OPTICAL TRANSMISSION APPARATUS
    3.
    发明申请
    OPTICAL TRANSMISSION APPARATUS 有权
    光传输装置

    公开(公告)号:US20120106968A1

    公开(公告)日:2012-05-03

    申请号:US13238152

    申请日:2011-09-21

    IPC分类号: H04B10/04 H04J14/02

    CPC分类号: H04J14/0212 H04J14/0221

    摘要: There is provided an optical transmission apparatus including: a transmitter to output an optical signal to be transferred to other optical transmission apparatus; a first dummy light source to generate first dummy light having a wavelength which is not included in an optical signal received from other optical transmission apparatus; a first wavelength-multiplexer to wavelength-multiplex the optical signal received from other optical transmission apparatus, the optical signal output from the transmitter, and an optical signal with a wavelength, of the first dummy light, which is not included in the optical signal received from other optical transmission apparatus and in the optical signal output from the transmitter; and an optical amplifier to amplify an optical signal multiplexed by the first wavelength-multiplexer.

    摘要翻译: 提供了一种光传输装置,包括:发射机,用于输出要传送到其他光传输装置的光信号; 第一虚拟光源,用于产生具有不包括在从其他光传输装置接收的光信号中的波长的第一虚拟光; 第一波长多路复用器,用于波长复用从其他光传输装置接收的光信号,从发射机输出的光信号和第一虚拟光的波长的光信号,其不包括在接收到的光信号中 来自其他光传输装置和从发射机输出的光信号; 以及放大由第一波长多路复用器复用的光信号的光放大器。

    OPTICAL TRANSMISSION SYSTEM AND METHOD FOR CHROMATIC DISPERSION COMPENSATION
    4.
    发明申请
    OPTICAL TRANSMISSION SYSTEM AND METHOD FOR CHROMATIC DISPERSION COMPENSATION 有权
    用于色散补偿的光传输系统和方法

    公开(公告)号:US20090238571A1

    公开(公告)日:2009-09-24

    申请号:US12405582

    申请日:2009-03-17

    IPC分类号: H04J14/02

    摘要: An optical transmission system including an optical transmission path for transmitting WDM signals multiplexed different wavelength optical signals, the WDM signals including different bit rate optical signals or different modulation format optical signals; a repeater arranged in the optical transmission path, the repeater including a chromatic dispersion compensation unit for compensating chromatic dispersion compensation for the WDM signals; and a network management system including processes of determining a dispersion compensation ratio indicating the ratio with respect to the dispersion compensation amount at which the residual dispersion of the WDM signals are zero after transmission via the optical transmission path, on the bases of the mixture ratio of different optical signals included in the WDM signals, and variably setting the dispersion compensation amount for the in-line repeater according to the dispersion compensation ratio.

    摘要翻译: 一种光传输系统,包括用于传输复用的不同波长光信号的WDM信号的光传输路径,所述WDM信号包括不同的比特率光信号或不同调制格式的光信号; 布置在所述光传输路径中的中继器,所述中继器包括用于补偿所述WDM信号的色散补偿的色散补偿单元; 以及网络管理系统,其包括以下步骤的处理:基于所述混合比率,确定相对于所述WDM信号的残留色散为零的色散补偿量的比率的色散补偿比, 包括在WDM信号中的不同的光信号,并且根据色散补偿比可变地设置用于同时中继器的色散补偿量。

    OPTICAL RECEIVING DEVICE AND OPTICAL TRANSMISSION SYSTEM
    5.
    发明申请
    OPTICAL RECEIVING DEVICE AND OPTICAL TRANSMISSION SYSTEM 有权
    光接收设备和光传输系统

    公开(公告)号:US20090097866A1

    公开(公告)日:2009-04-16

    申请号:US12248894

    申请日:2008-10-10

    申请人: Kentaro NAKAMURA

    发明人: Kentaro NAKAMURA

    IPC分类号: H04B10/06

    CPC分类号: H04B10/2513 H04B10/66

    摘要: According to an aspect of an embodiment, an apparatus includes: a wavelength-to-transmission quality characteristic obtaining unit for obtaining a wavelength-to-transmission quality characteristic; a residual dispersion-to-transmission quality characteristic saving unit for saving a residual dispersion-to-transmission quality characteristic; a wavelength-to-residual dispersion characteristic generating unit for generating a wavelength-to-residual dispersion characteristic from a relationship between the wavelengths of the other channels and the residual dispersion based on the wavelength-to-transmission quality characteristic and the residual dispersion-to-transmission quality characteristic; a variable dispersion compensator for providing variable dispersion compensation to another channel,; and a variable dispersion compensation controlling unit for performing setting control on a dispersion compensation amount.

    摘要翻译: 根据实施例的一个方面,一种装置包括:波长传输质量特征获取单元,用于获得波长传输质量特性; 剩余色散传输质量特征保存单元,用于保存残余色散传输质量特性; 波长到残留色散特性产生单元,用于根据波长与透射质量特性和残留色散之间的关系从其他通道的波长与残余色散之间的关系产生波长残留色散特性, 传输质量特征; 用于向另一通道提供可变色散补偿的可变色散补偿器; 以及可变色散补偿控制单元,用于对色散补偿量进行设定控制。

    OPTICAL POWER MEASUREMENT APPARATUS AND OPTICAL POWER MEASUREMENT METHOD
    6.
    发明申请
    OPTICAL POWER MEASUREMENT APPARATUS AND OPTICAL POWER MEASUREMENT METHOD 有权
    光功率测量装置和光功率测量方法

    公开(公告)号:US20080131116A1

    公开(公告)日:2008-06-05

    申请号:US11940773

    申请日:2007-11-15

    申请人: Kentaro NAKAMURA

    发明人: Kentaro NAKAMURA

    IPC分类号: H04B17/00 H04B10/08

    CPC分类号: H04B10/07955

    摘要: An apparatus provides measurement of power of an optical signal transmitted in a wavelength multiplexing scheme, based on the optical spectrum and the information on the optical signal. A method provides measuring the power of an optical signal transmitted in a wavelength multiplexing scheme based on the optical spectrum of the optical signal and information acquired on the optical signal.

    摘要翻译: 一种装置提供基于光谱和关于光信号的信息在波长复用方案中传输的光信号的功率的测量。 一种方法提供了基于光信号的光谱和在光信号上获得的信息来测量在波长复用方案中发送的光信号的功率。