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    • 2. 发明授权
    • Communication node system, control node system, and communication system using node systems in ethernet-passive optical network
    • 通信节点系统,控制节点系统和使用以太网无源光网络中节点系统的通信系统
    • US07372854B2
    • 2008-05-13
    • US10633120
    • 2003-08-01
    • Ho-Yong KangTae-Whan YooHyeong-Ho Lee
    • Ho-Yong KangTae-Whan YooHyeong-Ho Lee
    • H04L12/56H04J14/00
    • H04Q11/0067H04Q11/0071H04Q2011/0047
    • A communication node system for an Ethernet-PON includes: an LLID register for storing an LLID being an allocated identifier; a preamble generator for generating a PON preamble; a CRC generator for generating a CRC for the preamble; a transmission connector for combining transport data with the CRC-including preamble to generate a transport frame, and forwarding the transport frame; a reception connector for receiving the frame and dividing the frame into a preamble and received data; a filter for extracting an LLID from the preamble, comparing the extracted LLID with the LLID stored in the register, and selectively filtering the extracted LLID; and a received frame generator for discarding the received data, or combining the received data with the preamble to generate a received frame.
    • 用于以太网PON的通信节点系统包括:LLID寄存器,用于存储作为分配的标识符的LLID; 用于产生PON前同步码的前导码生成器; CRC发生器,用于产生前导码的CRC; 传输连接器,用于将传输数据与包含CRC的前同步码组合以产生传输帧,并转发传输帧; 接收连接器,用于接收帧并将帧划分为前同步码和接收的数据; 用于从前导码提取LLID的滤波器,将提取的LLID与存储在寄存器中的LLID进行比较,并且选择性地过滤所提取的LLID; 以及接收到的帧生成器,用于丢弃所接收的数据,或者将接收的数据与前导码组合以生成接收的帧。
    • 4. 发明授权
    • Multicasting apparatus and method in shared memory switch
    • 共享存储交换机中的组播设备和方法
    • US07023850B2
    • 2006-04-04
    • US09938630
    • 2001-08-27
    • Chan KimTae-Whan YooJong-Hyun Lee
    • Chan KimTae-Whan YooJong-Hyun Lee
    • H04L12/56
    • H04L49/201H04L49/103H04L49/3018H04L49/3027
    • A multicasting system and method for use in a shared memory-based switch that includes an input subqueue reading block for reading out data inputted thereto, selecting one bit from an output port bitmap at a time and outputting output port information of one bit and class information as a data stream together with an enable signal. The system also includes a queue number encoding block for encoding the bitmap type of output port information provided thereto from the input subqueue reading means, creating a queue number of the output subqueues based on the encoded output port information and the class information and outputting the same together with an enable signal; and an output subqueue writing block for writing an assigned non-use address of the output subqueues in a tail address of corresponding output subqueue, responsive to the information from the input subqueue reading means and replacing a subsequent tail address of the corresponding output subqueue with a newly assigned non-use address, thereby writing a corresponding pointer in the corresponding output subqueue.
    • 一种在基于共享存储器的交换机中使用的组播系统和方法,包括用于读出输入的数据的输入子队列读取块,一次从输出端口位图中选择一位,并输出一位输出端口信息和类信息 作为数据流以及使能信号。 该系统还包括队列号编码块,用于对从输入子队列读取装置提供的位图类型的输出端口信息进行编码,基于编码的输出端口信息和类别信息创建输出子队列的队列号并输出 以及启用信号; 以及输出子队列写入块,用于响应于来自输入子队列读取装置的信息将输出子队列的分配的不使用地址写入相应输出子队列的尾部地址中,并用一个 新分配的非使用地址,从而在相应的输出子队列中写入相应的指针。
    • 5. 发明授权
    • ATM-PON ONU controlling apparatus
    • ATM-PON ONU控制装置
    • US07142544B2
    • 2006-11-28
    • US09852304
    • 2001-05-10
    • Chan KimSeung-Hwan KimTae-Whan YooJong-Hyun Lee
    • Chan KimSeung-Hwan KimTae-Whan YooJong-Hyun Lee
    • H04L12/56
    • H04L12/5601H04L2012/5605H04L2012/561H04L2012/5615
    • A PON slave controller for use in a PON ONU system capable of processing in unit of byte outputs an enable signal to external for a mini-slot payload and receives a byte input signal for enabling usage of an arbitrary MAC (Medium Access Control) technique loading arbitrary data in a mini-slot. An ATM-PON ONU controlling apparatus of the present invention includes a cell receiving unit for transferring an ATM cell through a receiving UTOPIA interfacing unit to external and transferring a message in a PLOAM cell, a cell transmitting unit for loading the ATM cell received through a transmitting UTOPIA interfacing unit in a granted slot and transferring in upstream and downstream by loading the message being on standby in payload of the PLOAM cell when the PLAOM cell is transmitted, and a message processing unit for setting internal signals by processing the received message or instructing operation of a plurality of functional blocks, and transferring the message requested by the plurality of functional blocks through the cell transmitting unit.
    • 用于能够以字节为单位处理的PON ONU系统中的PON从属控制器向微时隙有效负载输出使能信号到外部,并且接收字节输入信号,以使得能够使用任意MAC(媒体访问控制)技术加载 迷你插槽中的任意数据。 本发明的ATM-PON ONU控制装置包括:小区接收单元,用于通过接收UTOPIA接口单元将ATM信元传送到外部并在PLOAM小区中传送消息;小区发送单元,用于加载通过 在授予的时隙中发送UTOPIA接口单元,并且在发送所述PLAOM小区时,通过加载在所述PLOAM小区的有效负载中正在待机的消息,在上游和下游进行传输;以及消息处理单元,用于通过处理所接收的消息或指示 多个功能块的操作,以及通过所述小区发送单元传送由所述多个功能块请求的消息。