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    • 1. 发明申请
    • Dynamic bandwidth allocation apparatus and method in Ethernet Passive Optical Network, and EPON master apparatus using the same
    • 以太网无源光网络中的动态带宽分配装置和方法,以及使用其的EPON主设备
    • US20070019957A1
    • 2007-01-25
    • US11488868
    • 2006-07-18
    • Chan KimTae YooYool KwonBong-Tae Kim
    • Chan KimTae YooYool KwonBong-Tae Kim
    • H04J14/00
    • H04Q11/0067H04Q11/0066H04Q2011/0064H04Q2011/0086H04Q2011/0088
    • The invention provides a method and apparatus for allocating a dynamic band width of an EPON and an EPON master apparatus using the same. The bandwidth allocation is cycle based where every predetermined cycle, static gates are generated for all ONUs and dynamic gates are generated according to the reports using the remaining grant resource. The method for allocating an upstream bandwidth to transmit data from the ONUs to an OLT is as follows. A total allocatable grant length is calculated for the given cycle. A requested amount of grant length needed to transmit upstream data in each ONU is set based on report values collected from the report frames from all ONUs in the EPON. Then, distribution is made sequentially and repeatedly in a cycle by taking a basic unit from the total grant length and adding it to the grant length of the ONUs until the total allocatable grant length becomes 0 or the grant length allocated to all ONUs satisfy the requested amount of the grant length set in all ONUs.
    • 本发明提供了一种用于分配EPON的动态带宽和使用其的EPON主设备的方法和装置。 带宽分配是基于周期的,其中针对所有ONU生成每个预定周期的静态门,并且根据使用剩余授权资源的报告生成动态门。 用于分配上行带宽以从ONU向OLT发送数据的方法如下。 计算给定周期的总可分配授权长度。 根据从EPON中所有ONU的报告帧收集的报告值,设置在每个ONU中发送上行数据所需的所需授权长度。 然后,通过从总授权长度中取一个基本单元并将其添加到ONU的授权长度,直到总可分配授权长度变为0或分配给所有ONU的授权长度满足所请求的 在所有ONU中设置的授权长度的数量。
    • 2. 发明申请
    • EPON bridge apparatus and method for forwarding thereof
    • EPON桥接装置及其转发方法
    • US20080198857A1
    • 2008-08-21
    • US11514561
    • 2006-09-01
    • Chan KimTae Whan YooYool KwonBong-Tae Kim
    • Chan KimTae Whan YooYool KwonBong-Tae Kim
    • H04L12/66H04B10/00
    • H04Q11/0067H04Q11/0071H04Q2011/0064
    • The invention relates to an EPON bridge apparatus and a forwarding method thereof. In case of receiving frame from the network port or the PON port, the apparatus associates the port having the received frame inputted with source MAC address of the received frame to learn the information in an FDB table which manages port information for the learned MAC address. Then the apparatus refers to the FDB table to remove LLID from upstream frame, and then forwards the upstream frame to the network port, while attaching LLID corresponding to destination MAC address to downstream frame to transmit to the PON port. Bridging between ONUs are possible with flooding capability using anti-LLID. It provides VLAN-LLID translation mode with support for VLAN tag addition/removal at the ONU side. It also provides multicast pruning function for the downstream.
    • 本发明涉及一种EPON桥接装置及其转发方法。 在从网络端口或PON端口接收帧的情况下,该装置将输入的接收帧的端口与接收到的帧的源MAC地址相关联,以学习管理学习MAC地址的端口信息的FDB表中的信息。 然后设备参考FDB表从上行帧删除LLID,然后将上行帧转发到网络端口,同时将对应于目的MAC地址的LLID连接到下游帧,以发送给PON端口。 ONU之间的桥接可以通过使用反向LLID的洪泛功能进行。 它提供VLAN-LLID转换模式,支持ONU侧的VLAN Tag添加/删除。 它还为下游提供组播剪枝功能。
    • 3. 发明授权
    • EPON bridge apparatus and method for forwarding thereof
    • EPON桥接装置及其转发方法
    • US07684403B2
    • 2010-03-23
    • US11514561
    • 2006-09-01
    • Chan KimTae Whan YooYool KwonBong-Tae Kim
    • Chan KimTae Whan YooYool KwonBong-Tae Kim
    • G01R31/08
    • H04Q11/0067H04Q11/0071H04Q2011/0064
    • The invention relates to an EPON bridge apparatus and a forwarding method thereof. In a case of receiving a frame from the network port or the PON port, the apparatus associates the port having the received frame inputted with a source MAC address of the received frame to learn the information in an FDB table, which manages port information for the learned MAC address. Then the apparatus refers to the FDB table to remove an LLID from upstream frame, and then forwards the upstream frame to the network port, while attaching an LLID corresponding to a destination MAC address to the downstream frame to transmit to the PON port. Bridging between ONUs is possible with flooding capability using an anti-LLID. VLAN-LLID translation mode is provided with support for VLAN tag addition/removal at the ONU side. A multicast pruning function is provided for the downstream.
