GB9316173D0 - Optical transmitters - Google Patents

Optical transmitters

Info

Publication number
GB9316173D0
GB9316173D0 GB939316173A GB9316173A GB9316173D0 GB 9316173 D0 GB9316173 D0 GB 9316173D0 GB 939316173 A GB939316173 A GB 939316173A GB 9316173 A GB9316173 A GB 9316173A GB 9316173 D0 GB9316173 D0 GB 9316173D0
Authority
GB
United Kingdom
Prior art keywords
optical transmitters
transmitters
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.)
Withdrawn
Application number
GB939316173A
Other versions
GB2281163A (en
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 Telecommunications Europe Ltd
Original Assignee
Fujitsu Telecommunications Europe 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
Application filed by Fujitsu Telecommunications Europe Ltd filed Critical Fujitsu Telecommunications Europe Ltd
Priority to GB9316173A priority Critical patent/GB2281163A/en
Publication of GB9316173D0 publication Critical patent/GB9316173D0/en
Priority to JP6183500A priority patent/JPH07154343A/en
Publication of GB2281163A publication Critical patent/GB2281163A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
    • H01S5/068—Stabilisation of laser output parameters
    • H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters
    • H01S5/06835—Stabilising during pulse modulation or generation
    • 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
    • H04B10/503—Laser transmitters
    • H04B10/504—Laser transmitters using direct modulation
    • 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)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Communication System (AREA)
  • Dc Digital Transmission (AREA)
GB9316173A 1993-08-04 1993-08-04 Optical transmitters Withdrawn GB2281163A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9316173A GB2281163A (en) 1993-08-04 1993-08-04 Optical transmitters
JP6183500A JPH07154343A (en) 1993-08-04 1994-08-04 Optical transmitter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9316173A GB2281163A (en) 1993-08-04 1993-08-04 Optical transmitters

Publications (2)

Publication Number Publication Date
GB9316173D0 true GB9316173D0 (en) 1993-09-22
GB2281163A GB2281163A (en) 1995-02-22

Family

ID=10739966

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9316173A Withdrawn GB2281163A (en) 1993-08-04 1993-08-04 Optical transmitters

Country Status (2)

Country Link
JP (1) JPH07154343A (en)
GB (1) GB2281163A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3085274B2 (en) * 1998-01-19 2000-09-04 日本電気株式会社 Optical transmitter

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4009385A (en) * 1976-03-22 1977-02-22 Bell Telephone Laboratories, Incorporated Laser control circuit
US4277846A (en) * 1979-12-27 1981-07-07 Bell Telephone Laboratories, Incorporated Circuit for stabilizing the output of an injection laser
JPS59146457A (en) * 1983-02-10 1984-08-22 Olympus Optical Co Ltd Automatic controller for optical output
US4698817A (en) * 1985-02-28 1987-10-06 Northern Telecom Limited Peak optical power control circuit for laser driver
DE69225833T2 (en) * 1991-04-03 1998-12-24 Philips Electronics Nv Optical transmitter

Also Published As

Publication number Publication date
GB2281163A (en) 1995-02-22
JPH07154343A (en) 1995-06-16

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Legal Events

Date Code Title Description
730A Proceeding under section 30 patents act 1977
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)