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    • 1. 发明申请
    • Method and Device for Removing Narrow Band Interference in Spreading Frequency System
    • 用于消除扩频系统中窄带干扰的方法和装置
    • US20080304553A1
    • 2008-12-11
    • US12096160
    • 2005-12-07
    • Meng ZhaoJiying XiangChunbo Yao
    • Meng ZhaoJiying XiangChunbo Yao
    • H04B1/707
    • H04B1/7102
    • A method and device for eliminating narrow-band interference in spread spectrum system, wherein the method comprises the steps of: extracting N sampling points of the data to perform frequency spectrum transform each time and obtaining N points of data; getting the energy sum of individual data after M times of transform, obtaining N energy values, in which M≧1; removing partial excessive large values from N energy values and averaging the rest, then calculating the threshold value for interference determination based on the average value; obtaining the identification information of the points that have energy values exceeding the threshold value from N energy values and performing interference suppression for the data of corresponding points after frequency spectrum transform and finally outputting the data after frequency spectrum inverse transform. The device comprises a frequency spectrum transform unit, an interference elimination unit, an interference elimination control unit and a frequency spectrum inverse transform unit. The present invention could exactly distinguish interference data from non-interference data and effectively suppress narrow-band interference.
    • 一种用于消除扩频系统中的窄带干扰的方法和装置,其中该方法包括以下步骤:提取数据的N个采样点,以便每次执行频谱变换并获得N个数据点; 在M次变换后得到单个数据的能量和,获得N个能量值,其中M> = 1; 从N个能量值去除部分过大的值,对其余值进行平均,然后根据平均值计算干扰确定的阈值; 从N个能量值获得能量值超过阈值的点的识别信息,对频谱变换后的对应点的数据进行干扰抑制,最后在频谱逆变换后输出数据。 该装置包括频谱变换单元,干扰消除单元,干扰消除控制单元和频谱逆变换单元。 本发明可以将干扰数据与非干扰数据精确区分开来,有效抑制窄带干扰。
    • 2. 发明申请
    • METHOD, SYSTEM AND ACCESS SERVICE ROUTER FOR IMPLEMENTING MULTICAST SERVICE
    • 用于实施多媒体服务的方法,系统和访问服务路由器
    • US20120177040A1
    • 2012-07-12
    • US13395685
    • 2010-08-20
    • Chunbo YaoBing Huang
    • Chunbo YaoBing Huang
    • H04L12/56
    • H04L12/185H04L45/16H04L61/103H04L61/2084H04L61/2521
    • A method for implementing multicast service is disclosed, comprising: a multicast source sending a multicast service packet of which a destination address is configured to be a Group Access Identity (GAID) assigned to the multicast source; an Access Service Router (ASR) to which the multicast source belongs searching for a corresponding Group Router Identity (GRID) in the established GAID-GRID mapping table according to the GAID, and sending the multicast service packet to a General Switch Router (GSR); the GSR searching for a corresponding multicast tree according to the GRID of the multicast service packet, and sending the multicast service packet to the ASR in the service area; the ASR in the service area searching for a corresponding GAID in the established GAID-GRID mapping table according to the GRID, and sending the multicast service packet to the terminal under the ASR in the service area.
    • 公开了一种实现多播服务的方法,包括:发送目的地地址被配置为分配给组播源的组接入标识(GAID)的组播服务分组的组播源; 根据GAID,组播源所属的接入业务路由器(ASR)在建立的GAID-GRID映射表中搜索相应的组路由器标识(GRID),并将组播服务分组发送到通用交换路由器(GSR) ; GSR根据组播业务报文的GRID寻找相应的组播树,并将组播业务报文发送到业务区内的ASR; 服务区域中的ASR根据GRID在已建立的GAID-GRID映射表中搜索相应的GAID,并且将服务区域中的ASR下的终端发送组播业务报文。
    • 3. 发明申请
    • Method and Apparatus For Eliminating Narrow Band Interference By Means of Windowing Processing in Spread Spectrum System
    • 通过扩频系统中的窗口处理消除窄带干扰的方法和装置
    • US20080279256A1
    • 2008-11-13
    • US12096051
    • 2005-12-16
    • Meng ZhaoJiying XiangChunbo Yao
    • Meng ZhaoJiying XiangChunbo Yao
    • H04B1/69
    • H04B1/7102
    • A device and method for eliminating narrow-band interference by way of windowing in a spread spectrum system, wherein the device comprises of a frequency spectrum transform unit, an interference elimination unit, an interference elimination control unit and a frequency spectrum inverse transform unit. Said method comprises the following steps: extracting N sampling points of data to perform frequency spectrum transform each time and obtaining N points of data; then updating control information, comparing the energy values of the N points with the threshold within the set time period to determine the number of narrow-band interference as well as the width and location of the interference; then determining the corresponding frequency domain adjusting window based on the width and location of the narrow band interference, obtaining the points within the window and the adjusted values of those points; with regard to the transformed N points during interference elimination process, setting the energy values of the points within the window during the current time period and the last period as the corresponding adjusted values, and then outputting the points after frequency spectrum inverse transform. The present invention can reduce adverse impacts of spectrum leakage on the capability for suppressing narrow-band interference.
