GB0027083D0 - Method and apparatus for scrambling the polarization of light signals - Google Patents

Method and apparatus for scrambling the polarization of light signals

Info

Publication number
GB0027083D0
GB0027083D0 GBGB0027083.5A GB0027083A GB0027083D0 GB 0027083 D0 GB0027083 D0 GB 0027083D0 GB 0027083 A GB0027083 A GB 0027083A GB 0027083 D0 GB0027083 D0 GB 0027083D0
Authority
GB
United Kingdom
Prior art keywords
scrambling
polarization
light signals
signals
light
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.)
Granted
Application number
GBGB0027083.5A
Other versions
GB2352571B (en
GB2352571A (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 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 JP30030395A external-priority patent/JP3751667B2/en
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Priority claimed from GB0021491A external-priority patent/GB2350737B/en
Publication of GB0027083D0 publication Critical patent/GB0027083D0/en
Publication of GB2352571A publication Critical patent/GB2352571A/en
Application granted granted Critical
Publication of GB2352571B publication Critical patent/GB2352571B/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
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
    • H04B10/2543—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to fibre non-linearities, e.g. Kerr effect
    • H04B10/2557—Cross-phase modulation [XPM]
    • 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
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
    • H04B10/2543—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to fibre non-linearities, e.g. Kerr effect
    • H04B10/2563—Four-wave mixing [FWM]
    • 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
    • H04B10/516—Details of coding or modulation
    • H04B10/532—Polarisation modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/27—Optical coupling means with polarisation selective and adjusting means
    • G02B6/2753—Optical coupling means with polarisation selective and adjusting means characterised by their function or use, i.e. of the complete device
    • G02B6/2786—Reducing the polarisation degree, i.e. depolarisers, scramblers, unpolarised output
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/06—Polarisation multiplex systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Nonlinear Science (AREA)
  • Optical Communication System (AREA)
GB0027083A 1995-11-17 1996-11-08 Method and apparatus for scrambling the polarization of light signals Expired - Fee Related GB2352571B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP30030395A JP3751667B2 (en) 1995-11-17 1995-11-17 Polarization-scrambled wavelength division multiplexing signal transmission method
GB0021491A GB2350737B (en) 1995-11-17 1996-11-08 Method and apparatus for scrambling the polarization of light signals

Publications (3)

Publication Number Publication Date
GB0027083D0 true GB0027083D0 (en) 2000-12-20
GB2352571A GB2352571A (en) 2001-01-31
GB2352571B GB2352571B (en) 2001-03-21

Family

ID=26244946

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0027083A Expired - Fee Related GB2352571B (en) 1995-11-17 1996-11-08 Method and apparatus for scrambling the polarization of light signals
GB0027084A Expired - Fee Related GB2352572B (en) 1995-11-17 1996-11-08 Method and apparatus for scrambling the polarization of light signals

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0027084A Expired - Fee Related GB2352572B (en) 1995-11-17 1996-11-08 Method and apparatus for scrambling the polarization of light signals

Country Status (1)

Country Link
GB (2) GB2352571B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2394375A (en) * 2002-10-19 2004-04-21 Bookham Technology Plc Integrated optical monitor with polarisation scrambling

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2164352A1 (en) * 1994-12-14 1996-06-15 Neal S. Bergano Polarization modulation in wavelength division multiplexed transmission systems

Also Published As

Publication number Publication date
GB2352571B (en) 2001-03-21
GB2352572A (en) 2001-01-31
GB0027084D0 (en) 2000-12-20
GB2352571A (en) 2001-01-31
GB2352572B (en) 2001-04-04

Similar Documents

Publication Publication Date Title
GB2307368B (en) Method and apparatus for scrambling the polarization of signal lights forming a wavelength division multiplied signal light
HUP9901447A3 (en) An optical apparatus and method
AU6547096A (en) Methods and apparatus for treating aneurysms
ZA968033B (en) Method and apparatus for photodynamic irratiation
AU7368496A (en) Method and apparatus for diversity enhancement using pseudo-multipath signals
AU6100294A (en) Optical array method and apparatus
AU7091996A (en) Apparatus and method for microdermoabrasion
GB2305027B (en) Method and apparatus for coupling signals
GB2303714B (en) Apparatus for improving the optical intensity induced damage limit of optical quality crystals
EP0737844A3 (en) Alignment apparatus and method
AU7337996A (en) Apparatus and method for demodulating multi-level signal
AU1118997A (en) Single lens range imaging method and apparatus
AU2237699A (en) A method and apparatus for enhancing the scrambling of a tv signal via erroneousclamp signals
PL323715A1 (en) Light modulating apparatus and method
GB2352571B (en) Method and apparatus for scrambling the polarization of light signals
GB2350737B (en) Method and apparatus for scrambling the polarization of light signals
SG91797A1 (en) Method of and apparatus for forming optical disks
EP0737969A3 (en) Optical recording method and apparatus
GB9504862D0 (en) Alignment apparatus and method
AU8002394A (en) Apparatus and methods for scrambling and unscrambling video signals
GB2316767B (en) An optical apparatus and method
GB2317131B (en) Method and apparatus for optical polishing
GB9506180D0 (en) Phase conjugation apparatus and method of phase conjugation light
GB2319480B (en) Apparatus and method for microdermoabrasion
HU9503487D0 (en) Method and apparatus for combination of electrical and optical signal transmission

Legal Events

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

Effective date: 20141108