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    • 5. 发明授权
    • Method for group-based multicast with non-uniform receivers
    • 使用非均匀接收机的组播组播方法
    • US09118494B2
    • 2015-08-25
    • US12985832
    • 2011-01-06
    • Weiqian DaiMing LiRenwei LiXuesong DongYang YuRandall Stewart
    • Weiqian DaiMing LiRenwei LiXuesong DongYang YuRandall Stewart
    • H04L12/18
    • H04L12/184H04L12/185H04L12/1868H04L12/1877H04L12/1881
    • An apparatus comprising a proxy configured to couple to a sender and a receiver and to receive data from the sender at a first rate and forward the data to the receiver at a second rate that is less than the first rate. A method comprising detecting a reception speed for each of a plurality of receivers in a multicast group, assigning the receivers to a first group and a second group based on the reception speed of each of the receivers, wherein the first group has a reception speed that is faster than a reception speed of the second group, and sending multicast data intended for all of the receivers to the receivers in the first group and to a proxy at a first rate, wherein the proxy buffers the multicast data and sends the multicast data to the receivers in the second group at a second rate.
    • 一种包括被配置为耦合到发送器和接收器并且以第一速率从发送器接收数据的代理的设备,并且以小于第一速率的第二速率将数据转发到接收器。 一种方法,包括检测多播组中的多个接收机中的每一个的接收速度,基于每个接收机的接收速度将接收机分配给第一组和第二组,其中第一组的接收速度为 比第二组的接收速度快,并且将针对所有接收机的组播数据发送到第一组中的接收机,并以第一速率发送给代理,其中代理缓存多播数据并将多播数据发送到 第二组中的接收机以第二速率。
    • 6. 发明授权
    • Method, system and apparatus for signal generation and message transmission in broadband wireless communications
    • 在宽带无线通信中用于信号产生和消息传输的方法,系统和装置
    • US08670298B2
    • 2014-03-11
    • US12744550
    • 2008-11-26
    • Shaohui SunYang YuYingmin WangYongbin Xie
    • Shaohui SunYang YuYingmin WangYongbin Xie
    • H04J11/00
    • H04L5/0021H04L5/0019H04L5/0044
    • Method for signal generation in broadband wireless communications, comprises: A. modulating, segmenting and serial-parallel converting the signal data to be transmitted, then computing DFT of the serial-parallel converted data so as to transfer them to frequency domain; B. performing block unit modulating processing and block repeat modulating processing on the frequency domain data, then mapping the block units to assigned time-frequency positions; C. computing IFFT of the mapped block units, then adding them to the cycle prefix, thus the random sequences in time domain are generated. Apparatus for signal generation, Method and system for message transmission in broadband wireless communications are also disclosed. The problem of resource allocation and scheduling, and problem of interference coordination and control are solved, the throughput and performance of communication system are greatly improved.
    • 宽带无线通信信号产生方法包括:A.调制,分段和并行转换要传输的信号数据,然后计算并行转换数据的DFT,将其传送到频域; B.对频域数据执行块单元调制处理和块重复调制处理,然后将块单元映射到分配的时频位置; C.计算映射块单元的IFFT,然后将它们添加到循环前缀,从而生成时域中的随机序列。 还公开了用于信号生成的装置,用于宽带无线通信中的消息传输的方法和系统。 解决了资源分配和调度问题,干扰协调与控制问题,大大提高了通信系统的吞吐量和性能。
    • 7. 发明授权
    • Method, system and terminal for determining QoS level
    • 用于确定QoS级别的方法,系统和终端
    • US08305920B2
    • 2012-11-06
    • US12524919
    • 2007-07-04
    • Yang Yu
    • Yang Yu
    • H04L1/20
    • H04L12/413
    • A method for determining Quality of Service (QoS) level is provided. The method includes: assigning, by a Coaxial-cable Line Terminal (CLT), a QoS level for a user terminal; sending, by the CLT, relevant information of the assigned QoS level to a Coaxial-cable Network Unit (CNU); and determining, by the CNU, a QoS level for a packet sent by the user terminal according to the relevant information of the assigned QoS level. A system for determining QoS level is provided. The system includes: a CLT and a CNU. A CLT and a CNU are also provided. The solution enables a coaxial-cable network unit to satisfy the QoS requirements of user terminals, and reduces the producing cost of the coaxial-cable network unit.