    • 本发明涉及一种EPON桥接装置及其转发方法。 在从网络端口或PON端口接收帧的情况下,该装置将输入的接收帧的端口与接收到的帧的源MAC地址相关联,以学习FDB表中的信息,该FDB表管理用于 学习MAC地址。 然后,该装置参考FDB表从上游帧中删除LLID,然后将上行帧转发到网络端口,同时将与目的MAC地址相对应的LLID附加到下行帧,以发送给PON端口。 使用反LLID,可以通过洪泛功能连接ONU之间的桥接。 提供VLAN-LLID转换模式,支持ONU侧的VLAN Tag添加/删除。 为下游提供组播剪枝功能。
    • 4. 发明授权
    • Method and apparatus for dynamically allocating bandwidth by hierarchical weight round robin
    • 通过分层权重循环动态分配带宽的方法和装置
    • US07936765B2
    • 2011-05-03
    • US11948950
    • 2007-11-30
    • Chan KimTae Whan YooBong Tae Kim
    • Chan KimTae Whan YooBong Tae Kim
    • H04L12/28H04L12/56H04J3/16
    • H04Q11/0067H04Q2011/0064H04Q2011/0084
    • Provided are method and apparatus for dynamically allocating unlink bandwidth in Ethernet PON. In the method and apparatus, report value, which are received for each logical link identifications (LLID), is controlled to be less than a maximum gate value set for each LLID in sequence for all of LLIDs without a predetermined interval. A gate having a length corresponding to the restricted report value is generated. LLIDs are grouped into classes and processing is done class by class. For each class processing, if maximum processing time is reached or maximum total allocation is reached, the processing is switched to a lower class. Also each class processing, if any higher class has its maximum yield processing time or maximum yield allocated gate reached, the processing is switched to that higher class.
    • 提供了在以太网PON中动态分配非链路带宽的方法和装置。 在所述方法和装置中,针对每个逻辑链路标识(LLID)接收到的报告值被控制为小于针对所有LLID的每个LLID设置的最大门限值,而不存在预定间隔。 生成与限制报告值对应的长度的门。 LLID被分组成类,处理按类完成。 对于每个类处理,如果达到最大处理时间或达到最大总分配,则将处理切换到较低类。 每个类处理,如果任何一个更高级别具有其最大产出处理时间或达到最大分配量的门限,则将该处理切换到该较高类。
    • 5. 发明申请
    • Ethernet switch, and apparatus and method for expanding port
    • 以太网交换机,扩展端口的设备和方法
    • US20050002390A1
    • 2005-01-06
    • US10739737
    • 2003-12-17
    • Chan KimTae YooHyeong Lee
    • Chan KimTae YooHyeong Lee
    • H04L12/28H04L12/04H04L12/56
    • H04L49/45H04L49/351
    • An Ethernet switch having a function of expanding a port, apparatus and method for expanding a port are provided. A receiver receives a frame including predetermined port identification information. An information detector detects the predetermined port identification information and a terminal address of a terminal connected to a sub port corresponding to the predetermined port identification information. A storage unit stores an address table including the terminal address and the predetermined port identification information. A reader reads port identification information corresponding to a destination address included in the frame from the address table. A frame transformer adds the read port identification information to the frame. An output unit outputs the frame transformed by the frame transformer to a main port connected to a sub port corresponding to the read port identification information among main ports that can be connected to at least one sub port.
