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1. 发明授权

US08934781B2 Optical subscriber network 有权
标题翻译：光用户网络
公开(公告)号：US08934781B2
公开(公告)日：2015-01-13
申请号：US13213742
申请日：2011-08-19
申请人： Sung Chang Kim , Jong Deog Kim , Dong Soo Lee , Hark Yoo , Geun Yong Kim , Young Suk Lee , Mun Seob Lee
发明人： Sung Chang Kim , Jong Deog Kim , Dong Soo Lee , Hark Yoo , Geun Yong Kim , Young Suk Lee , Mun Seob Lee
IPC分类号： H04B10/00 , H04Q11/00 , H04L12/24
CPC分类号： H04Q11/0067 , H04L41/0833 , H04L41/0893 , H04Q2011/0079 , Y04S40/162
摘要： An optical subscriber network for power reduction is provided. The optical subscriber network may include an Optical Line Terminal (OLT) and an Optical Network Terminal (ONT). The OLT may manage a plurality of ONTs by classifying the plurality of ONTs into a sleep group, and may multicast a sleep allowance message only to ONTs included in a predetermined sleep group.
摘要翻译：提供用于功率降低的光用户网络。光用户网络可以包括光线路终端（OLT）和光网络终端（ONT）。 OLT可以通过将多个ONT分类为睡眠组来管理多个ONT，并且可以仅向包括在预定睡眠组中的ONT组播睡眠许可消息。

2. 发明申请

US20110129223A1 APPARATUS AND METHOD FOR ALLOCATING DYNAMIC BANDWIDTH 有权
标题翻译：用于分配动态带宽的装置和方法
公开(公告)号：US20110129223A1
公开(公告)日：2011-06-02
申请号：US12941475
申请日：2010-11-08
申请人： Hark Yoo , Geun Yong Kim , Youngsuk Lee , Sung Chang Kim , Jong Deog Kim , Dongsoo Lee
发明人： Hark Yoo , Geun Yong Kim , Youngsuk Lee , Sung Chang Kim , Jong Deog Kim , Dongsoo Lee
IPC分类号： H04J14/00
CPC分类号： H04Q11/0067 , H04Q2011/0064
摘要： A dynamic bandwidth allocation apparatus of a passive optical network detects guarantee agreement information of each transmission container (T-CONT) queue of at least one optical network unit (ONU) that is connected to the dynamic bandwidth allocation apparatus in order to dynamically allocate a bandwidth is provided. The dynamic bandwidth allocation apparatus sets a queue threshold according to a buffer size of each T-CONT queue of at least one ONU, and calculates a service level agreement (SLA) parameter of at least one ONU using guarantee agreement information and a queue threshold. The dynamic bandwidth allocation apparatus allocates a bandwidth for every frame of each ONU using each SLA parameter of at least one ONU.
摘要翻译：无源光网络的动态带宽分配装置检测连接到动态带宽分配装置的至少一个光网络单元（ONU）的每个传输容器（T-CONT）队列的保证协议信息，以动态分配带宽被提供。动态带宽分配装置根据至少一个ONU的每个T-CONT队列的缓冲器大小设置队列阈值，并使用保证协议信息和队列阈值来计算至少一个ONU的服务级别协议（SLA）参数。动态带宽分配装置使用至少一个ONU的每个SLA参数为每个ONU的每个帧分配带宽。

