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    • 5. 发明申请
    • COTDR ARRANGEMENT FOR AN UNDERSEA OPTICAL TRANSMISSION SYSTEM COMPRISING MULTIPLE CABLE STATIONS AND MULTIPLE TRANSMISSION SEGMENTS
    • 用于包含多个电缆站和多个传输段的下层光传输系统的COTDR布置
    • WO2006127206A2
    • 2006-11-30
    • PCT/US2006016124
    • 2006-04-27
    • RED SKY SYSTEMS INCNEUBELT MICHAEL J
    • NEUBELT MICHAEL J
    • F25B43/00
    • H04B10/071H04B10/035
    • A land-based cable station is provided for interfacing with first and second undersea transmission segments of an undersea optical transmission system. The cable station includes optical transmission terminal equipment for receiving and transmitting optical signals that undergo opto-electric conversion therein. A first interface device is operably coupled to the terminal equipment for bidirectionally communicating optical signals between the terminal equipment and the first undersea transmission segment and for providing signal conditioning to the optical signals received from the terminal equipment so that the optical signals are suitable for transmission through the first undersea transmission segment. A second interface device is operably coupled to the terminal equipment for bidirectionally communicating optical signals between the terminal equipment and the second undersea transmission segment and for providing signal conditioning to the optical signals received from the terminal equipment so that the optical signals are suitable for transmission through the second undersea transmission segment. At least one first bypass optical transmission path is provided for selectively coupling refiectometry probe signals and backscattered and reflected signals located at a prescribed wavelength from the first interface device to the second interface device. At least one second bypass optical transmission path is provided for selectively coupling reflectometry probe signals and backscattered and reflected signals located at a prescribed wavelength from the second interface device to the first interface. The first interface device includes a first loopback path for selectively coupling the backscattered and reflected optical signals from a first optical transmission path located therein that receives the reflectometry probe signals from the second bypass path to a second optical transmission path located therein that couples the reflectometry probe signals to the first bypass path. The second interface device includes a second loopback path for selectively coupling the backscattered and reflected optical signals from a second optical transmission path located therein that receives the reflectometry probe signals from the first bypass path and a first optical transmission path located therein that receives the reflectometry probe signals from the second bypass path.
    • 提供陆基有线电视台用于与海底光传输系统的第一和第二海底传输段接口。 电缆站包括用于接收和发送在其中进行光电转换的光信号的光传输终端设备。 第一接口设备可操作地耦合到终端设备,用于在终端设备和第一海底传输段之间双向传送光信号,并且为从终端设备接收的光信号提供信号调节,使得光信号适合于通过 第一个海底传输段。 第二接口设备可操作地耦合到终端设备,用于在终端设备和第二海底传输段之间双向传送光信号,并且为从终端设备接收的光信号提供信号调节,使得光信号适合于通过 第二个海底传输段。 提供至少一个第一旁路光传输路径用于选择性地将位于预定波长的反射光探测信号和反向散射和反射信号从第一接口设备耦合到第二接口设备。 提供至少一个第二旁路光传输路径用于选择性地将反射测量探针信号和位于规定波长的反向散射和反射信号从第二接口装置耦合到第一接口。 第一接口装置包括用于选择性地耦合来自位于其中的第一光传输路径的反向散射和反射的光信号的第一环回路径,其接收来自第二旁路路径的反射测量探测信号到位于其中的第二光传输路径, 信号到第一个旁路路径。 第二接口装置包括用于选择性地耦合来自位于其中的第二光传输路径的反向散射和反射的光信号的第二环回路径,其接收来自第一旁路路径的反射测量探测信号和位于其中的接收反射测量探头的第一光传输路径 来自第二旁路路径的信号。
    • 8. 发明申请
    • METHOD AND APPARATUS FOR SHARING PUMP ENERGY FROM A SINGLE PUMP ARRANGEMENT TO OPTICAL FIBERS LOCATED IN DIFFERENT FIBER PAIRS
    • 用于将泵的能量从单泵布置分配到位于不同纤维对中的光纤的方法和设备
    • WO2004019458A9
    • 2004-05-06
    • PCT/US0326106
    • 2003-08-20
    • RED SKY SYSTEMS INC
    • NAGEL JONATHAN ANEUBELT MICHAEL J
    • H01S3/10G02B27/10H01S20060101H01S3/00H01S3/067H01S3/07H01S3/094H01S3/23H04B10/02H04B10/12H04B10/17H01S
    • H04B10/2918H01S3/06754H01S3/094003H01S3/094061H01S3/09408H01S3/2383
    • An optical repeater is provided that includes at least four optical amplifiers each supplying optical amplification to an optical signal traveling in a different unidirectional optical fiber that collectively form at least two bi-directional pairs of optical fibers. The repeater also includes a first plurality of pump sources for providing pump energy to a first optical fiber located in a first of the optical fiber pairs and a second optical fiber located in a second of the optical fiber pairs. The first optical fiber and the second optical fiber support optical signals traveling in a common direction. A first combiner arrangement combines the pump energy from the first plurality of pump sources and distributes it to the optical amplifiers supplying amplification to optical signals traveling in the first and the second optical fibers. A second plurality of pump sources provides pump energy to a third optical fiber located in the first optical fiber pair and a fourth optical fiber located in the second optical fiber pair. The third optical fiber and the fourth optical fiber support optical signals traveling in a common direction that is opposite to that of the first and second optical fibers. A second combiner arrangement combines the pump energy from the second plurality of pump sources and distributes it to the optical amplifiers supplying amplification to optical signals traveling in the third and the fourth optical fibers.
