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1. 发明申请

US20050147412A1 Bi-directional wavelength division multiplexing self-healing passive optical network 有权
标题翻译：双向波分复用自愈无源光网络
公开(公告)号：US20050147412A1
公开(公告)日：2005-07-07
申请号：US10918279
申请日：2004-08-13
申请人： Sung-Bum Park , In-Kwon Kang , Seong-Taek Hwang , Jae-Hoon Lee
发明人： Sung-Bum Park , In-Kwon Kang , Seong-Taek Hwang , Jae-Hoon Lee
IPC分类号： H04L12/44 , H04B10/00 , H04B10/03 , H04B10/032 , H04B10/07 , H04B10/071 , H04B10/077 , H04B10/27 , H04B10/272 , H04J14/00 , H04J14/02
CPC分类号： H04J14/0294 , H04J14/0226 , H04J14/0227 , H04J14/0246 , H04J14/025 , H04J14/0282
摘要： Disclosed is a bi-directional wavelength division multiplexing self-healing passive optical network including: a central office for multiplexing and transmitting downstream optical signals to a first and a second main fiber; a remote node connected to the central office through the first and the second main fiber, for transmitting multiple pairs of the downstream optical signals, which are obtained by demultiplexing one inputted pair of the multiplexed downstream optical signals according to wavelengths, to corresponding pairs of distribution fibers; and a plurality of optical network units connected to the remote node through the multiple pairs of distribution fibers, each of the optical network units being selectively connected to one corresponding pair of the distribution fibers, for receiving a corresponding downstream optical signal from the selected distribution fiber.
摘要翻译：公开了一种双向波分复用自愈无源光网络，包括：中心局，用于将下行光信号复用并发送到第一和第二主光纤; 通过第一和第二主光纤连接到中心局的远程节点，用于发送多对下行光信号，这些下行光信号是通过根据波长将一个输入的多路复用的下行光信号的一对解复用到相应的分布对纤维; 以及多个光网络单元，通过多对分配光纤连接到远程节点，每个光网络单元选择性地连接到一对相应的分配光纤，用于从所选分配光纤接收相应的下行光信号。

2. 发明授权

US07174102B2 Bi-directional wavelength division multiplexing self-healing passive optical network 有权
标题翻译：双向波分复用自愈无源光网络
公开(公告)号：US07174102B2
公开(公告)日：2007-02-06
申请号：US10918279
申请日：2004-08-13
申请人： Sung-Bum Park , In-Kwon Kang , Seong-Taek Hwang , Jae-Hoon Lee
发明人： Sung-Bum Park , In-Kwon Kang , Seong-Taek Hwang , Jae-Hoon Lee
IPC分类号： H04J14/00
CPC分类号： H04J14/0294 , H04J14/0226 , H04J14/0227 , H04J14/0246 , H04J14/025 , H04J14/0282
摘要： Disclosed is a bi-directional wavelength division multiplexing self-healing passive optical network including: a central office for multiplexing and transmitting downstream optical signals to a first and a second main fiber; a remote node connected to the central office through the first and the second main fiber, for transmitting multiple pairs of the downstream optical signals, which are obtained by demultiplexing one inputted pair of the multiplexed downstream optical signals according to wavelengths, to corresponding pairs of distribution fibers; and a plurality of optical network units connected to the remote node through the multiple pairs of distribution fibers, each of the optical network units being selectively connected to one corresponding pair of the distribution fibers, for receiving a corresponding downstream optical signal from the selected distribution fiber.
摘要翻译：公开了一种双向波分复用自愈无源光网络，包括：中心局，用于将下行光信号复用并发送到第一和第二主光纤; 通过第一和第二主光纤连接到中心局的远程节点，用于发送多对下行光信号，这些下行光信号是通过根据波长将一个输入的多路复用的下行光信号的一对解复用到相应的分布对纤维; 以及多个光网络单元，通过多对分配光纤连接到远程节点，每个光网络单元选择性地连接到一对相应的分配光纤，用于从所选分配光纤接收相应的下行光信号。

