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    • 21. 发明申请
    • Mobile Node Entry at Radio Access Arrangement Restart
    • 移动节点输入在无线接入安排重新启动
    • US20110292794A1
    • 2011-12-01
    • US13201295
    • 2009-02-16
    • Magnus JohanssonRoland Carlsson
    • Magnus JohanssonRoland Carlsson
    • H04W28/08
    • H04W48/06H04W28/08H04W74/006H04W74/0833
    • The invention relates to communication between mobile nodes and/or node arrangements in wireless communication networks. In particular, the invention relates to a method in a radio access arrangement for improving the balance between the capacity allocated to initial access for network entry and the capacity allocated to pay-loads in the radio access arrangement. The radio access arrangement is configured to operatively communicate with a plurality of mobile nodes via an air interface. First, an initial access capacity is set to a value (S2), and then a current initial access load is obtained (S3). The next step is to increase (S7) the initial access capacity provided by the radio access arrangement (212, 312) if the current initial access load exceeds a predetermined upper limit (S4).
    • 本发明涉及无线通信网络中的移动节点和/或节点布置之间的通信。 具体地说,本发明涉及无线电接入装置中的方法,用于改善分配给网络入口的初始接入的容量与分配给无线电接入装置中的支付负载的容量之间的平衡。 无线电接入装置被配置为经由空中接口与多个移动节点可操作地通信。 首先,初始访问容量被设定为值(S2),然后获得当前的初始访问负载(S3)。 如果当前的初始访问负载超过预定的上限(S4),则下一步是增加(S7)由无线电接入装置(212,312)提供的初始接入容量(S7)。
    • 22. 发明申请
    • PACKET LATENCY ESTIMATION
    • 分组预测估计
    • US20110075588A1
    • 2011-03-31
    • US12994332
    • 2008-05-23
    • Roland CarlssonAare Mällo
    • Roland CarlssonAare Mällo
    • H04L12/26
    • H04L43/16H04L43/0852H04L2001/0097
    • An intermediary node is adapted for receiving a sequence of packets from a server, wherein the intermediary node comprises a time estimator adapted for performing the following steps—resolving the sequence number (k) and time of arrival to the intermediary node for at least a plurality (q) of incoming packets; establishing the frame period of the incoming packets (T); establishing a sequence of normalized packet arrival times (ek) as corresponding to the established frame period (T); calculating the relative arrival time (rtrec, k) of the plurality (q) of incoming packets in relation to the normalized packet arrival times; creating a cumulative density function (CDF) for a given sequence of packets; and establishing the threshold value for the relative arrival time (rtPL) yielding the predefined packet loss (PL) based on the cumulative density function (CDF).
    • 中间节点适于从服务器接收分组序列,其中中间节点包括适于执行以下步骤的时间估计器 - 将至少多个节点的序列号(k)和到达中间节点的时间解析 (q)传入分组; 建立传入分组(T)的帧周期; 建立与建立的帧周期(T)相对应的归一化分组到达时间(ek)的序列; 计算相对于归一化分组到达时间的多个(q)输入分组的相对到达时间(rtrec,k) 为给定的包序列创建累积密度函数(CDF); 以及基于累积密度函数(CDF)建立产生预定义分组丢失(PL)的相对到达时间(rtPL)的阈值。
    • 23. 发明授权
    • Power control for high speed packet data transmission
    • 用于高速分组数据传输的功率控制
    • US07724768B2
    • 2010-05-25
    • US10596748
    • 2004-10-05
    • Roland CarlssonTorbjorn Karlsson
    • Roland CarlssonTorbjorn Karlsson
    • H04J3/16
    • H04W52/60H04W52/262H04W52/286H04W52/34H04W52/367
    • Transmission unit comprising a first unit (CM_SCHDR) receiving scheduled first data (DATA2, DATA3) for transmission on at least a first channel, a power control unit (PWR_CTRL) for the first channel responsive to a respective closed loop power regulation signal (TCP_CMD), under which at least the transmit power rate of change is limited to a predetermined value per time unit, a packet data scheduler (HS_SCHDR) scheduling second data packets (DATA1), such as HSDPA data. A permitted power (P_PERM(t)) is defined as the maximum value of either the actual power of a previous instance (P_HS(t−1)) added with the predetermined value (d) or the determined possible power (P_POS(t)). Moreover, an available power is resolved. According to one aspect, the scheduling is performed within these limits. According to a further aspect the power level of the signaling and control channel (HS-SCCH) is further regulated during a transmission interval taking account of shared packet data channel (HS-PDSCH) power level.
