CN100356716C - 基于光码标志交换的全光网 - Google Patents
基于光码标志交换的全光网 Download PDFInfo
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- CN100356716C CN100356716C CNB2003101174816A CN200310117481A CN100356716C CN 100356716 C CN100356716 C CN 100356716C CN B2003101174816 A CNB2003101174816 A CN B2003101174816A CN 200310117481 A CN200310117481 A CN 200310117481A CN 100356716 C CN100356716 C CN 100356716C
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OWDMA | OTDMA | OCDMA |
波长的线性叠加采用单纵模激光器需要精确的波长控制需要精确调谐的光滤波器需要多波长之间转换传输透明性好波长路由波长交换 | 时隙的线性叠加极短脉冲激光器系统严格同步需要高速的定时提取技术需要超窄光脉冲产生技术需要超窄光脉冲调制技术地址分配不灵活使低速信道变为高速信道 | 光码的扩频叠加频谱资源利用充分采用宽谱光源地址分配灵活通信质量高保密性好用户可随机接入利于实现全光传输和交换 |
ω | n | 一维|C| | 二维|C| | ω | n | 一维|C| | 二维|C| |
3 | 31 | 5 | 4960 | 5 | 85 | 4 | 29240 |
3 | 63 | 10 | 40320 | 5 | 341 | 17 | 1982574 |
3 | 127 | 21 | 341376 | 5 | 1365 | 68 | 126792120 |
3 | 255 | 42 | 2741760 | 5 | 5461 | 273 | 8143039086 |
4 | 40 | 3 | 4920 | 6 | 156 | 5 | 122460 |
4 | 121 | 10 | 147620 | 6 | 631 | 21 | 8374632 |
4 | 364 | 30 | 3985800 | 6 | 3156 | 105 | 1046166660 |
i=0 | i=1 | i=2 | |
j=1 | {(0,0),(3,1),(6,2)} | {(0,0),(4,1),(8,2)} | {(0,0),(5,2),(7,1)} |
j=2 | {(0,0),(3,2),(6,1)} | {(0,0),(4,2),(8,1)} | {(0,0),(5,1),(7,2)} |
运算种类 | 同余码类型 | 自相关常数λa | 互相关常数λc | 码字容量|C| | |
线性同余 | FH码 | 1 | 1 | P | |
TS码 | P-1 | 2 | P | ||
FH-TS码 | 1 | 1 | P2-P | ||
二次同余双曲同余 | FH码 | 2 | 2 | P | |
TS码 | 4 | 4 | P | ||
FH-TS码 | 2 | 2 | P2-P |
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Priority Applications (1)
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CNB2003101174816A CN100356716C (zh) | 2003-12-19 | 2003-12-19 | 基于光码标志交换的全光网 |
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CNB2003101174816A CN100356716C (zh) | 2003-12-19 | 2003-12-19 | 基于光码标志交换的全光网 |
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CN1630224A CN1630224A (zh) | 2005-06-22 |
CN100356716C true CN100356716C (zh) | 2007-12-19 |
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CNB2003101174816A Expired - Fee Related CN100356716C (zh) | 2003-12-19 | 2003-12-19 | 基于光码标志交换的全光网 |
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CN (1) | CN100356716C (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI548238B (zh) * | 2014-11-25 | 2016-09-01 | Chunghwa Telecom Co Ltd | Internet video packet switching device with protection function |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101005330B (zh) * | 2006-12-30 | 2010-07-21 | 电子科技大学 | 基于串行排列光正交码标签的光分组交换方法 |
CN101437178B (zh) * | 2008-12-15 | 2010-12-22 | 电子科技大学 | 基于光码分复用的光分组交换结构 |
CN101783972B (zh) * | 2009-01-16 | 2013-05-01 | 北京邮电大学 | 一种光分组的全光交换方法、系统及装置 |
CN102055584B (zh) * | 2009-10-28 | 2012-12-12 | 中国科学院半导体研究所 | 一种光纤保密通信装置及其数据加密方法 |
CN103618587B (zh) * | 2013-11-25 | 2016-05-25 | 华中科技大学 | 一种用于同步ocdma系统的变重二次同余码获取方法 |
WO2016145658A1 (zh) * | 2015-03-19 | 2016-09-22 | 华为技术有限公司 | 一种分配波道的方法及装置 |
CN106899348A (zh) * | 2017-01-22 | 2017-06-27 | 烽火通信科技股份有限公司 | 一种光信号传输方法及系统 |
Citations (3)
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---|---|---|---|---|
US5541756A (en) * | 1994-11-17 | 1996-07-30 | Board Of Trustees Of The Leland Stanford Junior Universty | Apparatus and method for routing optical signals through wavelength-coding in a self-routed wavelength addressable network |
CN1309852A (zh) * | 1998-07-17 | 2001-08-22 | 特尔科迪亚技术股份有限公司 | 采用光学标记交换的高信息输出量、短等待时间的新一代互联网 |
US6614950B2 (en) * | 2000-06-23 | 2003-09-02 | National Science Council | Fiber bragg grating-based optical CDMA encoder/decoder |
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2003
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5541756A (en) * | 1994-11-17 | 1996-07-30 | Board Of Trustees Of The Leland Stanford Junior Universty | Apparatus and method for routing optical signals through wavelength-coding in a self-routed wavelength addressable network |
CN1309852A (zh) * | 1998-07-17 | 2001-08-22 | 特尔科迪亚技术股份有限公司 | 采用光学标记交换的高信息输出量、短等待时间的新一代互联网 |
US6614950B2 (en) * | 2000-06-23 | 2003-09-02 | National Science Council | Fiber bragg grating-based optical CDMA encoder/decoder |
Non-Patent Citations (2)
Title |
---|
A NOVEL PHOTONIC LABEL SWITCHING BASED ON OPTICAL CODEDIVISION MULTIPLEXING. DAR.ZU,HSU.10TH INTERNATIONAL CONFERENEE ON TELECOMMUNICATIONS ICT 2003,第1卷 2003 * |
I ANDONOVIC WAVELENGTH HOPPING/TIME SPREADING CODE DIVISION MULTIPLESYSTEMS. L TANCEVSKI.ELECTRONICS LETTERS,Vol.30 No.17. 1994 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI548238B (zh) * | 2014-11-25 | 2016-09-01 | Chunghwa Telecom Co Ltd | Internet video packet switching device with protection function |
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