GB0027083D0 - Method and apparatus for scrambling the polarization of light signals - Google Patents
Method and apparatus for scrambling the polarization of light signalsInfo
- 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
Links
- 230000010287 polarization Effects 0.000 title 1
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)
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)
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)
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 |
-
1996
- 1996-11-08 GB GB0027083A patent/GB2352571B/en not_active Expired - Fee Related
- 1996-11-08 GB GB0027084A patent/GB2352572B/en not_active Expired - Fee Related
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 |