    • 传输单元包括接收用于在至少第一信道上传输的调度的第一数据(DATA2,DATA3)的第一单元(CM_SCHDR),用于响应于相应闭环功率调节信号(TCP_CMD)的第一信道的功率控制单元(PWR_CTRL) 至少发送功率变化率被限制在每个时间单位的预定值,分组数据调度器(HS_SCHDR)调度诸如HSDPA数据的第二数据分组(DATA1)。 允许功率(P_PERM(t))被定义为加上预定值(d)或所确定的可能功率(P_POS(t))的先前实例的实际功率(P_H(t-1))的最大值 )。 此外,解决了可用功率。 根据一个方面,在这些限制内进行调度。 根据另一方面,信令和控制信道(HS-SCCH)的功率电平在考虑共享分组数据信道(HS-PDSCH)功率电平的传输间隔期间被进一步调节。
    • 26. 发明申请
    • Method and arrangement for minimizing intracell interference in a data transmission system
    • 用于最小化数据传输系统中的小区干扰的方法和装置
    • US20070167191A1
    • 2007-07-19
    • US10583456
    • 2003-12-19
    • Roland Carlsson
    • Roland Carlsson
    • H04M1/00
    • H04W72/082H04W16/02H04W16/10H04W16/24H04W64/00H04W72/0413H04W72/0446
    • The invention refers to an arrangement and a method for minimizing intracell and/or intercell interference for a data transmission system comprising a scheduler (2). A first base station (BS) receives information from user equipments (UE1-UE4) in a first cell (1), by means of a first antenna system (Rx, Tx). The scheduler (2) identifies the position of each user is and allots a first time slot (TS1) to at least one user equipment (UE1) in a first cell segment (CS1) in the first cell (1). The scheduler (2) also allots the first time slot to at least one user (UE3) equipment in a second cell segment (CS2) in the first cell (1). The antenna system (Rx, Tx) then sends information from the base station (BS) simultaneously to all user equipments (UE1, UE3) allotted to the first time slot.
    • 本发明涉及一种用于使包含调度器(2)的数据传输系统的小区内和/或小区间干扰最小化的装置和方法。 第一基站(BS)通过第一天线系统(Rx,Tx)从第一小区(1)中的用户设备(UE 1 -UE 4)接收信息。 调度器(2)识别每个用户的位置,并将第一时隙(TS 1)分配给第一小区(1)中的第一小区段(CS 1)中的至少一个用户设备(UE 1)。 调度器(2)还将第一时隙分配给第一小区(1)中的第二小区段(CS 2)中的至少一个用户(UE 3)设备。 然后,天线系统(Rx,Tx)同时向基站(BS)发送分配给第一时隙的所有用户设备(UE 1,UE 3)的信息。
    • 29. 发明授权
    • Throughput optimized carrier allocation
    • 吞吐量优化载波分配
    • US08179866B2
    • 2012-05-15
    • US12089144
    • 2005-10-03
    • Roland Carlsson
    • Roland Carlsson
    • H04B7/216H04B17/00H04W4/00H04W36/00
    • H04W72/082H04W16/08H04W72/048
    • A cell plan operation, a Routine and a base station are disclosed wherein user entities are allocated to at least two carriers (C1; C2) in at least one cell (A; B) of a system (node B), the first carrier (C1) having at least a first channel (DPCH), the second carrier (C2) having at least a second channel (DPCH), the at least two carriers not causing interference to one another, wherein user entities (UE) may be selectively assigned to either first channel and/or the second channel. Information is gathered on respective measures relating to the noise enduring capability (MAX ROT(UEn)) of respective prevalent users within the at least one cell. Prevalent user entities are ordered according to their respective noise enduring capabilities (MAX_ROT(UEn)_UE). User entities with low noise enduring capabilities are allocated to a channel on the first carrier (C1), while user entities with high noise enduring capabilities (MAX_ROT(UEn)) are allocated to a channel on the second carrier (C2).
