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    • 41. 发明授权
    • Gigabit ethernet passive optical network having double link structure
    • 千兆以太网无源光网络具有双链路结构
    • US07512337B2
    • 2009-03-31
    • US10827815
    • 2004-04-20
    • Min-Hyo LeeYoung-Seok KimYun-Je OhTae-Sung Park
    • Min-Hyo LeeYoung-Seok KimYun-Je OhTae-Sung Park
    • H04B10/08H04L12/26
    • H04Q11/0067H04L1/22H04L49/352H04L49/357H04Q11/0066H04Q2011/0081
    • A Gigabit Ethernet passive optical network (GE-PON) having a double link structure is disclosed. The GE-PON includes an optical line terminal (OLT), a plurality of optical couplers, and a plurality of optical network units (ONUs). The OLT sets up an active link and a standby link in response to a registration request message received over an optical cable. Each of the ONUs is doubly connected with the OLT via the optical cable and is adapted to transmit the registration request message to the OLT, form the active link with the OLT via the optical cable if it receives an active registration message transmitted from the OLT in response to the registration request message, and form the standby link with the OLT via the optical cable if it receives a standby message from the OLT. The optical couplers are disposed between the OLT and each of the ONUs to doubly interconnect them via different optical cables.
    • 公开了具有双链路结构的千兆以太网无源光网络(GE-PON)。 GE-PON包括光线路终端(OLT),多个光耦合器和多个光网络单元(ONU)。 响应于通过光缆接收到的注册请求消息,OLT建立活动链路和备用链路。 每个ONU通过光缆与OLT双向连接,并适用于向OLT发送注册请求消息,如果OLT从OLT发送的活动注册消息,则通过光缆与OLT形成主动链路 响应于注册请求消息,并且如果从OLT接收到备用消息,则通过光缆与OLT形成备用链路。 光耦合器设置在OLT和每个ONU之间,以通过不同的光缆将它们双重互连。
    • 43. 发明授权
    • Method for processing various numbers of ports in network processor
    • 网络处理器中各种端口处理方法
    • US07321595B2
    • 2008-01-22
    • US10436104
    • 2003-05-13
    • Su-Hyun KimYoung-Seok KimYoung-Il KimJong-Sang Oh
    • Su-Hyun KimYoung-Seok KimYoung-Il KimJong-Sang Oh
    • H04L12/56
    • H04L49/30H04L49/25
    • A method for processing various numbers of ports in a network processor. A method for processing various numbers of ports in a network processor comprises the steps of: a) receiving the number N of ports from a system controller; b) allocating N−1 number of registers for storing N−1 number of port management information in response to the number N of ports; c) processing a packet by sequentially accessing the N number of ports; and d) after processing a packet related to a predetermined port, storing management information related to the predetermined port in a register used for the next port, and storing the management information related to the predetermined port in a first register among the N−1 number of registers when a register for storing management information in a previous packet processing is the last (N−1)-th register among the N−1 number of registers.
    • 一种用于处理网络处理器中各种端口的方法。 一种用于在网络处理器中处理各种端口的方法,包括以下步骤:a)从系统控制器接收N个端口; b)分配N-1个用于存储N-1个端口管理信息的寄存器以响应端口数量N; c)通过顺序访问N个端口来处理分组; 以及d)在处理与预定端口相关的分组之后,将与所述预定端口相关的管理信息存储在用于下一个端口的寄存器中,并且将与所述预定端口相关的管理信息存储在第一寄存器中的N-1个数 用于存储先前分组处理中的管理信息的寄存器是N-1个寄存器中的最后(N-1)个寄存器。
    • 44. 发明申请
    • Repeater apparatus for supporting a plurality of protocols, and a method for controlling protocol conversion in the repeater apparatus
    • 用于支持多个协议的中继器装置,以及用于在中继器装置中控制协议转换的方法
    • US20060045106A1
    • 2006-03-02
    • US11190415
    • 2005-07-27
    • Jong-Hun LeeYoung-Seok KimDo-In Choi
    • Jong-Hun LeeYoung-Seok KimDo-In Choi
    • H04L12/56H04J3/16
    • H04L12/46
    • Disclosed are an Ethernet-IEEE 1394 repeater apparatus as a network transmission equipment wherein a protocol conversion can be performed to operate a single repeater combining therein an Ethernet repeater function, and a method for protocol conversion thereof. The repeater apparatus, for supporting a plurality of protocol including a first protocol and a second protocol which use the same transmission media, includes an input interface for inputting therein data through an input transmission media; a first protocol physical element for performing a modulation/demodulation process of a first protocol data to transmit the data; a second protocol physical element for performing a modulation/demodulation process of a second protocol data to transmit the data; an output interface for outputting the data through an output transmission media; a first switch for switching the data input to the input interface to one of the first protocol physical element and the second protocol physical element; a second switch, tuned with the first switch, for switching an output path to one of the first protocol physical element and the second protocol physical element, the output path being connected to the output interface; and a control unit for receiving a protocol information of data sent from one of the first protocol physical element and the second protocol physical element to control the first switch and the second switch based on the received protocol information, the one being selectively connected based on the current switching condition of the physical element.
