SE9501075D0 - Anordning och förfarande i ett optiskt bussnät - Google Patents
Anordning och förfarande i ett optiskt bussnätInfo
- Publication number
- SE9501075D0 SE9501075D0 SE9501075A SE9501075A SE9501075D0 SE 9501075 D0 SE9501075 D0 SE 9501075D0 SE 9501075 A SE9501075 A SE 9501075A SE 9501075 A SE9501075 A SE 9501075A SE 9501075 D0 SE9501075 D0 SE 9501075D0
- Authority
- SE
- Sweden
- Prior art keywords
- optical
- pct
- receivers
- transmitters
- node
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title abstract 5
- 239000013307 optical fiber Substances 0.000 abstract 2
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
- H04B10/27—Arrangements for networking
-
- 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
- H04B10/27—Arrangements for networking
- H04B10/278—Bus-type networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0201—Add-and-drop multiplexing
- H04J14/0202—Arrangements therefor
- H04J14/021—Reconfigurable arrangements, e.g. reconfigurable optical add/drop multiplexers [ROADM] or tunable optical add/drop multiplexers [TOADM]
- H04J14/0212—Reconfigurable arrangements, e.g. reconfigurable optical add/drop multiplexers [ROADM] or tunable optical add/drop multiplexers [TOADM] using optical switches or wavelength selective switches [WSS]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
- H04J14/0241—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths
- H04J14/0242—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON
- H04J14/0245—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON for downstream transmission, e.g. optical line terminal [OLT] to ONU
- H04J14/0246—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON for downstream transmission, e.g. optical line terminal [OLT] to ONU using one wavelength per ONU
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
- H04J14/0241—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths
- H04J14/0242—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON
- H04J14/0249—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON for upstream transmission, e.g. ONU-to-OLT or ONU-to-ONU
- H04J14/025—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON for upstream transmission, e.g. ONU-to-OLT or ONU-to-ONU using one wavelength per ONU, e.g. for transmissions from-ONU-to-OLT or from-ONU-to-ONU
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
- H04J14/0254—Optical medium access
- H04J14/0256—Optical medium access at the optical channel layer
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0278—WDM optical network architectures
- H04J14/028—WDM bus architectures
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0287—Protection in WDM systems
- H04J14/0293—Optical channel protection
- H04J14/0295—Shared protection at the optical channel (1:1, n:m)
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/03—WDM arrangements
- H04J14/0305—WDM arrangements in end terminals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/03—WDM arrangements
- H04J14/0307—Multiplexers; Demultiplexers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0201—Add-and-drop multiplexing
- H04J14/0215—Architecture aspects
- H04J14/0219—Modular or upgradable architectures
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
- H04J14/0254—Optical medium access
- H04J14/0267—Optical signaling or routing
- H04J14/0268—Restoration of optical paths, e.g. p-cycles
