CA2344880C - Methode pour controler spatialement la periode et l'amplitude des filtres de bragg - Google Patents
Methode pour controler spatialement la periode et l'amplitude des filtres de bragg Download PDFInfo
- Publication number
- CA2344880C CA2344880C CA002344880A CA2344880A CA2344880C CA 2344880 C CA2344880 C CA 2344880C CA 002344880 A CA002344880 A CA 002344880A CA 2344880 A CA2344880 A CA 2344880A CA 2344880 C CA2344880 C CA 2344880C
- Authority
- CA
- Canada
- Prior art keywords
- period
- phase mask
- optical medium
- fiber
- amplitude
- 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 - Lifetime
Links
- 238000000034 method Methods 0.000 title claims abstract description 30
- 230000003287 optical effect Effects 0.000 claims abstract description 24
- 230000005670 electromagnetic radiation Effects 0.000 claims abstract description 9
- 230000005855 radiation Effects 0.000 claims abstract description 8
- 230000006872 improvement Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 239000000835 fiber Substances 0.000 description 37
- 239000013307 optical fiber Substances 0.000 description 14
- 238000001228 spectrum Methods 0.000 description 5
- 238000000411 transmission spectrum Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 230000000737 periodic effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 230000001902 propagating effect Effects 0.000 description 2
- 150000000917 Erbium Chemical class 0.000 description 1
- LKJPSUCKSLORMF-UHFFFAOYSA-N Monolinuron Chemical compound CON(C)C(=O)NC1=CC=C(Cl)C=C1 LKJPSUCKSLORMF-UHFFFAOYSA-N 0.000 description 1
- 206010034972 Photosensitivity reaction Diseases 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000001093 holography Methods 0.000 description 1
- 238000005305 interferometry Methods 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000036211 photosensitivity Effects 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/18—Diffraction gratings
-
- 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
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
- G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
- G02B6/0208—Refractive index modulation gratings, e.g. Bragg gratings characterised by their structure, wavelength response
- G02B6/02085—Refractive index modulation gratings, e.g. Bragg gratings characterised by their structure, wavelength response characterised by the grating profile, e.g. chirped, apodised, tilted, helical
-
- 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
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
- G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
- G02B6/02123—Refractive index modulation gratings, e.g. Bragg gratings characterised by the method of manufacture of the grating
- G02B6/02133—Refractive index modulation gratings, e.g. Bragg gratings characterised by the method of manufacture of the grating using beam interference
- G02B6/02138—Refractive index modulation gratings, e.g. Bragg gratings characterised by the method of manufacture of the grating using beam interference based on illuminating a phase mask
-
- 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
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
- G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
- G02B6/02123—Refractive index modulation gratings, e.g. Bragg gratings characterised by the method of manufacture of the grating
- G02B6/02152—Refractive index modulation gratings, e.g. Bragg gratings characterised by the method of manufacture of the grating involving moving the fibre or a manufacturing element, stretching of the fibre
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Diffracting Gratings Or Hologram Optical Elements (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA002163061A CA2163061C (fr) | 1995-11-16 | 1995-11-16 | Methode pour controler spatialement la periode et l'amplitude des filtres de bragg |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002163061A Division CA2163061C (fr) | 1995-11-16 | 1995-11-16 | Methode pour controler spatialement la periode et l'amplitude des filtres de bragg |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2344880A1 CA2344880A1 (fr) | 1997-05-17 |
| CA2344880C true CA2344880C (fr) | 2003-07-29 |
Family
ID=4156973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002344880A Expired - Lifetime CA2344880C (fr) | 1995-11-16 | 1995-11-16 | Methode pour controler spatialement la periode et l'amplitude des filtres de bragg |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA2344880C (fr) |
-
1995
- 1995-11-16 CA CA002344880A patent/CA2344880C/fr not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CA2344880A1 (fr) | 1997-05-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKEX | Expiry |
Effective date: 20151116 |