    • 提供具有扩展用于扩展端口的端口,装置和方法的功能的以太网交换机。 接收机接收包括预定端口识别信息的帧。 信息检测器检测预定端口识别信息和连接到与预定端口识别信息对应的子端口的终端的终端地址。 存储单元存储包括终端地址和预定端口识别信息的地址表。 读取器从地址表读取与帧中包括的目的地地址对应的端口识别信息。 帧转换器将读端口识别信息添加到帧。 输出单元将帧变换器变换后的帧输出到与能够与至少一个子端口连接的主端口中对应于读端口识别信息的子端口连接的主端口。
    • 6. 发明授权
    • Apparatus for executing multi-point control protocol in Ethernet passive optical network
    • 以太网无源光网络中执行多点控制协议的设备
    • US07301970B2
    • 2007-11-27
    • US10629889
    • 2003-07-29
    • Chan KimHo Sook LeeTae Whan YooHyeong Ho Lee
    • Chan KimHo Sook LeeTae Whan YooHyeong Ho Lee
    • H04J3/04
    • H04Q11/0067H04Q11/0066H04Q2011/0064
    • A MAC master apparatus for executing a multi-point control protocol (MPCP) data in an optical line termination (OLT) of an Ethernet passive optical network (PON) is provided. The MPCP master apparatus includes a CPU interface unit, two or more memory arbitration control units, a SGA table memory, a RTT table memory, a static grant generation unit, a dynamic grant generation unit, a static grant queue, a dynamic grant queue, a sending message queue, a sending multiplexing unit, a time setting unit, a receiving window generation unit, an upstream grant queue, a received demultiplexing unit, a report queue and a received message queue. Therefore, any frame, including MPCP frames from/to the CPU can be sent or received, and a grant can be allocated statically according to a setting or dynamically according to a report from the ONUs.
    • 提供了一种用于在以太网无源光网络(PON)的光线路终端(OLT)中执行多点控制协议(MPCP)数据的MAC主设备。 MPCP主设备包括CPU接口单元,两个或多个存储器仲裁控制单元,SGA表存储器,RTT表存储器,静态授权生成单元,动态授权生成单元,静态授权队列,动态授权队列, 发送消息队列,发送多路复用单元,时间设定单元,接收窗口生成单元,上游准许队列,接收解复用单元,报告队列和接收到的消息队列。 因此,可以发送或接收包括来自/到CPU的MPCP帧的任何帧,并且可以根据设置或动态地根据来自ONU的报告来静态地分配许可。
    • 8. 发明授权
    • Software system debugger with distinct interrupt vector maps for
debugging and application programs
    • 软件系统调试器,具有用于调试和应用程序的不同中断向量图
    • US5394544A
    • 1995-02-28
    • US98214
    • 1993-07-26
    • Tetsuro MotoyamaBanky MorGregorio RodriquezChan Kim
    • Tetsuro MotoyamaBanky MorGregorio RodriquezChan Kim
    • G06F11/36G06F11/00
    • G06F11/3664
    • A system for debugging an application program includes a debugging execution unit operated under an operating-system-free environment. The debugging execution unit includes a communication channel, a target processor unit for executing the application program and a first debugging program, and an interrupt vector swapper. The first debugging program includes a first set of input/output procedures for handling debugging communications over the communication channel, and the application program includes a second set of input/output procedures for handling communications over the communication channel associated with execution of the application program. Interrupt signals are generated when the target processor unit receives communications from the host processor unit. The target processor unit communicates with a host processor unit via the communication channel both when executing the application program and when executing the first debugging program. A first set of interrupt vector entries link interrupt signals generated during execution of the first debugging program to a first set of destination addresses. A second set of interrupt vector entries link interrupt signals generated during execution of the application program to a second set of destination addresses. A vector controller maps interrupt signals via the first set of interrupt vector entries during execution of the first debugging program, and maps interrupt signals via the second set of interrupt vector entries during execution of the application program.
    • 用于调试应用程序的系统包括在无操作系统的环境下操作的调试执行单元。 调试执行单元包括通信信道,用于执行应用程序的目标处理器单元和第一调试程序以及中断向量交换器。 第一调试程序包括用于处理通过通信信道调试通信的第一组输入/输出过程,并且应用程序包括第二组输入/输出过程,用于通过与应用程序的执行相关联的通信信道来处理通信。 当目标处理器单元从主处理器单元接收通信时,产生中断信号。 目标处理器单元在执行应用程序时以及执行第一调试程序时都经由通信信道与主处理器单元进行通信。 第一组中断向量条目将在执行第一调试程序期间产生的中断信号链接到第一组目标地址。 第二组中断向量条目将在执行应用程序期间产生的中断信号链接到第二组目标地址。 矢量控制器在执行第一个调试程序期间通过第一组中断向量条目映射中断信号,并在执行应用程序期间通过第二组中断向量条目映射中断信号。