3. 发明授权

US07310481B2 WDM-PON having bus structure 有权
标题翻译：具有总线结构的WDM-PON
公开(公告)号：US07310481B2
公开(公告)日：2007-12-18
申请号：US10854348
申请日：2004-05-26
申请人： Sung-Bum Park , Seong-Taek Hwang , In-Kwon Kang
发明人： Sung-Bum Park , Seong-Taek Hwang , In-Kwon Kang
IPC分类号： H04J14/00
CPC分类号： H04J14/028 , H04J14/0216 , H04J14/0226 , H04J14/0227 , H04J14/0246 , H04J14/025
摘要： Disclosure is a wavelength division multiplexed-passive optical network having a bus structure capable of connecting one central office to a plurality of remote nodes through one optical fiber. The wavelength division multiplexed-passive optical network (WDM-PON) having a bus structure includes a central office for downwardly transferring downstream optical signals having different wavelengths through a feeder fiber and for receiving upstream optical signals upwardly transferred through the feeder fiber; a plurality of remote nodes including at least a first remote node connected to the central office through the feeder fiber and a second remote node connected to the first remote node through the feeder fiber, dropping optical signals having corresponding wavelengths from among downwardly-transferred optical signals from the central office to at least one subscriber unit connected to each of the remote nodes, and adding the upstream optical signals, which are upwardly transferred from each subscriber unit, so as to upwardly transfer the upstream optical signals to the central office; and at least one subscriber unit for receiving the optical signals having the corresponding wavelengths dropped from each of the remote nodes and for upwardly transferring the upstream optical signals having different wavelengths through each of the remote nodes.
摘要翻译：公开是具有能够通过一根光纤将一个中心局连接到多个远程节点的总线结构的波分复用无源光网络。具有总线结构的波分多路复用无源光网络（WDM-PON）包括：中心局，用于通过馈线光纤向下传输具有不同波长的下行光信号，并用于接收通过馈线光纤向上传输的上行光信号; 多个远程节点，包括至少通过馈线光纤连接到中心局的第一远程节点和通过馈线光纤连接到第一远程节点的第二远程节点，从向下传送的光信号中丢弃具有相应波长的光信号从中心局到至少一个连接到每个远程节点的用户单元，并且添加从每个用户单元向上传送的上游光信号，以向上传送上游光信号到中心局; 以及至少一个用户单元，用于接收具有从每个远程节点丢弃的相应波长的光信号，并且用于通过每个远程节点向上传送具有不同波长的上行光信号。

4. 发明申请

US20050117903A1 WDM-PON having bus structure 有权
标题翻译：具有总线结构的WDM-PON
公开(公告)号：US20050117903A1
公开(公告)日：2005-06-02
申请号：US10854348
申请日：2004-05-26
申请人： Sung-Bum Park , Seong-Taek Hwang , In-Kwon Kang
发明人： Sung-Bum Park , Seong-Taek Hwang , In-Kwon Kang
IPC分类号： H04B10/20 , H04J14/00 , H04J14/02
CPC分类号： H04J14/028 , H04J14/0216 , H04J14/0226 , H04J14/0227 , H04J14/0246 , H04J14/025
摘要： Disclosure is a wavelength division multiplexed-passive optical network having a bus structure capable of connecting one central office to a plurality of remote nodes through one optical fiber. The wavelength division multiplexed-passive optical network (WDM-PON) having a bus structure includes a central office for downwardly transferring downstream optical signals having different wavelengths through a feeder fiber and for receiving upstream optical signals upwardly transferred through the feeder fiber; a plurality of remote nodes including at least a first remote node connected to the central office through the feeder fiber and a second remote node connected to the first remote node through the feeder fiber, dropping optical signals having corresponding wavelengths from among downwardly-transferred optical signals from the central office to at least one subscriber unit connected to each of the remote nodes, and adding the upstream optical signals, which are upwardly transferred from each subscriber unit, so as to upwardly transfer the upstream optical signals to the central office; and at least one subscriber unit for receiving the optical signals having the corresponding wavelengths dropped from each of the remote nodes and for upwardly transferring the upstream optical signals having different wavelengths through each of the remote nodes.
摘要翻译：公开是具有能够通过一根光纤将一个中心局连接到多个远程节点的总线结构的波分复用无源光网络。具有总线结构的波分多路复用无源光网络（WDM-PON）包括：中心局，用于通过馈线光纤向下传输具有不同波长的下行光信号，并用于接收通过馈线光纤向上传输的上行光信号; 多个远程节点，包括至少通过馈线光纤连接到中心局的第一远程节点和通过馈线光纤连接到第一远程节点的第二远程节点，从向下传送的光信号中丢弃具有相应波长的光信号从中心局到至少一个连接到每个远程节点的用户单元，并且添加从每个用户单元向上传送的上游光信号，以向上传送上游光信号到中心局; 以及至少一个用户单元，用于接收具有从每个远程节点丢弃的相应波长的光信号，并且用于通过每个远程节点向上传送具有不同波长的上行光信号。

