ATE94652T1 - Sternkoppler. - Google Patents

Sternkoppler.

Info

Publication number
ATE94652T1
ATE94652T1 AT88108258T AT88108258T ATE94652T1 AT E94652 T1 ATE94652 T1 AT E94652T1 AT 88108258 T AT88108258 T AT 88108258T AT 88108258 T AT88108258 T AT 88108258T AT E94652 T1 ATE94652 T1 AT E94652T1
Authority
AT
Austria
Prior art keywords
planar waveguide
input
channel waveguides
guides
output
Prior art date
Application number
AT88108258T
Other languages
English (en)
Inventor
Amaresh Mahapatra
James M Connors
Original Assignee
Polaroid Corp
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
Application filed by Polaroid Corp filed Critical Polaroid Corp
Application granted granted Critical
Publication of ATE94652T1 publication Critical patent/ATE94652T1/de

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
    • G02B6/26—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
    • 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
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B6/122—Basic optical elements, e.g. light-guiding paths
    • G02B6/125—Bends, branchings or intersections

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optical Integrated Circuits (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Dental Preparations (AREA)
  • Gyroscopes (AREA)
AT88108258T 1987-07-28 1988-05-24 Sternkoppler. ATE94652T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/078,592 US4786131A (en) 1987-07-28 1987-07-28 Star coupler
EP88108258A EP0301194B1 (de) 1987-07-28 1988-05-24 Sternkoppler

Publications (1)

Publication Number Publication Date
ATE94652T1 true ATE94652T1 (de) 1993-10-15

Family

ID=22145031

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88108258T ATE94652T1 (de) 1987-07-28 1988-05-24 Sternkoppler.

Country Status (6)

Country Link
US (1) US4786131A (de)
EP (1) EP0301194B1 (de)
JP (2) JPH087287B2 (de)
AT (1) ATE94652T1 (de)
CA (1) CA1317136C (de)
DE (2) DE301194T1 (de)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4904042A (en) * 1988-05-03 1990-02-27 American Telephone And Telegraph Company N×N optical star coupler
US4953935A (en) * 1989-03-27 1990-09-04 United Technologies Corporation Integrated optic star coupler
US5002350A (en) * 1990-02-26 1991-03-26 At&T Bell Laboratories Optical multiplexer/demultiplexer
GB9027658D0 (en) * 1990-12-20 1991-02-13 Secr Defence Intensity dividing device
US5205904A (en) * 1991-03-13 1993-04-27 Matsushita Electric Industrial Co., Ltd. Method to fabricate frequency doubler devices
US5224184A (en) * 1991-05-21 1993-06-29 Gte Laboratories Incorporated Optical multi-chip interconnect
US5136671A (en) * 1991-08-21 1992-08-04 At&T Bell Laboratories Optical switch, multiplexer, and demultiplexer
US5467418A (en) * 1994-09-02 1995-11-14 At&T Ipm Corp. Frequency routing device having a spatially filtered optical grating for providing an increased passband width
US5675675A (en) * 1995-12-29 1997-10-07 Corning Incorporated Bandwidth-adjusted wavelength demultiplexer
US5749132A (en) * 1995-08-30 1998-05-12 Ramar Corporation Method of fabrication an optical waveguide
US5834055A (en) * 1995-08-30 1998-11-10 Ramar Corporation Guided wave device and method of fabrication thereof
US5745618A (en) * 1997-02-04 1998-04-28 Lucent Technologies, Inc. Optical device having low insertion loss
DE19720852A1 (de) 1997-05-17 1998-11-26 Hertz Inst Heinrich Vorrichtung zum Überlagern optischer Signale mit unterschiedlichen Wellenlängen
US5889906A (en) * 1997-05-28 1999-03-30 Lucent Technologies Inc. Signal router with coupling of multiple waveguide modes for provicing a shaped multi-channel radiation pattern
KR100274804B1 (ko) * 1998-04-22 2001-01-15 윤종용 양방향 광파장 다중화기/분할기
JP3895480B2 (ja) * 1998-09-25 2007-03-22 古河電気工業株式会社 光波長合分波器
US6370837B1 (en) 1999-08-04 2002-04-16 Anthony B. Mcmahon System for laying masonry blocks
US6385373B1 (en) * 1999-10-29 2002-05-07 Lucent Technologies Inc. Compensated cascaded waveguides
US6947220B1 (en) 1999-11-22 2005-09-20 Ksm Associates, Inc. Devices for information processing in optical communications
US6332050B1 (en) 2000-04-05 2001-12-18 Board Of Supervisors Of Louisiana State University And Agricultural And Mechanical College Optical slab waveguide for massive, high-speed interconnects
US6690852B2 (en) 2000-06-22 2004-02-10 Fujikura Ltd. Optical multiplexer/demultiplexer
WO2002084824A1 (en) 2001-04-09 2002-10-24 Chromaplex, Inc. Modulatable multi-wavelength semiconductor external cavity laser
WO2002087032A1 (en) 2001-04-18 2002-10-31 Chromaplex, Inc. Modulatable multi-wavelength fiber laser source
US6526203B1 (en) 2001-05-30 2003-02-25 Alcatel Optronics Uk Limited Arrayed waveguide grating with reduced crosstalk
US20030156819A1 (en) * 2002-02-15 2003-08-21 Mark Pruss Optical waveguide
CN1656721B (zh) * 2002-05-20 2010-09-01 Jds尤尼菲斯公司 可重构光学上下路模块装置
JP3852409B2 (ja) 2003-02-04 2006-11-29 富士通株式会社 光機能デバイス
KR100807440B1 (ko) 2003-11-28 2008-02-25 오므론 가부시키가이샤 다채널 어레이 도파로 회절 격자형 합분파기 및 어레이도파로와 출력 도파로의 접속 방법
US7492991B2 (en) * 2006-04-28 2009-02-17 Gemfire Corporation Arrayed waveguide grating with reduced channel passband asymmetry
US8606058B2 (en) * 2009-04-30 2013-12-10 Hewlett-Packard Development Company, L.P. Multi-channel optical coupler
SG185912A1 (en) * 2011-05-18 2012-12-28 Agency Science Tech & Res Alignment method for a silicon photonics packaging
DE102013223153A1 (de) * 2013-11-13 2015-05-13 Leoni Kabel Holding Gmbh Optische Schleifringanordnung
US10838146B2 (en) 2016-06-03 2020-11-17 Rockley Photonics Limited Single mode waveguide with an adiabatic bend
GB2572641B (en) 2018-04-06 2021-06-02 Rockley Photonics Ltd Optoelectronic device and array thereof
WO2022184869A1 (en) 2021-03-05 2022-09-09 Rockley Photonics Limited Higher order mode filter
WO2022184868A1 (en) 2021-03-05 2022-09-09 Rockley Photonics Limited Waveguide facet interface
EP4273599A1 (de) * 2022-05-05 2023-11-08 Apple Inc. Kompakter optischer splitter

