KR20140062150A - 지그-재그부를 포함한 광 파워 스플리터 - Google Patents
지그-재그부를 포함한 광 파워 스플리터 Download PDFInfo
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- KR20140062150A KR20140062150A KR1020147009790A KR20147009790A KR20140062150A KR 20140062150 A KR20140062150 A KR 20140062150A KR 1020147009790 A KR1020147009790 A KR 1020147009790A KR 20147009790 A KR20147009790 A KR 20147009790A KR 20140062150 A KR20140062150 A KR 20140062150A
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- 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
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/1073—Beam splitting or combining systems characterized by manufacturing or alignment methods
-
- 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
- G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
- G02B6/2817—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using reflective elements to split or combine optical signals
-
- 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
- G02B6/4219—Mechanical fixtures for holding or positioning the elements relative to each other in the couplings; Alignment methods for the elements, e.g. measuring or observing methods especially used therefor
- G02B6/4228—Passive alignment, i.e. without a detection of the degree of coupling or the position of the elements
- G02B6/423—Passive alignment, i.e. without a detection of the degree of coupling or the position of the elements using guiding surfaces for the alignment
- G02B6/4231—Passive alignment, i.e. without a detection of the degree of coupling or the position of the elements using guiding surfaces for the alignment with intermediate elements, e.g. rods and balls, between the elements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/106—Beam splitting or combining systems for splitting or combining a plurality of identical beams or images, e.g. image replication
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/14—Beam splitting or combining systems operating by reflection only
- G02B27/145—Beam splitting or combining systems operating by reflection only having sequential partially reflecting surfaces
-
- 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
- G02B6/29346—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 wave or beam interference
- G02B6/29361—Interference filters, e.g. multilayer coatings, thin film filters, dichroic splitters or mirrors based on multilayers, WDM filters
- G02B6/29362—Serial cascade of filters or filtering operations, e.g. for a large number of channels
- G02B6/29365—Serial cascade of filters or filtering operations, e.g. for a large number of channels in a multireflection configuration, i.e. beam following a zigzag path between filters or filtering operations
- G02B6/29367—Zigzag path within a transparent optical block, e.g. filter deposited on an etalon, glass plate, wedge acting as a stable spacer
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
Description
도 2는 본 발명의 일례에 따른 광 파워 스플리터의 측단면도이다.
도 3a는 본 발명의 일례에 따른 광 파워 스플리터의 측면 사시도이다.
도 3b는 본 발명의 일례에 따른 광 파워 스플리터의 분해 사시도이다.
도 4는 본 발명의 일례에 따른 광 파워 스플리터의 측단면도이다.
도 5는 본 발명의 일례에 따른 광 파워 스플리터의 탭(tap)에 연관된 반사율을 기반으로 하는 차트이다.
도 6은 본 발명의 일례에 따른 광 파워 스플리터의 탭에 연관된 손실 편차(loss deviation)를 기반으로 하는 차트이다.
도 7은 본 발명의 일례에 따른 입력 신호를 분할하는 방법을 기반으로 하는 흐름도이다.
본 발명의 예를 첨부 도면을 참조하여 설명할 것이며, 이들 도면에서는 동일한 도면 부호가 동일하거나 기능적으로 유사한 구성요소를 나타낼 수 있다.
Claims (15)
- 광 파워 스플리터에 있어서,
입력 광섬유로부터 입력 신호를 수신하기 위한 입력 광 요소;
