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    • 2. 发明授权
    • Method and apparatus for grant-based uplink transmission scheduling
    • 用于基于授权的上行链路传输调度的方法和装置
    • US09100869B2
    • 2015-08-04
    • US13580840
    • 2010-03-08
    • Szilveszter NádasLászló HéviziSándor Rácz
    • Szilveszter NádasLászló HéviziSándor Rácz
    • H04L12/26H04W28/10H04L12/825
    • H04W28/10H04L47/263
    • In one aspect, the present invention advantageously provides far greater granularity in adjusting the maximum (schedulable) uplink bit rates of users than is directly available from a defined grant table that is used for making scheduled uplink grants to those users. As a non-limiting example, the EUL scheduler in a NodeB in a WCDMA network calculates the “effective” bit rate desired for one or more users over a given time interval, and determines the pattern of scheduling grants to make from the grant table over that interval, to produce the desired effective bit rate(s). This capability enables the EUL scheduler to make relatively fine fractional adjustments to the aggregate uplink data rate for a plurality of users, thus allowing much more precise reductions in the aggregate uplink data rate of those users. The EUL scheduler makes these more precise adjustments, for example, in response to indications of congestion on the backhaul connection between the NodeB and its supporting RNC. Grant variations also may be used in the HARQ processes of one or more users, for obtaining better bit rate control granularity.
    • 在一个方面,本发明有利地在调整用户的最大(可调度)上行链路比特率方面提供比从用于向这些用户进行预定的上行链路授权的定义的许可表直接可用的更大的粒度。 作为非限制性示例,WCDMA网络中的节点B中的EUL调度器在给定时间间隔内计算一个或多个用户所需的“有效”比特率,并且从批准表确定调度许可的模式 该间隔以产生期望的有效比特率。 该功能使得EUL调度器能够对多个用户的聚合上行链路数据速率进行相对精细的分数调整,从而允许更精确地降低这些用户的聚合上行链路数据速率。 EUL调度器使得这些更精确的调整,例如,响应于NodeB和其支持的RNC之间的回程连接的拥塞的指示。 为了获得更好的比特率控制粒度,在一个或多个用户的HARQ进程中也可以使用授权变动。
    • 3. 发明申请
    • Methods and Apparatuses for Operating a Radio Network Controller During a Soft Handover Process
    • 在软切换过程中操作无线网络控制器的方法和装置
    • US20150181490A1
    • 2015-06-25
    • US14415148
    • 2012-07-30
    • Szilveszter NádasSándor RáczMartin Skarve
    • Szilveszter NádasSándor RáczMartin Skarve
    • H04W36/18
    • H04W36/18H04L1/1841H04L1/1848H04L1/1854H04L1/1887H04W36/023
    • A technique for operating an RNC of a communication network during a soft handover process of a mobile terminal between a first BS and at least one second BS that are connected to the RNC is provided. A method implementation of the technique comprises receiving, at a MAC protocol layer of the RNC, a first data frame stream from the first BS via a first data path and a second data frame stream from the second BS via a second data path. A relative delay between the data frames of the first and the second data frame stream regarding their arrival at the RNC is determined. At then the MAC protocol layer, data frames of the first and the second data frame stream are then merged into a third data frame stream which is transmitted to a protocol layer above the MAC protocol layer. The merging of the data frames comprises a reordering process of the data frames and wherein, if the relative delay for a data frame exceeds a delay difference reference value, the data frame is transmitted from MAC protocol layer to the protocol layer above the MAC protocol layer without subjecting data frame to the reordering process.