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2442652A1 (de) * 1974-09-06 1976-03-18 Siemens Ag Anordnung fuer durchstimmbare optische wellenleiter-komponenten
US3937557A (en) * 1974-11-29 1976-02-10 The United States Of America As Represented By The Secretary Of The Navy Star coupler for single mode fiber communication systems
DE2600893A1 (de) * 1976-01-12 1977-07-21 Siemens Ag Lichtverteiler fuer optische nachrichtensysteme
US4240694A (en) * 1977-10-06 1980-12-23 Harris Communications Single optical fiber directional coupler
DE7808787U1 (de) * 1978-03-22 1978-07-06 Siemens Ag, 1000 Berlin Und 8000 Muenchen Lichtwellenleiterverzweigungseinrichtung
DE2837682A1 (de) * 1978-08-29 1980-03-13 Siemens Ag Optisches mischerelement
US4318586A (en) * 1978-08-31 1982-03-09 Bunker Ramo Corporation Distributive couplers for fiber optics
US4262995A (en) * 1979-03-05 1981-04-21 Hughes Aircraft Company Planar star coupler device for fiber optics
US4360248A (en) * 1979-04-18 1982-11-23 International Telephone And Telegraph Corporation Multiport optical communication system and optical star structure therefor
JPS5619002A (en) * 1979-07-26 1981-02-23 Nippon Telegr & Teleph Corp <Ntt> Matrix photoswitch
DE3036044A1 (de) * 1980-09-24 1982-05-06 Siemens AG, 1000 Berlin und 8000 München Optischer stern-koppler mit planarem mischerelement
JPS57142603A (en) * 1981-02-27 1982-09-03 Canon Inc Optical scanner
JPS5870202A (ja) * 1981-10-23 1983-04-26 Nippon Telegr & Teleph Corp <Ntt> 光スイツチ
JPS5924804A (ja) * 1982-08-02 1984-02-08 Ngk Spark Plug Co Ltd 光導波路スイツチ方式
DE3229571A1 (de) * 1982-08-07 1984-02-09 Philips Kommunikations Industrie AG, 8500 Nürnberg Optischer sternkoppler
FR2547150A1 (fr) * 1983-05-31 1984-12-07 Cit Alcatel Commutateur opto-mecanique et ensemble de commutation spatiale le mettant en application
JPS6017706A (ja) * 1983-07-12 1985-01-29 Nec Corp 平面型光分配回路
GB8501623D0 (en) * 1985-01-23 1985-02-27 Gen Electric Co Plc Optical fibre switch

Also Published As

Publication number Publication date
CA1317136C (en) 1993-05-04
DE3884089D1 (de) 1993-10-21
EP0301194B1 (de) 1993-09-15
JPH11271557A (ja) 1999-10-08
US4786131A (en) 1988-11-22
JPH087287B2 (ja) 1996-01-29
DE3884089T2 (de) 1994-01-13
JPS6444901A (en) 1989-02-17
DE301194T1 (de) 1989-08-03
EP0301194A2 (de) 1989-02-01
EP0301194A3 (en) 1990-09-05

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
EELA Cancelled due to lapse of time