5. 发明申请

US20060029393A1 Wideband optical module and PON using the same 有权
标题翻译：宽带光模块和PON使用相同
公开(公告)号：US20060029393A1
公开(公告)日：2006-02-09
申请号：US11143238
申请日：2005-06-02
申请人： Jae-Hoon Lee , Sung-Bum Park , Yun-Je Oh , Seong-Taek Hwang , Hyun-Soo Kim
发明人： Jae-Hoon Lee , Sung-Bum Park , Yun-Je Oh , Seong-Taek Hwang , Hyun-Soo Kim
IPC分类号： H04J14/00
CPC分类号： H04J14/02 , H04B10/296 , H04B10/2972
摘要： A wideband optical module includes a downward wideband light source for generating downward light, an upward wideband light source for generating upward light, a first circulator including a first to a third port for outputting multiplexed downward optical signals to the second port and for outputting multiplexed upward optical signals to the first port, a second circulator including a first to a third port for outputting multiplexed upward optical signals to the second port and for outputting multiplexed downward optical signals to the first port, a first optical coupler connected to the third port of the first circulator and the second port of the second circulator for outputting the downward light to the third port of the first circulator, and a second optical coupler connected to the second port of the first circulator and the third port of the second circulator for outputting the upward light to the third port of the second circulator.
摘要翻译：宽带光模块包括用于产生向下的光的向下宽带光源，用于产生向上光的向上宽带光源，包括第一至第三端口的第一循环器，用于将多路复用的下行光信号输出到第二端口并用于输出多路复用光信号到第一端口，第二循环器，包括第一至第三端口，用于将多路复用的上行光信号输出到第二端口，并将多路复用的下行光信号输出到第一端口;第一光耦合器，连接到第一端口的第三端口第一循环器和第二循环器的第二端口，用于将向下的光输出到第一循环器的第三端口;以及第二光耦合器，连接到第一循环器的第二端口和第二循环器的第三端口，用于输出向上光到第二个循环器的第三个端口。