    • 一种用于在扩频系统中通过窗口消除窄带干扰的装置和方法,其中该装置包括频谱变换单元,干扰消除单元,干扰消除控制单元和频谱逆变换单元。 所述方法包括以下步骤:提取N个数据采样点,每次执行频谱变换,获得N个数据点; 然后更新控制信息,在设定的时间段内比较N点的能量值与阈值,以确定窄带干扰的数量以及干扰的宽度和位置; 然后基于窄带干扰的宽度和位置确定相应的频域调整窗口,获得窗口内的点和这些点的调整值; 关于干扰消除处理过程中的变换后的N点,将当前时间段内的窗口内的点的能量值设定为相应的调整值,然后在频谱逆变换后输出点。 本发明可以减少频谱泄漏对抑制窄带干扰能力的不良影响。
    • 4. 发明授权
    • Method for anonymous communication, method for registration, method and system for transmitting and receiving information
    • 匿名通信方法,注册方法,收发信息的方法和系统
    • US09143483B2
    • 2015-09-22
    • US13501135
    • 2010-08-26
    • Qiang WuBing HuangChunbo Yao
    • Qiang WuBing HuangChunbo Yao
    • H04L29/06H04W12/02H04W12/06
    • H04L63/0407H04L63/0421H04L63/08H04W12/02H04W12/06
    • A method and a system for anonymous communication are disclosed in the present invention, which are applied in an architecture network with Identification (ID) identifier and locator separation. The method includes: after receiving an anonymous communication request initiated by a terminal, the network allocating an anonymous ID identifier to the terminal, and recording a state of the terminal as an anonymous communication state; when the terminal is in the anonymous communication state, an access gateway device where the terminal is located replacing a source access identifier in data message transmitted by the terminal with the anonymous ID identifier while receiving the data message; and replacing an anonymous ID identifier in data message transmitted to the terminal with the access identifier of the terminal while receiving the data message transmitted to the terminal.
    • 在本发明中公开了一种用于匿名通信的方法和系统,其应用于具有识别(ID)标识符和定位器分离的架构网络中。 该方法包括:在接收到由终端发起的匿名通信请求之后,网络向终端分配匿名ID标识符,并将终端的状态记录为匿名通信状态; 当所述终端处于所述匿名通信状态时,所述终端所在的接入网关设备,在接收到所述数据消息的同时,将所述终端发送的数据消息中的源接入标识符替换为所述匿名ID标识符; 以及在发送到终端的数据消息的同时,使用终端的接入标识替换发送到终端的数据消息中的匿名ID标识符。
    • 5. 发明授权
    • Method, system and access service router for implementing multicast service
    • 用于实现组播业务的方法,系统和接入业务路由器
    • US08913614B2
    • 2014-12-16
    • US13395685
    • 2010-08-20
    • Chunbo YaoBing Huang
    • Chunbo YaoBing Huang
    • H04L12/28H04L12/18H04L29/12H04L12/761
    • H04L12/185H04L45/16H04L61/103H04L61/2084H04L61/2521
    • A method for implementing multicast service is disclosed, comprising: a multicast source sending a multicast service packet of which a destination address is configured to be a Group Access Identity (GAID) assigned to the multicast source; an Access Service Router (ASR) to which the multicast source belongs searching for a corresponding Group Router Identity (GRID) in the established GAID-GRID mapping table according to the GAID, and sending the multicast service packet to a General Switch Router (GSR); the GSR searching for a corresponding multicast tree according to the GRID of the multicast service packet, and sending the multicast service packet to the ASR in the service area; the ASR in the service area searching for a corresponding GAID in the established GAID-GRID mapping table according to the GRID, and sending the multicast service packet to the terminal under the ASR in the service area.
