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1. 发明申请

US20140355987A1 METHOD AND DEVICE FOR TRANSMITTING OPTICAL SIGNALS 有权
标题翻译：用于发送光信号的方法和装置
公开(公告)号：US20140355987A1
公开(公告)日：2014-12-04
申请号：US14351660
申请日：2012-06-29
申请人： Songlin ZHU , Dan Geng , Zian He , Weiliang Zhang , Yongjia Yin , Yong Guo , Xingang Huang , Dezhi Zhang
发明人： Songlin ZHU , Dan Geng , Zian He , Weiliang Zhang , Yongjia Yin , Yong Guo , Xingang Huang , Dezhi Zhang
IPC分类号： H04J14/02 , H04B10/572
CPC分类号： H04J14/0224 , H04B10/2537 , H04B10/572
摘要： Disclosed are a method and device for transmitting optical signals. The method comprises: if there is Raman crosstalk between a first optical network system and a coexistence system, an upstream wavelength band of the first optical network system is set outside a range with an upstream wavelength band of the coexistence system being a center and with an impact intensity of the Raman crosstalk being a radius, and a downstream wavelength band of the first optical network system is set outside a range with the downstream wavelength band of the coexistence system being a center and with the impact intensity of the Raman crosstalk being a radius; and optical signals are transmitted by using the upstream wavelength band of the first optical network system and the downstream wavelength band of the first optical network system. The disclosure can avoid interference and improve signal quality.
摘要翻译：公开了用于发送光信号的方法和装置。该方法包括：如果在第一光网络系统和共存系统之间存在拉曼串扰，则将第一光网络系统的上行波段设置在共存系统的上行波段为中心的范围内，作为半径的拉曼串扰的冲击强度和第一光网络系统的下游波长带设定在共存系统的下游波长带为中心的范围内，拉曼串扰的冲击强度为半径 ; 并且通过使用第一光网络系统的上行波段和第一光网络系统的下行波段，发送光信号。本公开可以避免干扰并提高信号质量。

2. 发明授权

US09306700B2 Method and device for transmitting optical signals 有权
标题翻译：用于传输光信号的方法和装置
公开(公告)号：US09306700B2
公开(公告)日：2016-04-05
申请号：US14351660
申请日：2012-06-29
申请人： Songlin Zhu , Dan Geng , Zian He , Weiliang Zhang , Yongjia Yin , Yong Guo , Xingang Huang , Dezhi Zhang
发明人： Songlin Zhu , Dan Geng , Zian He , Weiliang Zhang , Yongjia Yin , Yong Guo , Xingang Huang , Dezhi Zhang
IPC分类号： H04B10/00 , H04J14/02 , H04B10/2537 , H04B10/572
CPC分类号： H04J14/0224 , H04B10/2537 , H04B10/572
摘要： Disclosed are a method and device for transmitting optical signals. The method comprises: if there is Raman crosstalk between a first optical network system and a coexistence system, an upstream wavelength band of the first optical network system is set outside a range with an upstream wavelength band of the coexistence system being a center and with an impact intensity of the Raman crosstalk being a radius, and a downstream wavelength band of the first optical network system is set outside a range with the downstream wavelength band of the coexistence system being a center and with the impact intensity of the Raman crosstalk being a radius; and optical signals are transmitted by using the upstream wavelength band of the first optical network system and the downstream wavelength band of the first optical network system. The disclosure can avoid interference and improve signal quality.
摘要翻译：公开了用于发送光信号的方法和装置。该方法包括：如果在第一光网络系统和共存系统之间存在拉曼串扰，则将第一光网络系统的上行波段设置在共存系统的上行波段为中心的范围内，作为半径的拉曼串扰的冲击强度和第一光网络系统的下游波长带设定在共存系统的下游波长带为中心的范围内，拉曼串扰的冲击强度为半径 ; 并且通过使用第一光网络系统的上行波段和第一光网络系统的下行波段，发送光信号。本公开可以避免干扰并提高信号质量。

3. 发明申请

US20120114333A1 Method and System for Quickly Updating Ranging Results of Optical Network Unit by Optical Line Terminal 有权
标题翻译：通过光线路终端快速更新光网络单元测距结果的方法和系统
公开(公告)号：US20120114333A1
公开(公告)日：2012-05-10
申请号：US13258378
申请日：2010-05-14
申请人： Dezhi Zhang , Weiliang Zhang , Liquan Yuan
发明人： Dezhi Zhang , Weiliang Zhang , Liquan Yuan
IPC分类号： H04J14/00
CPC分类号： H04Q11/0067 , H04J3/0682 , H04J3/14 , H04Q2011/0079
摘要： The disclosure provides a method for quickly updating ranging results of optical network units by an optical line terminal. The method comprises the following steps: an Optical Line Terminal (OLT) distributes an acquired ranging difference to all the Optical Network Units (ONUs); and the current ONU implements quick updating of the ranging result of the current ONU itself according to the acquired ranging difference. The disclosure also provides a system for quickly updating ranging results of ONUs by an OLT, wherein a distributing unit in the OLT is used for distributing an acquired ranging difference to all the ONUs; an updating unit in the ONU is used for implementing quick updating of ranging result of the current ONU itself according to the acquired ranging difference. the method and system of the disclosure can save the quantity of messages, enable quick switching in protection status, thus implementing protection switching efficiently.
摘要翻译：本发明提供一种用于通过光线路终端快速更新光网络单元的测距结果的方法。该方法包括以下步骤：光线路终端（OLT）将获取的测距差分布到所有光网络单元（ONU）; 目前的ONU根据获取的测距差异快速更新当前ONU本身的测距结果。本公开还提供了一种用于通过OLT快速更新ONU的测距结果的系统，其中OLT中的分配单元用于将所获取的测距差分布到所有ONU; ONU中的更新单元用于根据获取的测距差来实现当前ONU本身的测距结果的快速更新。本公开的方法和系统可以节省消息数量，实现快速切换保护状态，从而有效实现保护倒换。

4. 发明授权

US08934359B2 Method and passive optical network system for managing uplink burst overhead parameters 有权
标题翻译：用于管理上行链路突发开销参数的方法和无源光网络系统
公开(公告)号：US08934359B2
公开(公告)日：2015-01-13
申请号：US13257621
申请日：2010-06-10
申请人： Dezhi Zhang , Marek Hajduczenia , Liquan Yuan , Weiliang Zhang
发明人： Dezhi Zhang , Marek Hajduczenia , Liquan Yuan , Weiliang Zhang
IPC分类号： H04L12/44 , H04L12/28 , H04B10/079 , H04L12/54 , H04Q11/00
CPC分类号： H04L12/2861 , H04B10/0793 , H04L12/2885 , H04L47/70 , H04Q11/0066 , H04Q11/0067 , H04Q2011/0064 , H04Q2011/0084
摘要： A method for managing upstream burst overhead parameters includes: an Optical Line Terminal (OLT) or an Optical Network Unit (ONU) detects transmission quality of a downlink between the OLT and the ONU; the OLT or the ONU determines the upstream burst overhead parameters suitable for the ONU according to the transmission quality; and the ONU starts to use the upstream burst overhead parameters suitable for the ONU after the switching time determined by the ONU itself or indicated by the OLT. The present invention also provides an ONU and an OLT for managing the upstream burst overhead parameters. The present invention can improve the bandwidth utilization rate and decrease the complexity of indicating the upstream burst overhead parameters in PON system, so that the ONU and the OLT are enabled to flexibly and simply select the upstream burst overhead parameters.
摘要翻译：一种用于管理上行脉冲串开销参数的方法包括：光线路终端（OLT）或光网络单元（ONU）检测OLT与ONU之间的下行链路的传输质量; OLT或ONU根据传输质量确定适用于ONU的上行突发开销参数; 在ONU本身确定的切换时间或OLT指示的切换时间后，ONU开始使用适用于ONU的上行突发开销参数。本发明还提供一种用于管理上游突发开销参数的ONU和OLT。本发明可以提高PON系统中带宽利用率，降低指示上行突发开销参数的复杂度，使得ONU和OLT能够灵活简单地选择上行突发开销参数。

5. 发明授权

US09167323B2 Method and system for quickly updating ranging results of optical network unit by optical line terminal 有权
标题翻译：通过光线路终端快速更新光网络单元测距结果的方法和系统
公开(公告)号：US09167323B2
公开(公告)日：2015-10-20
申请号：US13258378
申请日：2010-05-14
申请人： Dezhi Zhang , Weiliang Zhang , Liquan Yuan
发明人： Dezhi Zhang , Weiliang Zhang , Liquan Yuan
IPC分类号： H04B10/00 , H04Q11/00 , H04J3/06 , H04J3/14
CPC分类号： H04Q11/0067 , H04J3/0682 , H04J3/14 , H04Q2011/0079
摘要： The disclosure provides a method for quickly updating ranging results of optical network units by an optical line terminal. The method comprises the following steps: an Optical Line Terminal (OLT) distributes an acquired ranging difference to all the Optical Network Units (ONUs); and the current ONU implements quick updating of the ranging result of the current ONU itself according to the acquired ranging difference. The disclosure also provides a system for quickly updating ranging results of ONUs by an OLT, wherein a distributing unit in the OLT is used for distributing an acquired ranging difference to all the ONUs; an updating unit in the ONU is used for implementing quick updating of ranging result of the current ONU itself according to the acquired ranging difference. the method and system of the disclosure can save the quantity of messages, enable quick switching in protection status, thus implementing protection switching efficiently.
摘要翻译：本发明提供一种用于通过光线路终端快速更新光网络单元的测距结果的方法。该方法包括以下步骤：光线路终端（OLT）将获取的测距差分布到所有光网络单元（ONU）; 目前的ONU根据获取的测距差异快速更新当前ONU本身的测距结果。本公开还提供了一种用于通过OLT快速更新ONU的测距结果的系统，其中OLT中的分配单元用于将所获取的测距差分布到所有ONU; ONU中的更新单元用于根据获取的测距差来实现当前ONU本身的测距结果的快速更新。本公开的方法和系统可以节省消息数量，实现快速切换保护状态，从而有效实现保护倒换。

6. 发明申请

US20120087649A1 Method and system for instructing enabling/disabling forward error correction coding function 审中-公开
标题翻译：用于指示启用/禁用前向纠错编码功能的方法和系统
公开(公告)号：US20120087649A1
公开(公告)日：2012-04-12
申请号：US13258371
申请日：2010-05-24
申请人： Dezhi Zhang , Weiliang Zhang , Liquan Yuan
发明人： Dezhi Zhang , Weiliang Zhang , Liquan Yuan
IPC分类号： H04B10/08 , H04L1/12
CPC分类号： H04L1/0009 , H04L1/0025 , H04L1/0028 , H04L1/0041 , H04Q11/0067 , H04Q2011/0079 , H04Q2011/0088
摘要： The present invention discloses a method for instructing enabling/disabling Forward Error Correction (FEC) function. The method comprises: presetting an instruction identifier of an FEC status; transmitting an instruction identifier of an FEC status of an Optical Network Unit (ONU) and the Identity (ID) of the ONU by an Optical Line Terminal (OLT), wherein the instruction identifier of the FEC status of the ONU is corresponding to the ID of the ONU; and enabling or disabling its own FEC function by the ONU according to the received instruction identifier corresponding to its own ID. The present invention also discloses a system for instructing enabling/disabling FEC function, which comprises an OLT and an ONU. The method and system of the present invention can solve the problem that the ONU cannot determine the instruction from the OLT due to an error code.
摘要翻译：本发明公开了一种用于指示启用/禁用前向纠错（FEC）功能的方法。该方法包括：预设FEC状态的指示标识符; 通过光线路终端（OLT）发送光网络单元（ONU）的FEC状态的指示标识符和ONU的标识（ID），其中，ONU的FEC状态的指示标识符对应于ID 的ONU; 以及根据与其自己的ID相对应的接收到的指令标识符，由ONU启用或禁用其自己的FEC功能。本发明还公开了一种用于指示启用/禁用FEC功能的系统，包括OLT和ONU。本发明的方法和系统可以解决ONU由于错误代码而无法确定来自OLT的指令的问题。

7. 发明申请

US20120213509A1 Method and Passive Optical Network System for Managing Uplink Burst Overhead Parameters 有权
标题翻译：用于管理上行链路突发间接参数的方法和被动光网络系统
公开(公告)号：US20120213509A1
公开(公告)日：2012-08-23
申请号：US13257621
申请日：2010-06-10
申请人： Dezhi Zhang , Marek Hajduczenia , Liquan Yuan , Weiliang Zhang
发明人： Dezhi Zhang , Marek Hajduczenia , Liquan Yuan , Weiliang Zhang
IPC分类号： H04B10/08
CPC分类号： H04L12/2861 , H04B10/0793 , H04L12/2885 , H04L47/70 , H04Q11/0066 , H04Q11/0067 , H04Q2011/0064 , H04Q2011/0084
摘要： A method for managing upstream burst overhead parameters includes: an Optical Line Terminal (OLT) or an Optical Network Unit (ONU) detects transmission quality of a downlink between the OLT and the ONU; the OLT or the ONU determines the upstream burst overhead parameters suitable for the ONU according to the transmission quality; and the ONU starts to use the upstream burst overhead parameters suitable for the ONU after the switching time determined by the ONU itself or indicated by the OLT. The present invention also provides an ONU and an OLT for managing the upstream burst overhead parameters. The present invention can improve the bandwidth utilization rate and decrease the complexity of indicating the upstream burst overhead parameters in PON system, so that the ONU and the OLT are enabled to flexibly and simply select the upstream burst overhead parameters.
摘要翻译：一种用于管理上行脉冲串开销参数的方法包括：光线路终端（OLT）或光网络单元（ONU）检测OLT与ONU之间的下行链路的传输质量; OLT或ONU根据传输质量确定适用于ONU的上行突发开销参数; 在ONU本身确定的切换时间或OLT指示的切换时间后，ONU开始使用适用于ONU的上行突发开销参数。本发明还提供一种用于管理上游突发开销参数的ONU和OLT。本发明可以提高PON系统中带宽利用率，降低指示上行突发开销参数的复杂度，使得ONU和OLT能够灵活简单地选择上行突发开销参数。

8. 外观设计

USD805108S1 Vacuum pump 有权
公开(公告)号：USD805108S1
公开(公告)日：2017-12-12
申请号：US29550392
申请日：2016-01-04
申请人： Dezhi Zhang
设计人： Dezhi Zhang

9. 发明授权

US08989580B2 Long-distance box and method for processing uplink and downlink light thereof 有权
标题翻译：用于处理其上行和下行光的长距离盒和方法
公开(公告)号：US08989580B2
公开(公告)日：2015-03-24
申请号：US13576180
申请日：2010-12-02
申请人： Jidong Xu , Dezhi Zhang
发明人： Jidong Xu , Dezhi Zhang
IPC分类号： H04J14/00 , H04B10/25 , H04J14/02 , H04Q11/00
CPC分类号： H04B10/2503 , H04J14/0246 , H04J14/0247 , H04J14/025 , H04J14/0252 , H04J14/0282 , H04Q11/0067 , H04Q2011/0073
摘要： The disclosure provides a long-distance box and a method for processing uplink light and downlink light of the long-distance box, uplink light and downlink light from different Passive Optical Network (PON) systems are split, the uplink light from the different PON systems is transmitted through a first optical path, and the downlink light from the different PON systems is transmitted through a second optical path; wherein the uplink light from the different PON systems is amplified by an Optical Amplifier (OA) and then output to Optical Line Terminals (OLT) of respective systems; the downlink light from different PON systems with the different wavelengths is transmitted through different optical sub-paths of the second optical path according to the wavelengths of the downlink light, and the downlink light is amplified by different Optical-Electrical-Optical (OEO) conversion devices on the different optical sub-paths and then output to Optical Network Units (ONUs) of the respective systems. The disclosure applies a hybrid long-distance box combining OEO and OA technologies to process a point-to-multipoint fiber access of a coexisting PON system, integrates advantages of both OA and OEO, and has high reliability, such that both uplink light and downlink light from different PON systems are amplified effectively.
摘要翻译：本发明提供了一种长距离盒和一种用于处理长距离盒的上行光和下行光的方法，来自不同被动光网络（PON）系统的上行光和下行光分离，来自不同PON系统的上行光通过第一光路传输，并且来自不同PON系统的下行光通过第二光路传输; 其中来自不同PON系统的上行光被光放大器（OA）放大，然后输出到相应系统的光线路终端（OLT）; 来自不同PON系统的不同波长的下行光根据下行光的波长通过第二光路的不同光子路径传输，下行光被不同的光电 - 光（OEO）转换放大设备在不同的光子路径上，然后输出到相应系统的光网络单元（ONU）。本公开采用结合OEO和OA技术的混合式长距离箱，处理共存PON系统的点对多点光纤接入，整合了OA和OEO的优点，具有高可靠性，使得上行链路光和下行链路来自不同PON系统的光被有效地放大。

10. 发明申请

US20120308006A1 Method and Device for Encrypting Multicast Service in Passive Optical Network System 有权
标题翻译：在被动光网络系统中加密组播服务的方法和装置
公开(公告)号：US20120308006A1
公开(公告)日：2012-12-06
申请号：US13257731
申请日：2010-11-10
申请人： Dezhi Zhang , Liquan Yuan
发明人： Dezhi Zhang , Liquan Yuan
IPC分类号： H04L9/30
CPC分类号： H04Q11/0062 , H04J14/0238 , H04L9/0891 , H04Q2011/0088
摘要： A method for encrypting multicast services in a passive optical network system is provided in the present invention, and the method includes: an Optical Line Terminal (OLT) generating a public key, and using the public key to encrypt the multicast service data in a bearer channel and then transmitting the encrypted data, the multicast service data in the same one bearer channel being encrypted using the same public key; and said OLT sending the public key, which is used to encrypt the multicast service data, via a management control channel to an Optical Network Unit (ONU) which is activated successfully and requests to receive said multicast service data. A device for encrypting multicast services in a passive optical network system is also provided in the present invention.
摘要翻译：本发明提供了一种在无源光网络系统中加密组播业务的方法，该方法包括：生成公开密钥的光线路终端（OLT），使用公钥加密承载中的组播业务数据然后发送加密数据，使用相同公钥加密的同一个承载信道中的组播业务数据; 并且所述OLT经由管理控制信道将用于加密多播服务数据的公钥发送到成功激活的光网络单元（ONU），并请求接收所述多播服务数据。本发明还提供了一种在无源光网络系统中加密组播业务的装置。

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