    • 提供了一种用于确定服务质量(QoS)水平的方法。 该方法包括:通过同轴电缆线路终端(CLT)分配用户终端的QoS级别; 由CLT向同轴电缆网络单元(CNU)发送分配的QoS级别的相关信息; 以及由CNU根据所分配的QoS等级的相关信息确定用户终端发送的分组的QoS等级。 提供了一种用于确定QoS级别的系统。 该系统包括:CLT和CNU。 还提供CLT和CNU。 该解决方案使同轴电缆网络单元能够满足用户终端的QoS要求,降低同轴电缆网络单元的生产成本。
    • 8. 发明申请
    • Systems and Methods for User Access Authentication Based on Network Access Point
    • 基于网络接入点的用户接入认证系统与方法
    • US20120204236A1
    • 2012-08-09
    • US13423953
    • 2012-03-19
    • Lee ChenJohn ChiongYang Yu
    • Lee ChenJohn ChiongYang Yu
    • G06F21/20
    • H04L63/08G11C7/24H04L63/107H04W12/06H04W12/08
    • Systems and methods of authenticating user access based on an access point to a secure data network include a secure data network having a plurality of a network access points serving as entry points for a user to access the secure data network using a user device. The user is associated with a user identity, each network access point with a network access point identity. The user uses a user device to send an access request, requesting access to the secure data network, to the network access point, which then sends an authentication request to an identity server. The identity server processes the authentication request, by validating the combination of the user identity and the network access point identity, and responds with an authentication response, granting or denying access, as communicated to the user device via an access response.
    • 基于对安全数据网络的接入点认证用户接入的系统和方法包括具有多个网络接入点的安全数据网络,该网络接入点用作用户使用用户设备访问安全数据网络的入口点。 用户与用户身份相关联,每个网络接入点具有网络接入点身份。 用户使用用户设备向网络接入点发送访问安全数据网络的访问请求,网络接入点然后向认证服务器发送认证请求。 身份服务器通过验证用户身份和网络接入点身份的组合来处理身份验证请求,并通过访问响应传达给用户设备的认证响应,授予或拒绝访问进行响应。
    • 10. 发明授权
    • Method and apparatus for forwarding data in ethernet
    • 用于在以太网中转发数据的方法和装置
    • US08149870B2
    • 2012-04-03
    • US12323053
    • 2008-11-25
    • Yang YuJianming Ding
    • Yang YuJianming Ding
    • H04J3/16
    • H04L12/40032H04L12/413H04L29/12028H04L49/351H04L61/103
    • The present invention provides a method for forwarding data in the Ethernet, an Ethernet physical layer cross apparatus, an Ethernet Media Access Control (MAC) layer cross apparatus, an Ethernet IP layer cross apparatus and cross cascade systems. In the method of the present invention includes the following features: configuring cross relationships between network device interfaces; determining whether an interface has a cross relationship with other interfaces according to the cross relationships configured after receiving data from the interface; sending the data to an interface which has a cross relationship with the interface from which the data is received if the interface from which the data is received has a cross relationship with other interfaces; and proceeding with existing forwarding processing in each layer if the interface from which the data is received does not have a cross relationship with other interfaces. The solution of the present invention dramatically reduces workload of network devices in the Ethernet and improves forwarding performance of the network devices.
    • 本发明提供了一种用于在以太网中转发数据的方法,以太网物理层交叉设备,以太网媒体访问控制(MAC)层交叉设备,以太网IP层交叉设备和交叉级联系统。 本发明的方法包括以下特征:配置网络设备接口之间的交互关系; 根据在从接口接收数据之后配置的交叉关系来确定接口是否与其他接口具有交叉关系; 将数据发送到与接收数据的接口具有交叉关系的接口,如果接收到数据的接口与其他接口具有交叉关系; 并且如果接收到数据的接口与其他接口没有交叉关系,则在每一层中继续进行现有的转发处理。 本发明的解决方案大大降低了以太网中网络设备的工作量,提高了网络设备的转发性能。