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computing Systems (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optical Communication System (AREA)
- Small-Scale Networks (AREA)
Priority Applications (12)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9501075A SE503715C2 (sv) | 1995-03-27 | 1995-03-27 | Optisk nod i ett optiskt bussnät |
DE69634149T DE69634149T2 (de) | 1995-03-27 | 1996-03-13 | Optischer knoten in einem optischen busnetz |
AU51657/96A AU705433B2 (en) | 1995-03-27 | 1996-03-13 | Optical node in an optical bus network |
EP96908416A EP0818089B1 (en) | 1995-03-27 | 1996-03-13 | Optical node in an optical bus network |
US08/930,040 US6049405A (en) | 1995-03-27 | 1996-03-13 | Optical node in an optical bus network |
KR1019970706764A KR100432310B1 (ko) | 1995-03-27 | 1996-03-13 | 광버스네트워크의광노드 |
CA002216370A CA2216370C (en) | 1995-03-27 | 1996-03-13 | Optical node in an optical bus network |
PCT/SE1996/000323 WO1996031025A1 (en) | 1995-03-27 | 1996-03-13 | Optical node in an optical bus network |
JP52924896A JP3795079B2 (ja) | 1995-03-27 | 1996-03-13 | 光バス回路網の光ノード |
CN96193966A CN1075300C (zh) | 1995-03-27 | 1996-03-13 | 光总线网络中的光节点 |
BR9607759A BR9607759A (pt) | 1995-03-27 | 1996-03-13 | Nó ótico |
MXPA/A/1997/007326A MXPA97007326A (en) | 1995-03-27 | 1997-09-25 | Optico nudo in a network of transfer via optinformacion |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9501075A SE503715C2 (sv) | 1995-03-27 | 1995-03-27 | Optisk nod i ett optiskt bussnät |
Publications (3)
Publication Number | Publication Date |
---|---|
SE9501075D0 true SE9501075D0 (sv) | 1995-03-27 |
SE9501075L SE9501075L (sv) | 1996-08-12 |
SE503715C2 SE503715C2 (sv) | 1996-08-12 |
Family
ID=20397682
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9501075A SE503715C2 (sv) | 1995-03-27 | 1995-03-27 | Optisk nod i ett optiskt bussnät |
Country Status (11)
Country | Link |
---|---|
US (1) | US6049405A (sv) |
EP (1) | EP0818089B1 (sv) |
JP (1) | JP3795079B2 (sv) |
KR (1) | KR100432310B1 (sv) |
CN (1) | CN1075300C (sv) |
AU (1) | AU705433B2 (sv) |
BR (1) | BR9607759A (sv) |
CA (1) | CA2216370C (sv) |
DE (1) | DE69634149T2 (sv) |
SE (1) | SE503715C2 (sv) |
WO (1) | WO1996031025A1 (sv) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6115155A (en) * | 1996-10-29 | 2000-09-05 | Chorum Technologies Inc. | System for dealing with faults in an optical link |
AU5889498A (en) * | 1997-01-31 | 1998-08-25 | Telefonaktiebolaget Lm Ericsson (Publ) | Wdm traffic protection |
FI980328A (sv) * | 1998-02-13 | 1999-08-14 | Nokia Networks Oy | Optiskt telekommunikationsnät |
SE520876C2 (sv) * | 1998-06-10 | 2003-09-09 | Ericsson Telefon Ab L M | ADD/Drpo-nod för ett optiskt WDM-nät, som har trafik endast mellan angränsande noder |
SE521135C2 (sv) | 1998-06-17 | 2003-10-07 | Ericsson Telefon Ab L M | Ett kommunikationsnät och ett felhanteringsförfarande i ett sådant nät |
WO2000004555A2 (de) * | 1998-07-15 | 2000-01-27 | Infineon Technologies Ag | Speicherzellenanordnung, bei der ein elektrischer widerstand eines speicherelements eine information darstellt und durch ein magnetfeld beeinflussbar ist, und verfahren zu deren herstellung |
GB0013366D0 (en) * | 2000-06-01 | 2000-07-26 | Vipswitch Inc | Optical communicator |
US6288812B1 (en) | 2000-11-03 | 2001-09-11 | Seneca Networks | Bidirectional WDM optical communication network with optical bridge between bidirectional optical waveguides |
