - Fee Related GB2375250B (en) 1997-08-20 1998-08-20 Optical signal transmission apparatus and optical signal transmission method

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0226533A Expired - Fee Related GB2378596B (en) 1997-08-20 1998-08-20 An optical circuit

Country Status (1)

Country Link
GB (2) GB2378596B (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0158264A2 (en) * 1984-04-04 1985-10-16 Hitachi, Ltd. Light signal transmission apparatus

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5521736A (en) * 1994-09-29 1996-05-28 Vixel Corporation Control circuits for parallel optical interconnects

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0158264A2 (en) * 1984-04-04 1985-10-16 Hitachi, Ltd. Light signal transmission apparatus

Also Published As

Publication number Publication date
GB2378596A (en) 2003-02-12
GB2378596B (en) 2003-04-23
GB0218466D0 (en) 2002-09-18
GB0226533D0 (en) 2002-12-18
GB2375250A (en) 2002-11-06

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Legal Events

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

Effective date: 20040820