| 1. | The graph form of a blocking optical cross - connector
有阻塞oxc节点的图表示 |
| 2. | Oxc optical cross connection
光交叉连接 |
| 3. | In order to solve the problem of electronic bottleneck , photonics technology is adopted by using oadm and oxc in nodes
为了解决交换中日益严重的电子瓶颈问题,在节点处引入光子技术,使用了oadm和oxc 。 |
| 4. | Abstract : oxc is the key technology in the implementation of all - optical networks . this paper presents an overview of the funcation , architecture and research advances in oxc
文摘:光交叉连接技术是实现全光网的关键技术。分析了全光网中的光交叉连接的作用、技术特点以及国际上的进展。 |
| 5. | With the explosive increase in network traffic and the emergence of high performance optical network devices , such as optical cross - connect ( oxc ) and optical add / drop multiplexer ( oadm ) , wavelength division multiplexing ( wdm ) technology becomes the core technology of next generation backbone networks
随着网络业务量的爆炸性增长以及高性能的光网络设备(如光交叉连接器oxc 、光分插复用器oadm )的出现,波分复用技术( wdm : wavelengthdivisionmultiplexing )将成为下一代骨干网络的核心技术。 |
| 6. | The concept of otn node transmission model is introduced . the requirement of otn node transmission model is discussed . this model uses the frequency domain transmission matrix to express the otn node transport characteristics . the simplified model based on wdm and im - dd systems , the relationship between node characteristics and model parameters and measurement of model parameters are also discussed . at last a briefly discussion on how to develop the otn simulation and cad software based on our model is demonstrated
在线性时不变的假设下，提出利用频域传输矩阵来表示节点传输特性的方法给出了oxc和oadm两类光传送网节点的统一的表示根据目前通用的波分复用强度调制直接检波系统的特点对复杂的频域传输矩阵进行了简化并对通常所关心的节点主要性能指标与模型参数的关系模型参数的测量和计算模型的设计与计算机仿真辅助设计软件开发的衔接问题进行了讨论。 |
| 7. | Simulation results show that the developed scheme performs well in terms of qos performance metrics such as the lightpath hop length and the network maximal link load . for ip over wdm networks consist of oxcs and routers , which are inter - connected by optical fibers , chapter 3 presents a novel routing and wavelength assignment algorithm based on k - shortest path
对于由大量路由器和oxc通过光纤互连而组成的ipoverwdm网络，第三章创新性地提出了将ip层矛咣层综合考虑进行：路由选择，并利用k ? ?最短路由对有长度限制的请求进行资源分配的算法。 |
| 8. | Accompany with the continuous development of oxc ( optical cross connect ) and oadm ( optical add / drop multiplexer ) , optical network based on dwdm ( dense wavelength division multiplexing ) is no longer restricted in the peer - to - peer transmission , but it spans to the area of network interconnecting
随着oxc ( opticalcrossconnect ,光交叉连接设备) 、 oadm ( opticaladd / dropmultiplexer ,光分插复用设备)技术的不断成熟,基于dwdm ( densewavelengthdivisionmultiplexing )技术的光传送网已不再局限于点对点传输,而是组网运用。 |
| 9. | All - optical networks employing the concept of wdm and wavelength routing are considered as the transport networks for the future . with the development of oxc and oadm , the optical transmission network based on wdm is not confined to point - to - point transmission . so , there must be the assignment and optimization of network resource on demand
随着oxc ( opticalcrossconnect ,光交叉连接设备) 、 oadm ( opticaladd / dropmultiplexer ,光分插复用设备)技术的不断成熟,基于wdm ( wavelengthdivisionmultiplexing )技术的光传送网已不再局限于点对点传输,而是组网运用。 |
| 10. | The concept of the graph form of a blocking optical cross - connector is introduced so as to investigate the blocking situation . the principle is that the blocking node can be replaced by a graph which is composed of nonblocking nodes and capacity limited edges . three graphs of typical optical cross - connector nodes are demonstrated . several uniform result are derived from these examples
该方法的基本思想是用图来替代交换能力受限制的节点，而此图由交换能力不受限制的节点和容量受限的边组成。文中以典型的阻塞oxc节点为例，给出了它们的图表示，并通过例子得出一般的oxc节点图表示求法的一些普遍结论。 |