상기 입력 신호를 분할하고, n개의 분할 신호를 출력하기 위한 지그-재그부(zig-zag); 및
상기 입력 신호를 분할하기 위해 상기 지그-재그부에 연관되며, 하나 이상의 별개의 반사기(discrete reflector)를 포함하는 반사기 요소로서, 상기 반사기 요소에 연관된 상기 별개의 반사기의 총수가 많아야 n-2개인, 반사기 요소
를 포함하는 광 파워 스플리터. - 제1항에 있어서,
상기 입력 광 요소와 상기 지그-재그부는 상기 지그-재그부에 대한 상기 입력 광 요소의 지향 방향(orientation)을 고정시키기 위해 1-피스 단일체(monolithic) 입력 요소로서 통합되는, 광 파워 스플리터. - 제1항에 있어서,
각각의 상기 n개의 분할 신호를 n개의 출력 광섬유 중의 대응하는 출력 광섬유에 커플링하기 위한 출력 광 요소를 더 포함하는, 광 파워 스플리터. - 제3항에 있어서,
상기 입력 광 요소, 상기 지그-재그부, 및 상기 출력 광 요소를 수동으로 정렬시키기 위한 수동 정렬 기계식 지지부를 더 포함하는, 광 파워 스플리터. - 제3항에 있어서,
상기 입력 광 요소, 상기 지그-재그부, 및 상기 출력 광 요소는, 상기 입력 광 요소, 상기 지그-재그부, 및 상기 출력 광 요소가 수동 정렬로 서로 스냅 결합(snap together)될 수 있도록 조립 정렬 구조물을 각각 포함하는, 광 파워 스플리터. - 광 파워 스플리터에 있어서,
입력 광섬유로부터 입력 신호를 수신하기 위한 입력 광 요소; 및
반사기 요소에 기초하여 상기 입력 신호를 분할하고 복수의 분할 신호를 출력하기 위한 지그-재그부
를 포함하며,
상기 입력 광 요소와 상기 지그-재그부는, 상기 지그-재그부에 대한 상기 입력 광 요소의 지향 방향을 고정시키기 위해 1-피스 단일체 입력 요소로서 통합되는,
광 파워 스플리터. - 제6항에 있어서,
상기 반사기 요소는 상기 지그-재그부 상의 하나 이상의 코팅을 포함하는, 광 파워 스플리터. - 제6항에 있어서,
상기 반사기 요소는 상기 복수의 분할 신호가 파워가 동등하지 않도록 하나 이상의 반사율 값에 연관되는, 광 파워 스플리터. - 제6항에 있어서,
상기 지그-재그부는 상기 복수의 분할 신호를 출력하기 위해 하나 이상의 릴레이 미러(relay mirror)를 포함하는, 광 파워 스플리터. - 제6항에 있어서,
상기 복수의 분할 신호의 각각의 신호를 복수의 출력 광섬유 중의 대응하는 출력 광섬유에 커플링하기 위한 출력 광 요소를 더 포함하며, 상기 입력 광 요소와 상기 출력 광 요소 중의 하나 이상이 몰딩된 플라스틱(molded plastic)으로 형성되는, 광 파워 스플리터. - 입력 신호를 분할하기 위한 하나 이상의 별개의 반사기를 포함하는 반사기 요소에 연관된 지그-재그부를 이용하여 입력 신호를 분할하는 단계; 및
상기 지그-재그부에 기초하여 n개의 분할 신호를 출력하는 단계로서, 상기 반사기 요소에 연관된 상기 별개의 반사기의 총수가 많아야 n-2개인, 출력하는 단계
를 포함하는 방법. - 제11항에 있어서,
입력 광 요소에 연관된 입력 렌즈 요소에 기초하여 입력 광섬유로부터의 입력 신호를 상기 지그-재그부에 전송하기 위해 상기 입력 광섬유를 상기 입력 광 요소에 결합하는 단계를 더 포함하는, 방법. - 제11항에 있어서,
상기 입력 신호를 하나의 반사율 값에 연관된 총수가 1개인 반사기에 기초하여 4개의 분할 신호로 분할하는 단계를 더 포함하는, 방법. - 제11항에 있어서,
상기 입력 신호는 입력 광섬유의 1차원 어레이에 의해 제공되며, n개의 분할 신호의 각각의 분할 신호가 출력 광섬유의 1차원 어레이로서 제공되는, 방법. - 제11항에 있어서,
출력 광 요소에 연관된 출력 렌즈 요소에 기초하여 상기 지그-재그부로부터의 n개의 분할 신호를 전송하기 위해 복수의 출력 광섬유를 상기 출력 광 요소에 결합하는 단계를 더 포함하는, 방법.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/US2011/054336 WO2013048457A1 (en) | 2011-09-30 | 2011-09-30 | Optical power splitter including a zig-zag |
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KR20140062150A true KR20140062150A (ko) | 2014-05-22 |
KR101632939B1 KR101632939B1 (ko) | 2016-06-23 |
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KR1020147009790A Expired - Fee Related KR101632939B1 (ko) | 2011-09-30 | 2011-09-30 | 지그-재그부를 포함한 광 파워 스플리터 |
Country Status (5)
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US (1) | US9285544B2 (ko) |
EP (1) | EP2745164A4 (ko) |
KR (1) | KR101632939B1 (ko) |
CN (1) | CN103842889A (ko) |
WO (1) | WO2013048457A1 (ko) |
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- 2011-09-30 CN CN201180073895.6A patent/CN103842889A/zh active Pending
- 2011-09-30 KR KR1020147009790A patent/KR101632939B1/ko not_active Expired - Fee Related
- 2011-09-30 US US14/347,366 patent/US9285544B2/en not_active Expired - Fee Related
- 2011-09-30 WO PCT/US2011/054336 patent/WO2013048457A1/en active Application Filing
- 2011-09-30 EP EP11873381.5A patent/EP2745164A4/en not_active Withdrawn
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Also Published As
Publication number | Publication date |
---|---|
US20140226934A1 (en) | 2014-08-14 |
CN103842889A (zh) | 2014-06-04 |
EP2745164A4 (en) | 2015-05-20 |
EP2745164A1 (en) | 2014-06-25 |
WO2013048457A1 (en) | 2013-04-04 |
KR101632939B1 (ko) | 2016-06-23 |
US9285544B2 (en) | 2016-03-15 |
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