    • 提供了在连接到RNC的第一BS和至少一个第二BS之间的移动终端的软切换过程期间操作通信网络的RNC的技术。 该技术的方法实现包括在RNC的MAC协议层处经由第一数据路径和来自第二BS的第二数据帧流经由第二数据路径从第一BS接收第一数据帧流。 确定第一和第二数据帧流的数据帧之间相对于其到达RNC的相对延迟。 然后在MAC协议层,然后将第一和第二数据帧流的数据帧合并到第三数据帧流中,该第三数据帧流被发送到MAC协议层上方的协议层。 数据帧的合并包括数据帧的重新排序处理,其中,如果数据帧的相对延迟超过延迟差​​参考值,则将数据帧从MAC协议层发送到MAC协议层上方的协议层 而不对数据帧进行重新排序过程。
    • 4. 发明申请
    • Technique for Operating a Radio Network Controller During a Soft Handover Process
    • 在软切换过程中操作无线网络控制器的技术
    • US20150172984A1
    • 2015-06-18
    • US14415198
    • 2012-07-30
    • Sándor RáczSzilveszter NádasMartin Skarve
    • Sándor RáczSzilveszter NádasMartin Skarve
    • H04W36/18
    • H04W36/18H04W56/001H04W92/12
    • A technique for operating an RNC of a communication network during a soft handover process of a mobile terminal between a first BS and at least one second BS that are connected to the RNC is provided. A method implementation of the technique comprises receiving, at a MAC protocol layer of the RNC, a first data frame stream from the first BS via a first data path and a second data frame stream from the second BS via a second data path. A relative delay between the data frames of the first and the second data frame stream regarding their arrival at the RNC is determined. The relative delay takes into account different systematic propagation durations from the first BS and the second BS to the RNC. At then the MAC protocol layer, data frames of the first and the second data frame stream are then merged into a third data frame stream which is transmitted to a protocol layer above the MAC protocol layer. The merging of the data frames is carried out in dependence on the relative delay.
    • 提供了在连接到RNC的第一BS和至少一个第二BS之间的移动终端的软切换过程期间操作通信网络的RNC的技术。 该技术的方法实现包括在RNC的MAC协议层处经由第一数据路径和来自第二BS的第二数据帧流经由第二数据路径从第一BS接收第一数据帧流。 确定第一和第二数据帧流的数据帧之间相对于其到达RNC的相对延迟。 相对延迟考虑了从第一BS和第二BS到RNC的不同的系统传播持续时间。 然后在MAC协议层,然后将第一和第二数据帧流的数据帧合并到第三数据帧流中,该第三数据帧流被发送到MAC协议层上方的协议层。 数据帧的合并是根据相对延迟进行的。
    • 10. 发明申请
    • FAIR CONGESTION DETECTION FOR TRANSPORT NETWORK LAYER WCDMA COMMUNICATIONS
    • 运输网络层WCDMA通信的公认检测
    • US20110235528A1
    • 2011-09-29
    • US12730702
    • 2010-03-24
    • Sándor RáczSzilveszter Nádas
    • Sándor RáczSzilveszter Nádas
    • G06F11/00
    • H04W28/10H04L47/12H04L47/263H04W24/00H04W28/06
    • Congestion is detected in a radio access transport network including one or more radio network controllers each coupled to one or more radio base stations. Multiple data packet flows are each associated with a mobile radio terminal communication, and each flow is controlled in the radio access transport network by a corresponding flow control entity. They are monitored for congestion in the transport network. If a congestion area in the transport network is detected for one of the monitored data packet flows, then a determination is made whether other monitored data packet flows share the detected congestion area. Congestion notification information is communicated to the flow control entities corresponding to the other monitored data packet flows that share the detected congestion area. Based on the congestion notification information, the informed flow control entities may take a flow control action, e.g., to enable fair sharing of communications resources in the transport network.
    • 在包括耦合到一个或多个无线电基站的一个或多个无线电网络控制器的无线电接入传输网络中检测到拥塞。 多个数据分组流每个都与移动无线终端通信相关联,并且每个流由对应的流控制实体在无线接入传输网中进行控制。 监控他们在运输网络中的拥塞。 如果对所监视的数据分组流中的一个检测到传输网络中的拥塞区域,则确定其他监视的数据分组流是否共享检测到的拥塞区域。 拥塞通知信息被传送到与共享检测到的拥塞区域的其他监视数据分组流对应的流控制实体。 基于拥塞通知信息,通知流量控制实体可以采取流量控制动作,例如,以实现传输网络中的通信资源的公平共享。