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    • 3. 发明授权
    • High power planar lightwave circuit optical Tx module and Tx/Rx module
    • 大功率平面光波电路光Tx模块和Tx / Rx模块
    • US07424180B2
    • 2008-09-09
    • US11451061
    • 2006-06-12
    • Sung Woong ParkDong Soo LeeBin Yeong YoonJong Deog KimMun Seob LeeYoung Tak Han
    • Sung Woong ParkDong Soo LeeBin Yeong YoonJong Deog KimMun Seob LeeYoung Tak Han
    • G02B6/12
    • G02B6/42H04B10/40
    • Provided are high power PLC optical Tx module and PLC optical Tx/Rx module. The PLC optical Tx/Rx module is located in an OLT of a PON system. The high power PLC optical Tx/Rx module includes a photodiode, a laser diode, an SOA, an optical coupler, and a PLC platform. The photodiode converts an input optical signal into an electrical signal, and the laser diode generates an optical signal of a predetermined wavelength. The SOA amplifies the optical signal generated by the laser diode, and the optical coupler couples optical signals, outputs the coupled signal to a splitter, divides an optical signal from the slitter, and outputs the divided signals to the photodiode. The PLC platform incorporates the photodiode, the laser diode, the SOA, and the optical coupler into one package to allow an optical signal to be output with high power.
    • 提供大功率PLC光Tx模块和PLC光Tx / Rx模块。 PLC光Tx / Rx模块位于PON系统的OLT中。 大功率PLC光Tx / Rx模块包括光电二极管,激光二极管,SOA,光耦合器和PLC平台。 光电二极管将输入光信号转换为电信号,激光二极管产生预定波长的光信号。 SOA放大由激光二极管产生的光信号,光耦合光信号,将耦合信号输出到分路器,将光信号与分路器分开,并将分频信号输出到光电二极管。 PLC平台将光电二极管,激光二极管,SOA和光耦合器集成到一个封装中,以允许以高功率输出光信号。
    • 4. 发明授权
    • TDMA passive optical network OLT system for broadcast service
    • TDMA无源光网络OLT系统广播业务
    • US07974290B2
    • 2011-07-05
    • US12832392
    • 2010-07-08
    • Bin Yeong YoonDong Soo LeeJong Deog KimSung Woong ParkMun Seob LeeBong Tae Kim
    • Bin Yeong YoonDong Soo LeeJong Deog KimSung Woong ParkMun Seob LeeBong Tae Kim
    • H04L12/28H04J14/08
    • H04J3/1694H04H20/69
    • Provided is a TDMA (time division multiple access) PON (passive optical network) OLT (optical line terminal) system for a broadcast service, including packet processor determining information according to types of frames (unicast, multicast, and broadcast frames) and a switch output port using header information (an IP address of a packet header, MAC (medium access control) addresses of Ethernet frames, and the like) of data received from an external node or the ONT (optical network terminal) and attaching the information to header parts of the frames to generate second data, a switch copying the second data by a predetermined number of times according to a transmission method and transmitting the second data to a corresponding destination output port according to the identification codes, M TDMA PON MAC processors removing the identification codes added to the second data and converting the second data into TDMA PON frames, and M optical transceivers converting the TDMA PON frames into optical signals and transmitting the optical signals to an ONT.
    • 提供了一种用于广播服务的TDMA(时分多址)PON(无线光网络)OLT(光线路终端)系统,包括根据帧类型(单播,多播和广播帧)的分组处理器确定信息和开关 输出端口使用从外部节点或ONT(光网络终端)接收的数据的头信息(分组报头的IP地址,以太网帧的MAC(介质访问控制)地址等),并将信息附加到报头 产生第二数据的帧的部分,根据发送方法将预定次数复制第二数据的开关,并根据识别码将第二数据发送到对应的目的地输出端口,M TDMA PON MAC处理器将 添加到第二数据并将第二数据转换成TDMA PON帧的识别码,以及转换TDMA PON帧int的M个光收发器 o光信号并将光信号传输到ONT。
    • 5. 发明授权
    • TDMA passive optical network OLT system for broadcast service
    • TDMA无源光网络OLT系统广播业务
    • US07760734B2
    • 2010-07-20
    • US11635182
    • 2006-12-07
    • Bin Yeong YoonDong Soo LeeJong Deog KimSung Woong ParkMun Seob LeeBong Tae Kim
    • Bin Yeong YoonDong Soo LeeJong Deog KimSung Woong ParkMun Seob LeeBong Tae Kim
    • H04L12/28H04J14/08
    • H04J3/1694H04H20/69
    • Provided is a TDMA (time division multiple access) PON (passive optical network) OLT (optical line terminal) system for a broadcast service, including packet processor determining information according to types of frames (unicast, multicast, and broadcast frames) and a switch output port using header information (an IP address of a packet header, MAC (medium access control) addresses of Ethernet frames, and the like) of data received from an external node or the ONT (optical network terminal) and attaching the information to header parts of the frames to generate second data, a switch copying the second data by a predetermined number of times according to a transmission method and transmitting the second data to a corresponding destination output port according to the identification codes, M TDMA PON MAC processors removing the identification codes added to the second data and converting the second data into TDMA PON frames, and M optical transceivers converting the TDMA PON frames into optical signals and transmitting the optical signals to an ONT.
    • 提供了一种用于广播服务的TDMA(时分多址)PON(无线光网络)OLT(光线路终端)系统,包括根据帧类型(单播,多播和广播帧)的分组处理器确定信息和开关 输出端口使用从外部节点或ONT(光网络终端)接收的数据的头信息(分组报头的IP地址,以太网帧的MAC(介质访问控制)地址等),并将信息附加到报头 产生第二数据的帧的部分,根据发送方法将预定次数复制第二数据的开关,并根据识别码将第二数据发送到对应的目的地输出端口,M TDMA PON MAC处理器将 添加到第二数据并将第二数据转换成TDMA PON帧的识别码,以及转换TDMA PON帧int的M个光收发器 o光信号并将光信号传输到ONT。