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    • 51. 发明授权
    • FTTH system for broadcast/communication convergence using IEEE 1394
    • 使用IEEE 1394的广播/通信融合FTTH系统
    • US07340171B2
    • 2008-03-04
    • US10937626
    • 2004-09-09
    • Kwan-Woong SongJeong-Rok ParkJae-Hun ChoJun-Ho Koh
    • Kwan-Woong SongJeong-Rok ParkJae-Hun ChoJun-Ho Koh
    • H04J14/00
    • H04H20/77H04J14/02H04J14/0226H04J14/0232H04J14/0247H04J14/0252H04J14/0282H04Q11/0067H04Q2011/0064
    • A broadcast/communication convergence system, and an FTTH (Fiber To The Home) system that can accommodate broadcast signals of various channels and variable band signals by converging broadcast and communication signals and transmitting the converged broadcast and communication signals using an IEEE 1394 transmission method serving as a standard interface in the FTTH system for broadcast/communication convergence. An OLT (Optical Line Terminal) transfers a plurality of broadcast signals and a communication signal received from external broadcast and communication providers through a single optical signal (A). An ONU (Optical Network Unit) receives the optical signal (A) from the OLT, separates the received optical signal into the plurality of broadcast signals and the communication signal, opto-electrically converts the plurality of broadcast signals and the communication signal, switches the converted broadcast signals subscriber by subscriber, combines the converted communication signal with the switched converted broadcast signals. The result is transferred to a corresponding subscriber through a single optical signal (B). A gateway at each subscriber is implemented by IEEE 1394 protocol to receive the optical signal (B) from the ONU, separate the received optical signal into the broadcast signals and the communication signal, and transfer the broadcast signals and the communication signal to a corresponding subscriber device.
    • 广播/通信会聚系统和FTTH(光纤到户)系统,其可以通过会聚广播和通信信号并且使用服务的IEEE 1394传输方法来发送会聚的广播和通信信号来适应各种频道和可变频带信号的广播信号 作为广播/通信融合FTTH系统的标准接口。 OLT(光线路终端)通过单个光信号(A)传送从外部广播和通信提供者接收的多个广播信号和通信信号。 ONU(光网络单元)从OLT接收光信号(A),将接收到的光信号分离成多个广播信号和通信信号,对多个广播信号和通信信号进行光电转换,切换 由用户转换的广播信号用户组合转换后的通信信号与切换转换的广播信号。 结果通过单个光信号(B)传送到相应的用户。 每个用户的网关由IEEE 1394协议实现,用于从ONU接收光信号(B),将接收的光信号分离成广播信号和通信信号,并将广播信号和通信信号传送到相应的用户 设备。
    • 52. 发明申请
    • Method for approval of time-dependent stream in residential Ethernet system
    • 在住宅以太网系统中批准时间依赖流的方法
    • US20070041406A1
    • 2007-02-22
    • US11506135
    • 2006-08-17
    • Sihai WangSang-Ho KimYoung-Hun JooJae-Hun ChoYun-Je OhFei-Fei Feng
    • Sihai WangSang-Ho KimYoung-Hun JooJae-Hun ChoYun-Je OhFei-Fei Feng
    • H04J3/06
    • H04L12/66
    • Disclosed is a method for approval of a time-dependent stream input to a predetermined node in a residential Ethernet system, the method including the steps of receiving a transmission request of the time-dependent stream by the predetermined node, extracting a pacing parameter and a cycle number, which are a delay value of the predetermined node and a transmission period of the time-dependent stream, respectively, from the transmission-requested time-dependent stream, calculating a transmission bandwidth of an entire time-dependent stream to be transmitted through the predetermined node, by taking into consideration the pacing parameter and the cycle number, determining if the transmission bandwidth, which includes the transmission-requested time-dependent stream, satisfies a total transmission bandwidth based on the pacing parameter and the cycle number and determining whether to approve the transmission-requested time-dependent stream.
    • 公开了一种用于批准在住宅以太网系统中的预定节点输入时间的流的方法,所述方法包括以下步骤:接收预定节点对时间相关流的传输请求,提取起搏参数和 周期数,分别是来自发送请求的时间相关流的预定节点的延迟值和时间相关流的发送周期,计算要通过的整个时间依赖流的传输带宽 通过考虑起搏参数和周期数,确定包括发送请求的时间相关流的传输带宽是否基于起搏参数和周期数满足总传输带宽,并确定是否 以批准传输请求的时间依赖流。
    • 53. 发明申请
    • Residential ethernet switching device for sub frame-based switching
    • 用于子帧交换的住宅以太网交换设备
    • US20070014279A1
    • 2007-01-18
    • US11481588
    • 2006-07-06
    • Si WangKwan-Soo LeeYun-Je OhJun-Ho KohSang-Ho KimJae-Hun Cho
    • Si WangKwan-Soo LeeYun-Je OhJun-Ho KohSang-Ho KimJae-Hun Cho
    • H04L12/28H04L12/56
    • H04L49/351H04L12/52H04L49/206
    • A residential Ethernet switching device for sub frame-based switching in a residential Ethernet system is provided. The device includes a plurality of reception data path processors for parsing a residential Ethernet frame inputted to the residential Ethernet switching device, as respective residential Ethernet sub frames, and outputting the parsed residential Ethernet sub frames, a switch fabric for switching the residential Ethernet sub frames inputted through the plurality of reception data path processors, a plurality of transmission data path processors for providing an output path for multiplexing and outputting the residential Ethernet sub frames switched through the switch fabric, and a local cycle counter connected to the plurality of reception data path processors, the switch fabric, and the plurality of transmission data path processors, and providing cycle counter information on the respective residential Ethernet sub-frames.