    • 提供了一种光中继器,其包括至少四个光放大器,每个光放大器向在不同的单向光纤中传播的光信号提供光放大,所述光信号共同形成至少两个双向光纤对。 中继器还包括用于向位于第一光纤对中的第一光纤和位于第二光纤对中的第二光纤提供泵浦能量的第一多个泵浦源。 第一光纤和第二光纤支持沿共同方向传播的光信号。 第一组合器装置组合来自第一多个泵浦源的泵浦能量,并将其分配到光放大器,以将放大提供给在第一和第二光纤中传播的光信号。 第二多个泵浦源向位于第一光纤对中的第三光纤和位于第二光纤对中的第四光纤提供泵浦能量。 第三光纤和第四光纤支持以与第一和第二光纤相反的公共方向行进的光信号。 第二组合器装置组合来自第二多个泵浦源的泵浦能量,并将其分配给光放大器,为在第三和第四光纤中传播的光信号提供放大。
    • 9. 发明申请
    • METHOD AND APPARATUS FOR PERFORMING SYSTEM MONITORING IN A TERMINAL INDEPENDENT INTERFACE LOCATED BETWEEN A TERRESTRIAL OPTICAL TERMINAL AND AN UNDERSEA OPTICAL TRANSMISSION PATH
    • 用于在终端独立接口中进行系统监测的方法和装置,其位于地面光端和地下光传输路径之间
    • WO2004019074A9
    • 2004-05-06
    • PCT/US0326105
    • 2003-08-20
    • RED SKY SYSTEMS INC
    • EVANGELIDES STEPHEN G JRMORREALE JAY PNEUBELT MICHAEL JYOUNG MARK KNAGEL JONATHAN A
    • H04B10/00H04B10/02H04B10/08G02B
    • H04B10/00
    • An optical transmission system has an optical transmission terminal with first and second optical interfaces. The first interface is configured to communicate in accordance with an industry-standard, network level protocol. The second interface is configured to communicate in accordance with a first optical layer transport protocol. The optical transmission span includes an optical interface device that has a third interface communicating with the second interface of the optical transmission terminal in accordance with the first optical layer transport protocol and a fourth interface configured to communicate in accordance with a second optical layer transport protocol. The optical interface device also includes a signal processing unit for transforming optical signals between the first and second optical layer protocols. A test system is coupled to the signal processing unit for monitoring optical signal quality. The optical transmission span also includes an optical transmission path optically coupled to the fourth optical interface of the optical interface device for transmitting optical signals in accordance with the second optical layer protocol.
    • 光传输系统具有带有第一和第二光接口的光传输终端。 第一接口被配置为根据行业标准的网络级协议进行通信。 第二接口被配置为根据第一光层传输协议进行通信。 光传输跨度包括具有根据第一光层传输协议与光传输终端的第二接口通信的第三接口的光接口设备和被配置为根据第二光层传输协议进行通信的第四接口。 光接口装置还包括用于在第一和第二光层协议之间变换光信号的信号处理单元。 测试系统耦合到信号处理单元,用于监视光信号质量。 光传输跨度还包括光传输路径,光传输路径光耦合到光接口设备的第四光接口,用于根据第二光层协议传输光信号。
    • 10. 发明申请
    • OTDR ARRANGEMENT FOR DETECTING FAULTS IN AN OPTICAL TRANSMISSION SYSTEM ON A SPAN BY SPAN BASIS
    • 用于通过跨度基础检测光纤传输系统中的故障的OTDR布置
    • WO2004018960A2
    • 2004-03-04
    • PCT/US0326019
    • 2003-08-20
    • RED SKY SYSTEMS INC
    • EVANGELIDES STEPHEN G JRMORREALE JAY PNEUBELT MICHAEL J
    • H04B10/08G01B
    • H04B10/07H04B10/071
    • A method is provided for using optical time-domain reflectometry (OTDR) with a bi-directional optical transmission system that includes a plurality of terminals (200,202) interconnected by first (206) a second (208) unidirectional optical transmission paths having at least one repeater (222) therein. The method begins by transmitting a probe signal from a first terminal through the repeater over the first optical transmission path. A returned OTDR signal is received over the first optical transmission path in which status information concerning the first optical transmission path is embodied. The returned OTDR signal is transformed to a digitized electrical signal and the digitized electrical signal is transformed to an optical data signal. Finally, the optical data signal is transmitted over the second optical transmission path to the first terminal for extracting the status information embodied therein.
    • 提供了一种使用具有双向光传输系统的光时域反射测量(OTDR)的方法,所述双向光传输系统包括通过第一(206)第二(208)单向光传输路径互连的多个终端(200,202),所述第二(208)单向光传输路径具有至少一个 中继器(222)。 该方法通过在第一光传输路径上通过中继器从第一终端发送探测信号开始。 在第一光传输路径上接收返回的OTDR信号,其中具体涉及第一光传输路径的状态信息。 返回的OTDR信号被变换为数字化的电信号,数字化的电信号被变换为光数据信号。 最后,将光数据信号通过第二光传输路径发送到第一终端,以提取其中体现的状态信息。