    • 公开了一种实现多播服务的方法,包括:发送目的地地址被配置为分配给组播源的组接入标识(GAID)的组播服务分组的组播源; 根据GAID,组播源所属的接入业务路由器(ASR)在建立的GAID-GRID映射表中搜索相应的组路由器标识(GRID),并将组播服务分组发送到通用交换路由器(GSR) ; GSR根据组播业务报文的GRID寻找相应的组播树,并将组播业务报文发送到业务区内的ASR; 服务区域中的ASR根据GRID在已建立的GAID-GRID映射表中搜索相应的GAID,并且将服务区域中的ASR下的终端发送组播业务报文。
    • 6. 发明申请
    • METHOD FOR ANONYMOUS COMMUNICATION, METHOD FOR REGISTRATION, METHOD AND SYSTEM FOR TRANSMITTING AND RECEIVING INFORMATION
    • 非正式通信方法,注册方法,发送和接收信息的方法和系统
    • US20120203856A1
    • 2012-08-09
    • US13501135
    • 2010-08-26
    • Qiang WuBing HuangChunbo Yao
    • Qiang WuBing HuangChunbo Yao
    • G06F15/16G06F15/173
    • H04L63/0407H04L63/0421H04L63/08H04W12/02H04W12/06
    • A method and a system for anonymous communication are disclosed in the present invention, which are applied in an architecture network with Identification (ID) identifier and locator separation. The method includes: after receiving an anonymous communication request initiated by a terminal, the network allocating an anonymous ID identifier to the terminal, and recording a state of the terminal as an anonymous communication state; when the terminal is in the anonymous communication state, an access gateway device where the terminal is located replacing a source access identifier in data message transmitted by the terminal with the anonymous ID identifier while receiving the data message; and replacing an anonymous ID identifier in data message transmitted to the terminal with the access identifier of the terminal while receiving the data message transmitted to the terminal.
    • 在本发明中公开了一种用于匿名通信的方法和系统,其应用于具有识别(ID)标识符和定位器分离的架构网络中。 该方法包括:在接收到由终端发起的匿名通信请求之后,网络向终端分配匿名ID标识符,并将终端的状态记录为匿名通信状态; 当所述终端处于所述匿名通信状态时,所述终端所在的接入网关设备,在接收到所述数据消息的同时,将所述终端发送的数据消息中的源接入标识符替换为所述匿名ID标识符; 以及在发送到终端的数据消息的同时,使用终端的接入标识替换发送到终端的数据消息中的匿名ID标识符。
    • 7. 发明授权
    • Method and apparatus for eliminating narrow band interference by means of windowing processing in spread spectrum system
    • 通过扩频系统中的加窗处理来消除窄带干扰的方法和装置
    • US08068531B2
    • 2011-11-29
    • US12096051
    • 2005-12-16
    • Meng ZhaoJiying XiangChunbo Yao
    • Meng ZhaoJiying XiangChunbo Yao
    • H04B1/00
    • H04B1/7102
    • A device and method for eliminating narrow-band interference by windowing in a spread spectrum system are disclosed. The method comprises extracting N sampling points of data to perform frequency spectrum transform each time and obtaining N points of data; updating control information, comparing the energy values of the N points with the threshold within the set time period to determine the number of narrow-band interference as well as the width and location of the interference; determining the corresponding frequency domain adjusting window based on the width and location of the narrow band interference, obtaining the points within the window and the adjusted values of those points; with regard to the transformed N points during interference elimination process, setting the energy values of the points within the window during the current time period and the last period as the corresponding adjusted values, outputting the points after frequency spectrum inverse transform.
    • 公开了一种通过扩频系统中的窗口消除窄带干扰的装置和方法。 该方法包括:提取N个数据采样点,每次进行频谱变换,得到N个数据点; 更新控制信息,将N点的能量值与设定时间段内的阈值进行比较,以确定窄带干扰的数量以及干扰的宽度和位置; 基于窄带干扰的宽度和位置确定相应的频域调整窗口,获得窗口内的点和这些点的调整值; 关于干扰消除处理过程中的变换后的N点,将当前时间段内的窗口内的点的能量值设定为相应的调整值,在频谱逆变换后输出点。
    • 8. 发明授权
    • Method and device for removing narrow band interference in spreading frequency system
    • 用于消除扩频系统中窄带干扰的方法和装置
    • US08059768B2
    • 2011-11-15
    • US12096160
    • 2005-12-07
    • Meng ZhaoJiying XiangChunbo Yao
    • Meng ZhaoJiying XiangChunbo Yao
    • H03D1/04
    • H04B1/7102
    • Narrow-band interference in spread spectrum systems is eliminated by performing a frequency spectrum transform on N sampling points of the data to obtain N points of data; after M transforms, getting an energy accumulation of individual data to obtain N energy values; removing partial excessive large values from the N energy values, averaging the rest, then calculating the threshold value for interference determination based on the average value; identifying all points that have energy values exceeding the threshold value, and performing interference suppression for the data of corresponding points after frequency spectrum transform and finally outputting the data after frequency spectrum inverse transform.
    • 通过对数据的N个采样点执行频谱变换来消除扩频系统中的窄带干扰,以获得N个数据点; M变换后,获取个体数据的能量积累,得到N个能量值; 从N个能量值去除部分过大的值,对其余值进行平均,然后基于平均值计算用于干扰确定的阈值; 识别能量值超过阈值的所有点,对频谱变换后的对应点的数据进行干扰抑制,最后在频谱逆变换后输出数据。