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    • 31. 发明授权
    • Optical transmission apparatus and optical interleaving control method
    • 光传输装置和光交织控制方法
    • US08774642B2
    • 2014-07-08
    • US13470700
    • 2012-05-14
    • Yasuhiko Aoki
    • Yasuhiko Aoki
    • H04B10/08H04J14/02
    • H04J14/02H04B10/506H04B10/572H04J14/0212H04J14/0256H04L27/2096
    • An optical transmission apparatus includes an interleaver configured to filter an optical carrier, a multiplexer configured to combine lights output from the interleaver to generate a composite light, a monitor configured to monitor a light intensity of the composite light, and a control circuit configured to change a grid spacing in a filter characteristic of the interleaver in a direction in which an amount of change in a light intensity of the composite light increases, on the basis of a monitoring result measured while changing a center frequency in the filter characteristic of the interleaver and to change the center frequency in the filter characteristic in a direction in which a maximum value of the light intensity increases, on the basis of the monitoring result.
    • 一种光传输装置,包括被配置为对光载波进行滤波的交织器,多路复用器,被配置为组合从交织器输出的光以产生复合光;监视器,被配置为监视复合光的光强度;以及控制电路, 基于在改变交织器的滤波器特性中的中心频率的同时测量的监视结果,在复合光的光强度的变化量的方向上交织器的滤波器特性中的网格间隔增加;以及 基于监视结果来改变滤光器特性中的光强度的最大值增加的方向上的中心频率。
    • 32. 发明授权
    • Optical transmission system and optical transmission method
    • 光传输系统和光传输方式
    • US08705974B2
    • 2014-04-22
    • US13412156
    • 2012-03-05
    • Yohei KoganeiMasahiro ShiodaOsamu TakeuchiHayato FurukawaYasuhiko Aoki
    • Yohei KoganeiMasahiro ShiodaOsamu TakeuchiHayato FurukawaYasuhiko Aoki
    • H04B10/00
    • H04J3/1652H04L25/14
    • An optical transmission system transmits an optical signal of multi-level modulation. In a transmitter module, a data string in a specified frame is rearranged into a plurality of logical lanes. A lane ID, which specifies in what logical lane out of the plurality of logical lanes a start of the data string is arranged, is assigned to a non-scrambled area in an overhead portion of the frame. The lane ID corresponding to one of the plurality of logical lanes is different from the lane IDs corresponding to the other remaining logical lanes. The optical signal is generated using the data string rearranged into the plurality of logical lanes. In a receiver, the lane ID is detected according to a majority method. The inversion of bits and the swapping of lanes are detected using the lane ID and compensated.
    • 光传输系统传输多电平调制的光信号。 在发射机模块中,指定帧中的数据串被重新排列成多个逻辑车道。 在多个逻辑通道中指定数据串的开头的什么逻辑通道中指定的通道ID被分配给帧的开销部分中的非加扰区域。 对应于多个逻辑车道之一的车道ID与对应于其余剩余逻辑车道的车道ID不同。 使用重新排列到多个逻辑通道中的数据串来生成光信号。 在接收机中,根据多数方法来检测车道ID。 使用车道ID检测位的倒置和车道交换,并进行补偿。
    • 33. 发明授权
    • Transceiver apparatus, communication control method, and concentrator
    • 收发装置,通信控制方法和集中器
    • US08521030B2
    • 2013-08-27
    • US12748720
    • 2010-03-29
    • Yasuhiko Aoki
    • Yasuhiko Aoki
    • H04B10/00
    • H04B10/40H04J3/0605
    • In order to reduce the power consumption of a transceiver apparatus, In a transceiver apparatus that comprises a plurality of transmitting sections that divide input data and sends the divided data using a plurality of parallel transmission channels, at least one parallel transmission channel is determined from the plurality of parallel transmission channels in accordance with an amount of data, and a power source is supplied to the transmitting section from the plurality of transmitting sections which sends the divided data using the determined parallel transmission channel, while not supplying a power source to transmitting sections from the plurality of transmitting sections which do not send the divided data.
    • 为了降低收发器装置的功率消耗,在包括分割输入数据的多个发送部分并使用多个并行传输信道发送划分的数据的收发机装置中,从至少一个并行传输信道 根据数据量的多个并行传输信道,并且从多个发送部分向发送部分提供电源,所述多个发送部分使用确定的并行传输信道发送划分的数据,同时不向发送部分提供电源 来自不发送分割数据的多个发送部。
    • 36. 发明授权
    • Coupler-based optical cross-connect
    • 基于耦合器的光交叉连接
    • US07266294B2
    • 2007-09-04
    • US10726167
    • 2003-12-02
    • Yasuhiko AokiSusumu KinoshitaKoji Takeguchi
    • Yasuhiko AokiSusumu KinoshitaKoji Takeguchi
    • H04J14/02
    • H04Q11/0005H04J14/0204H04J14/0205H04J14/021H04J14/0217H04J14/0219H04Q2011/0009H04Q2011/0015
    • An optical cross-connect includes multiple input ports that each receives an optical input signal and multiple output ports that each output an optical output signal. The optical cross-connect also includes a distributing amplifier associated with each input port that generates multiple copies of the input signal received at the associated input port and multiple filter units that receive one or more of the copies and forward traffic in selected channels of particular copies. In addition, the optical cross-connect includes a combining amplifier associated with each output port that receives the traffic forwarded by one or more of the filter units and combines the received traffic into an output signal. Moreover, the optical cross-connect includes at least one upgrade input port and at least one upgrade output port expanding the capacity of the optical cross-connect, as well as associated upgrade distributing and combining amplifiers and upgrade filter units.
    • 光交叉连接包括多个输入端口,每个输入端口接收光输入信号和多个输出端口,每个输出端口输出光输出信号。 光学交叉连接还包括与每个输入端口相关联的分配放大器,其生成在相关联的输入端口处接收的输入信号的多个副本,以及多个滤波器单元,其接收特定副本的所选频道中的一个或多个复制和转发业务 。 此外,光交叉连接包括与每个输出端口相关联的组合放大器,其接收由一个或多个滤波器单元转发的业务,并将接收到的业务组合成输出信号。 此外,光交叉连接包括至少一个升级输入端口和至少一个升级输出端口,扩展了光交叉连接的容量,以及相关的升级分配和组合放大器和升级过滤器单元。