3. 发明申请

US20110129218A1 OPTICAL NETWORK TERMINAL, METHOD FOR TIME SYNCRONIZATION THEREOF, OPTICAL LINE TERMINAL, AND METHOD FOR MANAGING NETWORK THEREOF 有权
标题翻译：光网络终端，其时间同步方法，光线终端及其网络管理方法
公开(公告)号：US20110129218A1
公开(公告)日：2011-06-02
申请号：US12902273
申请日：2010-10-12
申请人： Sung Chang Kim
发明人： Sung Chang Kim
IPC分类号： H04J14/00
CPC分类号： H04J3/0682 , H04J3/1694
摘要： A method for synchronizing time by an optical network terminal (ONT) in a passive optical network system is provided. The method includes: receiving a ranging request message including a first current time of an optical line terminal (OLT); calculating a first compensation time when a transmission delay is compensated at a time that the ranging request message is received; transmitting a serial number response message to the OLT; calculating a second compensation time when the transmission delay is compensated at a time when the serial number response message is transmitted; receiving a ranging time message including a second current time when the serial number response message from the OLT is received; calculating an offset time from the first current time, the second current time, the first compensation time, and the second compensation time; and synchronizing a clock of the ONT and a clock of the OLT based on the offset time.
摘要翻译：提供了一种通过无源光网络系统中的光网络终端（ONT）来同步时间的方法。该方法包括：接收包括光线路终端（OLT）的第一当前时间的测距请求消息; 当接收到所述测距请求消息时，计算发送延迟被补偿的第一补偿时间; 向OLT发送序列号响应消息; 当在发送序列号响应消息的时间补偿传输延迟时，计算第二补偿时间; 当接收到来自OLT的序列号响应消息时，接收包括第二当前时间的测距时间消息; 从第一当前时间，第二当前时间，第一补偿时间和第二补偿时间计算偏移时间; 以及基于所述偏移时间来同步所述ONT的时钟和所述OLT的时钟。

4. 发明申请

US20110058810A1 OPTICAL NETWORK UNIT (ONU) AND METHOD OF OPERATING THE ONU 审中-公开
标题翻译：光网络单元（ONU）和操作ONU的方法
公开(公告)号：US20110058810A1
公开(公告)日：2011-03-10
申请号：US12876689
申请日：2010-09-07
申请人： Mun Seob LEE , Dongsoo Lee , Byung-Tak Lee , Geun Yong Kim , Hark Yoo , Sung Chang Kim , Youngsuk Lee
发明人： Mun Seob LEE , Dongsoo Lee , Byung-Tak Lee , Geun Yong Kim , Hark Yoo , Sung Chang Kim , Youngsuk Lee
IPC分类号： H04J14/00
CPC分类号： H04Q11/0067 , H04Q2011/0079 , H04Q2011/0083
摘要： Provided is an Optical Network Unit (ONU) and a method of operating the ONU. The ONU may include: a measurement unit to measure a downstream optical signal strength of downstream data received from an Optical Line Termination (OLT) via an optical splitter; a determination unit to determine an upstream optical signal strength based on the measured downstream optical signal strength; and a communication unit to transmit, to the OLT via the optical splitter, upstream data generated based on the determined upstream optical signal strength.
摘要翻译：提供了一种光网络单元（ONU）和操作ONU的方法。 ONU可以包括：测量单元，用于测量经由光分路器从光线路终端（OLT）接收的下行数据的下行光信号强度; 确定单元，用于基于所测量的下游光信号强度来确定上游光信号强度; 以及通信单元，其经由所述光分路器向所述OLT发送基于所确定的上行光信号强度而生成的上行数据。

5. 发明授权

US09002212B2 Method and apparatus for burst mode clock and data recovery 有权
标题翻译：突发模式时钟和数据恢复的方法和装置
公开(公告)号：US09002212B2
公开(公告)日：2015-04-07
申请号：US13213813
申请日：2011-08-19
申请人： Mun Seob Lee , Dong Soo Lee , Geun Yong Kim , Hark Yoo , Young Suk Lee , Sung Chang Kim , Jai Sang Koh , Jong Deog Kim
发明人： Mun Seob Lee , Dong Soo Lee , Geun Yong Kim , Hark Yoo , Young Suk Lee , Sung Chang Kim , Jai Sang Koh , Jong Deog Kim
IPC分类号： H04J14/00 , H04B10/00 , H04Q11/00
CPC分类号： H04Q11/0067 , H04Q2011/0064
摘要： Provided is an optical line terminator (OLT) to recover packet data and a clock from an optical signal including a silent interval. The OLT may receive packet data and a clock from at least one optical network unit (ONU). Even in a silent interval in which the at least one ONU does not transmit packet data, the OLT may successfully recover the clock.
摘要翻译：提供了一种用于从包括静默间隔的光信号恢复分组数据和时钟的光线路终端器（OLT）。 OLT可以从至少一个光网络单元（ONU）接收分组数据和时钟。即使在至少一个ONU不发送分组数据的静音间隔中，OLT也可以成功地恢复时钟。