US6782206B1 (en) | 2000-11-27 | 2004-08-24 | Golden Bloom Resources, Ltd. | Multi-port optical node |
CN100353695C (zh) * | 2001-04-11 | 2007-12-05 | 模式转换控股公司 | 低损耗wdm***分出节点 |
CN1300966C (zh) * | 2003-04-09 | 2007-02-14 | 华为技术有限公司 | 波分复用***的板间通道保护方法 |
US20070122087A1 (en) * | 2005-11-30 | 2007-05-31 | Finisar Corporation | Optical bus |
WO2008031261A1 (en) * | 2006-09-05 | 2008-03-20 | Huawei Technologies Co., Ltd. | System and method for providing failure protection in optical networks |
US7660529B2 (en) * | 2006-09-08 | 2010-02-09 | Huawei Technologies Co., Ltd. | System and method for providing failure protection in optical networks |
US8483564B2 (en) | 2009-07-31 | 2013-07-09 | Tyco Electronics Subsea Communications Llc | Hybrid optical add-drop multiplexing network and wavelength allocation for the same |
US8401392B2 (en) * | 2010-02-17 | 2013-03-19 | Tyco Electronics Subsea Communications Llc | Flexible branching unit and system including the same |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5159595A (en) * | 1988-04-08 | 1992-10-27 | Northern Telecom Limited | Ring transmission system |
US5003531A (en) * | 1989-08-11 | 1991-03-26 | Infotron Systems Corporation | Survivable network using reverse protection ring |
EP0519712A3 (en) * | 1991-06-18 | 1993-03-31 | Canon Kabushiki Kaisha | Bus-type communication network |
US5333130A (en) * | 1993-05-18 | 1994-07-26 | Alcatel Canada Wire, Inc. | Self-healing drop and insert communication network |
KR970003527B1 (ko) * | 1994-05-14 | 1997-03-18 | 재단법인 한국전자통신연구소 | 파장분할 다중화 방식을 이용한 양방향 다채널 광 링 통신망 |
SE503258C2 (sv) * | 1995-02-06 | 1996-04-29 | Ericsson Telefon Ab L M | Förfarande för tilldelning av våglängdskanaler i ett optiskt bussnät |
IT1277204B1 (it) * | 1995-10-19 | 1997-11-05 | Pirelli S P A Ora Pirelli Cavi | Rete di comunicazione ottica trasparente ad anello autoprotetto |
-
1995
- 1995-03-27 SE SE9501075A patent/SE503715C2/sv not_active IP Right Cessation
-
1996
- 1996-03-13 AU AU51657/96A patent/AU705433B2/en not_active Ceased
- 1996-03-13 US US08/930,040 patent/US6049405A/en not_active Expired - Lifetime
- 1996-03-13 CA CA002216370A patent/CA2216370C/en not_active Expired - Lifetime
- 1996-03-13 CN CN96193966A patent/CN1075300C/zh not_active Expired - Fee Related
- 1996-03-13 JP JP52924896A patent/JP3795079B2/ja not_active Expired - Fee Related
- 1996-03-13 WO PCT/SE1996/000323 patent/WO1996031025A1/en active IP Right Grant
- 1996-03-13 BR BR9607759A patent/BR9607759A/pt not_active IP Right Cessation
- 1996-03-13 DE DE69634149T patent/DE69634149T2/de not_active Expired - Lifetime
- 1996-03-13 EP EP96908416A patent/EP0818089B1/en not_active Expired - Lifetime
- 1996-03-13 KR KR1019970706764A patent/KR100432310B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE69634149T2 (de) | 2006-02-23 |
JPH11502984A (ja) | 1999-03-09 |
KR19980703359A (ko) | 1998-10-15 |
US6049405A (en) | 2000-04-11 |
CA2216370A1 (en) | 1996-10-03 |
DE69634149D1 (de) | 2005-02-10 |
CN1075300C (zh) | 2001-11-21 |
KR100432310B1 (ko) | 2004-09-08 |
SE9501075L (sv) | 1996-08-12 |
BR9607759A (pt) | 1999-01-19 |
MX9707326A (es) | 1997-11-29 |
EP0818089A1 (en) | 1998-01-14 |
CN1184572A (zh) | 1998-06-10 |
EP0818089B1 (en) | 2005-01-05 |
SE503715C2 (sv) | 1996-08-12 |
WO1996031025A1 (en) | 1996-10-03 |
AU5165796A (en) | 1996-10-16 |
CA2216370C (en) | 2004-01-20 |
AU705433B2 (en) | 1999-05-20 |
JP3795079B2 (ja) | 2006-07-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |