Reconfigurable semitransparent optical switching device
    1.
    发明授权
    Reconfigurable semitransparent optical switching device 有权
    可重构半透明光开关器件

    公开(公告)号:US07672587B2

    公开(公告)日:2010-03-02

    申请号:US11312779

    申请日:2005-12-21

    IPC分类号: H04J14/00

    摘要: An optical switching device is provided. The device includes an input stage (1) comprising broadcast modules (MD1-MD3) that provide duplicates of the same multiplex, an output stage (2) comprising programmable multiplexer modules (OWS1-OWS3) having inputs associated with respective broadcast modules, and an intermediate stage (3) connecting each programmable multiplexer module input that is associated with a broadcast module to an output of the associated broadcast module. Each broadcast module includes a programmable demultiplexer module (IWS1-IWS3) having a transit output (B1), and a selection output (B2) and a star coupler (SC1-SC3). The transit output (B1) is connected to a first input (C1) of the coupler and an input and an output of a processing device (RG, RG′) are respectively connected to a selection output (B2) and to a second input (C2) of the coupler.

    摘要翻译: 提供一种光开关装置。 该装置包括输入级(1),其包括提供相同复用的复制的广播模块(MD1-MD3),包括具有与相应广播模块相关联的输入的可编程多路复用器模块(OWS1-OWS3)的输出级(2) 将与广播模块相关联的每个可编程多路复用器模块输入连接到相关广播模块的输出的中间级(3)。 每个广播模块包括具有中转输出(B1)和选择输出(B2)和星形耦合器(SC1-SC3)的可编程解复用器模块(IWS1-IWS3)。 中转输出(B1)连接到耦合器的第一输入(C1),并且处理装置(RG,RG')的输入和输出分别连接到选择输出(B2)和第二输入 C2)。

    Reconfigurable semitransparent optical switching device
    2.
    发明申请
    Reconfigurable semitransparent optical switching device 有权
    可重构半透明光开关器件

    公开(公告)号:US20060132174A1

    公开(公告)日:2006-06-22

    申请号:US11312779

    申请日:2005-12-21

    IPC分类号: H03K19/177

    摘要: The device includes: an input stage (1) comprising broadcast modules (MD1-MD3) that provide duplicates of the same multiplex, an output stage (2) comprising programmable multiplexer modules (OWS1-OWS3) having inputs associated with respective broadcast modules, and an intermediate stage (3) connecting each programmable multiplexer module input that is associated with a broadcast module to an output of the associated broadcast module. Each broadcast module includes a programmable demultiplexer module (IWS1-IWS3) having a transit output (B1) and a selection output (B2) and a star coupler (SC1-SC3). The transit output (B1) is connected to a first input (C1) of the coupler and an input and an output of a processing device (RG, RG′) are respectively connected to a selection output (B2) and to a second input (C2) of the coupler. Application to semitransparent nodes of hybrid optical networks.

    摘要翻译: 该装置包括:输入级(1),包括提供相同多路复用的重复的广播模块(MD1-DM3),包括具有与相应的相关联的输入的输入的可编程多路复用器模块(OWS 1 -OWS 3)的输出级 广播模块和将与广播模块相关联的每个可编程多路复用器模块输入连接到相关联的广播模块的输出的中间级(3)。 每个广播模块包括具有中转输出(B 1)和选择输出(B 2)和星形耦合器(SC 1 -SC 3)的可编程解复用器模块(IWS 1 -IWS 3)。 中转输出(B 1)连接到耦合器的第一输入(C1),并且处理装置(RG,RG')的输入和输出分别连接到选择输出(B 2)和 耦合器的第二输入(C 2)。 应用于混合光网络的半透明节点。

    DEVICE FOR OPTICALLY SWITCHING BETWEEN UPSTREAM AND DOWNSTREAM OPTICAL LINES, WITH NODE SIGNATURE ADDITION FOR TRACKING OPTICAL CONNECTION PATHS
    3.
    发明申请
    DEVICE FOR OPTICALLY SWITCHING BETWEEN UPSTREAM AND DOWNSTREAM OPTICAL LINES, WITH NODE SIGNATURE ADDITION FOR TRACKING OPTICAL CONNECTION PATHS 审中-公开
    用于在UPSTREAM和下行光纤线路之间进行光学切换的设备,具有用于跟踪光连接路径的节点标识添加

    公开(公告)号:US20070116462A1

    公开(公告)日:2007-05-24

    申请号:US11561402

    申请日:2006-11-19

    IPC分类号: H04J14/00

    CPC分类号: H04Q11/0005 H04Q2011/0083

    摘要: A device (D) is dedicated to optical switching in a switching node (NC) of a transparent optical network. This device (D) comprises i) at least one input port adapted to be coupled to an upstream optical line (FE1-FE4) dedicated to the transport of multiplexed channels, ii) at least one exit point, iii) switching means (MC) coupling each input port at least to each exit point, and iv) processing means (MT1-MT4) adapted to add to the channels that reach each input port a signature including first information representative of that switching node (NC), and where applicable the input port that received them.

    摘要翻译: 设备(D)专用于透明光网络的交换节点(NC)中的光交换。 该设备(D)包括i)至少一个适于耦合到专用于传输多路复用信道的上行光线路(FE1-FE4)的输入端口,ii)至少一个出口点,iii)切换装置(MC) 将每个输入端口至少耦合到每个出口点,以及iv)适于向到达每个输入端口的信道添加包括表示该交换节点(NC)的第一信息的签名的处理装置(MT1-MT4),以及适用时 输入端口。

    Modular, reconfigurable optical switching device
    4.
    发明申请
    Modular, reconfigurable optical switching device 审中-公开
    模块化,可重构光开关器件

    公开(公告)号:US20060251356A1

    公开(公告)日:2006-11-09

    申请号:US11408927

    申请日:2006-04-24

    IPC分类号: G02B6/26

    摘要: An optical switching device comprises i) a first stage comprising N first distribution modules each having a first input coupled to an optical fiber dedicated to the transport of multiplexes of channels of different wavelengths, and n first outputs each delivering at least one of the multiplexed channels received by the first input, ii) a second stage comprising Q second selection modules each having a second input receiving at least one channel of one wavelength, and q second outputs selectively delivering one of the multiplexed channels received by the second input, with Q≧N×n, and iii) a third stage comprising a spatial switcher having, on the one hand, M third inputs and M′ third outputs, with M′≧M, at least some of the first outputs being respectively coupled to third inputs and at least some of the second inputs being respectively coupled to third outputs, and, on the other hand, coupling means designed to couple each of the third inputs to one of the third outputs according to a chosen input/output combination, which can be modifiable.

    摘要翻译: 一种光学开关装置,包括:i)包括N个第一分配模块的第一级,每个第一分配模块具有耦合到专用于传输不同波长的信道的多路复用的光纤的第一输入,以及n个第一输出,每个传送至少一个多路复用通道 由第一输入接收的第二级,ii)包括Q个第二选择模块的第二级,每个第二选择模块具有接收一个波长的至少一个通道的第二输入,以及选择性地传送由第二输入接收的多路复用通道中的一个的第二输出, = N×n,以及iii)包括空间切换器的第三级,所述空间切换器一方面具有M'= M的M个第三输入和M'个第三输出,所述第一输出中的至少一些分别耦合到第三输入, 第二输入中的至少一些分别耦合到第三输出,另一方面,耦合装置被设计成将第三输入中的每一个耦合到第三输出中的一个,根据 选择的输入/输出组合,可以修改。

    OPTICAL SWITCHING DEVICE FOR A TRANSPARENT NODE OF HIGH SWITCHING DEGREE ADAPTED TO SPECTRAL EQUALIZATION
    5.
    发明申请
    OPTICAL SWITCHING DEVICE FOR A TRANSPARENT NODE OF HIGH SWITCHING DEGREE ADAPTED TO SPECTRAL EQUALIZATION 有权
    适用于光谱均衡的高切换度的透明节点的光学切换装置

    公开(公告)号:US20070183777A1

    公开(公告)日:2007-08-09

    申请号:US11564125

    申请日:2006-11-28

    IPC分类号: H04J14/00

    摘要: A device (D) dedicated to optical switching in a switching node (NC) comprises at least one first switching matrix (MC1) and one second switching matrix (MC2) coupled to each other and each comprising i) a first stage including Ni diffusion modules each having a first input and Mi first outputs and ii) a second stage including Ni fusion modules each having Ni second inputs each coupled to one of the Mi first outputs of one of the Ni diffusion modules via an optical line, at least one third input and one second output. The second stage of at least one of the matrices comprises at least one additional fusion module having Ni second inputs adapted to apply optical power adjustment and one second output. At least one optical line (LS1) couples the second output of an additional fusion module of one of the matrices (MC1) to a third input of each of the Ni fusion modules of the other matrix (MC2).

    摘要翻译: 专用于交换节点(NC)中的光交换的设备(D)包括彼此耦合的至少一个第一交换矩阵(MC 1)和一个第二交换矩阵(MC 2),每个包括i)包括N 首先输出具有第一输入端和第一输入端的扩散模块,以及ii)包括N< SUB>融合模块的第二级,每一级具有N

    METHOD AND EQUIPMENT FOR ADJUSTING POWER AMPLIFICATION
    6.
    发明申请
    METHOD AND EQUIPMENT FOR ADJUSTING POWER AMPLIFICATION 有权
    调节功率放大的方法和设备

    公开(公告)号:US20120106959A1

    公开(公告)日:2012-05-03

    申请号:US13320660

    申请日:2010-05-06

    IPC分类号: H04B10/20 H04J14/00

    摘要: The present invention refers to a method for adjusting power levels of channels (15) in an optical link (7) of an optical network comprising at least one optical amplifier (9) wherein the power distribution among the channels (15) of the optical link (7) is achieved in function of: target power levels based on the features of corresponding connections and of link physical features, total available power in said at least one amplifier (9), features of control means allowing the power distribution, and wherein for a channel corresponding to a connection having a higher vulnerability characterizing parameter, the tolerated difference between an actual channel power level and the target power level is lower than for a channel corresponding to a connection having a lower vulnerability characterizing parameter.

    摘要翻译: 本发明涉及一种用于调整光网络的光链路(7)中的信道(15)的功率电平的方法,包括至少一个光放大器(9),其中光链路的信道(15)中的功率分配 (7)的功能是:基于对应连接和链路物理特征的特征的目标功率电平,所述至少一个放大器(9)中的总可用功率,允许功率分配的控制装置的特征,并且其中, 对应于具有较高脆弱性特征参数的连接的通道,实际信道功率电平与目标功率电平之间的容许差异低于对应于具有较低漏洞特征参数的连接的信道。

    Optical switching device for a transparent node of high switching degree adapted to spectral equalization
    7.
    发明授权
    Optical switching device for a transparent node of high switching degree adapted to spectral equalization 有权
    适用于频谱均衡的高切换度透明节点的光交换装置

    公开(公告)号:US07653307B2

    公开(公告)日:2010-01-26

    申请号:US11564125

    申请日:2006-11-28

    IPC分类号: H04J14/00 H04J14/02

    摘要: A device (D) dedicated to optical switching in a switching node (NC) comprises at least one first switching matrix (MC1) and one second switching matrix (MC2) coupled to each other and each comprising i) a first stage including Ni diffusion modules each having a first input and Mi first outputs and ii) a second stage including Ni fusion modules each having Ni second inputs each coupled to one of the Mi first outputs of one of the Ni diffusion modules via an optical line, at least one third input and one second output. The second stage of at least one of the matrices comprises at least one additional fusion module having Ni second inputs adapted to apply optical power adjustment and one second output. At least one optical line (LS1) couples the second output of an additional fusion module of one of the matrices (MC1) to a third input of each of the Ni fusion modules of the other matrix (MC2).

    摘要翻译: 专用于交换节点(NC)中的光交换的设备(D)包括彼此耦合的至少一个第一交换矩阵(MC1)和一个第二交换矩阵(MC2),每个包括i)包括Ni扩散模块 每个具有第一输入和第一输出,以及ii)包括Ni融合模块的第二阶段,每个Ni融合模块各自具有Ni第二输入,每个Ni第二输入经由光线路耦合到一个Ni扩散模块中的一个Mi第一输出,至少一个第三输入 和一秒输出。 至少一个矩阵的第二阶段包括至少一个附加融合模块,其具有适于施加光功率调整和一秒输出的Ni第二输入。 至少一条光线路(LS1)将一个矩阵(MC1)的附加融合模块的第二输出耦合到另一矩阵(MC2)的每个Ni融合模块的第三输入。

    Method and equipment for adjusting power amplification
    8.
    发明授权
    Method and equipment for adjusting power amplification 有权
    调整功率放大的方法和设备

    公开(公告)号:US09042725B2

    公开(公告)日:2015-05-26

    申请号:US13320660

    申请日:2010-05-06

    摘要: The present invention refers to a method for adjusting power levels of channels (15) in an optical link (7) of an optical network comprising at least one optical amplifier (9) wherein the power distribution among the channels (15) of the optical link (7) is achieved in function of: target power levels based on the features of corresponding connections and of link physical features, total available power in said at least one amplifier (9), features of control means allowing the power distribution, and wherein for a channel corresponding to a connection having a higher vulnerability characterizing parameter, the tolerated difference between an actual channel power level and the target power level is lower than for a channel corresponding to a connection having a lower vulnerability characterizing parameter.

    摘要翻译: 本发明涉及一种用于调整光网络的光链路(7)中的信道(15)的功率电平的方法,包括至少一个光放大器(9),其中光链路的信道(15)中的功率分配 (7)的功能是:基于对应连接和链路物理特征的特征的目标功率电平,所述至少一个放大器(9)中的总可用功率,允许功率分配的控制装置的特征,并且其中, 对应于具有较高脆弱性特征参数的连接的通道,实际信道功率电平与目标功率电平之间的容许差异低于对应于具有较低漏洞特征参数的连接的信道。

    Method and device for surveillance of optical connection paths for a transparent optical network
    9.
    发明授权
    Method and device for surveillance of optical connection paths for a transparent optical network 有权
    用于监控透明光网络的光连接路径的方法和装置

    公开(公告)号:US07689121B2

    公开(公告)日:2010-03-30

    申请号:US11775677

    申请日:2007-07-10

    IPC分类号: H04B10/08 H04J14/00

    摘要: An optical connection path surveillance device for a transparent optical network includes analysis means (80, 81) adapted to detect node signatures carried by an optical signal in transit at a point of said network, each node signature including information uniquely associated with a switching node of the network. The analysis means include calculation means (81) adapted to determine a number of hops from said detected node signatures and error detection means (81) adapted to compare said number of hops to a predetermined threshold in order to detect a routing error in relation to said optical signal if said threshold is exceeded. In one embodiment, a surveillance device detects looped paths on the basis of the detected node signatures.

    摘要翻译: 一种用于透明光网络的光连接路径监视装置,包括分析装置(80,81),其适于检测在所述网络点处由传输中的光信号携带的节点签名,每个节点签名包括与交换节点唯一相关的信息 网络。 分析装置包括适于从所述检测到的节点签名确定跳数的计算装置(81)和适于将所述跳数与预定阈值进行比较的错误检测装置(81),以便检测相对于所述 如果超过所述阈值,则为光信号。 在一个实施例中,监视设备基于检测到的节点签名来检测循环路径。

    Method for controlling the establishment of a connection in an optical network
    10.
    发明授权
    Method for controlling the establishment of a connection in an optical network 有权
    控制光网络连接建立的方法

    公开(公告)号:US07855961B2

    公开(公告)日:2010-12-21

    申请号:US12321719

    申请日:2009-01-23

    IPC分类号: G01R31/08

    摘要: A method for controlling the establishment of a connection within an optical network comprising the steps consisting in: transmitting a control message node-to-node along a path of said connection from an input node (A) to an output node (D) of the connection, said control message comprising a step indication field to indicate a current step (60) of the connection establishment, performing a local operation (62, 63) corresponding to said step indication field within at least one node, transmitting a step acknowledgment to the connection's input node after having completed said local operation, in response to receiving the step acknowledgment, transmitting another control message node-to-node from the input node, wherein said step indication field indicates a following step (70) within a sequence of steps.

    摘要翻译: 一种用于控制在光网络内建立连接的方法,包括以下步骤:将沿着所述连接路径的控制消息从输入节点(A)发送到节点到节点(D)的输出节点 连接,所述控制消息包括指示连接建立的当前步骤(60)的步骤指示字段,在至少一个节点内执行对应于所述步骤指示字段的本地操作(62,63),向第 连接的输入节点在完成所述本地操作之后,响应于接收到步骤确认,从输入节点发送另一个控制消息节点到节点,其中所述步骤指示字段指示在一系列步骤内的后续步骤(70)。