JPS5670505A - Light branching filter circuit - Google Patents
Light branching filter circuitInfo
- Publication number
- JPS5670505A JPS5670505A JP14745579A JP14745579A JPS5670505A JP S5670505 A JPS5670505 A JP S5670505A JP 14745579 A JP14745579 A JP 14745579A JP 14745579 A JP14745579 A JP 14745579A JP S5670505 A JPS5670505 A JP S5670505A
- Authority
- JP
- Japan
- Prior art keywords
- grating surface
- light
- flanks
- refractive index
- difference
- 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
Classifications
-
- 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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
- G02B6/4215—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms the intermediate optical elements being wavelength selective optical elements, e.g. variable wavelength optical modules or wavelength lockers
-
- 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
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29304—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating
- G02B6/29305—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating as bulk element, i.e. free space arrangement external to a light guide
- G02B6/2931—Diffractive element operating in reflection
-
- 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
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29304—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating
- G02B6/29316—Light guides comprising a diffractive element, e.g. grating in or on the light guide such that diffracted light is confined in the light guide
- G02B6/29317—Light guides of the optical fibre type
-
- 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
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29379—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device
- G02B6/2938—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device for multiplexing or demultiplexing, i.e. combining or separating wavelengths, e.g. 1xN, NxM
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14745579A JPS5670505A (en) | 1979-11-14 | 1979-11-14 | Light branching filter circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14745579A JPS5670505A (en) | 1979-11-14 | 1979-11-14 | Light branching filter circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5670505A true JPS5670505A (en) | 1981-06-12 |
JPS6152443B2 JPS6152443B2 (ja) | 1986-11-13 |
Family
ID=15430739
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14745579A Granted JPS5670505A (en) | 1979-11-14 | 1979-11-14 | Light branching filter circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5670505A (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4522461A (en) * | 1982-05-13 | 1985-06-11 | U.S. Philips Corporation | Optical multiplexer |
JPS61109405U (ja) * | 1984-12-21 | 1986-07-11 | ||
JPH03501900A (ja) * | 1988-10-07 | 1991-04-25 | イーストマン・コダック・カンパニー | 光ファイバアレー |
JPH03504649A (ja) * | 1988-10-07 | 1991-10-09 | イーストマン・コダック・カンパニー | 光ファイバーアレーを製造する方法 |
-
1979
- 1979-11-14 JP JP14745579A patent/JPS5670505A/ja active Granted
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4522461A (en) * | 1982-05-13 | 1985-06-11 | U.S. Philips Corporation | Optical multiplexer |
JPS61109405U (ja) * | 1984-12-21 | 1986-07-11 | ||
JPH03501900A (ja) * | 1988-10-07 | 1991-04-25 | イーストマン・コダック・カンパニー | 光ファイバアレー |
JPH03504649A (ja) * | 1988-10-07 | 1991-10-09 | イーストマン・コダック・カンパニー | 光ファイバーアレーを製造する方法 |
Also Published As
Publication number | Publication date |
---|---|
JPS6152443B2 (ja) | 1986-11-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB1394870A (en) | Optical waveguides | |
JPS54101334A (en) | Optical fiber coupling element and production of the same | |
ES532804A1 (es) | Un aparato para transmitir senales opticas de polarizacion unica o estabilizada. | |
ES8201322A1 (es) | Un metodo mejorado para la fabricacion de una preforma de fibra optica | |
JPS57139704A (en) | Optical switch | |
JPS5784408A (en) | Optical distributing circuit | |
JPS5670505A (en) | Light branching filter circuit | |
JPS5456850A (en) | Optical branching circuit | |
JPS57100409A (en) | Optical coupler | |
JPS5727214A (en) | Graded lens and optical transmission line using said lens | |
JPS5729006A (en) | Optical branching filter | |
JPS57177104A (en) | Optical demultiplexer | |
JPS56126806A (en) | Diffraction grating type light branching filter | |
JPS56125710A (en) | Manufacture for optical waveguide path | |
JPS57201209A (en) | Photocoupler | |
JPS5518618A (en) | Photo distributor for optical fiber | |
JPS57198423A (en) | Planar type optical demultiplexer and multiplexer | |
JPS5674204A (en) | Light branching circuit | |
JPS54156555A (en) | Photo circuit element | |
JPS5723902A (en) | Manufacture of optical branching filter | |
JPS57176004A (en) | Manufacture of optical element | |
JPS5692504A (en) | Optical filter | |
JPS57125909A (en) | Optical distributing circuit | |
JPS5557804A (en) | Optical branching and coupling device | |
JPS5764704A (en) | Element for converting plane of polarization |