6. 发明授权

US08619590B2 Method for transmitting OAM message and processing error in PON system 失效
标题翻译：在PON系统中传输OAM消息和处理错误的方法
公开(公告)号：US08619590B2
公开(公告)日：2013-12-31
申请号：US13224883
申请日：2011-09-02
申请人： Young Suk Lee , Hark Yoo , Geun Yong Kim , Dong Soo Lee , Sung Chang Kim , Mun Seob Lee , Jong Deog Kim , Jai Sang Koh
发明人： Young Suk Lee , Hark Yoo , Geun Yong Kim , Dong Soo Lee , Sung Chang Kim , Mun Seob Lee , Jong Deog Kim , Jai Sang Koh
IPC分类号： H04L12/26
CPC分类号： H04L41/0213 , H04J2203/0058 , H04Q11/0067 , H04Q2011/0079
摘要： A method of transmitting an Operations, Administration and Maintenance (OAM) message and of processing an error in a Passive Optical Network (PON) system is provided. Using an OAM packet format that may be used in common in the PON system, a process of transmitting or receiving an OAM message may be simplified, an efficiency of the process may be increased, and an Optical Network Unit (ONU) may be managed at a high speed.
摘要翻译：提供了一种在无源光网络（PON）系统中发送操作，管理和维护（OAM）消息和处理错误的方法。使用在PON系统中可以共同使用的OAM分组格式，可以简化发送或接收OAM消息的过程，可以提高处理的效率，并且可以在光网络单元（ONU）高速。

7. 发明授权

US08542995B2 Optical network terminal, method for time syncronization thereof, optical line terminal, and method for managing network thereof 有权
标题翻译：光网络终端，其时间同步化方法，光线路终端及其网络管理方法
公开(公告)号：US08542995B2
公开(公告)日：2013-09-24
申请号：US12902273
申请日：2010-10-12
申请人： Sung Chang Kim
发明人： Sung Chang Kim
IPC分类号： H04J14/00 , H04B10/12
CPC分类号： H04J3/0682 , H04J3/1694
摘要： A method for synchronizing time by an optical network terminal (ONT) in a passive optical network system is provided. The method includes: receiving a ranging request message including a first current time of an optical line terminal (OLT); calculating a first compensation time when a transmission delay is compensated at a time that the ranging request message is received; transmitting a serial number response message to the OLT; calculating a second compensation time when the transmission delay is compensated at a time when the serial number response message is transmitted; receiving a ranging time message including a second current time when the serial number response message from the OLT is received; calculating an offset time from the first current time, the second current time, the first compensation time, and the second compensation time; and synchronizing a clock of the ONT and a clock of the OLT based on the offset time.
摘要翻译：提供了一种通过无源光网络系统中的光网络终端（ONT）来同步时间的方法。该方法包括：接收包括光线路终端（OLT）的第一当前时间的测距请求消息; 当接收到所述测距请求消息时，计算发送延迟被补偿的第一补偿时间; 向OLT发送序列号响应消息; 当在发送序列号响应消息的时间补偿传输延迟时，计算第二补偿时间; 当接收到来自OLT的序列号响应消息时，接收包括第二当前时间的测距时间消息; 从第一当前时间，第二当前时间，第一补偿时间和第二补偿时间计算偏移时间; 以及基于所述偏移时间来同步所述ONT的时钟和所述OLT的时钟。

8. 发明授权

US08335217B2 Method and apparatus for filtering multicast port identifier in gigabit-capable passive optical network (GPON) system 有权
标题翻译：用于在千兆位无源光网络（GPON）系统中过滤组播端口标识符的方法和装置
公开(公告)号：US08335217B2
公开(公告)日：2012-12-18
申请号：US12687238
申请日：2010-01-14
申请人： Geun Yong Kim , Hark Yoo , Dongsoo Lee , Sung Chang Kim , Mun Seob Lee , Youngsuk Lee
发明人： Geun Yong Kim , Hark Yoo , Dongsoo Lee , Sung Chang Kim , Mun Seob Lee , Youngsuk Lee
IPC分类号： H04L12/28
CPC分类号： H04L12/2874 , H04L12/2885
摘要： Provided is an apparatus for filtering a multicast port identifier, the apparatus including: a processor to receive an Internet Group Management Protocol (IGMP) message from a switching unit, to verify a traffic reception request received from a subscriber terminal based on the IGMP message, and to store a value in a filtering register based on the traffic reception request; and an Optical Network Unit (ONU) Media Access Control (MAC) manager to filter a packet to be forwarded to the subscriber terminal, using a port identifier for traffic forwarding and reception with the subscriber terminal, and using the value of the filtering register indicating an existence of traffic to be forwarded to the subscriber terminal.
摘要翻译：提供了一种用于过滤多播端口标识符的装置，该装置包括：处理器，用于从交换单元接收因特网组管理协议（IGMP）消息，以基于IGMP消息来验证从用户终端接收到的业务接收请求，并且基于所述业务接收请求将值存储在过滤寄存器中; 以及光网络单元（ONU）介质访问控制（MAC）管理器，用于使用端口标识符对用户终端进行流量转发和接收来过滤要转发给用户终端的分组，并使用过滤寄存器的值来指示存在要转发给用户终端的业务。