    • 提供住宅以太网系统中用于子帧交换的住宅以太网交换设备。 该设备包括多个接收数据路径处理器,用于解析输入到住宅以太网交换设备的住宅以太网帧作为相应的住宅以太网子帧,并输出解析的住宅以太网子帧,用于切换住宅以太网子帧 通过多个接收数据路径处理器输入的多个传输数据路径处理器,用于提供用于复用和输出通过交换结构切换的住宅以太网子帧的输出路径的多个传输数据路径处理器,以及连接到多个接收数据路径的本地周期计数器 处理器,交换结构和多个传输数据路径处理器,并且在各个住宅以太网子帧上提供周期计数器信息。
    • 54. 发明申请
    • FTTH system for broadcast/communication convergence using IEEE 1394
    • 使用IEEE 1394的广播/通信融合FTTH系统
    • US20050169632A1
    • 2005-08-04
    • US10937626
    • 2004-09-09
    • Kwan-Woong SongJeong-Rok ParkJae-Hun ChoJun-Ho Koh
    • Kwan-Woong SongJeong-Rok ParkJae-Hun ChoJun-Ho Koh
    • G06F13/00H04B10/2581H04H1/00H04H20/77H04J14/00H04J14/02H04J14/08H04L12/28H04L12/44H04L12/66H04L29/06H04N7/173H04N7/22H04N21/61H04N21/647
    • H04H20/77H04J14/02H04J14/0226H04J14/0232H04J14/0247H04J14/0252H04J14/0282H04Q11/0067H04Q2011/0064
    • A broadcast/communication convergence system, and an FTTH (Fiber To The Home) system that can accommodate broadcast signals of various channels and variable band signals by converging broadcast and communication signals and transmitting the converged broadcast and communication signals using an IEEE 1394 transmission method serving as a standard interface in the FTTH system for broadcast/communication convergence. An OLT (Optical Line Terminal) transfers a plurality of broadcast signals and a communication signal received from external broadcast and communication providers through a single optical signal (A). An ONU (Optical Network Unit) receives the optical signal (A) from the OLT, separates the received optical signal into the plurality of broadcast signals and the communication signal, opto-electrically converts the plurality of broadcast signals and the communication signal, switches the converted broadcast signals subscriber by subscriber, combines the converted communication signal with the switched converted broadcast signals. The result is transferred to a corresponding subscriber through a single optical signal (B). A gateway at each subscriber is implemented by IEEE 1394 protocol to receive the optical signal (B) from the ONU, separate the received optical signal into the broadcast signals and the communication signal, and transfer the broadcast signals and the communication signal to a corresponding subscriber device.
    • 广播/通信会聚系统和FTTH(光纤到户)系统,其可以通过会聚广播和通信信号并且使用服务的IEEE 1394传输方法来发送会聚的广播和通信信号来适应各种频道和可变频带信号的广播信号 作为广播/通信融合FTTH系统的标准接口。 OLT(光线路终端)通过单个光信号(A)传送从外部广播和通信提供者接收的多个广播信号和通信信号。 ONU(光网络单元)从OLT接收光信号(A),将接收到的光信号分离成多个广播信号和通信信号,对多个广播信号和通信信号进行光电转换,切换 由用户转换的广播信号用户组合转换后的通信信号与切换转换的广播信号。 结果通过单个光信号(B)传送到相应的用户。 每个用户的网关由IEEE 1394协议实现,用于从ONU接收光信号(B),将接收的光信号分离成广播信号和通信信号,并将广播信号和通信信号传送到相应的用户 设备。
    • 59. 发明申请
    • Method for forming synchronous data in residential ethernet system
    • 住宅以太网系统中同步数据的形成方法
    • US20060198391A1
    • 2006-09-07
    • US11367242
    • 2006-03-03
    • Sang-Ho KimJae-Hun ChoKwan-Soo LeeYun-Jo OhJun-Ho Koh
    • Sang-Ho KimJae-Hun ChoKwan-Soo LeeYun-Jo OhJun-Ho Koh
    • H04J3/16
    • H04L49/351
    • Disclosed is a method for forming a synchronous frame to be transmitted in a Residential Ethernet System, which is capable of discretely transmitting synchronous data and asynchronous data, wherein the synchronous frame includes synchronous packets which are formed according to destinations of synchronous data. The method includes the steps of: receiving the synchronous data having different destinations, and classifying the received synchronous data according to the destinations of the synchronous data; adding a synchronous header to each of the synchronous data classified according to the destinations in order to insert synchronous information into each synchronous data; and adding an Ethernet header for Ethernet processing, thereby forming the synchronous packets.
    • 公开了一种在能够离散地发送同步数据和异步数据的住宅以太网系统中形成要发送的同步帧的方法,其中同步帧包括根据同步数据的目的地形成的同步分组。 该方法包括以下步骤:接收具有不同目的地的同步数据,并根据同步数据的目的地对接收到的同步数据进行分类; 向根据目的地分类的每个同步数据添加同步报头,以将同步信息插入到每个同步数据中; 并添加以太网报头进行以太网处理,从而形成同步数据包。