    • 公开了一种小区计划操作,例程和基站,其中用户实体被分配给系统(节点B)的至少一个小区(A; B)中的至少两个载波(C1; C2),第一载波 C1)具有至少第一信道(DPCH),所述第二载波(C2)具有至少第二信道(DPCH),所述至少两个载波不引起彼此的干扰,其中可以选择性地分配用户实体 到第一通道和/或第二通道。 收集关于至少一个小区内各个流行用户的噪声持久能力(MAX_ROT(UEn))的相关措施的信息。 流行的用户实体根据其相应的噪声持久能力(MAX_ROT(UEn)_UE)进行排序。 具有低噪声持久能力的用户实体被分配给第一载波(C1)上的信道,而具有高噪声持续能力(MAX_ROT(UEn))的用户实体被分配给第二载波(C2)上的信道。
    • 30. 发明授权
    • Power control for high speed packet data transmission
    • 用于高速分组数据传输的功率控制
    • US07627336B2
    • 2009-12-01
    • US10596730
    • 2003-12-22
    • Roland CarlssonTorbjorn Karlsson
    • Roland CarlssonTorbjorn Karlsson
    • H04B7/00H04B1/00H04B7/185
    • H04W52/60H04W52/262H04W52/286H04W52/34H04W52/367
    • A transmitting unit comprising a first unit (CM_SCHDR) receiving scheduled first data (DATA2, DATA3) for transmission on at least a first channel, a power control unit (PWR_CTRL) for the first channel responsive to a respective closed loop power regulation signal (TCP_CMD), under which at least the transmit power rate of change is limited to a predetermined value per time unit, a packet data scheduler (HS_SCHDR) scheduling second data packets (DATA1), such as HSPDA data, for transmission on at least a second channel at an actual power level (P_H(t)), and a power amplifier (POWER_AMP) amplifying and outputting the scheduled first and second data, whereby the outputted first and second channels are subject to interference from one another, is shown. A possible power (P_POS(t)) is determined at a given instance as the maximum value of either the actual power (P_HS(t−1)) at a previous instance or the possible power determined at a previous instance (P_POS(t−1)), decreasing the maximum value by a predetermined value (d). Moreover, a permitted power (P_PERM(t)) at a given instance as the maximum value of either the actual power of a previous instance (P_HS(t−1)) added with the predetermined value (d) or the determined possible power (P_POS(t)). Finally, the scheduling is performed within these limits.
    • 一种传输单元,包括接收用于在至少第一信道上传输的调度的第一数据(DATA2,DATA3)的第一单元(CM_SCHDR),用于响应于相应的闭环功率调节信号(TCP_CMD)的第一信道的功率控制单元(PWR_CTRL) ),其中至少将发射功率变化率限制为每时间单位的预定值,分组数据调度器(HS_SCHDR)调度第二数据分组(DATA1),诸如HSDPA数据,用于在至少第二信道上进行传输 (P_H(t))和放大并输出调度的第一和第二数据的功率放大器(POWER_AMP),由此输出的第一和第二通道彼此受到干扰。 在给定的情况下确定可能的功率(P_POS(t))作为先前情况下的实际功率(P_H(t-1))或在先前实例确定的可能功率的最大值(P_POS(t- 1)),将最大值减小预定值(d)。 此外,给定情况下的允许功率(P_PERM(t))作为加上预定值(d)的前一个实例的实际功率(P_H(t-1))的最大值或确定的可能功率( P_POS(t))。 最后,在这些限制内进行调度。