9. 发明授权

US08842999B2 Optical network unit and method of saving power thereof 有权
标题翻译：光网络单元及其节电方法
公开(公告)号：US08842999B2
公开(公告)日：2014-09-23
申请号：US13237188
申请日：2011-09-20
申请人： Sung Chang Kim , Geun Yong Kim , Hark Yoo , Youngsuk Lee , Sim-Kwon Yoon , Jong Deog Kim
发明人： Sung Chang Kim , Geun Yong Kim , Hark Yoo , Youngsuk Lee , Sim-Kwon Yoon , Jong Deog Kim
IPC分类号： H04B10/04 , H04J3/00 , H04Q11/00
CPC分类号： H04Q11/0067 , H04J3/00 , H04Q11/00 , H04Q2011/0079
摘要： Provided is an optical network unit saving power. The optical network unit may include a processor checking whether at least one downward physical block, the upward physical block and a data switching block operate in an idle mode, sequentially transiting at least one downward physical block, an upward physical block and a data switching block to a sleep mode according to the checking result and sequentially transiting an optical transmission-reception block and the medium access control block to a sleep mode by judging whether or not a medium access control block transits to a sleep mode.
摘要翻译：提供了节省电力的光网络单元。光网络单元可以包括处理器，其检查至少一个向下物理块，上行物理块和数据交换块是否在空闲模式下操作，顺序地转移至少一个向下物理块，向上物理块和数据交换块根据检查结果进入休眠模式，并且通过判断媒体访问控制块是否转换到睡眠模式，顺序地将光学发送接收块和媒体访问控制块转移到休眠模式。

10. 发明授权

US08639117B2 Apparatus and method for allocating dynamic bandwidth 有权
标题翻译：用于分配动态带宽的装置和方法
公开(公告)号：US08639117B2
公开(公告)日：2014-01-28
申请号：US12941475
申请日：2010-11-08
申请人： Hark Yoo , Geun Yong Kim , Youngsuk Lee , Sung Chang Kim , Jong Deog Kim , Dongsoo Lee
发明人： Hark Yoo , Geun Yong Kim , Youngsuk Lee , Sung Chang Kim , Jong Deog Kim , Dongsoo Lee
IPC分类号： H04J14/00
CPC分类号： H04Q11/0067 , H04Q2011/0064
摘要： A dynamic bandwidth allocation apparatus of a passive optical network detects guarantee agreement information of each transmission container (T-CONT) queue of at least one optical network unit (ONU) that is connected to the dynamic bandwidth allocation apparatus in order to dynamically allocate a bandwidth is provided. The dynamic bandwidth allocation apparatus sets a queue threshold according to a buffer size of each T-CONT queue of at least one ONU, and calculates a service level agreement (SLA) parameter of at least one ONU using guarantee agreement information and a queue threshold. The dynamic bandwidth allocation apparatus allocates a bandwidth for every frame of each ONU using each SLA parameter of at least one ONU.
摘要翻译：无源光网络的动态带宽分配装置检测连接到动态带宽分配装置的至少一个光网络单元（ONU）的每个传输容器（T-CONT）队列的保证协议信息，以动态分配带宽被提供。动态带宽分配装置根据至少一个ONU的每个T-CONT队列的缓冲器大小设置队列阈值，并使用保证协议信息和队列阈值来计算至少一个ONU的服务级别协议（SLA）参数。动态带宽分配装置使用至少一个ONU的每个SLA参数为每个ONU的每个帧分配带宽。

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