    • 公开了作为网络传输设备的以太网-IEEE 1394中继器装置,其中可以执行协议转换以对其中组合以太网中继器功能的单个中继器进行操作,以及用于其协议转换的方法。 用于支持包括使用相同传输介质的第一协议和第二协议的多个协议的中继器装置包括用于通过输入传输介质在其中输入数据的输入接口; 用于执行第一协议数据的调制/解调处理以传输数据的第一协议物理元件; 用于执行第二协议数据的调制/解调处理以传送数据的第二协议物理元件; 输出接口,用于通过输出传输介质输出数据; 用于将输入到输入接口的数据切换到第一协议物理元件和第二协议物理元件之一的第一开关; 用第一开关调谐的第二开关,用于将输出路径切换到第一协议物理元件和第二协议物理元件之一,输出路径连接到输出接口; 以及控制单元,用于接收从所述第一协议物理元件和所述第二协议物理元件之一发送的数据的协议信息,以基于所接收的协议信息来控制所述第一交换机和所述第二交换机,所述协议信息基于所述协议信息被选择性地连接 物理元件的当前切换条件。
    • 47. 发明申请
    • Apparatus and method for controlling upstream traffic for use in ethernet passive optical network
    • 用于以太网无源光网络的上行流量控制装置和方法
    • US20050053085A1
    • 2005-03-10
    • US10864017
    • 2004-06-09
    • Sang-Hyun DohYoung-Seok KimYun-Je Oh
    • Sang-Hyun DohYoung-Seok KimYun-Je Oh
    • H04L12/28H04L12/56H04Q11/00H04L12/413
    • H04Q11/0067H04Q11/0066H04Q2011/0064
    • Apparatus and method for controlling upstream traffic for use in EPON (Ethernet Passive Optical Network) system. The method for controlling upstream data traffic transferred from an ONU (Optical Network Unit) to an OLT (Optical Line Termination) in an EPON (Ethernet Passive Optical Network) system including an ODN (Optical Distribution Network) connected to one OLT, and a plurality of ONUs connected to the ODN and also respectively connected to a plurality of subscribers, includes the steps of a) controlling the OLT to determine an ONU serving as an upstream transmission authority allocation target; b) controlling the OLT to insert information of a predetermined ONU serving as an upstream transmission authority allocation target ONU in a downstream data frame transferred to the ONU, and transmitting the downstream data frame having the inserted ONU information; and, c) controlling the upstream transmission authority allocation target ONU having received the downstream data frame to transmit upstream data. Therefore, limited traffic resources can be used equally by a plurality of ONUs, resulting in the prevention of data collision among upstream signals.
    • 用于EPON(以太网无源光网络)系统中控制上行业务的装置和方法。 在包括连接到一个OLT的ODN(光分配网络)的EPON(以太网无源光网络)系统中控制从ONU(光网络单元)传送到OLT(光线路终端)的上行数据业务的方法,以及多个 连接到ODN并且还分别连接到多个用户的ONU包括以下步骤:a)控制OLT以确定用作上游传输授权分配目标的ONU; b)控制OLT在传送到ONU的下游数据帧中插入用作上行传输权限分配目标ONU的预定ONU的信息,并发送具有插入的ONU信息的下游数据帧; 以及c)控制已经接收到下游数据帧的上行传输权限分配目标ONU以发送上行数据。 因此,有限的业务资源可以被多个ONU同等地使用,从而防止上游信号之间的数据冲突。
    • 48. 发明申请
    • Method for controlling upstream traffic in ethernet-based passive optical network
    • 控制以太网无源光网络上行业务的方法
    • US20050027874A1
    • 2005-02-03
    • US10776727
    • 2004-02-11
    • Su-Hyung KimWhan-Jin SungHo-Il OhYoung-Seok KimYun-Je OhTae-Sung Park
    • Su-Hyung KimWhan-Jin SungHo-Il OhYoung-Seok KimYun-Je OhTae-Sung Park
    • H04L12/28H04L12/56H04Q11/00G06F15/16
    • H04Q11/0067H04L47/2441H04L47/30H04L47/50H04L47/522H04L47/621H04L47/6215H04Q11/0066H04Q11/0071H04Q2011/0064
    • A method for upstream traffic control in an Ethernet-based passive optical network, adapted for preventing a penalty phenomenon occurring in making upstream data transfer on basis of High Priority First Allocation (HPFA) algorithm. The method includes the steps of determining whether are any data frames to transfer in the first buffer; if it is determined that there are any data frames to transfer in the first buffer, determining whether the data frame does not exceed a low water mark indicative of a reference value set up to ensure the minimum transfer traffic; if it is determined that the data frame in the first buffer does not exceed the low water mark, then transferring the data frame stored in the first buffer and determining whether the data frame in a second buffer does not exceed the low water mark; if it is determined that the data frame in the second buffer does not exceed the low water mark, then determining whether the data frame to transfer in a third buffer does not exceed the low water mark; if it is determined that the data frame to transfer in the third buffer does not exceed the low water mark, then transferring the respective data frame stored in the second and third buffers.
    • 一种用于基于以太网的无源光网络中的上行流量控制的方法,适用于基于高优先级优先分配(HPFA)算法防止在进行上游数据传输时发生的惩罚现象。 该方法包括以下步骤:确定是否在第一缓冲器中传送任何数据帧; 如果确定在第一缓冲器中存在要传送的数据帧,则确定数据帧是否不超过指示设置为确保最小传输业务量的参考值的低水位标记; 如果确定第一缓冲器中的数据帧不超过低水位标记,则传送存储在第一缓冲器中的数据帧,并确定第二缓冲器中的数据帧是否不超过低水位标记; 如果确定第二缓冲器中的数据帧不超过低水位标记,则确定在第三缓冲器中传送的数据帧是否不超过低水位标记; 如果确定在第三缓冲器中传送的数据帧不超过低水位标记,则传送存储在第二和第三缓冲器中的相应数据帧。