6. 发明授权

US07280719B2 Wideband optical module and PON using the same 有权
标题翻译：宽带光模块和PON使用相同
公开(公告)号：US07280719B2
公开(公告)日：2007-10-09
申请号：US11143238
申请日：2005-06-02
申请人： Jae-Hoon Lee , Sung-Bum Park , Yun-Je Oh , Seong-Taek Hwang , Hyun-Soo Kim
发明人： Jae-Hoon Lee , Sung-Bum Park , Yun-Je Oh , Seong-Taek Hwang , Hyun-Soo Kim
IPC分类号： G02B6/28
CPC分类号： H04J14/02 , H04B10/296 , H04B10/2972
摘要： A wideband optical module includes a downward wideband light source for generating downward light, an upward wideband light source for generating upward light, a first circulator including a first to a third port for outputting multiplexed downward optical signals to the second port and for outputting multiplexed upward optical signals to the first port, a second circulator including a first to a third port for outputting multiplexed upward optical signals to the second port and for outputting multiplexed downward optical signals to the first port, a first optical coupler connected to the third port of the first circulator and the second port of the second circulator for outputting the downward light to the third port of the first circulator, and a second optical coupler connected to the second port of the first circulator and the third port of the second circulator for outputting the upward light to the third port of the second circulator.
摘要翻译：宽带光模块包括用于产生向下的光的向下宽带光源，用于产生向上光的向上宽带光源，包括第一至第三端口的第一循环器，用于将多路复用的下行光信号输出到第二端口并用于输出多路复用光信号到第一端口，第二循环器，包括第一至第三端口，用于将多路复用的上行光信号输出到第二端口，并将多路复用的下行光信号输出到第一端口;第一光耦合器，连接到第一端口的第三端口第一循环器和第二循环器的第二端口，用于将向下的光输出到第一循环器的第三端口;以及第二光耦合器，连接到第一循环器的第二端口和第二循环器的第三端口，用于输出向上光到第二个循环器的第三个端口。

7. 发明申请

US20050069331A1 Return-to-zero optical transmission device 审中-公开
标题翻译：归零光传输设备
公开(公告)号：US20050069331A1
公开(公告)日：2005-03-31
申请号：US10833850
申请日：2004-04-28
申请人： Jae-Hoon Lee , Seong-Taek Hwang , Sung-Bum Park , Ji-Chai Jeong
发明人： Jae-Hoon Lee , Seong-Taek Hwang , Sung-Bum Park , Ji-Chai Jeong
IPC分类号： G02F1/33 , H04B10/04 , H04B10/155
CPC分类号： H04B10/505 , H04B10/5055 , H04B10/508
摘要： Disclosed is a return-to-zero (RZ) optical transmission device. A light source outputs a carrier wave. A precoder encodes an inputted non-return-to-zero (NRZ) electrical signal. A delay element delays the encoded signal. A Mach-Zehnder interferometer modulator has two electrodes. The Mach-Zehnder interferometer modulator configured to modulate phase and intensity of the carrier wave using respective output signals of the precoder the delay element applied, and output an RZ optical signal.
摘要翻译：公开了一种归零（RZ）光传输装置。光源输出载波。预编码器对输入的不归零（NRZ）电信号进行编码。延迟元件延迟编码信号。马赫 - 曾德干涉仪调制器有两个电极。马赫 - 策德尔干涉仪调制器被配置为使用预编码器的各个输出信号来调制载波的相位和强度，并且输出RZ光信号。

8. 发明申请

US20050135810A1 Self-healing passive optical network 失效
标题翻译：自愈无源光网络
公开(公告)号：US20050135810A1
公开(公告)日：2005-06-23
申请号：US10901274
申请日：2004-07-28
申请人： Hyun-Soo Kim , In-Kwon Kang , Sung-Bum Park , Jae-Hoon Lee
发明人： Hyun-Soo Kim , In-Kwon Kang , Sung-Bum Park , Jae-Hoon Lee
IPC分类号： H04B10/07 , H04B10/035 , H04B10/038 , H04B10/077 , H04B10/27 , H04B10/272 , H04J14/02 , H04L12/28 , H04L12/70 , H04W8/26 , H04W40/34 , H04W84/12 , H04J14/00
CPC分类号： H04J14/0295 , H04J14/0226 , H04J14/0227 , H04J14/0246 , H04J14/025 , H04J14/0282 , H04J14/0293
摘要： A self-healing passive optical network is disclosed. The network includes a central office and a remote node connected to the central office through a main optical fiber. The remote node transmits one portion of power of the upstream optical signal, which has been input from each of the optical network units, to the central office, and returning a remaining portion of the power of the upstream optical signal to the optical network unit. The network also includes a plurality of optical network units connected to the remote node through a plurality of distribution optical fibers. Each of the optical network units transmits an upstream optical signal to the remote node through the directly connected distribution optical fiber, and detects abnormality occurrences from a state of the upstream optical signal returning from the remote node.
摘要翻译：公开了一种自愈无源光网络。该网络包括通过主光纤连接到中心局的中心局和远程节点。远程节点将已经从每个光网络单元输入的上游光信号的一部分功率发送到中心局，并将上游光信号的剩余部分的功率返回到光网络单元。网络还包括通过多个分配光纤连接到远程节点的多个光网络单元。每个光网络单元通过直接连接的分配光纤将上行光信号发送到远程节点，并且从从远程节点返回的上行光信号的状态来检测异常发生。

9. 发明授权

US07359637B2 Self-healing passive optical network 失效
标题翻译：自愈无源光网络
公开(公告)号：US07359637B2
公开(公告)日：2008-04-15
申请号：US10901274
申请日：2004-07-28
申请人： Hyun-Soo Kim , In-Kwon Kang , Sung-Bum Park , Jae-Hoon Lee
发明人： Hyun-Soo Kim , In-Kwon Kang , Sung-Bum Park , Jae-Hoon Lee
IPC分类号： H04J14/00
CPC分类号： H04J14/0295 , H04J14/0226 , H04J14/0227 , H04J14/0246 , H04J14/025 , H04J14/0282 , H04J14/0293
摘要： A self-healing passive optical network is disclosed. The network includes a central office and a remote node connected to the central office through a main optical fiber. The remote node transmits one portion of power of the upstream optical signal, which has been input from each of the optical network units, to the central office, and returning a remaining portion of the power of the upstream optical signal to the optical network unit. The network also includes a plurality of optical network units connected to the remote node through a plurality of distribution optical fibers. Each of the optical network units transmits an upstream optical signal to the remote node through the directly connected distribution optical fiber, and detects abnormality occurrences from a state of the upstream optical signal returning from the remote node.
摘要翻译：公开了一种自愈无源光网络。该网络包括通过主光纤连接到中心局的中心局和远程节点。远程节点将已经从每个光网络单元输入的上游光信号的一部分功率发送到中心局，并将上游光信号的剩余部分的功率返回到光网络单元。网络还包括通过多个分配光纤连接到远程节点的多个光网络单元。每个光网络单元通过直接连接的分配光纤将上行光信号发送到远程节点，并且从从远程节点返回的上行光信号的状态来检测异常发生。

10. 发明申请

US20060250681A1 Inter-network optical fiber sharing system 审中-公开
标题翻译：网络间光纤共享系统
公开(公告)号：US20060250681A1
公开(公告)日：2006-11-09
申请号：US11407486
申请日：2006-04-20
申请人： Sung-Bum Park , Due-Kwang Jung , Seong-Taek Hwang
发明人： Sung-Bum Park , Due-Kwang Jung , Seong-Taek Hwang
IPC分类号： H01S3/00
CPC分类号： H04J14/0226 , H04B10/032 , H04J14/0227 , H04J14/0246 , H04J14/025 , H04J14/0282 , H04J14/0291
摘要： Disclosed is an inter-network optical fiber system comprising: a first optical switching part connected to a first feeder fiber, to connect a first central office to a second feeder fiber of a second central office through a second optical switching part when no upstream optical signal having a first upstream wavelength bandwidth is received from the first feeder fiber, and the second optical switching part connected to the second feeder fiber connects the second central office to the first feeder fiber through the first optical switching part when no upstream optical signal having a second upstream wavelength bandwidth is received from the second feeder fiber.
摘要翻译：公开了一种网络间光纤系统，包括：第一光交换部分，连接到第一馈送光纤，当没有上行光信号时，通过第二光切换部分将第一中心局连接到第二中心局的第二馈送光纤从第一馈电光纤接收具有第一上行波长带宽的光，并且连接到第二馈电光纤的第二光切换部分，当没有上行光信号具有第二上行光信号时，通过第一光切换部分将第二中心局连接到第一馈电光纤从第二馈送光纤接收上行波长带宽。

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