ATE537624T1 - Netzwerkknoten und puffereinrichtung und scheduling-verfahren - Google Patents
Netzwerkknoten und puffereinrichtung und scheduling-verfahrenInfo
- Publication number
- ATE537624T1 ATE537624T1 AT07816928T AT07816928T ATE537624T1 AT E537624 T1 ATE537624 T1 AT E537624T1 AT 07816928 T AT07816928 T AT 07816928T AT 07816928 T AT07816928 T AT 07816928T AT E537624 T1 ATE537624 T1 AT E537624T1
- Authority
- AT
- Austria
- Prior art keywords
- switching unit
- internal switching
- buffer device
- inputs
- outputs
- Prior art date
Links
- 239000000872 buffer Substances 0.000 abstract 6
- 230000000903 blocking effect Effects 0.000 abstract 1
- 230000003247 decreasing effect Effects 0.000 abstract 1
Classifications
-
- 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
- H04J14/0201—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
-
- 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
-
- 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
- H04J14/0283—WDM ring architectures
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0005—Switch and router aspects
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0005—Switch and router aspects
- H04Q2011/0007—Construction
- H04Q2011/0016—Construction using wavelength multiplexing or demultiplexing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0005—Switch and router aspects
- H04Q2011/0007—Construction
- H04Q2011/002—Construction using optical delay lines or optical buffers or optical recirculation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Optical Communication System (AREA)
- Small-Scale Networks (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200610168222.XA CN101212818B (zh) | 2006-12-26 | 2006-12-26 | 网络节点及缓存装置及调度方法 |
PCT/CN2007/070737 WO2008077322A1 (fr) | 2006-12-26 | 2007-09-20 | Nœud de réseau et dispositif tampon et procédé d'ordonnancement |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE537624T1 true ATE537624T1 (de) | 2011-12-15 |
Family
ID=39562100
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT07816928T ATE537624T1 (de) | 2006-12-26 | 2007-09-20 | Netzwerkknoten und puffereinrichtung und scheduling-verfahren |
Country Status (7)
Country | Link |
---|---|
US (1) | US8249449B2 (de) |
EP (1) | EP2083528B1 (de) |
CN (1) | CN101212818B (de) |
AT (1) | ATE537624T1 (de) |
DK (1) | DK2083528T3 (de) |
ES (1) | ES2377216T3 (de) |
WO (1) | WO2008077322A1 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101212818B (zh) | 2006-12-26 | 2010-12-08 | 华为技术有限公司 | 网络节点及缓存装置及调度方法 |
CN101662704B (zh) * | 2008-08-26 | 2012-09-05 | 华为技术有限公司 | 获取光波长路径的方法、***和节点设备 |
CN102427567B (zh) * | 2011-12-13 | 2013-12-25 | 东南大学 | 基于光分组交换的异步多波长网状网自适应节点*** |
KR101727779B1 (ko) * | 2013-01-02 | 2017-04-17 | 한국전자통신연구원 | 파장 가변 광 모듈 기반 수동형 광 망 거리 확장장치 및 그 방법 |
CN103401739B (zh) * | 2013-08-05 | 2016-06-29 | 东南大学 | 一种支持传感接入和光分组传输的传感网络的节点装置 |
CN104104617B (zh) * | 2014-08-07 | 2017-10-17 | 曙光信息产业(北京)有限公司 | 一种报文仲裁方法及装置 |
US9794657B1 (en) * | 2016-06-02 | 2017-10-17 | Huawei Technologies Co., Ltd. | System and method for optical switching |
CN107318056B (zh) * | 2017-05-05 | 2020-02-11 | 李景涛 | 基于阵列波导光栅的光交换装置及*** |
CN107071594B (zh) * | 2017-05-05 | 2020-03-24 | 重庆邮电大学 | 基于频谱转换和光缓存技术的组播交换节点冲突解决方法 |
US11943571B2 (en) * | 2021-03-28 | 2024-03-26 | Newphotonics Ltd. | Optical switch with all-optical memory buffer |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5115428A (en) * | 1989-09-05 | 1992-05-19 | The University Of Colorado Foundation, Inc. | Serial array time-slot interchangers |
JPH06113348A (ja) * | 1992-09-30 | 1994-04-22 | Hitachi Ltd | バッファ付き光交換回路 |
US5416769A (en) * | 1993-07-13 | 1995-05-16 | At&T Corp. | Controlled-feedback packet switching system |
US5402256A (en) * | 1994-03-31 | 1995-03-28 | At&T Corp. | Optical time slot interchanger apparatus and method of operation |
US20020118421A1 (en) * | 2000-12-22 | 2002-08-29 | Yijun Xiong | Channel scheduling in optical routers |
EP1217863A2 (de) * | 2000-12-22 | 2002-06-26 | Alcatel USA Sourcing, L.P. | Ablauffolgesteuerung von Datenkanalen mit Einheitlichem Assoziativspeicher in einem optischen Router |
US20020118419A1 (en) * | 2000-12-22 | 2002-08-29 | Zheng Si Q. | Unified associative memory of data channel schedulers in an optical router |
US6856719B2 (en) * | 2001-03-12 | 2005-02-15 | Alliance Fiber Optic Products, Inc. | Optical switch system |
US7099587B2 (en) | 2002-05-22 | 2006-08-29 | Doron Handelman | Apparatus and method for delaying optical signals for optical buffering and optical storage applications |
CN1141817C (zh) * | 2002-06-06 | 2004-03-10 | 上海交通大学 | 基于光突发交换的多粒度光路由器 |
CN1235357C (zh) * | 2003-06-26 | 2006-01-04 | 上海交通大学 | 支持突发及非突发业务的全光分组交换节点结构 |
WO2005025112A2 (en) * | 2003-09-04 | 2005-03-17 | The Regents Of The University Of California | All optical variable buffer queue useful in optical packet networks |
CN1283058C (zh) * | 2003-10-30 | 2006-11-01 | 上海交通大学 | 基于可调波长变换器共享的光包交换节点结构 |
CN100428660C (zh) * | 2004-01-14 | 2008-10-22 | 电子科技大学 | 一种具有内部加速的光突发交换节点 |
CN1717113A (zh) * | 2004-07-02 | 2006-01-04 | 电子科技大学 | 一种支持光突发/分组交换的光电混合交换结构 |
CN101212818B (zh) | 2006-12-26 | 2010-12-08 | 华为技术有限公司 | 网络节点及缓存装置及调度方法 |
-
2006
- 2006-12-26 CN CN200610168222.XA patent/CN101212818B/zh not_active Expired - Fee Related
-
2007
- 2007-09-20 AT AT07816928T patent/ATE537624T1/de active
- 2007-09-20 DK DK07816928.1T patent/DK2083528T3/da active
- 2007-09-20 WO PCT/CN2007/070737 patent/WO2008077322A1/zh active Application Filing
- 2007-09-20 ES ES07816928T patent/ES2377216T3/es active Active
- 2007-09-20 EP EP07816928A patent/EP2083528B1/de not_active Not-in-force
-
2009
- 2009-05-20 US US12/469,385 patent/US8249449B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN101212818A (zh) | 2008-07-02 |
EP2083528A4 (de) | 2009-12-30 |
ES2377216T3 (es) | 2012-03-23 |
US8249449B2 (en) | 2012-08-21 |
DK2083528T3 (da) | 2012-02-27 |
EP2083528A1 (de) | 2009-07-29 |
WO2008077322A1 (fr) | 2008-07-03 |
US20090252493A1 (en) | 2009-10-08 |
CN101212818B (zh) | 2010-12-08 |
EP2083528B1 (de) | 2011-12-14 |
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